org.springframework.beans.factory.support.MethodOverride Maven / Gradle / Ivy
/*
* Copyright 2002-2005 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.beans.factory.support;
import java.lang.reflect.Method;
/**
* Object representing the override of a method on a managed
* object by the IoC container.
*
* Note that the override mechanism is not intended as a
* generic means of inserting crosscutting code: use AOP for that.
*
* @author Rod Johnson
* @since 1.1
*/
public abstract class MethodOverride {
private final String methodName;
private boolean overloaded = true;
/**
* Construct a new override for the given method.
* @param methodName the name of the method to override
*/
protected MethodOverride(String methodName) {
this.methodName = methodName;
}
/**
* Return the name of the method to be overridden.
*/
public String getMethodName() {
return methodName;
}
/**
* Set whether the overridden method has to be considered as overloaded
* (that is, whether arg type matching has to happen).
* Default is true; can be switched to false to optimize runtime performance.
*/
protected void setOverloaded(boolean overloaded) {
this.overloaded = overloaded;
}
/**
* Return whether the overridden method has to be considered as overloaded
* (that is, whether arg type matching has to happen).
*/
protected boolean isOverloaded() {
return overloaded;
}
/**
* Subclasses must override this to indicate whether they match
* the given method. This allows for argument list checking
* as well as method name checking.
* @param method the method to check
* @return whether this override matches the given method
*/
public abstract boolean matches(Method method);
}