package org.apache.cassandra.streaming;
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*
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* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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
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* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
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* KIND, either express or implied. See the License for the
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import org.apache.cassandra.AbstractSerializationsTester;
import org.apache.cassandra.db.RowMutation;
import org.apache.cassandra.db.Table;
import org.apache.cassandra.db.filter.QueryPath;
import org.apache.cassandra.dht.BigIntegerToken;
import org.apache.cassandra.dht.BytesToken;
import org.apache.cassandra.dht.Range;
import org.apache.cassandra.io.sstable.Descriptor;
import org.apache.cassandra.io.sstable.SSTable;
import org.apache.cassandra.net.Message;
import org.apache.cassandra.utils.ByteBufferUtil;
import org.apache.cassandra.utils.FBUtilities;
import org.apache.cassandra.utils.Pair;
import org.junit.Test;
import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.File;
import java.io.IOException;
import java.nio.ByteBuffer;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
public class SerializationsTest extends AbstractSerializationsTester
{
private void testPendingFileWrite() throws IOException
{
// make sure to test serializing null and a pf with no sstable.
PendingFile normal = makePendingFile(true, 100);
PendingFile noSections = makePendingFile(true, 0);
PendingFile noSST = makePendingFile(false, 100);
DataOutputStream out = getOutput("streaming.PendingFile.bin");
PendingFile.serializer().serialize(normal, out);
PendingFile.serializer().serialize(noSections, out);
PendingFile.serializer().serialize(noSST, out);
PendingFile.serializer().serialize(null, out);
out.close();
}
@Test
public void testPendingFileRead() throws IOException
{
if (EXECUTE_WRITES)
testPendingFileWrite();
DataInputStream in = getInput("streaming.PendingFile.bin");
assert PendingFile.serializer().deserialize(in) != null;
assert PendingFile.serializer().deserialize(in) != null;
assert PendingFile.serializer().deserialize(in) != null;
assert PendingFile.serializer().deserialize(in) == null;
in.close();
}
private void testStreamHeaderWrite() throws IOException
{
StreamHeader sh0 = new StreamHeader("Keyspace1", 123L, makePendingFile(true, 100));
StreamHeader sh1 = new StreamHeader("Keyspace1", 124L, makePendingFile(false, 100));
Collection<PendingFile> files = new ArrayList<PendingFile>();
for (int i = 0; i < 50; i++)
files.add(makePendingFile(i % 2 == 0, 100));
StreamHeader sh2 = new StreamHeader("Keyspace1", 125L, makePendingFile(true, 100), files);
StreamHeader sh3 = new StreamHeader("Keyspace1", 125L, null, files);
StreamHeader sh4 = new StreamHeader("Keyspace1", 125L, makePendingFile(true, 100), new ArrayList<PendingFile>());
DataOutputStream out = getOutput("streaming.StreamHeader.bin");
StreamHeader.serializer().serialize(sh0, out);
StreamHeader.serializer().serialize(sh1, out);
StreamHeader.serializer().serialize(sh2, out);
StreamHeader.serializer().serialize(sh3, out);
StreamHeader.serializer().serialize(sh4, out);
out.close();
}
@Test
public void testStreamHeaderRead() throws IOException
{
if (EXECUTE_WRITES)
testStreamHeaderWrite();
DataInputStream in = getInput("streaming.StreamHeader.bin");
assert StreamHeader.serializer().deserialize(in) != null;
assert StreamHeader.serializer().deserialize(in) != null;
assert StreamHeader.serializer().deserialize(in) != null;
assert StreamHeader.serializer().deserialize(in) != null;
assert StreamHeader.serializer().deserialize(in) != null;
in.close();
}
private void testStreamReplyWrite() throws IOException
{
StreamReply rep = new StreamReply("this is a file", 123L, StreamReply.Status.FILE_FINISHED);
DataOutputStream out = getOutput("streaming.StreamReply.bin");
StreamReply.serializer.serialize(rep, out);
Message.serializer().serialize(rep.createMessage(), out);
out.close();
}
@Test
public void testStreamReplyRead() throws IOException
{
if (EXECUTE_WRITES)
testStreamReplyWrite();
DataInputStream in = getInput("streaming.StreamReply.bin");
assert StreamReply.serializer.deserialize(in) != null;
assert Message.serializer().deserialize(in) != null;
in.close();
}
private static PendingFile makePendingFile(boolean sst, int numSecs)
{
Descriptor desc = new Descriptor("z", new File("path/doesn't/matter"), "Keyspace1", "Standard1", 23, false);
List<Pair<Long, Long>> sections = new ArrayList<Pair<Long, Long>>();
for (int i = 0; i < numSecs; i++)
sections.add(new Pair<Long, Long>(new Long(i), new Long(i * i)));
return new PendingFile(sst ? makeSSTable() : null, desc, SSTable.COMPONENT_DATA, sections);
}
private void testStreamRequestMessageWrite() throws IOException
{
Collection<Range> ranges = new ArrayList<Range>();
for (int i = 0; i < 5; i++)
ranges.add(new Range(new BytesToken(ByteBufferUtil.bytes(Integer.toString(10*i))), new BytesToken(ByteBufferUtil.bytes(Integer.toString(10*i+5)))));
StreamRequestMessage msg0 = new StreamRequestMessage(FBUtilities.getLocalAddress(), ranges, "Keyspace1", 123L);
StreamRequestMessage msg1 = new StreamRequestMessage(FBUtilities.getLocalAddress(), makePendingFile(true, 100), 124L);
StreamRequestMessage msg2 = new StreamRequestMessage(FBUtilities.getLocalAddress(), makePendingFile(false, 100), 124L);
DataOutputStream out = getOutput("streaming.StreamRequestMessage.bin");
StreamRequestMessage.serializer().serialize(msg0, out);
StreamRequestMessage.serializer().serialize(msg1, out);
StreamRequestMessage.serializer().serialize(msg2, out);
Message.serializer().serialize(msg0.makeMessage(), out);
Message.serializer().serialize(msg1.makeMessage(), out);
Message.serializer().serialize(msg2.makeMessage(), out);
out.close();
}
@Test
public void testStreamRequestMessageRead() throws IOException
{
if (EXECUTE_WRITES)
testStreamRequestMessageWrite();
DataInputStream in = getInput("streaming.StreamRequestMessage.bin");
assert StreamRequestMessage.serializer().deserialize(in) != null;
assert StreamRequestMessage.serializer().deserialize(in) != null;
assert StreamRequestMessage.serializer().deserialize(in) != null;
assert Message.serializer().deserialize(in) != null;
assert Message.serializer().deserialize(in) != null;
assert Message.serializer().deserialize(in) != null;
in.close();
}
private static SSTable makeSSTable()
{
Table t = Table.open("Keyspace1");
for (int i = 0; i < 100; i++)
{
RowMutation rm = new RowMutation(t.name, ByteBufferUtil.bytes(Long.toString(System.nanoTime())));
rm.add(new QueryPath("Standard1", null, ByteBufferUtil.bytes("cola")), ByteBufferUtil.bytes("value"), 0);
try
{
rm.apply();
}
catch (IOException ex)
{
throw new RuntimeException(ex);
}
}
try
{
t.getColumnFamilyStore("Standard1").forceBlockingFlush();
return t.getColumnFamilyStore("Standard1").getSSTables().iterator().next();
}
catch (Exception any)
{
throw new RuntimeException(any);
}
}
}