/*
* JBoss, Home of Professional Open Source
* Copyright 2012 Red Hat Inc. and/or its affiliates and other contributors
* as indicated by the @author tags. All rights reserved.
* See the copyright.txt in the distribution for a
* full listing of individual contributors.
*
* This copyrighted material is made available to anyone wishing to use,
* modify, copy, or redistribute it subject to the terms and conditions
* of the GNU Lesser General Public License, v. 2.1.
* This program is distributed in the hope that it will be useful, but WITHOUT A
* 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,
* v.2.1 along with this distribution; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301, USA.
*/
package org.infinispan.cli.interpreter.statement;
import org.infinispan.Cache;
import org.infinispan.cli.interpreter.logging.Log;
import org.infinispan.cli.interpreter.result.EmptyResult;
import org.infinispan.cli.interpreter.result.Result;
import org.infinispan.cli.interpreter.result.StatementException;
import org.infinispan.cli.interpreter.result.StringResult;
import org.infinispan.cli.interpreter.session.Session;
import org.infinispan.util.logging.LogFactory;
/**
*
* CacheStatement shows the currently selected cache or selects a cache to be used as default for CLI operations
*
* @author Tristan Tarrant
* @since 5.2
*/
public class CacheStatement implements Statement {
private static final Log log = LogFactory.getLog(CacheStatement.class, Log.class);
final String cacheName;
public CacheStatement(String cacheName) {
this.cacheName = cacheName;
}
@Override
public Result execute(Session session) throws StatementException {
if (cacheName != null) {
session.setCurrentCache(cacheName);
return EmptyResult.RESULT;
} else {
Cache<?, ?> currentCache = session.getCurrentCache();
if (currentCache != null) {
return new StringResult(currentCache.getName());
} else {
throw log.noCacheSelectedYet();
}
}
}
}