/**
* Copyright 2008 the original author or authors.
*
* 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 net.sf.katta.client;
import java.util.List;
import net.sf.katta.operation.master.AbstractIndexOperation;
import net.sf.katta.operation.master.IndexDeployOperation;
import net.sf.katta.operation.master.IndexUndeployOperation;
import net.sf.katta.protocol.InteractionProtocol;
import net.sf.katta.protocol.metadata.IndexMetaData;
import net.sf.katta.util.ZkConfiguration;
import org.I0Itec.zkclient.ZkClient;
public class DeployClient implements IDeployClient {
private final InteractionProtocol _protocol;
/**
*@deprecated use {@link #DeployClient(InteractionProtocol)} instead
*/
public DeployClient(ZkClient zkClient, ZkConfiguration configuration) {
this(new InteractionProtocol(zkClient, configuration));
}
public DeployClient(InteractionProtocol interactionProtocol) {
_protocol = interactionProtocol;
}
@Override
public IIndexDeployFuture addIndex(String indexName, String indexPath, int replicationLevel) {
validateIndexData(indexName, replicationLevel);
_protocol.addMasterOperation(new IndexDeployOperation(indexName, indexPath, replicationLevel));
return new IndexDeployFuture(_protocol, indexName);
}
private void validateIndexData(String name, int replicationLevel) {
// TODO jz: try to access path already ?
if (replicationLevel <= 0) {
throw new IllegalArgumentException("replication level must be 1 or greater");
}
if (name.trim().equals("*")) {
throw new IllegalArgumentException("invalid index name: " + name);
}
if (name.contains(AbstractIndexOperation.INDEX_SHARD_NAME_SEPARATOR + "")) {
throw new IllegalArgumentException("invalid index name : " + name + " - must not contain "
+ AbstractIndexOperation.INDEX_SHARD_NAME_SEPARATOR);
}
}
@Override
public void removeIndex(String indexName) {
if (!existsIndex(indexName)) {
throw new IllegalArgumentException("index with name '" + indexName + "' does not exists");
}
_protocol.addMasterOperation(new IndexUndeployOperation(indexName));
}
@Override
public boolean existsIndex(String indexName) {
return _protocol.indexExists(indexName);
}
@Override
public IndexMetaData getIndexMetaData(String indexName) {
return _protocol.getIndexMD(indexName);
}
@Override
public List<String> getIndices() {
return _protocol.getIndices();
}
}