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mirror of https://e.coding.net/circlecloud/YumCore.git synced 2024-11-21 01:38:51 +00:00

feat: 优化解析器 使用通用解析

Signed-off-by: 502647092 <admin@yumc.pw>
This commit is contained in:
502647092 2017-02-08 20:29:00 +08:00
parent 9539ef92d0
commit f7e7355dba

View File

@ -2,6 +2,7 @@ package pw.yumc.YumCore.commands;
import java.io.File;
import java.lang.annotation.Annotation;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.util.Arrays;
import java.util.HashMap;
@ -10,7 +11,6 @@ import java.util.List;
import java.util.Map;
import org.bukkit.Bukkit;
import org.bukkit.Material;
import org.bukkit.command.CommandSender;
import org.bukkit.entity.Player;
@ -29,12 +29,7 @@ public class CommandParse {
private boolean isMain;
private List<Parse> parse = new LinkedList<>();
static {
new BooleanParse();
new FileParse();
new IntegerParse();
new DoubleParse();
new LongParse();
new MaterialParse();
new PlayerParse();
new StringParse();
}
@ -46,8 +41,9 @@ public class CommandParse {
Class clazz = classes[i];
Annotation[] annotations = annons[i];
Parse parse = allparses.get(clazz);
if (clazz.isEnum()) {
parse = new EnumParse(clazz);
try {
parse = new ValueOfParse(clazz, clazz.getDeclaredMethod("valueOf", String.class));
} catch (NoSuchMethodException ignored) {
}
if (parse == null) { throw new ParseException(String.format("存在无法解析的参数类型 %s", clazz.getName())); }
this.parse.add(parse.clone().parseAnnotation(annotations).handleAttrs());
@ -93,136 +89,13 @@ public class CommandParse {
}
pobjs.add(param == null ? null : p.parse(sender, param));
} catch (Exception e) {
throw new ParseException(String.format("第 %s 个参数 ", isMain ? 1 : 2 + i) + e.getMessage());
throw new ParseException(String.format("第 %s 个参数 %s", isMain ? 1 : 2 + i, e.getMessage()));
}
}
Log.d("解析参数: %s => %s", Arrays.toString(args), pobjs);
return pobjs.toArray();
}
public static class BooleanParse extends Parse<Boolean> {
public BooleanParse() {
register(Boolean.class, this);
register(boolean.class, this);
}
@Override
public Boolean parse(CommandSender sender, String arg) {
try {
return Boolean.parseBoolean(arg);
} catch (Exception e) {
throw new ParseException("必须为True或者False!", e);
}
}
}
public static class EnumParse extends Parse<Enum> {
Enum[] elist;
Class<Enum> etype;
public EnumParse(Class<Enum> etype) {
this.etype = etype;
this.elist = etype.getEnumConstants();
}
@Override
public Enum parse(CommandSender sender, String arg) {
try {
return Enum.valueOf(etype, arg);
} catch (IllegalArgumentException ex) {
throw new ParseException(String.format("不是 %s 有效值为 %s", etype.getSimpleName(), Arrays.toString(elist)));
}
}
}
public static class FileParse extends Parse<File> {
public FileParse() {
register(File.class, this);
}
@Override
public File parse(CommandSender sender, String arg) throws ParseException {
File file = new File(arg);
if (attrs.containsKey("check") && !file.exists()) { throw new ParseException("文件 " + arg + " 不存在!"); }
return file;
}
}
public static class IntegerParse extends Parse<Integer> {
public IntegerParse() {
register(Integer.class, this);
register(int.class, this);
}
@Override
public Integer parse(CommandSender sender, String arg) {
try {
int result = Integer.parseInt(arg);
if (min > result || result > max) {
throwRange();
}
return result;
} catch (NumberFormatException e) {
throw new ParseException("必须为数字!", e);
}
}
}
public static class DoubleParse extends Parse<Double> {
public DoubleParse() {
register(Double.class, this);
register(double.class, this);
}
@Override
public Double parse(CommandSender sender, String arg) {
try {
double result = Double.parseDouble(arg);
if (min > result || result > max) {
throwRange();
}
return result;
} catch (NumberFormatException e) {
throw new ParseException("必须为数字!", e);
}
}
}
public static class LongParse extends Parse<Long> {
public LongParse() {
register(Long.class, this);
register(long.class, this);
}
@Override
public Long parse(CommandSender sender, String arg) {
try {
long result = Long.parseLong(arg);
if (min > result || result > max) {
throwRange();
}
return result;
} catch (NumberFormatException e) {
throw new ParseException("必须为数字!", e);
}
}
}
public static class MaterialParse extends Parse<Material> {
public MaterialParse() {
register(Material.class, this);
}
@Override
public Material parse(CommandSender sender, String arg) {
try {
return Material.valueOf(arg);
} catch (Exception e) {
throw new ParseException(String.format("%s 不是一个有效的Material枚举", arg), e);
}
}
}
public static abstract class Parse<RT> implements Cloneable {
protected Map<String, String> attrs = new HashMap<>();
protected String def;
@ -275,16 +148,68 @@ public class CommandParse {
return this;
}
public void throwException(String str, Object... objects) {
public <T> T throwException(String str, Object... objects) {
throw new ParseException(String.format(str, objects));
}
public void throwRange() {
throwRange("");
public <T> T throwRange() {
return throwRange("");
}
public void throwRange(String str) {
throw new ParseException(String.format(str.isEmpty() ? "范围必须在 %s 到 %s 之间!" : str, min, max));
public <T> T throwRange(String str) {
return throwException(str.isEmpty() ? "范围必须在 %s 到 %s 之间!" : str, min, max);
}
}
public static class ValueOfParse extends Parse<Object> {
private Class etype;
private Enum[] elist;
private Method method;
private Method checker;
public ValueOfParse(Class etype, Method method) {
this.etype = etype;
try {
checker = etype.getDeclaredMethod("doubleValue");
} catch (NoSuchMethodException ignored) {
}
this.method = method;
if (etype.isEnum()) {
this.elist = ((Class<Enum>) etype).getEnumConstants();
}
}
@Override
public Object parse(CommandSender sender, String arg) {
try {
Object result = method.invoke(null, arg);
if (checker != null) {
double num = (double) checker.invoke(result);
if (min > num || num > max) {
throwRange();
}
}
return result;
} catch (IllegalArgumentException | InvocationTargetException | IllegalAccessException ex) {
if (etype.isEnum() && elist.length < 21) {
return throwException("%s 不是 %s 有效值为 %s", arg, etype.getSimpleName(), Arrays.toString(elist));
} else {
return throwException("%s 不是一个有效的 %s", arg, etype.getSimpleName());
}
}
}
}
public static class FileParse extends Parse<File> {
public FileParse() {
register(File.class, this);
}
@Override
public File parse(CommandSender sender, String arg) throws ParseException {
File file = new File(arg);
if (attrs.containsKey("check") && !file.exists()) { throw new ParseException("文件 " + arg + " 不存在!"); }
return file;
}
}
@ -298,7 +223,7 @@ public class CommandParse {
@Override
public Player parse(CommandSender sender, String arg) {
Player p = Bukkit.getPlayerExact(arg);
if (check && p == null) { throw new ParseException("玩家 " + arg + " 不存在或不在线!"); }
if (check && p == null) { return throwException("玩家 %s 不存在或不在线!", arg); }
return p;
}
@ -318,12 +243,8 @@ public class CommandParse {
@Override
public String parse(CommandSender sender, String arg) {
if (min > arg.length() || arg.length() > max) {
throwRange("长度必须在 %s 和 %s 之间!");
}
if (options != null && !options.contains(arg)) {
throwException("参数 %s 不是一个有效的选项 有效值为 %s", arg, options);
}
if (min > arg.length() || arg.length() > max) { return throwRange("长度必须在 %s 和 %s 之间!"); }
if (options != null && !options.contains(arg)) { return throwException("参数 %s 不是一个有效的选项 有效值为 %s", arg, options); }
return arg;
}