[jboss-svn-commits] JBoss Common SVN: r4796 - javatar/trunk/src/main/java/org/jboss/javatar.

[jboss-svn-commits at lists.jboss.org]

Author: ALRubinger
Date: 2010-07-22 20:22:13 -0400 (Thu, 22 Jul 2010)
New Revision: 4796

Added:
   javatar/trunk/src/main/java/org/jboss/javatar/TarGzInputStream.java
Log:
[SHRINKWRAP-194] Add TarGzInputStream impl

Added: javatar/trunk/src/main/java/org/jboss/javatar/TarGzInputStream.java
===================================================================
--- javatar/trunk/src/main/java/org/jboss/javatar/TarGzInputStream.java	                        (rev 0)
+++ javatar/trunk/src/main/java/org/jboss/javatar/TarGzInputStream.java	2010-07-23 00:22:13 UTC (rev 4796)
@@ -0,0 +1,62 @@
+/*
+ * JBoss, Home of Professional Open Source
+ * Copyright 2010, Red Hat Middleware LLC, and individual contributors
+ * by the @authors tag. See the copyright.txt in the distribution for a
+ * full listing of individual contributors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.jboss.javatar;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.util.zip.GZIPInputStream;
+
+/**
+ * The {@link TarGzInputStream} reads a UNIX TAR archive, further 
+ * encoded in GZIP compresssion, as an InputStream.
+ * Methods are provided to position at each successive entry in
+ * the archive, and the read each entry as a normal input stream
+ * using read().
+ * 
+ * @author <a href="mailto:andrew.rubinger at jboss.org">ALR</a>
+ */
+public class TarGzInputStream extends TarInputStream
+{
+
+   /**
+    * @param is
+    */
+   public TarGzInputStream(InputStream is) throws IOException
+   {
+      super(new GZIPInputStream(is));
+   }
+
+   /**
+    * @param is
+    * @param blockSize
+    */
+   public TarGzInputStream(InputStream is, int blockSize) throws IOException
+   {
+      super(new GZIPInputStream(is), blockSize);
+   }
+
+   /**
+    * @param is
+    * @param blockSize
+    * @param recordSize
+    */
+   public TarGzInputStream(InputStream is, int blockSize, int recordSize) throws IOException
+   {
+      super(new GZIPInputStream(is), blockSize, recordSize);
+   }
+
+}