Initial commit

commons/src/main/java/zone/themcgamer/common/ZipUtils.java

@@ -0,0 +1,70 @@
+package zone.themcgamer.common;
+
+import java.io.*;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.nio.file.Paths;
+import java.util.stream.Collectors;
+import java.util.zip.ZipEntry;
+import java.util.zip.ZipInputStream;
+import java.util.zip.ZipOutputStream;
+
+/**
+ * @author Braydon
+ */
+public class ZipUtils {
+    /**
+     * Zip the given directory
+     * @param sourceDirectoryPath the path of the directory to zip
+     * @param zipDirectoryPath the path of the output file
+     */
+    public static void zip(String sourceDirectoryPath, String zipDirectoryPath) {
+        try {
+            Path zipPath = Files.createFile(Paths.get(zipDirectoryPath));
+            try (ZipOutputStream zipOutputStream = new ZipOutputStream(Files.newOutputStream(zipPath))) {
+                Path sourcePath = Paths.get(sourceDirectoryPath);
+                for (Path path : Files.walk(sourcePath).filter(path -> !Files.isDirectory(path)).collect(Collectors.toList())) {
+                    ZipEntry zipEntry = new ZipEntry(sourcePath.relativize(path).toString());
+                    zipOutputStream.putNextEntry(zipEntry);
+                    Files.copy(path, zipOutputStream);
+                    zipOutputStream.closeEntry();
+                }
+            }
+        } catch (IOException ex) {
+            ex.printStackTrace();
+        }
+    }
+
+    public static void unzip(File source, File output) throws IOException {
+        long started = System.currentTimeMillis();
+
+        FileInputStream fileInputStream = new FileInputStream(source);
+        ZipInputStream zipInputStream = new ZipInputStream(fileInputStream);
+        ZipEntry entry = zipInputStream.getNextEntry();
+        while (entry != null) {
+            File file = new File(output, entry.getName());
+            if (entry.isDirectory())
+                file.mkdirs();
+            else {
+                File parent = file.getParentFile();
+                if (!parent.exists())
+                    parent.mkdirs();
+                FileOutputStream fileOutputStream = new FileOutputStream(file);
+                BufferedOutputStream bufferedOutputStream = new BufferedOutputStream(fileOutputStream);
+                byte[] buffer = new byte[1024];
+                int location;
+                while ((location = zipInputStream.read(buffer)) != -1)
+                    bufferedOutputStream.write(buffer, 0, location);
+                bufferedOutputStream.close();
+                fileOutputStream.close();
+            }
+            entry = zipInputStream.getNextEntry();
+        }
+        fileInputStream.close();
+
+        zipInputStream.closeEntry();
+        zipInputStream.close();
+
+        System.out.println("Finished unzip process for \"" + source.getPath() + "\" in " + (System.currentTimeMillis() - started) + "ms");
+    }
+}