/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* 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
*
* 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.apache.cassandra.stress.operations;
import java.nio.ByteBuffer;
import java.io.IOException;
import java.util.List;
import org.apache.cassandra.stress.Session;
import org.apache.cassandra.stress.util.CassandraClient;
import org.apache.cassandra.stress.util.Operation;
import org.apache.cassandra.transport.SimpleClient;
import org.apache.cassandra.transport.messages.ResultMessage;
import org.apache.cassandra.thrift.Compression;
import org.apache.cassandra.thrift.CqlResult;
import org.apache.cassandra.thrift.ThriftConversion;
public abstract class CQLOperation extends Operation
{
public CQLOperation(Session client, int idx)
{
super(client, idx);
}
protected abstract void run(CQLQueryExecutor executor) throws IOException;
protected abstract boolean validateThriftResult(CqlResult result);
protected abstract boolean validateNativeResult(ResultMessage result);
public void run(final CassandraClient client) throws IOException
{
run(new CQLQueryExecutor()
{
public boolean execute(String cqlQuery, List<String> queryParams) throws Exception
{
CqlResult result = null;
if (session.usePreparedStatements())
{
Integer stmntId = getPreparedStatement(client, cqlQuery);
if (session.cqlVersion.startsWith("3"))
result = client.execute_prepared_cql3_query(stmntId, queryParamsAsByteBuffer(queryParams), session.getConsistencyLevel());
else
result = client.execute_prepared_cql_query(stmntId, queryParamsAsByteBuffer(queryParams));
}
else
{
String formattedQuery = formatCqlQuery(cqlQuery, queryParams);
if (session.cqlVersion.startsWith("3"))
result = client.execute_cql3_query(ByteBuffer.wrap(formattedQuery.getBytes()), Compression.NONE, session.getConsistencyLevel());
else
result = client.execute_cql_query(ByteBuffer.wrap(formattedQuery.getBytes()), Compression.NONE);
}
return validateThriftResult(result);
}
});
}
public void run(final SimpleClient client) throws IOException
{
run(new CQLQueryExecutor()
{
public boolean execute(String cqlQuery, List<String> queryParams) throws Exception
{
ResultMessage result = null;
if (session.usePreparedStatements())
{
byte[] stmntId = getPreparedStatement(client, cqlQuery);
result = client.executePrepared(stmntId, queryParamsAsByteBuffer(queryParams), ThriftConversion.fromThrift(session.getConsistencyLevel()));
}
else
{
String formattedQuery = formatCqlQuery(cqlQuery, queryParams);
result = client.execute(formattedQuery, ThriftConversion.fromThrift(session.getConsistencyLevel()));
}
return validateNativeResult(result);
}
});
}
}