Java tutorial
/* * Copyright 2013, 2014 Deutsche Nationalbibliothek * * 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.culturegraph.mf.morph.maps; import java.util.Collection; import java.util.Map; import java.util.Set; import org.apache.commons.lang.NotImplementedException; /** * @author "Markus Michael Geipel" * * @param <K> * @param <V> */ public abstract class AbstractReadOnlyMap<K, V> implements Map<K, V> { @Override public final int size() { throw new NotImplementedException(); } @Override public final boolean isEmpty() { throw new NotImplementedException(); } @Override public final boolean containsKey(final Object key) { return get(key) != null; } @Override public final boolean containsValue(final Object value) { throw new NotImplementedException(); } @Override public final V put(final K key, final V value) { throw new NotImplementedException(); } @Override public final V remove(final Object key) { throw new NotImplementedException(); } @Override public final void putAll(final Map<? extends K, ? extends V> m) { throw new NotImplementedException(); } @Override public final void clear() { throw new NotImplementedException(); } @Override public final Set<K> keySet() { throw new NotImplementedException(); } @Override public final Collection<V> values() { throw new NotImplementedException(); } @Override public final Set<java.util.Map.Entry<K, V>> entrySet() { throw new NotImplementedException(); } }