--- /dev/null
+/*
+ * Copyright 2005-2011 the original author or authors.
+ *
+ * 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.wamblee.xmlrouter.impl;
+
+import java.util.logging.Level;
+import java.util.logging.Logger;
+
+import org.wamblee.xmlrouter.common.Id;
+import org.wamblee.xmlrouter.config.Identifiable;
+
+/**
+ * Robust identifiable provides robustness for identifiable objects.
+ *
+ * @author Erik Brakkee
+ *
+ * @param <T>
+ */
+public class RobustIdentifiable<T> implements Identifiable<T> {
+ private static final Logger LOGGER = Logger
+ .getLogger(RobustIdentifiable.class.getName());
+
+ private Id<T> id;
+
+ // TODO test this class.
+ // TODO test that id is constant even though delegated changes its id.
+
+ public RobustIdentifiable(Identifiable<T> aIdentifiable) {
+ // TODO test id is null
+ // TODO getId() throws exception
+ try {
+ id = aIdentifiable.getId();
+ if (id == null) {
+ id = new Id<T>(Constants.UNKNOWN_ID.toString());
+ throw new RuntimeException(
+ "Temporary to catch nulls during refactoring");
+ }
+ } catch (Exception e) {
+ LOGGER
+ .log(Level.WARNING, "Identifiable getId() threw exception", e);
+ }
+
+ }
+
+ @Override
+ public Id<T> getId() {
+ return id;
+ }
+
+ // TODO test equals, hashcode.
+
+ @Override
+ public int hashCode() {
+ return id.hashCode();
+ }
+
+ @Override
+ public boolean equals(Object aObj) {
+ if (aObj == null) {
+ return false;
+ }
+ if (!getClass().isInstance(aObj)) {
+ return false;
+ }
+ RobustIdentifiable<T> obj = (RobustIdentifiable<T>) aObj;
+ return id.equals(obj.getId());
+ }
+}