/*
* 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 net.formio.inmemory;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;
import net.formio.data.SessionStorage;
/**
* Implementation of {@link SessionStorage} using a {@link Map}.
* @author Radek Beran
*/
public class InMemorySessionStorage implements SessionStorage {
private final Map<String, String> map;
public InMemorySessionStorage() {
this.map = new ConcurrentHashMap<String, String>();
}
@Override
public String set(String key, String value) {
map.put(key, value);
return value;
}
@Override
public String get(String key) {
return map.get(key);
}
@Override
public boolean delete(String key) {
return map.remove(key) != null;
}
}