/*
* Copyright (C) 2009 eXo Platform SAS.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.exoplatform.services.jcr.impl.storage.value.fs.operations;
import org.exoplatform.services.jcr.JcrImplBaseTest;
import org.exoplatform.services.jcr.dataflow.serialization.ObjectReader;
import org.exoplatform.services.jcr.dataflow.serialization.ObjectWriter;
import org.exoplatform.services.jcr.impl.dataflow.serialization.ObjectReaderImpl;
import org.exoplatform.services.jcr.impl.dataflow.serialization.ObjectWriterImpl;
import java.io.BufferedInputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.nio.ByteBuffer;
import java.nio.channels.Channels;
import java.nio.channels.FileChannel;
import java.nio.channels.ReadableByteChannel;
import java.nio.channels.WritableByteChannel;
/**
* Created by The eXo Platform SAS.
*
* <br/>
* Date: 28.05.2009
*
* @author <a href="mailto:peter.nedonosko@exoplatform.com.ua">Peter Nedonosko</a>
* @version $Id$
*/
public class TestValueFileIOHelper extends JcrImplBaseTest
{
private final static int BLOCK_COUNT = 5000;
private ValueFileIOHelper io;
private File testDir;
private File dest;
private static File src;
private static File srcSerialization;
private ByteBuffer buf4 = ByteBuffer.allocate(4);
private ByteBuffer buf8 = ByteBuffer.allocate(8);
private ByteBuffer buf40 = ByteBuffer.allocate(40);
private ByteBuffer buf2048 = ByteBuffer.allocate(2048);
private byte buf[] = new byte[2048];
private String str = new String("0123456789012345678901234567890123456789");
private FileChannel infch;
private FileChannel outfch;
private ReadableByteChannel inch;
private WritableByteChannel outch;
private boolean inFile;
private boolean outFile;
public void setUp() throws Exception
{
super.setUp();
io = new ValueFileIOHelper();
if (src == null || !src.exists())
{
src = createBLOBTempFile(7 * 1024); // 7M
src.deleteOnExit();
}
if (srcSerialization == null || !srcSerialization.exists())
{
srcSerialization = File.createTempFile("srcSerialization", ".tmp");
srcSerialization.deleteOnExit();
OutputStream out = new FileOutputStream(srcSerialization);
ObjectWriter ow = new ObjectWriterImpl(out);
for (int i = 0; i < BLOCK_COUNT; i++)
{
ow.writeInt(1024);
ow.writeInt(1024);
ow.writeInt(1024);
ow.writeLong(1024);
ow.writeLong(1024);
ow.writeLong(1024);
ow.writeString(str);
ow.writeString(str);
ow.write(buf);
}
out.flush();
out.close();
}
testDir = new File("target/TestValueFileIOHelper");
testDir.mkdirs();
dest = File.createTempFile("vdftest", "", testDir);
}
public void tearDown() throws Exception
{
dest.delete();
super.tearDown();
}
public void testCopySerialization() throws Exception
{
System.out.println("=== test Serialization, file size: " + srcSerialization.length());
// copy via InputStream
long start = System.currentTimeMillis();
InputStream in = new FileInputStream(srcSerialization);
OutputStream out = new FileOutputStream(dest);
ObjectReader or = new ObjectReaderImpl(in);
ObjectWriter ow = new ObjectWriterImpl(out);
for (int i = 0; i < BLOCK_COUNT; i++)
{
ow.writeInt(or.readInt());
ow.writeInt(or.readInt());
ow.writeInt(or.readInt());
ow.writeLong(or.readLong());
ow.writeLong(or.readLong());
ow.writeLong(or.readLong());
ow.writeString(or.readString());
ow.writeString(or.readString());
or.readFully(buf);
ow.write(buf);
}
in.close();
out.flush();
out.close();
// print time
System.out.println("\t=== IO time " + (System.currentTimeMillis() - start));
// clean and recreate file
dest.delete();
dest = File.createTempFile("vdftest", "", testDir);
// copy via NIO
start = System.currentTimeMillis();
in = new BufferedInputStream(new FileInputStream(srcSerialization));
out = new FileOutputStream(dest);
openChannel(in, out);
long pos = 0;
for (int i = 0; i < BLOCK_COUNT; i++)
{
pos = copyBytes(pos, 4);
pos = copyBytes(pos, 4);
pos = copyBytes(pos, 4);
pos = copyBytes(pos, 8);
pos = copyBytes(pos, 8);
pos = copyBytes(pos, 8);
pos = copyBytes(pos, 44);
pos = copyBytes(pos, 44);
pos = copyBytes(pos, 2048);
}
in.close();
out.close();
System.out.println("\t=== NIO (inFile=" + inFile + " outFile=" + outFile + ") time "
+ (System.currentTimeMillis() - start));
// check length
assertEquals(srcSerialization.length(), dest.length());
}
public void testCopyFileToFile() throws Exception
{
io.copyClose(new FileInputStream(src), new FileOutputStream(dest));
// check length
assertEquals(src.length(), dest.length());
// check content
// InputStream srcin = new FileInputStream(src);
// InputStream destin = new FileInputStream(dest);
// try {
// compareStream(srcin, destin);
// } finally {
// srcin.close();
// destin.close();
// }
}
public void testCopyBytesToFile() throws Exception
{
System.out.println("=== test copyBytesToFile, file size: " + src.length());
// copy via InputStream
long start = System.currentTimeMillis();
InputStream in = new FileInputStream(src);
// InputStream in = new URL("http://jboss1.exoua-int:8089/browser/02.zip").openStream();
OutputStream out = new FileOutputStream(dest);
try
{
int r = 0;
byte[] buff = new byte[ValueFileIOHelper.IOBUFFER_SIZE];
while ((r = in.read(buff)) >= 0)
{
out.write(buff, 0, r);
}
out.flush();
}
finally
{
in.close();
out.close();
}
// print time
System.out.println("\t=== IO time " + (System.currentTimeMillis() - start));
// clean and recreate file
dest.delete();
dest = File.createTempFile("vdftest", "", testDir);
// copy via NIO
start = System.currentTimeMillis();
io.copyClose(new BufferedInputStream(new FileInputStream(src)), new FileOutputStream(dest));
// io.copyClose(new URL("http://jboss1.exoua-int:8089/browser/02.zip").openStream(), new
// FileOutputStream(dest));
System.out.println("\t=== NIO time " + (System.currentTimeMillis() - start));
// check length
assertEquals(src.length(), dest.length());
// check content
// InputStream srcin = new FileInputStream(src);
// InputStream destin = new FileInputStream(dest);
// try {
// compareStream(srcin, destin);
// } finally {
// srcin.close();
// destin.close();
// }
}
/**
* Open channels.
*/
private void openChannel(InputStream in, OutputStream out)
{
inFile = in instanceof FileInputStream && FileInputStream.class.equals(in.getClass());
outFile = out instanceof FileOutputStream && FileOutputStream.class.equals(out.getClass());
if (inFile && outFile)
{
// it's user file
infch = ((FileInputStream)in).getChannel();
outfch = ((FileOutputStream)out).getChannel();
}
else
{
inch = inFile ? ((FileInputStream)in).getChannel() : Channels.newChannel(in);
outch = outFile ? ((FileOutputStream)out).getChannel() : Channels.newChannel(out);
}
}
private long copyBytes(long pos, int len) throws IOException
{
if (inFile && outFile)
{
long size = outfch.transferFrom(infch, pos, len);
return pos + size;
}
else
{
long size = 0;
int r = 0;
ByteBuffer buff = ByteBuffer.allocate(len);
buff.clear();
if ((r = inch.read(buff)) >= 0)
{
buff.flip();
// copy all
do
{
outch.write(buff);
}
while (buff.hasRemaining());
size += r;
}
return pos + size;
}
}
}