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();
}
}
}
}