GrepCode: org.springframework.beans.Mergeable (.java) - Interface

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org.springframework.beans.Mergeable

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 /*
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  * Copyright 2002-2006 the original author or authors.
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  *
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  * Licensed under the Apache License, Version 2.0 (the "License");
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  * you may not use this file except in compliance with the License.
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  * You may obtain a copy of the License at
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  *
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  *      http://www.apache.org/licenses/LICENSE-2.0
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  *
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 * Unless required by applicable law or agreed to in writing, software
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 * distributed under the License is distributed on an "AS IS" BASIS,
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 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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 * See the License for the specific language governing permissions and
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 * limitations under the License.
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 */
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package org.springframework.beans;

 Interface representing an object whose value set can be merged with
 that of a parent object.

 
 Author(s):Rob Harrop Since:2.0 See also:org.springframework.beans.factory.support.ManagedSetorg.springframework.beans.factory.support.ManagedListorg.springframework.beans.factory.support.ManagedMaporg.springframework.beans.factory.support.ManagedProperties
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public interface Mergeable {

	
 Is merging enabled for this particular instance?
 
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	boolean isMergeEnabled();

	
 Merge the current value set with that of the supplied object.
 The supplied object is considered the parent, and values in
 the callee's value set must override those of the supplied object.
 
 Parameters:parent the object to merge with Returns:the result of the merge operation Throws:java.lang.IllegalArgumentException if the supplied parent is nulljava.lang.IllegalStateException if merging is not enabled for this instance
 (i.e. mergeEnabled equals false).
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	Object merge(Object parent);
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}