Restructured Mage module

Mage/src/main/java/mage/util/Copier.java

@@ -0,0 +1,110 @@
+/*
+* Copyright 2010 BetaSteward_at_googlemail.com. All rights reserved.
+*
+* Redistribution and use in source and binary forms, with or without modification, are
+* permitted provided that the following conditions are met:
+*
+*    1. Redistributions of source code must retain the above copyright notice, this list of
+*       conditions and the following disclaimer.
+*
+*    2. Redistributions in binary form must reproduce the above copyright notice, this list
+*       of conditions and the following disclaimer in the documentation and/or other materials
+*       provided with the distribution.
+*
+* THIS SOFTWARE IS PROVIDED BY BetaSteward_at_googlemail.com ``AS IS'' AND ANY EXPRESS OR IMPLIED
+* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
+* FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL BetaSteward_at_googlemail.com OR
+* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
+* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*
+* The views and conclusions contained in the software and documentation are those of the
+* authors and should not be interpreted as representing official policies, either expressed
+* or implied, of BetaSteward_at_googlemail.com.
+*/
+
+package mage.util;
+
+import java.io.ByteArrayInputStream;
+import java.io.IOException;
+import java.io.ObjectInputStream;
+import java.io.ObjectOutputStream;
+import java.util.zip.GZIPInputStream;
+import java.util.zip.GZIPOutputStream;
+
+/**
+ *
+ * @author BetaSteward_at_googlemail.com
+ * @param <T>
+ */
+public class Copier<T> {
+
+    private static ClassLoader loader;
+
+    public static void setLoader(ClassLoader loader) {
+        Copier.loader = loader;
+    }
+
+    public T copy(T obj) {
+        T copy = null;
+        try {
+            FastByteArrayOutputStream fbos = new FastByteArrayOutputStream();
+            ObjectOutputStream out= new ObjectOutputStream(fbos);
+
+            // Write the object out to a byte array
+            out.writeObject(obj);
+            out.flush();
+            out.close();
+
+            // Retrieve an input stream from the byte array and read
+            // a copy of the object back in.
+            ObjectInputStream in = new CopierObjectInputStream(loader, fbos.getInputStream());
+            copy = (T) in.readObject();
+        }
+        catch(IOException e) {
+            e.printStackTrace();
+        }
+        catch(ClassNotFoundException cnfe) {
+            cnfe.printStackTrace();
+        }
+        return copy;
+
+    }
+
+    public byte[] copyCompressed(T obj) {
+        try {
+            FastByteArrayOutputStream fbos = new FastByteArrayOutputStream();
+            ObjectOutputStream out= new ObjectOutputStream(new GZIPOutputStream(fbos));
+
+            // Write the object out to a byte array
+            out.writeObject(obj);
+            out.flush();
+            out.close();
+
+            byte[] copy = new byte[fbos.getSize()];
+            System.arraycopy(fbos.getByteArray(), 0, copy, 0, fbos.getSize());
+            return copy;
+        }
+        catch(IOException e) {
+            e.printStackTrace();
+        }
+        return null;
+    }
+
+    public T uncompressCopy(byte[] buffer) {
+        T copy = null;
+        try (ObjectInputStream in = new CopierObjectInputStream(loader, new GZIPInputStream(new ByteArrayInputStream(buffer)))) {
+            copy = (T) in.readObject();
+        }
+        catch(IOException e) {
+            e.printStackTrace();
+        }
+        catch(ClassNotFoundException cnfe) {
+            cnfe.printStackTrace();
+        }
+        return copy;
+    }
+}