/* | |
* Copyright 1999-2012 Alibaba Group. | |
* | |
* 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 com.alibaba.dubbo.validation.support; | |
import java.util.concurrent.ConcurrentHashMap; | |
import java.util.concurrent.ConcurrentMap; | |
import com.alibaba.dubbo.common.URL; | |
import com.alibaba.dubbo.validation.Validation; | |
import com.alibaba.dubbo.validation.Validator; | |
/** | |
* AbstractValidation | |
* | |
* @author william.liangf | |
*/ | |
public abstract class AbstractValidation implements Validation { | |
private final ConcurrentMap<String, Validator> validators = new ConcurrentHashMap<String, Validator>(); | |
public Validator getValidator(URL url) { | |
String key = url.toFullString(); | |
Validator validator = validators.get(key); | |
if (validator == null) { | |
validators.put(key, createValidator(url)); | |
validator = validators.get(key); | |
} | |
return validator; | |
} | |
protected abstract Validator createValidator(URL url); | |
} |