/*
* Copyright 2002-2016 the original author or authors.
*
* 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.springframework.cache.config;
import java.lang.reflect.Method;
import org.springframework.cache.interceptor.KeyGenerator;
/**
* A custom {@link KeyGenerator} that exposes the algorithm used to compute the key
* for convenience in tests scenario.
*
* @author Stephane Nicoll
*/
public class SomeCustomKeyGenerator implements KeyGenerator {
@Override
public Object generate(Object target, Method method, Object... params) {
return generateKey(method.getName(), params);
}
/**
* @see #generate(Object, java.lang.reflect.Method, Object...)
*/
static Object generateKey(String methodName, Object... params) {
final StringBuilder sb = new StringBuilder(methodName);
for (Object param : params) {
sb.append(param);
}
return sb.toString();
}
}