new branch use json...

Signed-off-by: j502647092 <jtb1@163.com>

src/cn/citycraft/RealBackpacks/MainCommand.java

@@ -18,9 +18,9 @@ import org.bukkit.inventory.ItemStack;
 
 import cn.citycraft.RealBackpacks.config.FileConfig;
 import cn.citycraft.RealBackpacks.config.PlayerConfig;
-import cn.citycraft.RealBackpacks.util.InvJsonUtils;
 import cn.citycraft.RealBackpacks.util.MysqlFunctions;
 import cn.citycraft.RealBackpacks.util.RBUtil;
+import cn.citycraft.RealBackpacks.util.Serialization;
 
 public class MainCommand implements CommandExecutor {
 
@@ -332,7 +332,7 @@ public class MainCommand implements CommandExecutor {
 																	backpack);
 															state.setString(
 																	3,
-																	InvJsonUtils
+																	Serialization
 																			.listToString(config
 																					.getStringList(backpack
 																							+ ".Inventory")));
@@ -349,7 +349,7 @@ public class MainCommand implements CommandExecutor {
 																	backpack);
 															state.setString(
 																	3,
-																	InvJsonUtils
+																	Serialization
 																			.listToString(config
 																					.getStringList(backpack
 																							+ ".Inventory")));
@@ -362,7 +362,7 @@ public class MainCommand implements CommandExecutor {
 													state.setString(2, backpack);
 													state.setString(
 															3,
-															InvJsonUtils
+															Serialization
 																	.listToString(config
 																			.getStringList(backpack
 																					+ ".Inventory")));
@@ -449,7 +449,7 @@ public class MainCommand implements CommandExecutor {
 											fullName + "'s " + backpack
 													+ " data"));
 						} else {
-							inv = InvJsonUtils.listToInventory(
+							inv = Serialization.toInventory(
 									config.getStringList(backpack
 											+ ".Inventory"), fullName + "'s "
 											+ backpack + " data",

src/cn/citycraft/RealBackpacks/json/JSONArray.java

@@ -0,0 +1,415 @@
+package cn.citycraft.RealBackpacks.json;
+
+/*
+ * Copyright (c) 2002 JSON.org
+ * 
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ * 
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ * 
+ * The Software shall be used for Good, not Evil.
+ * 
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+import java.io.IOException;
+import java.io.StringWriter;
+import java.io.Writer;
+import java.lang.reflect.Array;
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.Iterator;
+import java.util.Map;
+
+public class JSONArray {
+
+	private final ArrayList<Object> myArrayList;
+
+	public JSONArray() {
+		this.myArrayList = new ArrayList<Object>();
+	}
+
+	public JSONArray(JSONTokener x) throws JSONException {
+		this();
+		if (x.nextClean() != '[') {
+			throw x.syntaxError("A JSONArray text must start with '['");
+		}
+		if (x.nextClean() != ']') {
+			x.back();
+			for (;;) {
+				if (x.nextClean() == ',') {
+					x.back();
+					this.myArrayList.add(JSONObject.NULL);
+				} else {
+					x.back();
+					this.myArrayList.add(x.nextValue());
+				}
+				switch (x.nextClean()) {
+				case ';':
+				case ',':
+					if (x.nextClean() == ']') {
+						return;
+					}
+					x.back();
+					break;
+				case ']':
+					return;
+				default:
+					throw x.syntaxError("Expected a ',' or ']'");
+				}
+			}
+		}
+	}
+
+	public JSONArray(String source) throws JSONException {
+		this(new JSONTokener(source));
+	}
+
+	public JSONArray(Collection<?> collection) {
+		this.myArrayList = new ArrayList<Object>();
+		if (collection != null) {
+			Iterator<?> iter = collection.iterator();
+			while (iter.hasNext()) {
+				this.myArrayList.add(JSONObject.wrap(iter.next()));
+			}
+		}
+	}
+
+	public JSONArray(Object array) throws JSONException {
+		this();
+		if (array.getClass().isArray()) {
+			int length = Array.getLength(array);
+			for (int i = 0; i < length; i += 1) {
+				this.put(JSONObject.wrap(Array.get(array, i)));
+			}
+		} else {
+			throw new JSONException("JSONArray initial value should be a string or collection or array.");
+		}
+	}
+
+	public Object get(int index) throws JSONException {
+		Object object = this.opt(index);
+		if (object == null) {
+			throw new JSONException("JSONArray[" + index + "] not found.");
+		}
+		return object;
+	}
+
+	public boolean getBoolean(int index) throws JSONException {
+		Object object = this.get(index);
+		if (object.equals(Boolean.FALSE) || (object instanceof String && ((String) object).equalsIgnoreCase("false"))) {
+			return false;
+		} else if (object.equals(Boolean.TRUE) || (object instanceof String && ((String) object).equalsIgnoreCase("true"))) {
+			return true;
+		}
+		throw new JSONException("JSONArray[" + index + "] is not a boolean.");
+	}
+
+	public double getDouble(int index) throws JSONException {
+		Object object = this.get(index);
+		try {
+			return object instanceof Number ? ((Number) object).doubleValue() : Double.parseDouble((String) object);
+		} catch (Exception e) {
+			throw new JSONException("JSONArray[" + index + "] is not a number.");
+		}
+	}
+
+	public int getInt(int index) throws JSONException {
+		Object object = this.get(index);
+		try {
+			return object instanceof Number ? ((Number) object).intValue() : Integer.parseInt((String) object);
+		} catch (Exception e) {
+			throw new JSONException("JSONArray[" + index + "] is not a number.");
+		}
+	}
+
+	public JSONArray getJSONArray(int index) throws JSONException {
+		Object object = this.get(index);
+		if (object instanceof JSONArray) {
+			return (JSONArray) object;
+		}
+		throw new JSONException("JSONArray[" + index + "] is not a JSONArray.");
+	}
+
+	public JSONObject getJSONObject(int index) throws JSONException {
+		Object object = this.get(index);
+		if (object instanceof JSONObject) {
+			return (JSONObject) object;
+		}
+		throw new JSONException("JSONArray[" + index + "] is not a JSONObject.");
+	}
+
+	public long getLong(int index) throws JSONException {
+		Object object = this.get(index);
+		try {
+			return object instanceof Number ? ((Number) object).longValue() : Long.parseLong((String) object);
+		} catch (Exception e) {
+			throw new JSONException("JSONArray[" + index + "] is not a number.");
+		}
+	}
+
+	public String getString(int index) throws JSONException {
+		Object object = this.get(index);
+		if (object instanceof String) {
+			return (String) object;
+		}
+		throw new JSONException("JSONArray[" + index + "] not a string.");
+	}
+
+	public boolean isNull(int index) {
+		return JSONObject.NULL.equals(this.opt(index));
+	}
+
+	public String join(String separator) throws JSONException {
+		int len = this.length();
+		StringBuffer sb = new StringBuffer();
+
+		for (int i = 0; i < len; i += 1) {
+			if (i > 0) {
+				sb.append(separator);
+			}
+			sb.append(JSONObject.valueToString(this.myArrayList.get(i)));
+		}
+		return sb.toString();
+	}
+
+	public int length() {
+		return this.myArrayList.size();
+	}
+
+	public Object opt(int index) {
+		return (index < 0 || index >= this.length()) ? null : this.myArrayList.get(index);
+	}
+
+	public boolean optBoolean(int index) {
+		return this.optBoolean(index, false);
+	}
+
+	public boolean optBoolean(int index, boolean defaultValue) {
+		try {
+			return this.getBoolean(index);
+		} catch (Exception e) {
+			return defaultValue;
+		}
+	}
+
+	public double optDouble(int index) {
+		return this.optDouble(index, Double.NaN);
+	}
+
+	public double optDouble(int index, double defaultValue) {
+		try {
+			return this.getDouble(index);
+		} catch (Exception e) {
+			return defaultValue;
+		}
+	}
+
+	public int optInt(int index) {
+		return this.optInt(index, 0);
+	}
+
+	public int optInt(int index, int defaultValue) {
+		try {
+			return this.getInt(index);
+		} catch (Exception e) {
+			return defaultValue;
+		}
+	}
+
+	public JSONArray optJSONArray(int index) {
+		Object o = this.opt(index);
+		return o instanceof JSONArray ? (JSONArray) o : null;
+	}
+
+	public JSONObject optJSONObject(int index) {
+		Object o = this.opt(index);
+		return o instanceof JSONObject ? (JSONObject) o : null;
+	}
+
+	public long optLong(int index) {
+		return this.optLong(index, 0);
+	}
+
+	public long optLong(int index, long defaultValue) {
+		try {
+			return this.getLong(index);
+		} catch (Exception e) {
+			return defaultValue;
+		}
+	}
+
+	public String optString(int index) {
+		return this.optString(index, "");
+	}
+
+	public String optString(int index, String defaultValue) {
+		Object object = this.opt(index);
+		return JSONObject.NULL.equals(object) ? defaultValue : object.toString();
+	}
+
+	public JSONArray put(boolean value) {
+		this.put(value ? Boolean.TRUE : Boolean.FALSE);
+		return this;
+	}
+
+	public JSONArray put(Collection<?> value) {
+		this.put(new JSONArray(value));
+		return this;
+	}
+
+	public JSONArray put(double value) throws JSONException {
+		Double d = new Double(value);
+		JSONObject.testValidity(d);
+		this.put(d);
+		return this;
+	}
+
+	public JSONArray put(int value) {
+		this.put(new Integer(value));
+		return this;
+	}
+
+	public JSONArray put(long value) {
+		this.put(new Long(value));
+		return this;
+	}
+
+	public JSONArray put(Map<?, ?> value) {
+		this.put(new JSONObject());
+		return this;
+	}
+
+	public JSONArray put(Object value) {
+		this.myArrayList.add(value);
+		return this;
+	}
+
+	public JSONArray put(int index, boolean value) throws JSONException {
+		this.put(index, value ? Boolean.TRUE : Boolean.FALSE);
+		return this;
+	}
+
+	public JSONArray put(int index, Collection<?> value) throws JSONException {
+		this.put(index, new JSONArray(value));
+		return this;
+	}
+
+	public JSONArray put(int index, double value) throws JSONException {
+		this.put(index, new Double(value));
+		return this;
+	}
+
+	public JSONArray put(int index, int value) throws JSONException {
+		this.put(index, new Integer(value));
+		return this;
+	}
+
+	public JSONArray put(int index, long value) throws JSONException {
+		this.put(index, new Long(value));
+		return this;
+	}
+
+	public JSONArray put(int index, Map<?, ?> value) throws JSONException {
+		this.put(index, new JSONObject(value));
+		return this;
+	}
+
+	public JSONArray put(int index, Object value) throws JSONException {
+		JSONObject.testValidity(value);
+		if (index < 0) {
+			throw new JSONException("JSONArray[" + index + "] not found.");
+		}
+		if (index < this.length()) {
+			this.myArrayList.set(index, value);
+		} else {
+			while (index != this.length()) {
+				this.put(JSONObject.NULL);
+			}
+			this.put(value);
+		}
+		return this;
+	}
+
+	public Object remove(int index) {
+		Object o = this.opt(index);
+		this.myArrayList.remove(index);
+		return o;
+	}
+
+	public JSONObject toJSONObject(JSONArray names) throws JSONException {
+		if (names == null || names.length() == 0 || this.length() == 0) {
+			return null;
+		}
+		JSONObject jo = new JSONObject();
+		for (int i = 0; i < names.length(); i += 1) {
+			jo.put(names.getString(i), this.opt(i));
+		}
+		return jo;
+	}
+
+	public String toString() {
+		try {
+			return this.toString(0);
+		} catch (Exception e) {
+			return null;
+		}
+	}
+
+	public String toString(int indentFactor) throws JSONException {
+		StringWriter sw = new StringWriter();
+		synchronized (sw.getBuffer()) {
+			return this.write(sw, indentFactor, 0).toString();
+		}
+	}
+
+	public Writer write(Writer writer) throws JSONException {
+		return this.write(writer, 0, 0);
+	}
+
+	Writer write(Writer writer, int indentFactor, int indent) throws JSONException {
+		try {
+			boolean commanate = false;
+			int length = this.length();
+			writer.write('[');
+
+			if (length == 1) {
+				JSONObject.writeValue(writer, this.myArrayList.get(0), indentFactor, indent);
+			} else if (length != 0) {
+				final int newindent = indent + indentFactor;
+
+				for (int i = 0; i < length; i += 1) {
+					if (commanate) {
+						writer.write(',');
+					}
+					if (indentFactor > 0) {
+						writer.write('\n');
+					}
+					JSONObject.indent(writer, newindent);
+					JSONObject.writeValue(writer, this.myArrayList.get(i), indentFactor, newindent);
+					commanate = true;
+				}
+				if (indentFactor > 0) {
+					writer.write('\n');
+				}
+				JSONObject.indent(writer, indent);
+			}
+			writer.write(']');
+			return writer;
+		} catch (IOException e) {
+			throw new JSONException(e);
+		}
+	}
+}

src/cn/citycraft/RealBackpacks/json/JSONException.java

@@ -0,0 +1,21 @@
+package cn.citycraft.RealBackpacks.json;
+
+public class JSONException extends Exception {
+
+	private static final long serialVersionUID = 0;
+	private Throwable cause;
+
+	public JSONException(final String message) {
+		super(message);
+	}
+
+	public JSONException(final Throwable cause) {
+		super(cause.getMessage());
+		this.cause = cause;
+	}
+
+	@Override
+	public Throwable getCause() {
+		return this.cause;
+	}
+}

src/cn/citycraft/RealBackpacks/json/JSONObject.java

@@ -0,0 +1,926 @@
+package cn.citycraft.RealBackpacks.json;
+
+/*
+ * Copyright (c) 2002 JSON.org
+ * 
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ * 
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ * 
+ * The Software shall be used for Good, not Evil.
+ * 
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+import java.io.IOException;
+import java.io.StringWriter;
+import java.io.Writer;
+import java.lang.reflect.Field;
+import java.lang.reflect.Method;
+import java.lang.reflect.Modifier;
+import java.util.Collection;
+import java.util.Enumeration;
+import java.util.HashMap;
+import java.util.Iterator;
+import java.util.Locale;
+import java.util.Map;
+import java.util.ResourceBundle;
+import java.util.Set;
+
+public class JSONObject {
+
+	private static final int keyPoolSize = 100;
+
+	@SuppressWarnings("rawtypes")
+	private static HashMap keyPool = new HashMap(keyPoolSize);
+
+	private static final class Null {
+
+		@Override
+		protected final Object clone() {
+			return this;
+		}
+
+		@Override
+		public boolean equals(final Object object) {
+			return object == null || object == this;
+		}
+
+		@Override
+		public String toString() {
+			return "null";
+		}
+	}
+
+	@SuppressWarnings("rawtypes")
+	private final Map map;
+
+	public static final Object NULL = new Null();
+
+	@SuppressWarnings("rawtypes")
+	public JSONObject() {
+		this.map = new HashMap();
+	}
+
+	public JSONObject(final JSONObject jo, final String[] names) {
+		this();
+		for (int i = 0; i < names.length; i += 1) {
+			try {
+				this.putOnce(names[i], jo.opt(names[i]));
+			} catch (final Exception ignore) {
+			}
+		}
+	}
+
+	public JSONObject(final JSONTokener x) throws JSONException {
+		this();
+		char c;
+		String key;
+
+		if (x.nextClean() != '{') {
+			throw x.syntaxError("A JSONObject text must begin with '{'");
+		}
+		for (;;) {
+			c = x.nextClean();
+			switch (c) {
+			case 0:
+				throw x.syntaxError("A JSONObject text must end with '}'");
+			case '}':
+				return;
+			default:
+				x.back();
+				key = x.nextValue().toString();
+			}
+
+			// The key is followed by ':'. We will also tolerate '=' or '=>'.
+
+			c = x.nextClean();
+			if (c == '=') {
+				if (x.next() != '>') {
+					x.back();
+				}
+			} else if (c != ':') {
+				throw x.syntaxError("Expected a ':' after a key");
+			}
+			this.putOnce(key, x.nextValue());
+
+			// Pairs are separated by ','. We will also tolerate ';'.
+
+			switch (x.nextClean()) {
+			case ';':
+			case ',':
+				if (x.nextClean() == '}') {
+					return;
+				}
+				x.back();
+				break;
+			case '}':
+				return;
+			default:
+				throw x.syntaxError("Expected a ',' or '}'");
+			}
+		}
+	}
+
+	@SuppressWarnings({ "unchecked", "rawtypes" })
+	public JSONObject(final Map map) {
+		this.map = new HashMap();
+		if (map != null) {
+			final Iterator i = map.entrySet().iterator();
+			while (i.hasNext()) {
+				final Map.Entry e = (Map.Entry) i.next();
+				final Object value = e.getValue();
+				if (value != null) {
+					this.map.put(e.getKey(), wrap(value));
+				}
+			}
+		}
+	}
+
+	public JSONObject(final Object bean) {
+		this();
+		this.populateMap(bean);
+	}
+
+	@SuppressWarnings("rawtypes")
+	public JSONObject(final Object object, final String names[]) {
+		this();
+		final Class c = object.getClass();
+		for (int i = 0; i < names.length; i += 1) {
+			final String name = names[i];
+			try {
+				this.putOpt(name, c.getField(name).get(object));
+			} catch (final Exception ignore) {
+			}
+		}
+	}
+
+	public JSONObject(final String source) throws JSONException {
+		this(new JSONTokener(source));
+	}
+
+	@SuppressWarnings("rawtypes")
+	public JSONObject(final String baseName, final Locale locale) throws JSONException {
+		this();
+		final ResourceBundle bundle = ResourceBundle.getBundle(baseName, locale, Thread.currentThread().getContextClassLoader());
+
+		// Iterate through the keys in the bundle.
+
+		final Enumeration keys = bundle.getKeys();
+		while (keys.hasMoreElements()) {
+			final Object key = keys.nextElement();
+			if (key instanceof String) {
+
+				// Go through the path, ensuring that there is a nested JSONObject for each
+				// segment except the last. Add the value using the last segment's name into
+				// the deepest nested JSONObject.
+
+				final String[] path = ((String) key).split("\\.");
+				final int last = path.length - 1;
+				JSONObject target = this;
+				for (int i = 0; i < last; i += 1) {
+					final String segment = path[i];
+					JSONObject nextTarget = target.optJSONObject(segment);
+					if (nextTarget == null) {
+						nextTarget = new JSONObject();
+						target.put(segment, nextTarget);
+					}
+					target = nextTarget;
+				}
+				target.put(path[last], bundle.getString((String) key));
+			}
+		}
+	}
+
+	public JSONObject accumulate(final String key, final Object value) throws JSONException {
+		testValidity(value);
+		final Object object = this.opt(key);
+		if (object == null) {
+			this.put(key, value instanceof JSONArray ? new JSONArray().put(value) : value);
+		} else if (object instanceof JSONArray) {
+			((JSONArray) object).put(value);
+		} else {
+			this.put(key, new JSONArray().put(object).put(value));
+		}
+		return this;
+	}
+
+	public JSONObject append(final String key, final Object value) throws JSONException {
+		testValidity(value);
+		final Object object = this.opt(key);
+		if (object == null) {
+			this.put(key, new JSONArray().put(value));
+		} else if (object instanceof JSONArray) {
+			this.put(key, ((JSONArray) object).put(value));
+		} else {
+			throw new JSONException("JSONObject[" + key + "] is not a JSONArray.");
+		}
+		return this;
+	}
+
+	public static String doubleToString(final double d) {
+		if (Double.isInfinite(d) || Double.isNaN(d)) {
+			return "null";
+		}
+
+		// Shave off trailing zeros and decimal point, if possible.
+
+		String string = Double.toString(d);
+		if (string.indexOf('.') > 0 && string.indexOf('e') < 0 && string.indexOf('E') < 0) {
+			while (string.endsWith("0")) {
+				string = string.substring(0, string.length() - 1);
+			}
+			if (string.endsWith(".")) {
+				string = string.substring(0, string.length() - 1);
+			}
+		}
+		return string;
+	}
+
+	public Object get(final String key) throws JSONException {
+		if (key == null) {
+			throw new JSONException("Null key.");
+		}
+		final Object object = this.opt(key);
+		if (object == null) {
+			throw new JSONException("JSONObject[" + quote(key) + "] not found.");
+		}
+		return object;
+	}
+
+	public boolean getBoolean(final String key) throws JSONException {
+		final Object object = this.get(key);
+		if (object.equals(Boolean.FALSE) || (object instanceof String && ((String) object).equalsIgnoreCase("false"))) {
+			return false;
+		} else if (object.equals(Boolean.TRUE) || (object instanceof String && ((String) object).equalsIgnoreCase("true"))) {
+			return true;
+		}
+		throw new JSONException("JSONObject[" + quote(key) + "] is not a Boolean.");
+	}
+
+	public double getDouble(final String key) throws JSONException {
+		final Object object = this.get(key);
+		try {
+			return object instanceof Number ? ((Number) object).doubleValue() : Double.parseDouble((String) object);
+		} catch (final Exception e) {
+			throw new JSONException("JSONObject[" + quote(key) + "] is not a number.");
+		}
+	}
+
+	public int getInt(final String key) throws JSONException {
+		final Object object = this.get(key);
+		try {
+			return object instanceof Number ? ((Number) object).intValue() : Integer.parseInt((String) object);
+		} catch (final Exception e) {
+			throw new JSONException("JSONObject[" + quote(key) + "] is not an int.");
+		}
+	}
+
+	public JSONArray getJSONArray(final String key) throws JSONException {
+		final Object object = this.get(key);
+		if (object instanceof JSONArray) {
+			return (JSONArray) object;
+		}
+		throw new JSONException("JSONObject[" + quote(key) + "] is not a JSONArray.");
+	}
+
+	public JSONObject getJSONObject(final String key) throws JSONException {
+		final Object object = this.get(key);
+		if (object instanceof JSONObject) {
+			return (JSONObject) object;
+		}
+		throw new JSONException("JSONObject[" + quote(key) + "] is not a JSONObject.");
+	}
+
+	public long getLong(final String key) throws JSONException {
+		final Object object = this.get(key);
+		try {
+			return object instanceof Number ? ((Number) object).longValue() : Long.parseLong((String) object);
+		} catch (final Exception e) {
+			throw new JSONException("JSONObject[" + quote(key) + "] is not a long.");
+		}
+	}
+
+	public static String[] getNames(final JSONObject jo) {
+		final int length = jo.length();
+		if (length == 0) {
+			return null;
+		}
+		@SuppressWarnings("rawtypes")
+		final Iterator iterator = jo.keys();
+		final String[] names = new String[length];
+		int i = 0;
+		while (iterator.hasNext()) {
+			names[i] = (String) iterator.next();
+			i += 1;
+		}
+		return names;
+	}
+
+	@SuppressWarnings("rawtypes")
+	public static String[] getNames(final Object object) {
+		if (object == null) {
+			return null;
+		}
+		final Class klass = object.getClass();
+		final Field[] fields = klass.getFields();
+		final int length = fields.length;
+		if (length == 0) {
+			return null;
+		}
+		final String[] names = new String[length];
+		for (int i = 0; i < length; i += 1) {
+			names[i] = fields[i].getName();
+		}
+		return names;
+	}
+
+	public String getString(final String key) throws JSONException {
+		final Object object = this.get(key);
+		if (object instanceof String) {
+			return (String) object;
+		}
+		throw new JSONException("JSONObject[" + quote(key) + "] not a string.");
+	}
+
+	public boolean has(final String key) {
+		return this.map.containsKey(key);
+	}
+
+	public JSONObject increment(final String key) throws JSONException {
+		final Object value = this.opt(key);
+		if (value == null) {
+			this.put(key, 1);
+		} else if (value instanceof Integer) {
+			this.put(key, ((Integer) value).intValue() + 1);
+		} else if (value instanceof Long) {
+			this.put(key, ((Long) value).longValue() + 1);
+		} else if (value instanceof Double) {
+			this.put(key, ((Double) value).doubleValue() + 1);
+		} else if (value instanceof Float) {
+			this.put(key, ((Float) value).floatValue() + 1);
+		} else {
+			throw new JSONException("Unable to increment [" + quote(key) + "].");
+		}
+		return this;
+	}
+
+	public boolean isNull(final String key) {
+		return JSONObject.NULL.equals(this.opt(key));
+	}
+
+	@SuppressWarnings("rawtypes")
+	public Iterator keys() {
+		return this.keySet().iterator();
+	}
+
+	@SuppressWarnings("rawtypes")
+	public Set keySet() {
+		return this.map.keySet();
+	}
+
+	public int length() {
+		return this.map.size();
+	}
+
+	public JSONArray names() {
+		final JSONArray ja = new JSONArray();
+		@SuppressWarnings("rawtypes")
+		final Iterator keys = this.keys();
+		while (keys.hasNext()) {
+			ja.put(keys.next());
+		}
+		return ja.length() == 0 ? null : ja;
+	}
+
+	public static String numberToString(final Number number) throws JSONException {
+		if (number == null) {
+			throw new JSONException("Null pointer");
+		}
+		testValidity(number);
+
+		// Shave off trailing zeros and decimal point, if possible.
+
+		String string = number.toString();
+		if (string.indexOf('.') > 0 && string.indexOf('e') < 0 && string.indexOf('E') < 0) {
+			while (string.endsWith("0")) {
+				string = string.substring(0, string.length() - 1);
+			}
+			if (string.endsWith(".")) {
+				string = string.substring(0, string.length() - 1);
+			}
+		}
+		return string;
+	}
+
+	public Object opt(final String key) {
+		return key == null ? null : this.map.get(key);
+	}
+
+	public boolean optBoolean(final String key) {
+		return this.optBoolean(key, false);
+	}
+
+	public boolean optBoolean(final String key, final boolean defaultValue) {
+		try {
+			return this.getBoolean(key);
+		} catch (final Exception e) {
+			return defaultValue;
+		}
+	}
+
+	public double optDouble(final String key) {
+		return this.optDouble(key, Double.NaN);
+	}
+
+	public double optDouble(final String key, final double defaultValue) {
+		try {
+			return this.getDouble(key);
+		} catch (final Exception e) {
+			return defaultValue;
+		}
+	}
+
+	public int optInt(final String key) {
+		return this.optInt(key, 0);
+	}
+
+	public int optInt(final String key, final int defaultValue) {
+		try {
+			return this.getInt(key);
+		} catch (final Exception e) {
+			return defaultValue;
+		}
+	}
+
+	public JSONArray optJSONArray(final String key) {
+		final Object o = this.opt(key);
+		return o instanceof JSONArray ? (JSONArray) o : null;
+	}
+
+	public JSONObject optJSONObject(final String key) {
+		final Object object = this.opt(key);
+		return object instanceof JSONObject ? (JSONObject) object : null;
+	}
+
+	public long optLong(final String key) {
+		return this.optLong(key, 0);
+	}
+
+	public long optLong(final String key, final long defaultValue) {
+		try {
+			return this.getLong(key);
+		} catch (final Exception e) {
+			return defaultValue;
+		}
+	}
+
+	public String optString(final String key) {
+		return this.optString(key, "");
+	}
+
+	public String optString(final String key, final String defaultValue) {
+		final Object object = this.opt(key);
+		return NULL.equals(object) ? defaultValue : object.toString();
+	}
+
+	@SuppressWarnings({ "unchecked", "rawtypes" })
+	private void populateMap(final Object bean) {
+		final Class klass = bean.getClass();
+
+		// If klass is a System class then set includeSuperClass to false.
+
+		final boolean includeSuperClass = klass.getClassLoader() != null;
+
+		final Method[] methods = includeSuperClass ? klass.getMethods() : klass.getDeclaredMethods();
+		for (int i = 0; i < methods.length; i += 1) {
+			try {
+				final Method method = methods[i];
+				if (Modifier.isPublic(method.getModifiers())) {
+					final String name = method.getName();
+					String key = "";
+					if (name.startsWith("get")) {
+						if ("getClass".equals(name) || "getDeclaringClass".equals(name)) {
+							key = "";
+						} else {
+							key = name.substring(3);
+						}
+					} else if (name.startsWith("is")) {
+						key = name.substring(2);
+					}
+					if (key.length() > 0 && Character.isUpperCase(key.charAt(0)) && method.getParameterTypes().length == 0) {
+						if (key.length() == 1) {
+							key = key.toLowerCase();
+						} else if (!Character.isUpperCase(key.charAt(1))) {
+							key = key.substring(0, 1).toLowerCase() + key.substring(1);
+						}
+
+						final Object result = method.invoke(bean, (Object[]) null);
+						if (result != null) {
+							this.map.put(key, wrap(result));
+						}
+					}
+				}
+			} catch (final Exception ignore) {
+			}
+		}
+	}
+
+	public JSONObject put(final String key, final boolean value) throws JSONException {
+		this.put(key, value ? Boolean.TRUE : Boolean.FALSE);
+		return this;
+	}
+
+	@SuppressWarnings("rawtypes")
+	public JSONObject put(final String key, final Collection value) throws JSONException {
+		this.put(key, new JSONArray(value));
+		return this;
+	}
+
+	public JSONObject put(final String key, final double value) throws JSONException {
+		this.put(key, new Double(value));
+		return this;
+	}
+
+	public JSONObject put(final String key, final int value) throws JSONException {
+		this.put(key, new Integer(value));
+		return this;
+	}
+
+	public JSONObject put(final String key, final long value) throws JSONException {
+		this.put(key, new Long(value));
+		return this;
+	}
+
+	public JSONObject put(final String key, @SuppressWarnings("rawtypes") final Map value) throws JSONException {
+		this.put(key, new JSONObject(value));
+		return this;
+	}
+
+	@SuppressWarnings({ "unchecked", "rawtypes" })
+	public JSONObject put(String key, final Object value) throws JSONException {
+		String pooled;
+		if (key == null) {
+			throw new JSONException("Null key.");
+		}
+		if (value != null) {
+			testValidity(value);
+			pooled = (String) keyPool.get(key);
+			if (pooled == null) {
+				if (keyPool.size() >= keyPoolSize) {
+					keyPool = new HashMap(keyPoolSize);
+				}
+				keyPool.put(key, key);
+			} else {
+				key = pooled;
+			}
+			this.map.put(key, value);
+		} else {
+			this.remove(key);
+		}
+		return this;
+	}
+
+	public JSONObject putOnce(final String key, final Object value) throws JSONException {
+		if (key != null && value != null) {
+			if (this.opt(key) != null) {
+				throw new JSONException("Duplicate key \"" + key + "\"");
+			}
+			this.put(key, value);
+		}
+		return this;
+	}
+
+	public JSONObject putOpt(final String key, final Object value) throws JSONException {
+		if (key != null && value != null) {
+			this.put(key, value);
+		}
+		return this;
+	}
+
+	public static String quote(final String string) {
+		final StringWriter sw = new StringWriter();
+		synchronized (sw.getBuffer()) {
+			try {
+				return quote(string, sw).toString();
+			} catch (final IOException ignored) {
+				// will never happen - we are writing to a string writer
+				return "";
+			}
+		}
+	}
+
+	public static Writer quote(final String string, final Writer w) throws IOException {
+		if (string == null || string.length() == 0) {
+			w.write("\"\"");
+			return w;
+		}
+
+		char b;
+		char c = 0;
+		String hhhh;
+		int i;
+		final int len = string.length();
+
+		w.write('"');
+		for (i = 0; i < len; i += 1) {
+			b = c;
+			c = string.charAt(i);
+			switch (c) {
+			case '\\':
+			case '"':
+				w.write('\\');
+				w.write(c);
+				break;
+			case '/':
+				if (b == '<') {
+					w.write('\\');
+				}
+				w.write(c);
+				break;
+			case '\b':
+				w.write("\\b");
+				break;
+			case '\t':
+				w.write("\\t");
+				break;
+			case '\n':
+				w.write("\\n");
+				break;
+			case '\f':
+				w.write("\\f");
+				break;
+			case '\r':
+				w.write("\\r");
+				break;
+			default:
+				if (c < ' ' || (c >= '\u0080' && c < '\u00a0') || (c >= '\u2000' && c < '\u2100')) {
+					w.write("\\u");
+					hhhh = Integer.toHexString(c);
+					w.write("0000", 0, 4 - hhhh.length());
+					w.write(hhhh);
+				} else {
+					w.write(c);
+				}
+			}
+		}
+		w.write('"');
+		return w;
+	}
+
+	public Object remove(final String key) {
+		return this.map.remove(key);
+	}
+
+	public static Object stringToValue(final String string) {
+		Double d;
+		if (string.equals("")) {
+			return string;
+		}
+		if (string.equalsIgnoreCase("true")) {
+			return Boolean.TRUE;
+		}
+		if (string.equalsIgnoreCase("false")) {
+			return Boolean.FALSE;
+		}
+		if (string.equalsIgnoreCase("null")) {
+			return JSONObject.NULL;
+		}
+
+		/*
+		 * If it might be a number, try converting it.
+		 * If a number cannot be produced, then the value will just
+		 * be a string. Note that the plus and implied string
+		 * conventions are non-standard. A JSON parser may accept
+		 * non-JSON forms as long as it accepts all correct JSON forms.
+		 */
+
+		final char b = string.charAt(0);
+		if ((b >= '0' && b <= '9') || b == '.' || b == '-' || b == '+') {
+			try {
+				if (string.indexOf('.') > -1 || string.indexOf('e') > -1 || string.indexOf('E') > -1) {
+					d = Double.valueOf(string);
+					if (!d.isInfinite() && !d.isNaN()) {
+						return d;
+					}
+				} else {
+					final Long myLong = new Long(string);
+					if (myLong.longValue() == myLong.intValue()) {
+						return new Integer(myLong.intValue());
+					} else {
+						return myLong;
+					}
+				}
+			} catch (final Exception ignore) {
+			}
+		}
+		return string;
+	}
+
+	public static void testValidity(final Object o) throws JSONException {
+		if (o != null) {
+			if (o instanceof Double) {
+				if (((Double) o).isInfinite() || ((Double) o).isNaN()) {
+					throw new JSONException("JSON does not allow non-finite numbers.");
+				}
+			} else if (o instanceof Float) {
+				if (((Float) o).isInfinite() || ((Float) o).isNaN()) {
+					throw new JSONException("JSON does not allow non-finite numbers.");
+				}
+			}
+		}
+	}
+
+	public JSONArray toJSONArray(final JSONArray names) throws JSONException {
+		if (names == null || names.length() == 0) {
+			return null;
+		}
+		final JSONArray ja = new JSONArray();
+		for (int i = 0; i < names.length(); i += 1) {
+			ja.put(this.opt(names.getString(i)));
+		}
+		return ja;
+	}
+
+	@Override
+	public String toString() {
+		try {
+			return this.toString(0);
+		} catch (final Exception e) {
+			return null;
+		}
+	}
+
+	public String toString(final int indentFactor) throws JSONException {
+		final StringWriter w = new StringWriter();
+		synchronized (w.getBuffer()) {
+			return this.write(w, indentFactor, 0).toString();
+		}
+	}
+
+	@SuppressWarnings("rawtypes")
+	public static String valueToString(final Object value) throws JSONException {
+		if (value == null || value.equals(null)) {
+			return "null";
+		}
+		if (value instanceof JSONString) {
+			Object object;
+			try {
+				object = ((JSONString) value).toJSONString();
+			} catch (final Exception e) {
+				throw new JSONException(e);
+			}
+			if (object instanceof String) {
+				return (String) object;
+			}
+			throw new JSONException("Bad value from toJSONString: " + object);
+		}
+		if (value instanceof Number) {
+			return numberToString((Number) value);
+		}
+		if (value instanceof Boolean || value instanceof JSONObject || value instanceof JSONArray) {
+			return value.toString();
+		}
+		if (value instanceof Map) {
+			return new JSONObject((Map) value).toString();
+		}
+		if (value instanceof Collection) {
+			return new JSONArray((Collection) value).toString();
+		}
+		if (value.getClass().isArray()) {
+			return new JSONArray(value).toString();
+		}
+		return quote(value.toString());
+	}
+
+	@SuppressWarnings("rawtypes")
+	public static Object wrap(final Object object) {
+		try {
+			if (object == null) {
+				return NULL;
+			}
+			if (object instanceof JSONObject || object instanceof JSONArray || NULL.equals(object) || object instanceof JSONString || object instanceof Byte || object instanceof Character || object instanceof Short || object instanceof Integer || object instanceof Long || object instanceof Boolean || object instanceof Float || object instanceof Double || object instanceof String) {
+				return object;
+			}
+
+			if (object instanceof Collection) {
+				return new JSONArray((Collection) object);
+			}
+			if (object.getClass().isArray()) {
+				return new JSONArray(object);
+			}
+			if (object instanceof Map) {
+				return new JSONObject((Map) object);
+			}
+			final Package objectPackage = object.getClass().getPackage();
+			final String objectPackageName = objectPackage != null ? objectPackage.getName() : "";
+			if (objectPackageName.startsWith("java.") || objectPackageName.startsWith("javax.") || object.getClass().getClassLoader() == null) {
+				return object.toString();
+			}
+			return new JSONObject(object);
+		} catch (final Exception exception) {
+			return null;
+		}
+	}
+
+	public Writer write(final Writer writer) throws JSONException {
+		return this.write(writer, 0, 0);
+	}
+
+	@SuppressWarnings("rawtypes")
+	static final Writer writeValue(final Writer writer, final Object value, final int indentFactor, final int indent) throws JSONException, IOException {
+		if (value == null || value.equals(null)) {
+			writer.write("null");
+		} else if (value instanceof JSONObject) {
+			((JSONObject) value).write(writer, indentFactor, indent);
+		} else if (value instanceof JSONArray) {
+			((JSONArray) value).write(writer, indentFactor, indent);
+		} else if (value instanceof Map) {
+			new JSONObject((Map) value).write(writer, indentFactor, indent);
+		} else if (value instanceof Collection) {
+			new JSONArray((Collection) value).write(writer, indentFactor, indent);
+		} else if (value.getClass().isArray()) {
+			new JSONArray(value).write(writer, indentFactor, indent);
+		} else if (value instanceof Number) {
+			writer.write(numberToString((Number) value));
+		} else if (value instanceof Boolean) {
+			writer.write(value.toString());
+		} else if (value instanceof JSONString) {
+			Object o;
+			try {
+				o = ((JSONString) value).toJSONString();
+			} catch (final Exception e) {
+				throw new JSONException(e);
+			}
+			writer.write(o != null ? o.toString() : quote(value.toString()));
+		} else {
+			quote(value.toString(), writer);
+		}
+		return writer;
+	}
+
+	static final void indent(final Writer writer, final int indent) throws IOException {
+		for (int i = 0; i < indent; i += 1) {
+			writer.write(' ');
+		}
+	}
+
+	Writer write(final Writer writer, final int indentFactor, final int indent) throws JSONException {
+		try {
+			boolean commanate = false;
+			final int length = this.length();
+			@SuppressWarnings("rawtypes")
+			final Iterator keys = this.keys();
+			writer.write('{');
+
+			if (length == 1) {
+				final Object key = keys.next();
+				writer.write(quote(key.toString()));
+				writer.write(':');
+				if (indentFactor > 0) {
+					writer.write(' ');
+				}
+				writeValue(writer, this.map.get(key), indentFactor, indent);
+			} else if (length != 0) {
+				final int newindent = indent + indentFactor;
+				while (keys.hasNext()) {
+					final Object key = keys.next();
+					if (commanate) {
+						writer.write(',');
+					}
+					if (indentFactor > 0) {
+						writer.write('\n');
+					}
+					indent(writer, newindent);
+					writer.write(quote(key.toString()));
+					writer.write(':');
+					if (indentFactor > 0) {
+						writer.write(' ');
+					}
+					writeValue(writer, this.map.get(key), indentFactor, newindent);
+					commanate = true;
+				}
+				if (indentFactor > 0) {
+					writer.write('\n');
+				}
+				indent(writer, indent);
+			}
+			writer.write('}');
+			return writer;
+		} catch (final IOException exception) {
+			throw new JSONException(exception);
+		}
+	}
+}

src/cn/citycraft/RealBackpacks/json/JSONString.java

@@ -0,0 +1,6 @@
+package cn.citycraft.RealBackpacks.json;
+
+public interface JSONString {
+
+	public String toJSONString();
+}

src/cn/citycraft/RealBackpacks/json/JSONTokener.java

@@ -0,0 +1,315 @@
+package cn.citycraft.RealBackpacks.json;
+
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.InputStreamReader;
+import java.io.Reader;
+import java.io.StringReader;
+
+/*
+ * Copyright (c) 2002 JSON.org
+ * 
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ * 
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ * 
+ * The Software shall be used for Good, not Evil.
+ * 
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+public class JSONTokener {
+
+	private long character;
+	private boolean eof;
+	private long index;
+	private long line;
+	private char previous;
+	private final Reader reader;
+	private boolean usePrevious;
+
+	public JSONTokener(final Reader reader) {
+		this.reader = reader.markSupported() ? reader : new BufferedReader(reader);
+		this.eof = false;
+		this.usePrevious = false;
+		this.previous = 0;
+		this.index = 0;
+		this.character = 1;
+		this.line = 1;
+	}
+
+	public JSONTokener(final InputStream inputStream) throws JSONException {
+		this(new InputStreamReader(inputStream));
+	}
+
+	public JSONTokener(final String s) {
+		this(new StringReader(s));
+	}
+
+	public void back() throws JSONException {
+		if (this.usePrevious || this.index <= 0) {
+			throw new JSONException("Stepping back two steps is not supported");
+		}
+		this.index -= 1;
+		this.character -= 1;
+		this.usePrevious = true;
+		this.eof = false;
+	}
+
+	public static int dehexchar(final char c) {
+		if (c >= '0' && c <= '9') {
+			return c - '0';
+		}
+		if (c >= 'A' && c <= 'F') {
+			return c - ('A' - 10);
+		}
+		if (c >= 'a' && c <= 'f') {
+			return c - ('a' - 10);
+		}
+		return -1;
+	}
+
+	public boolean end() {
+		return this.eof && !this.usePrevious;
+	}
+
+	public boolean more() throws JSONException {
+		this.next();
+		if (this.end()) {
+			return false;
+		}
+		this.back();
+		return true;
+	}
+
+	public char next() throws JSONException {
+		int c;
+		if (this.usePrevious) {
+			this.usePrevious = false;
+			c = this.previous;
+		} else {
+			try {
+				c = this.reader.read();
+			} catch (final IOException exception) {
+				throw new JSONException(exception);
+			}
+
+			if (c <= 0) { // End of stream
+				this.eof = true;
+				c = 0;
+			}
+		}
+		this.index += 1;
+		if (this.previous == '\r') {
+			this.line += 1;
+			this.character = c == '\n' ? 0 : 1;
+		} else if (c == '\n') {
+			this.line += 1;
+			this.character = 0;
+		} else {
+			this.character += 1;
+		}
+		this.previous = (char) c;
+		return this.previous;
+	}
+
+	public char next(final char c) throws JSONException {
+		final char n = this.next();
+		if (n != c) {
+			throw this.syntaxError("Expected '" + c + "' and instead saw '" + n + "'");
+		}
+		return n;
+	}
+
+	public String next(final int n) throws JSONException {
+		if (n == 0) {
+			return "";
+		}
+
+		final char[] chars = new char[n];
+		int pos = 0;
+
+		while (pos < n) {
+			chars[pos] = this.next();
+			if (this.end()) {
+				throw this.syntaxError("Substring bounds error");
+			}
+			pos += 1;
+		}
+		return new String(chars);
+	}
+
+	public char nextClean() throws JSONException {
+		for (;;) {
+			final char c = this.next();
+			if (c == 0 || c > ' ') {
+				return c;
+			}
+		}
+	}
+
+	public String nextString(final char quote) throws JSONException {
+		char c;
+		final StringBuffer sb = new StringBuffer();
+		for (;;) {
+			c = this.next();
+			switch (c) {
+			case 0:
+			case '\n':
+			case '\r':
+				throw this.syntaxError("Unterminated string");
+			case '\\':
+				c = this.next();
+				switch (c) {
+				case 'b':
+					sb.append('\b');
+					break;
+				case 't':
+					sb.append('\t');
+					break;
+				case 'n':
+					sb.append('\n');
+					break;
+				case 'f':
+					sb.append('\f');
+					break;
+				case 'r':
+					sb.append('\r');
+					break;
+				case 'u':
+					sb.append((char) Integer.parseInt(this.next(4), 16));
+					break;
+				case '"':
+				case '\'':
+				case '\\':
+				case '/':
+					sb.append(c);
+					break;
+				default:
+					throw this.syntaxError("Illegal escape.");
+				}
+				break;
+			default:
+				if (c == quote) {
+					return sb.toString();
+				}
+				sb.append(c);
+			}
+		}
+	}
+
+	public String nextTo(final char delimiter) throws JSONException {
+		final StringBuffer sb = new StringBuffer();
+		for (;;) {
+			final char c = this.next();
+			if (c == delimiter || c == 0 || c == '\n' || c == '\r') {
+				if (c != 0) {
+					this.back();
+				}
+				return sb.toString().trim();
+			}
+			sb.append(c);
+		}
+	}
+
+	public String nextTo(final String delimiters) throws JSONException {
+		char c;
+		final StringBuffer sb = new StringBuffer();
+		for (;;) {
+			c = this.next();
+			if (delimiters.indexOf(c) >= 0 || c == 0 || c == '\n' || c == '\r') {
+				if (c != 0) {
+					this.back();
+				}
+				return sb.toString().trim();
+			}
+			sb.append(c);
+		}
+	}
+
+	public Object nextValue() throws JSONException {
+		char c = this.nextClean();
+		String string;
+
+		switch (c) {
+		case '"':
+		case '\'':
+			return this.nextString(c);
+		case '{':
+			this.back();
+			return new JSONObject(this);
+		case '[':
+			this.back();
+			return new JSONArray(this);
+		}
+
+		/*
+		 * Handle unquoted text. This could be the values true, false, or
+		 * null, or it can be a number. An implementation (such as this one)
+		 * is allowed to also accept non-standard forms.
+		 * 
+		 * Accumulate characters until we reach the end of the text or a
+		 * formatting character.
+		 */
+
+		final StringBuffer sb = new StringBuffer();
+		while (c >= ' ' && ",:]}/\\\"[{;=#".indexOf(c) < 0) {
+			sb.append(c);
+			c = this.next();
+		}
+		this.back();
+
+		string = sb.toString().trim();
+		if ("".equals(string)) {
+			throw this.syntaxError("Missing value");
+		}
+		return JSONObject.stringToValue(string);
+	}
+
+	public char skipTo(final char to) throws JSONException {
+		char c;
+		try {
+			final long startIndex = this.index;
+			final long startCharacter = this.character;
+			final long startLine = this.line;
+			this.reader.mark(1000000);
+			do {
+				c = this.next();
+				if (c == 0) {
+					this.reader.reset();
+					this.index = startIndex;
+					this.character = startCharacter;
+					this.line = startLine;
+					return c;
+				}
+			} while (c != to);
+		} catch (final IOException exc) {
+			throw new JSONException(exc);
+		}
+
+		this.back();
+		return c;
+	}
+
+	public JSONException syntaxError(final String message) {
+		return new JSONException(message + this.toString());
+	}
+
+	@Override
+	public String toString() {
+		return " at " + this.index + " [character " + this.character + " line " + this.line + "]";
+	}
+}

src/cn/citycraft/RealBackpacks/listeners/InventoryListener.java

@@ -16,9 +16,9 @@ import org.bukkit.inventory.meta.ItemMeta;
 
 import cn.citycraft.RealBackpacks.RealBackpacks;
 import cn.citycraft.RealBackpacks.config.PlayerConfig;
-import cn.citycraft.RealBackpacks.util.InvJsonUtils;
 import cn.citycraft.RealBackpacks.util.MysqlFunctions;
 import cn.citycraft.RealBackpacks.util.RBUtil;
+import cn.citycraft.RealBackpacks.util.Serialization;
 
 public class InventoryListener implements Listener {
 
@@ -32,8 +32,7 @@ public class InventoryListener implements Listener {
 	public void onInventoryClose(final InventoryCloseEvent e) {
 		final String name = e.getPlayer().getName();
 		final Inventory inv = e.getView().getTopInventory();
-		// final List<String> invString = Serialization.toString(inv);
-		final List<String> invString = InvJsonUtils.invToList(inv);
+		final List<String> invString = Serialization.toString(inv);
 		final String backpack = plugin.playerData.get(name);
 		plugin.playerData.remove(name);
 		final String adminBackpack = plugin.adminFullView.get(name);
@@ -51,8 +50,7 @@ public class InventoryListener implements Listener {
 									e.printStackTrace();
 								}
 							} else {
-								PlayerConfig.getInstance(plugin, name).set(
-										backpack + ".Inventory", invString);
+								PlayerConfig.getInstance(plugin, name).set(backpack + ".Inventory", invString);
 								PlayerConfig.save();
 							}
 						}
@@ -71,8 +69,8 @@ public class InventoryListener implements Listener {
 									e.printStackTrace();
 								}
 							} else {
-								PlayerConfig.getInstance(plugin, split[1]).set(
-										split[0] + ".Inventory", invString);
+								PlayerConfig.getInstance(plugin, split[1]).
+									set(split[0] + ".Inventory", invString);
 								PlayerConfig.save();
 							}
 						}

src/cn/citycraft/RealBackpacks/listeners/PlayerListener.java

@@ -22,9 +22,9 @@ import org.bukkit.inventory.ItemStack;
 import cn.citycraft.RealBackpacks.RealBackpacks;
 import cn.citycraft.RealBackpacks.config.FileConfig;
 import cn.citycraft.RealBackpacks.config.PlayerConfig;
-import cn.citycraft.RealBackpacks.util.InvJsonUtils;
 import cn.citycraft.RealBackpacks.util.MysqlFunctions;
 import cn.citycraft.RealBackpacks.util.RBUtil;
+import cn.citycraft.RealBackpacks.util.Serialization;
 
 public class PlayerListener implements Listener {
 
@@ -98,8 +98,7 @@ public class PlayerListener implements Listener {
 						if (!config.isSet(backpack + ".Inventory")) {
 							inv = plugin.getServer().createInventory(p, Integer.parseInt(key.get(0)), ChatColor.translateAlternateColorCodes('&', key.get(3)));
 						} else {
-							//inv = Serialization.toInventory(config.getStringList(backpack + ".Inventory"), key.get(3), Integer.parseInt(key.get(0)));
-							inv = InvJsonUtils.listToInventory(config.getStringList(backpack + ".Inventory"), key.get(3), Integer.parseInt(key.get(0)));
+							inv = Serialization.toInventory(config.getStringList(backpack + ".Inventory"), key.get(3), Integer.parseInt(key.get(0)));
 						}
 					}
 					if (p.getOpenInventory().getTopInventory() != null) {
@@ -205,7 +204,7 @@ public class PlayerListener implements Listener {
 					if (config.getStringList(backpack + ".Inventory") == null) {
 						continue;
 					}
-					binv = InvJsonUtils.listToInventory(config.getStringList(backpack + ".Inventory"), key.get(3), Integer.parseInt(key.get(0)));
+					binv = Serialization.toInventory(config.getStringList(backpack + ".Inventory"), key.get(3), Integer.parseInt(key.get(0)));
 				}
 				if (plugin.playerData.containsKey(name)) {
 					if (p.getItemOnCursor() != null) {

src/cn/citycraft/RealBackpacks/util/InvJsonUtils.java

@@ -1,124 +0,0 @@
-package cn.citycraft.RealBackpacks.util;
-
-import java.util.ArrayList;
-import java.util.Arrays;
-import java.util.HashMap;
-import java.util.List;
-import java.util.Map;
-import java.util.Map.Entry;
-
-import org.bukkit.Bukkit;
-import org.bukkit.ChatColor;
-import org.bukkit.configuration.serialization.ConfigurationSerializable;
-import org.bukkit.configuration.serialization.ConfigurationSerialization;
-import org.bukkit.inventory.Inventory;
-import org.bukkit.inventory.ItemStack;
-
-import com.google.gson.JsonIOException;
-
-public class InvJsonUtils {
-	public static String NullString = "|--空--|";
-	public static String SplitString = "|-分割-|";
-	
-	public static String invToJson(Inventory inv) {
-		List<String> json = invToList(inv);
-		return JsonUtils.toJson(json);
-	}
-	
-	public static List<String> stringToList(final String listString) {
-		return Arrays.asList(listString.split(SplitString));
-	}
-
-	public static String listToString(final List<String> list) {
-		String newString = null;
-		for (final String s : list) {
-			if (newString == null) {
-				newString = s;
-			} else {
-				newString = newString + SplitString + s;
-			}
-		}
-		return newString;
-	}
-	
-	public static List<String> invToList(final Inventory inv) {
-		final List<String> result = new ArrayList<String>();
-		for (final ConfigurationSerializable item : inv.getContents()) {
-			if (item == null) {
-				result.add(NullString);
-			} else {
-				result.add(JsonUtils.toJson(serialize(item)).toString());
-			}
-		}
-		return result;
-	}
-	
-	@SuppressWarnings("unchecked")
-	public static Inventory jsonToInv(String json ,String invname) {
-		List<String> list = (List<String>) JsonUtils.toList(json);
-		int size = list.size();
-		Inventory inv = listToInventory(list, invname, size);
-		return inv;
-	}
-
-	public static String itemToString(final ItemStack i) {
-		return JsonUtils.toJson(serialize(i)).toString();
-	}
-
-	@SuppressWarnings("unchecked")
-	public static Inventory listToInventory(final List<String> stringItems,
-			final String name, final int size) {
-		final Inventory inv = Bukkit.createInventory(null, size,
-				ChatColor.translateAlternateColorCodes('&', name));
-		final List<ItemStack> contents = new ArrayList<ItemStack>();
-		for (final String piece : stringItems) {
-			if (piece.equalsIgnoreCase(NullString)) {
-				contents.add(null);
-			} else {
-				try {
-					final ItemStack item = (ItemStack) deserialize((Map<String, Object>) JsonUtils
-							.toMap(piece));
-					contents.add(item);
-				} catch (final JsonIOException e) {
-
-				}
-			}
-		}
-		final ItemStack[] items = new ItemStack[contents.size()];
-		for (int x = 0; x < contents.size(); x++) {
-			items[x] = contents.get(x);
-		}
-		inv.setContents(items);
-		return inv;
-	}
-
-	public static Map<String, Object> serialize(final ConfigurationSerializable cs) {
-		final Map<String, Object> serialized = recreateMap(cs.serialize());
-		for (final Entry<String, Object> entry : serialized.entrySet()) {
-			if (entry.getValue() instanceof ConfigurationSerializable) {
-				entry.setValue(serialize((ConfigurationSerializable) entry.getValue()));
-			}
-		}
-		serialized.put(ConfigurationSerialization.SERIALIZED_TYPE_KEY, ConfigurationSerialization.getAlias(cs.getClass()));
-		return serialized;
-	}
-
-	public static Map<String, Object> recreateMap(final Map<String, Object> original) {
-		final Map<String, Object> map = new HashMap<String, Object>();
-		for (final Entry<String, Object> entry : original.entrySet()) {
-			map.put(entry.getKey(), entry.getValue());
-		}
-		return map;
-	}
-
-	@SuppressWarnings({ "unchecked", "rawtypes" })
-	public static ConfigurationSerializable deserialize(final Map<String, Object> map) {
-		for (final Entry<String, Object> entry : map.entrySet()) {
-			if (entry.getValue() instanceof Map && ((Map) entry.getValue()).containsKey(ConfigurationSerialization.SERIALIZED_TYPE_KEY)) {
-				entry.setValue(deserialize((Map) entry.getValue()));
-			}
-		}
-		return ConfigurationSerialization.deserializeObject(map);
-	}
-
-}

src/cn/citycraft/RealBackpacks/util/JsonUtils.java

@@ -1,121 +0,0 @@
-package cn.citycraft.RealBackpacks.util;
-
-import java.lang.reflect.Type;
-import java.util.List;
-import java.util.Map;
-
-import com.google.gson.Gson;
-import com.google.gson.reflect.TypeToken;
-
-/**
- * Gson类库的封装工具类，专门负责解析json数据</br>
- * 内部实现了Gson对象的单例
- * @author zhiweiofli
- * @version 1.0
- * @since 2012-9-18
- */
-public class JsonUtils {
-
-	private static Gson gson = null;
-	
-	static {
-		if (gson == null) {
-			gson = new Gson();
-		}
-	}
-
-	private JsonUtils() {
-	
-	}
-
-	/**
-	 * 将对象转换成json格式
-	 * 
-	 * @param obj
-	 * @return
-	 */
-	public static String toJson(Object obj) {
-		String jsonStr = null;
-		if (gson != null) {
-			jsonStr = gson.toJson(obj);
-		}
-		return jsonStr;
-	}
-
-
-	/**
-	 * 将json格式转换成list对象
-	 * 
-	 * @param jsonStr
-	 * @return
-	 */
-	public static List<?> toList(String jsonStr) {
-		List<?> objList = null;
-		if (gson != null) {
-			Type type = new TypeToken<List<?>>() {}.getType();
-			objList = gson.fromJson(jsonStr, type);
-		}
-		return objList;
-	}
-	
-	/**
-	 * 将json格式转换成list对象，并准确指定类型
-	 * @param jsonStr
-	 * @param type
-	 * @return
-	 */
-	public static List<?> toList(String jsonStr, Type type) {
-		List<?> objList = null;
-		if (gson != null) {
-			objList = gson.fromJson(jsonStr, type);
-		}
-		return objList;
-	}
-
-	/**
-	 * 将json格式转换成map对象
-	 * 
-	 * @param jsonStr
-	 * @return
-	 */
-	public static Map<?, ?> toMap(String jsonStr) {
-		Map<?, ?> objMap = null;
-		if (gson != null) {
-			Type type = new TypeToken<Map<?, ?>>() {
-			}.getType();
-			objMap = gson.fromJson(jsonStr, type);
-		}
-		return objMap;
-	}
-
-	/**
-	 * 将json转换成bean对象
-	 * 
-	 * @param jsonStr
-	 * @return
-	 */
-	public static Object toObject(String jsonStr, Class<?> cl) {
-		Object obj = null;
-		if (gson != null) {
-			obj = gson.fromJson(jsonStr, cl);
-		}
-		return obj;
-	}
-
-	/**
-	 * 根据
-	 * 
-	 * @param jsonStr
-	 * @param key
-	 * @return
-	 */
-	public static Object getJsonValue(String jsonStr, String key) {
-		Object rulsObj = null;
-		Map<?, ?> rulsMap = toMap(jsonStr);
-		if (rulsMap != null && rulsMap.size() > 0) {
-			rulsObj = rulsMap.get(key);
-		}
-		return rulsObj;
-	}
-
-}

src/cn/citycraft/RealBackpacks/util/MysqlFunctions.java

@@ -16,7 +16,7 @@ import cn.citycraft.RealBackpacks.RealBackpacks;
 
 public class MysqlFunctions {
 
-	private static RealBackpacks plugin;
+	private static cn.citycraft.RealBackpacks.RealBackpacks plugin;
 
 	public static void setMysqlFunc(final RealBackpacks plugin) {
 		MysqlFunctions.plugin = plugin;
@@ -56,7 +56,7 @@ public class MysqlFunctions {
 			e.printStackTrace();
 		}
 	}
-	
+
 	public static void addBackpackData(final String playerName, final String backpack, final List<String> invString) throws SQLException {
 		plugin.getServer().getScheduler().runTaskAsynchronously(plugin, new Runnable() {
 			@Override
@@ -75,14 +75,14 @@ public class MysqlFunctions {
 							state = conn.prepareStatement("UPDATE rb_data SET player=?, backpack=?, inventory=? WHERE player=? AND backpack=?;");
 							state.setString(1, playerName);
 							state.setString(2, backpack);
-							state.setString(3, InvJsonUtils.listToString(invString));
+							state.setString(3, Serialization.listToString(invString));
 							state.setString(4, playerName);
 							state.setString(5, backpack);
 						} else {
 							state = conn.prepareStatement("INSERT INTO rb_data (player, backpack, inventory) VALUES(?, ?, ?);");
 							state.setString(1, playerName);
 							state.setString(2, backpack);
-							state.setString(3, InvJsonUtils.listToString(invString));
+							state.setString(3, Serialization.listToString(invString));
 						}
 					}
 					state.executeUpdate();
@@ -108,7 +108,7 @@ public class MysqlFunctions {
 			if (res.next()) {
 				final String invString = res.getString(1);
 				if (invString != null) {
-					returnInv = InvJsonUtils.listToInventory(InvJsonUtils.stringToList(invString), ChatColor.translateAlternateColorCodes('&', plugin.backpackData.get(backpack).get(3)), Integer.parseInt(plugin.backpackData.get(backpack).get(0)));
+					returnInv = Serialization.toInventory(Serialization.stringToList(invString), ChatColor.translateAlternateColorCodes('&', plugin.backpackData.get(backpack).get(3)), Integer.parseInt(plugin.backpackData.get(backpack).get(0)));
 				} else {
 					returnInv = null;
 				}

src/cn/citycraft/RealBackpacks/util/Serialization.java

@@ -0,0 +1,163 @@
+package cn.citycraft.RealBackpacks.util;
+
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.HashMap;
+import java.util.Iterator;
+import java.util.List;
+import java.util.Map;
+import java.util.Map.Entry;
+
+import org.bukkit.Bukkit;
+import org.bukkit.ChatColor;
+import org.bukkit.configuration.serialization.ConfigurationSerializable;
+import org.bukkit.configuration.serialization.ConfigurationSerialization;
+import org.bukkit.inventory.Inventory;
+import org.bukkit.inventory.ItemStack;
+
+import cn.citycraft.RealBackpacks.json.JSONArray;
+import cn.citycraft.RealBackpacks.json.JSONException;
+import cn.citycraft.RealBackpacks.json.JSONObject;
+
+/**
+ * Fancy JSON serialization mostly by evilmidget38.
+ * 
+ * @author evilmidget38, gomeow
+ * 
+ */
+public class Serialization {
+	public static String NullString = "|--空--|";
+	public static String SplitString = "|-分割-|";
+
+	@SuppressWarnings("unchecked")
+	public static Map<String, Object> toMap(final JSONObject object)
+			throws JSONException {
+		final Map<String, Object> map = new HashMap<String, Object>();
+		final Iterator<String> keys = object.keys();
+		while (keys.hasNext()) {
+			final String key = keys.next();
+			map.put(key, fromJson(object.get(key)));
+		}
+		return map;
+	}
+
+	private static Object fromJson(final Object json) throws JSONException {
+		if (json == JSONObject.NULL) {
+			return null;
+		} else if (json instanceof JSONObject) {
+			return toMap((JSONObject) json);
+		} else if (json instanceof JSONArray) {
+			return toList((JSONArray) json);
+		} else {
+			return json;
+		}
+	}
+
+	public static List<Object> toList(final JSONArray array)
+			throws JSONException {
+		final List<Object> list = new ArrayList<Object>();
+		for (int i = 0; i < array.length(); i++) {
+			list.add(fromJson(array.get(i)));
+		}
+		return list;
+	}
+
+	public static List<String> stringToList(final String listString) {
+		return Arrays.asList(listString.split(SplitString));
+	}
+
+	public static String listToString(final List<String> list) {
+		String newString = null;
+		for (final String s : list) {
+			if (newString == null) {
+				newString = s;
+			} else {
+				newString = newString + SplitString + s;
+			}
+		}
+		return newString;
+	}
+
+	public static List<String> toString(final Inventory inv) {
+		final List<String> result = new ArrayList<String>();
+		final List<ConfigurationSerializable> items = new ArrayList<ConfigurationSerializable>();
+		for (final ItemStack is : inv.getContents()) {
+			items.add(is);
+		}
+		for (final ConfigurationSerializable cs : items) {
+			if (cs == null) {
+				result.add(NullString);
+			} else {
+				result.add(new JSONObject(serialize(cs)).toString());
+			}
+		}
+		return result;
+	}
+
+	public static Inventory toInventory(final List<String> stringItems,
+			final String name, final int size) {
+		final Inventory inv = Bukkit.createInventory(null, size,
+				ChatColor.translateAlternateColorCodes('&', name));
+		final List<ItemStack> contents = new ArrayList<ItemStack>();
+		for (final String piece : stringItems) {
+			if (piece.equalsIgnoreCase(NullString)) {
+				contents.add(null);
+			} else {
+				try {
+					final ItemStack item = (ItemStack) deserialize(toMap(new JSONObject(
+							piece)));
+					contents.add(item);
+				} catch (final JSONException e) {
+					e.printStackTrace();
+				}
+			}
+		}
+		final ItemStack[] items = new ItemStack[contents.size()];
+		for (int x = 0; x < contents.size(); x++) {
+			items[x] = contents.get(x);
+		}
+		inv.setContents(items);
+		return inv;
+	}
+
+	public static Map<String, Object> serialize(
+			final ConfigurationSerializable cs) {
+		final Map<String, Object> serialized = recreateMap(cs.serialize());
+		for (final Entry<String, Object> entry : serialized.entrySet()) {
+			if (entry.getValue() instanceof ConfigurationSerializable) {
+				entry.setValue(serialize((ConfigurationSerializable) entry
+						.getValue()));
+			}
+		}
+		serialized.put(ConfigurationSerialization.SERIALIZED_TYPE_KEY,
+				ConfigurationSerialization.getAlias(cs.getClass()));
+		return serialized;
+	}
+
+	public static Map<String, Object> recreateMap(
+			final Map<String, Object> original) {
+		final Map<String, Object> map = new HashMap<String, Object>();
+		for (final Entry<String, Object> entry : original.entrySet()) {
+			map.put(entry.getKey(), entry.getValue());
+		}
+		return map;
+	}
+
+	@SuppressWarnings({ "unchecked", "rawtypes" })
+	public static ConfigurationSerializable deserialize(
+			final Map<String, Object> map) {
+		for (final Entry<String, Object> entry : map.entrySet()) {
+			if (entry.getValue() instanceof Map
+					&& ((Map) entry.getValue())
+							.containsKey(ConfigurationSerialization.SERIALIZED_TYPE_KEY)) {
+				entry.setValue(deserialize((Map) entry.getValue()));
+			}
+			if (entry.getValue() instanceof Double) {
+				Double db = (Double) entry.getValue();
+				int value = db.intValue();
+				entry.setValue(value);
+			}
+		}
+		return ConfigurationSerialization.deserializeObject(map);
+	}
+}