/* Copyright (c) 2010 Google Inc.
*
* 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.google.wave.api;
/**
* A class that represents a property filter for element, that can be used when
* when searching for an element inside a blip.
*/
public class Restriction {
/** The key of the property. */
private final String key;
/** The value of the property. */
private final String value;
/**
* Creates an instance of {@link Restriction} for a property with the given
* key and value.
*
* @param key the key of the property to restrict.
* @param value the value of the property to restrict.
* @return an instance of {@link Restriction}.
*/
public static Restriction of(String key, String value) {
return new Restriction(key, value);
}
/**
* Constructor.
*
* @param key the key of the property to restrict.
* @param value the value of the property to restrict.
*/
private Restriction(String key, String value) {
this.key = key;
this.value = value;
}
/**
* @return the key of the property to restrict.
*/
public String getKey() {
return key;
}
/**
* @return the value of the property to restrict.
*/
public String getValue() {
return value;
}
}