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Diffstat (limited to 'src/org/jivesoftware/smack/util/collections/IterableMap.java')
-rw-r--r-- | src/org/jivesoftware/smack/util/collections/IterableMap.java | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/src/org/jivesoftware/smack/util/collections/IterableMap.java b/src/org/jivesoftware/smack/util/collections/IterableMap.java new file mode 100644 index 0000000..251b587 --- /dev/null +++ b/src/org/jivesoftware/smack/util/collections/IterableMap.java @@ -0,0 +1,61 @@ +// GenericsNote: Converted. +/* + * Copyright 2003-2004 The Apache Software Foundation + * + * 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.jivesoftware.smack.util.collections; + +import java.util.Map; + +/** + * Defines a map that can be iterated directly without needing to create an entry set. + * <p/> + * A map iterator is an efficient way of iterating over maps. + * There is no need to access the entry set or cast to Map Entry objects. + * <pre> + * IterableMap map = new HashedMap(); + * MapIterator it = map.mapIterator(); + * while (it.hasNext()) { + * Object key = it.next(); + * Object value = it.getValue(); + * it.setValue("newValue"); + * } + * </pre> + * + * @author Matt Hall, John Watkinson, Stephen Colebourne + * @version $Revision: 1.1 $ $Date: 2005/10/11 17:05:19 $ + * @since Commons Collections 3.0 + */ +public interface IterableMap <K,V> extends Map<K, V> { + + /** + * Obtains a <code>MapIterator</code> over the map. + * <p/> + * A map iterator is an efficient way of iterating over maps. + * There is no need to access the entry set or cast to Map Entry objects. + * <pre> + * IterableMap map = new HashedMap(); + * MapIterator it = map.mapIterator(); + * while (it.hasNext()) { + * Object key = it.next(); + * Object value = it.getValue(); + * it.setValue("newValue"); + * } + * </pre> + * + * @return a map iterator + */ + MapIterator<K, V> mapIterator(); + +} |