/*******************************************************************************
* Copyright (c) 2010 Haifeng Li
*
* 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 smile.nlp.dictionary;
import java.util.Iterator;
/**
* A dictionary is a set of words in some natural language.
*
* @author Haifeng Li
*/
public interface Dictionary {
/**
* Returns true if this dictionary contains the specified word.
*/
public boolean contains(String word);
/**
* Returns the number of elements in this dictionary.
*/
public int size();
/**
* Returns an iterator over the elements in this dictionary.
*/
public Iterator<String> iterator();
}