/
DelegateExporterMap.java
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/
DelegateExporterMap.java
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/*
* 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.dubbo.rpc.protocol;
import org.apache.dubbo.common.utils.CollectionUtils;
import org.apache.dubbo.rpc.Exporter;
import java.util.Collection;
import java.util.Collections;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;
/**
* delegate exportermap oper
*/
public class DelegateExporterMap {
protected final Map<String, Exporter<?>> exporterMap = new ConcurrentHashMap<String, Exporter<?>>();
/**
* check is empty map
* @return
*/
public boolean isEmpty() {
return CollectionUtils.isEmptyMap(exporterMap);
}
/**
* get export
* @param key
* @return
*/
public Exporter<?> getExport(String key) {
return exporterMap.get(key);
}
/**
* add
* @param key
* @param exporter
*/
public void addExportMap(String key, Exporter<?> exporter) {
exporterMap.put(key, exporter);
}
/**
* delete
* @param key
*/
public boolean removeExportMap(String key, Exporter<?> exporter) {
Exporter<?> findExporter = exporterMap.get(key);
if(findExporter == exporter){
exporterMap.remove(key);
return true;
}
return false;
}
/**
* get the exports
* @return
*/
public Map<String, Exporter<?>> getExporterMap() {
return exporterMap;
}
/**
* get all exports
* @return
*/
public Collection<Exporter<?>> getExporters() {
return Collections.unmodifiableCollection(exporterMap.values());
}
}