remove metrics and move Ziplib to utils...

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

src/com/bekvon/bukkit/residence/vaultinterface/ZipLibrary.java

@@ -0,0 +1,118 @@
+package com.bekvon.bukkit.residence.vaultinterface;
+
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.text.SimpleDateFormat;
+import java.util.ArrayList;
+import java.util.Date;
+import java.util.List;
+import java.util.zip.Deflater;
+import java.util.zip.ZipEntry;
+import java.util.zip.ZipOutputStream;
+
+import org.bukkit.World;
+
+import com.bekvon.bukkit.residence.Residence;
+
+public class ZipLibrary {
+    private static File BackupDir = new File(Residence.getDataLocation(), "Backup");
+
+    public static void backup() throws IOException {
+        try {
+            BackupDir.mkdir();
+            
+        }
+        catch (Exception e) {
+            e.printStackTrace();
+            return;
+        }
+
+        // Generate the proper date for the backup filename
+        Date date = new Date();
+        SimpleDateFormat dateFormat = new SimpleDateFormat("yyyy-MM-dd HH-mm-ss");
+        File fileZip = new File(BackupDir, dateFormat.format(date) + ".zip");
+
+        // Create the Source List, and add directories/etc to the file.
+        List<File> sources = new ArrayList<File>();
+
+        File saveFolder = new File(Residence.getDataLocation(), "Save");
+        File worldFolder = new File(saveFolder, "Worlds");
+        if (!saveFolder.isDirectory()) {
+            return;
+        }
+        File saveFile;
+        for (World world : Residence.getServ().getWorlds()) {
+            saveFile = new File(worldFolder, "res_" + world.getName() + ".yml");
+            if (saveFile.isFile()) {
+                sources.add(saveFile);
+            }
+        }
+
+
+        packZip(fileZip, sources);
+    }
+
+    private static void packZip(File output, List<File> sources) throws IOException {
+        ZipOutputStream zipOut = new ZipOutputStream(new FileOutputStream(output));
+        zipOut.setLevel(Deflater.DEFAULT_COMPRESSION);
+
+        for (File source : sources) {
+            if (source.isDirectory()) {
+                zipDir(zipOut, "", source);
+            }
+            else {
+                zipFile(zipOut, "", source);
+            }
+        }
+
+        zipOut.flush();
+        zipOut.close();
+    }
+
+    private static String buildPath(String path, String file) {
+        if (path == null || path.isEmpty()) {
+            return file;
+        }
+
+        return path + File.separator + file;
+    }
+
+    private static void zipDir(ZipOutputStream zos, String path, File dir) throws IOException {
+        if (!dir.canRead()) {
+            return;
+        }
+
+        File[] files = dir.listFiles();
+        path = buildPath(path, dir.getName());
+
+        for (File source : files) {
+            if (source.isDirectory()) {
+                zipDir(zos, path, source);
+            }
+            else {
+                zipFile(zos, path, source);
+            }
+        }
+    }
+
+    private static void zipFile(ZipOutputStream zos, String path, File file) throws IOException {
+        if (!file.canRead()) {
+            return;
+        }
+
+        zos.putNextEntry(new ZipEntry(buildPath(path, file.getName())));
+
+        FileInputStream fis = new FileInputStream(file);
+        byte[] buffer = new byte[4092];
+        int byteCount = 0;
+
+        while ((byteCount = fis.read(buffer)) != -1) {
+            zos.write(buffer, 0, byteCount);
+        }
+
+        fis.close();
+        zos.closeEntry();
+    }
+}