java.com.generationjava.namespace.AbstractNamespace Maven / Gradle / Ivy
/*
* Copyright (c) 2003, Henri Yandell
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or
* without modification, are permitted provided that the
* following conditions are met:
*
* + Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* + Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* + Neither the name of Genjava-Core nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
package com.generationjava.namespace;
import java.util.Iterator;
/**
* Abstract representation of an namespace.
*/
abstract public class AbstractNamespace implements Namespace {
/**
* Get the value in this namespace under the specified name.
*/
abstract public Object getValue(String name);
/**
* Does the namespace have a value under the specified name.
*/
public boolean hasValue(String name) {
return (getValue(name) != null);
}
/**
* Put a value in this namespace, under the specified name.
*/
abstract public void putValue(String name, Object info);
/**
* The names in a Namespace
*/
abstract public Iterator iterateNames();
}