diff options
Diffstat (limited to 'branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/AbstractSCAObject.java')
-rw-r--r-- | branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/AbstractSCAObject.java | 134 |
1 files changed, 0 insertions, 134 deletions
diff --git a/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/AbstractSCAObject.java b/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/AbstractSCAObject.java deleted file mode 100644 index de98aa4437..0000000000 --- a/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/AbstractSCAObject.java +++ /dev/null @@ -1,134 +0,0 @@ -/* - * Licensed to the Apache Software Foundation (ASF) under one - * or more contributor license agreements. See the NOTICE file - * distributed with this work for additional information - * regarding copyright ownership. The ASF licenses this file - * to you 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.tuscany.spi.component; - -import java.util.HashMap; -import java.util.List; -import java.util.Map; -import java.util.concurrent.ConcurrentHashMap; -import java.util.concurrent.CopyOnWriteArrayList; - -import org.apache.tuscany.spi.AbstractLifecycle; -import org.apache.tuscany.spi.event.Event; -import org.apache.tuscany.spi.event.EventFilter; -import org.apache.tuscany.spi.event.RuntimeEventListener; -import org.apache.tuscany.spi.event.TrueFilter; - -/** - * Functionality common to all <code>SCAObject<code> implementations - * - * @version $Rev$ $Date$ - */ -public abstract class AbstractSCAObject extends AbstractLifecycle implements SCAObject { - protected static final EventFilter TRUE_FILTER = new TrueFilter(); - - protected Map<EventFilter, List<RuntimeEventListener>> listeners; - protected final CompositeComponent parent; - private final String name; - private final Map<Object, Object> extensions = new HashMap<Object, Object>(); - private String canonicalName; - - public AbstractSCAObject(String name, CompositeComponent parent) { - this.name = name; - this.parent = parent; - } - - public String getName() { - return name; - } - - public String getCanonicalName() { - if (canonicalName == null) { - StringBuffer b = new StringBuffer(name); - if (parent != null) { - b.insert(0, parent.getCanonicalName() + "/"); - } - canonicalName = b.toString(); - } - return canonicalName; - } - - public CompositeComponent getParent() { - return parent; - } - - public void addListener(RuntimeEventListener listener) { - addListener(TRUE_FILTER, listener); - } - - public void removeListener(RuntimeEventListener listener) { - assert listener != null : "Listener cannot be null"; - synchronized (getListeners()) { - for (List<RuntimeEventListener> currentList : getListeners().values()) { - for (RuntimeEventListener current : currentList) { - if (current == listener) { - currentList.remove(current); - return; - } - } - } - } - } - - public void addListener(EventFilter filter, RuntimeEventListener listener) { - assert listener != null : "Listener cannot be null"; - synchronized (getListeners()) { - List<RuntimeEventListener> list = getListeners().get(filter); - if (list == null) { - list = new CopyOnWriteArrayList<RuntimeEventListener>(); - listeners.put(filter, list); - } - list.add(listener); - } - } - - public void publish(Event event) { - assert event != null : "Event object was null"; - for (Map.Entry<EventFilter, List<RuntimeEventListener>> entry : getListeners().entrySet()) { - if (entry.getKey().match(event)) { - for (RuntimeEventListener listener : entry.getValue()) { - listener.onEvent(event); - } - } - } - } - - protected Map<EventFilter, List<RuntimeEventListener>> getListeners() { - if (listeners == null) { - listeners = new ConcurrentHashMap<EventFilter, List<RuntimeEventListener>>(); - } - return listeners; - } - - public void prepare() throws PrepareException { - - } - - public String toString() { - return "[" + name + "] in state [" + super.toString() + ']'; - } - - public Map<Object, Object> getExtensions() { - return extensions; - } - - public boolean isSystem() { - return false; - } -} |