Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.compressions / src / org / simantics / compressions / impl / DecompressingCodecInputStream.java

diff --git a/bundles/org.simantics.compressions/src/org/simantics/compressions/impl/DecompressingCodecInputStream.java b/bundles/org.simantics.compressions/src/org/simantics/compressions/impl/DecompressingCodecInputStream.java
new file mode 100644 (file)
index 0000000..9f6e310
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+++ b/bundles/org.simantics.compressions/src/org/simantics/compressions/impl/DecompressingCodecInputStream.java
@@ -0,0 +1,49 @@
+/*******************************************************************************\r
+ * Copyright (c) 2007, 2012 Association for Decentralized Information Management\r
+ * in Industry THTH ry.\r
+ * All rights reserved. This program and the accompanying materials\r
+ * are made available under the terms of the Eclipse Public License v1.0\r
+ * which accompanies this distribution, and is available at\r
+ * http://www.eclipse.org/legal/epl-v10.html\r
+ *\r
+ * Contributors:\r
+ *     VTT Technical Research Centre of Finland - initial API and implementation\r
+ *******************************************************************************/\r
+package org.simantics.compressions.impl;\r
+\r
+import java.io.File;\r
+import java.io.FileInputStream;\r
+import java.io.FileNotFoundException;\r
+import java.io.IOException;\r
+import java.io.InputStream;\r
+import java.nio.ByteBuffer;\r
+import java.nio.channels.ReadableByteChannel;\r
+\r
+import org.simantics.compressions.CompressionCodec;\r
+\r
+/**\r
+ * @author Tuukka Lehtonen\r
+ */\r
+public class DecompressingCodecInputStream extends DecompressingInputStream {\r
+\r
+    protected CompressionCodec codec;\r
+\r
+    public DecompressingCodecInputStream(CompressionCodec codec, File file) throws FileNotFoundException {\r
+        this(codec, new FileInputStream(file));\r
+    }\r
+\r
+    public DecompressingCodecInputStream(CompressionCodec codec, FileInputStream stream) {\r
+        this(codec, stream, stream.getChannel());\r
+    }\r
+\r
+    public DecompressingCodecInputStream(CompressionCodec codec, InputStream stream, ReadableByteChannel channel) {\r
+        super(stream, channel);\r
+        this.codec = codec;\r
+    }\r
+\r
+    public void decompress(ByteBuffer compressed, int compressedOffset, int compressedSize,\r
+            ByteBuffer uncompressed, int uncompressedOffset, int uncompressedSize) throws IOException {\r
+        codec.decompressBuffer(compressed, compressedOffset, compressedSize, uncompressed, uncompressedOffset, uncompressedSize);\r
+    }\r
+\r
+}
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