/*
* Copyright 2012 NGDATA nv
*
* 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 org.lilyproject.repository.cli;
import org.apache.commons.cli.CommandLine;
import org.apache.commons.cli.Option;
import org.apache.commons.cli.OptionBuilder;
import org.lilyproject.cli.BaseZkCliTool;
import org.lilyproject.client.LilyClient;
import org.lilyproject.repository.api.TableManager;
import org.lilyproject.util.Version;
import java.util.List;
import org.lilyproject.util.hbase.RepoAndTableUtil;
public abstract class BaseTableCliTool extends BaseZkCliTool {
private Option repositoryOpt;
protected String repositoryName;
@SuppressWarnings("static-access")
public BaseTableCliTool() {
repositoryOpt = OptionBuilder
.withArgName("repo")
.hasArg()
.withDescription("Repository name, if not specified the default repository is used")
.withLongOpt("repo")
.create();
}
@Override
public List<Option> getOptions() {
List<Option> options = super.getOptions();
options.add(repositoryOpt);
return options;
}
@Override
protected String getVersion() {
return Version.readVersion("org.lilyproject", "lily-repository-admin-cli");
}
@Override
protected int processOptions(CommandLine cmd) throws Exception {
int result = super.processOptions(cmd);
if (result != 0) {
return result;
}
if (cmd.hasOption(repositoryOpt.getLongOpt())) {
repositoryName = cmd.getOptionValue(repositoryOpt.getLongOpt());
} else {
repositoryName = RepoAndTableUtil.DEFAULT_REPOSITORY;
}
return 0;
}
@Override
public int run(CommandLine cmd) throws Exception {
int status = super.run(cmd);
if (status != 0) {
return status;
}
LilyClient lilyClient = new LilyClient(zkConnectionString, 30000);
TableManager tableManager = lilyClient.getRepository(repositoryName).getTableManager();
try {
status = execute(tableManager);
} finally {
lilyClient.close();
}
return status;
}
/**
* Perform table management tasks.
* @param tableManager manager for accessing repository tables
* @return the exit status of the command
*/
protected abstract int execute(TableManager tableManager) throws Exception;
}