1 files changed, 47 insertions, 0 deletions
diff --git a/Master/Reference Architectures and Patterns/hjp5/examples/Unzip.java b/Master/Reference Architectures and Patterns/hjp5/examples/Unzip.java
new file mode 100644
index 0000000..2b5c154
--- /dev/null
+++ b/Master/Reference Architectures and Patterns/hjp5/examples/Unzip.java
@@ -0,0 +1,47 @@
+/* Unzip.java */
+
+import java.io.*;
+import java.util.zip.*;
+
+public class Unzip
+{
+  public static void main(String[] args)
+  {
+    if (args.length != 1) {
+      System.out.println("Usage: java Unzip zipfile");
+      System.exit(1);
+    }
+    try {
+      byte[] buf = new byte[4096];
+      ZipInputStream in = new ZipInputStream(
+                          new FileInputStream(args[0]));
+      while (true) {
+        //Nächsten Eintrag lesen
+        ZipEntry entry = in.getNextEntry();
+        if (entry == null) {
+          break;
+        }
+        //Beschreibung ausgeben
+        System.out.println(
+          entry.getName() +
+          " (" + entry.getCompressedSize() + "/" +
+          entry.getSize() + ")"
+        );
+        //Ausgabedatei erzeugen
+        FileOutputStream out = new FileOutputStream(
+          entry.getName()
+        );
+        int len;
+        while ((len = in.read(buf)) > 0) {
+          out.write(buf, 0, len);
+        }
+        out.close();
+        //Eintrag schließen
+        in.closeEntry();
+      }
+      in.close();
+    } catch (IOException e) {
+      System.err.println(e.toString());
+    }
+  }
+}
+\ No newline at end of file