org.apache.commons.jci.stores.MemoryResourceStore Maven / Gradle / Ivy
Go to download
Show more of this group Show more artifacts with this name
Show all versions of commons-jci-core Show documentation
Show all versions of commons-jci-core Show documentation
Commons JCI core interfaces and implementations.
/*
* 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.commons.jci.stores;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
/**
* Store just in memory
*
* @author tcurdt
*/
public final class MemoryResourceStore implements ResourceStore {
private final Log log = LogFactory.getLog(MemoryResourceStore.class);
private final Map store = new HashMap();
public byte[] read( final String pResourceName ) {
log.debug("reading resource " + pResourceName);
return (byte[]) store.get(pResourceName);
}
public void write( final String pResourceName, final byte[] pData ) {
log.debug("writing resource " + pResourceName + "(" + pData.length + ")");
store.put(pResourceName, pData);
}
public void remove( final String pResourceName ) {
log.debug("removing resource " + pResourceName);
store.remove(pResourceName);
}
/**
* @deprecated
*/
public String[] list() {
if (store == null) {
return new String[0];
}
final List names = new ArrayList();
for (final Iterator it = store.keySet().iterator(); it.hasNext();) {
final String name = (String) it.next();
names.add(name);
}
return (String[]) names.toArray(new String[store.size()]);
}
public String toString() {
return this.getClass().getName() + store.toString();
}
}