| /* |
| * 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 |
| * |
| * https://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.ivy.core.event; |
| |
| import java.util.Arrays; |
| |
| import javax.swing.event.EventListenerList; |
| |
| import org.apache.ivy.plugins.repository.TransferEvent; |
| import org.apache.ivy.plugins.repository.TransferListener; |
| import org.apache.ivy.util.filter.Filter; |
| |
| public class EventManager implements TransferListener { |
| |
| private EventListenerList listeners = new EventListenerList(); |
| |
| public void addIvyListener(IvyListener listener) { |
| listeners.add(IvyListener.class, listener); |
| } |
| |
| public void addIvyListener(IvyListener listener, String eventName) { |
| addIvyListener(listener, new IvyEventFilter(eventName, null, null)); |
| } |
| |
| public void addIvyListener(IvyListener listener, Filter<IvyEvent> filter) { |
| listeners.add(IvyListener.class, new FilteredIvyListener(listener, filter)); |
| } |
| |
| public void removeIvyListener(IvyListener listener) { |
| listeners.remove(IvyListener.class, listener); |
| IvyListener[] listeners = this.listeners.getListeners(IvyListener.class); |
| for (IvyListener listen : listeners) { |
| if (listen instanceof FilteredIvyListener) { |
| if (listener.equals(((FilteredIvyListener) listen).getIvyListener())) { |
| this.listeners.remove(IvyListener.class, listen); |
| } |
| } |
| } |
| } |
| |
| public boolean hasIvyListener(IvyListener listener) { |
| IvyListener[] listeners = this.listeners.getListeners(IvyListener.class); |
| for (IvyListener listen : listeners) { |
| if (listen instanceof FilteredIvyListener) { |
| if (listener.equals(((FilteredIvyListener) listen).getIvyListener())) { |
| return true; |
| } |
| } |
| } |
| return false; |
| } |
| |
| public void fireIvyEvent(IvyEvent evt) { |
| Object[] listeners = this.listeners.getListenerList(); |
| for (int i = listeners.length - 2; i >= 0; i -= 2) { |
| if (listeners[i] == IvyListener.class) { |
| ((IvyListener) listeners[i + 1]).progress(evt); |
| } |
| } |
| } |
| |
| public void addTransferListener(TransferListener listener) { |
| listeners.add(TransferListener.class, listener); |
| } |
| |
| public void removeTransferListener(TransferListener listener) { |
| listeners.remove(TransferListener.class, listener); |
| } |
| |
| public boolean hasTransferListener(TransferListener listener) { |
| return Arrays.asList(listeners.getListeners(TransferListener.class)).contains(listener); |
| } |
| |
| protected void fireTransferEvent(TransferEvent evt) { |
| Object[] listeners = this.listeners.getListenerList(); |
| for (int i = listeners.length - 2; i >= 0; i -= 2) { |
| if (listeners[i] == TransferListener.class) { |
| ((TransferListener) listeners[i + 1]).transferProgress(evt); |
| } |
| } |
| } |
| |
| public void transferProgress(TransferEvent evt) { |
| fireTransferEvent(evt); |
| fireIvyEvent(evt); |
| } |
| |
| } |