/*
* Copyright 2011 NCHOVY
*
* 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.krakenapps.event.api.impl;
import java.util.Map;
import java.util.Set;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.ConcurrentMap;
import org.apache.felix.ipojo.annotations.Component;
import org.apache.felix.ipojo.annotations.Provides;
import org.apache.felix.ipojo.annotations.Validate;
import org.krakenapps.event.api.EventMessageKey;
import org.krakenapps.event.api.EventMessageTable;
@Component(name = "event-message-table")
@Provides
public class EventMessageTableImpl implements EventMessageTable {
private ConcurrentMap<EventMessageKey, String> templates;
@Validate
public void start() {
templates = new ConcurrentHashMap<EventMessageKey, String>();
}
@Override
public String formatMessage(EventMessageKey key, Map<String, String> properties) {
String text = templates.get(key);
if (text == null)
return null;
for (String name : properties.keySet()) {
String value = properties.get(name);
text = text.replaceAll("${" + name + "}", value);
}
return text;
}
@Override
public String getTemplate(EventMessageKey key) {
return templates.get(key);
}
@Override
public Set<EventMessageKey> keySet() {
return templates.keySet();
}
@Override
public void registerTemplate(EventMessageKey key, String template) {
templates.put(key, template);
}
@Override
public void unregisterTemplate(EventMessageKey key) {
templates.remove(key);
}
}