diff options
Diffstat (limited to 'qpid/java/client/src/main/java/org/apache/qpid/collections/keyvalue/DefaultMapEntry.java')
-rw-r--r-- | qpid/java/client/src/main/java/org/apache/qpid/collections/keyvalue/DefaultMapEntry.java | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/qpid/java/client/src/main/java/org/apache/qpid/collections/keyvalue/DefaultMapEntry.java b/qpid/java/client/src/main/java/org/apache/qpid/collections/keyvalue/DefaultMapEntry.java new file mode 100644 index 0000000000..f0f04a366a --- /dev/null +++ b/qpid/java/client/src/main/java/org/apache/qpid/collections/keyvalue/DefaultMapEntry.java @@ -0,0 +1,67 @@ +/* + * Copyright 2001-2006 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.apache.qpid.collections.keyvalue; + +import java.util.Map; + +import org.apache.qpid.collections.KeyValue; +import org.apache.qpid.collections.keyvalue.AbstractMapEntry; + +/** + * A restricted implementation of {@link java.util.Map.Entry} that prevents + * the <code>Map.Entry</code> contract from being broken. + * + * @since Commons Collections 3.0 + * @version $Revision$ $Date$ + * + * @author James Strachan + * @author Michael A. Smith + * @author Neil O'Toole + * @author Stephen Colebourne + */ +public final class DefaultMapEntry extends AbstractMapEntry { + + /** + * Constructs a new entry with the specified key and given value. + * + * @param key the key for the entry, may be null + * @param value the value for the entry, may be null + */ + public DefaultMapEntry(final Object key, final Object value) { + super(key, value); + } + + /** + * Constructs a new entry from the specified <code>KeyValue</code>. + * + * @param pair the pair to copy, must not be null + * @throws NullPointerException if the entry is null + */ + public DefaultMapEntry(final KeyValue pair) { + super(pair.getKey(), pair.getValue()); + } + + /** + * Constructs a new entry from the specified <code>Map.Entry</code>. + * + * @param entry the entry to copy, must not be null + * @throws NullPointerException if the entry is null + */ + public DefaultMapEntry(final Map.Entry entry) { + super(entry.getKey(), entry.getValue()); + } + +}
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