| 1 | /* |
| 2 | * jDTAUS Core RI Application Logger |
| 3 | * Copyright (C) 2005 Christian Schulte |
| 4 | * <cs@schulte.it> |
| 5 | * |
| 6 | * This library is free software; you can redistribute it and/or |
| 7 | * modify it under the terms of the GNU Lesser General Public |
| 8 | * License as published by the Free Software Foundation; either |
| 9 | * version 2.1 of the License, or any later version. |
| 10 | * |
| 11 | * This library is distributed in the hope that it will be useful, |
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 14 | * Lesser General Public License for more details. |
| 15 | * |
| 16 | * You should have received a copy of the GNU Lesser General Public |
| 17 | * License along with this library; if not, write to the Free Software |
| 18 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
| 19 | * |
| 20 | */ |
| 21 | package org.jdtaus.core.text.ri; |
| 22 | |
| 23 | import javax.swing.event.EventListenerList; |
| 24 | import org.jdtaus.core.container.ContainerFactory; |
| 25 | import org.jdtaus.core.text.MessageEvent; |
| 26 | import org.jdtaus.core.text.MessageListener; |
| 27 | import org.jdtaus.core.text.spi.ApplicationLogger; |
| 28 | |
| 29 | /** |
| 30 | * jDTAUS Core SPI {@code ApplicationLogger} reference implementation. |
| 31 | * |
| 32 | * @author <a href="mailto:cs@schulte.it">Christian Schulte</a> |
| 33 | * @version $JDTAUS: DefaultApplicationLogger.java 8641 2012-09-27 06:45:17Z schulte $ |
| 34 | * |
| 35 | * @see org.jdtaus.core.container.Container |
| 36 | */ |
| 37 | public class DefaultApplicationLogger implements ApplicationLogger |
| 38 | { |
| 39 | //--Constructors------------------------------------------------------------ |
| 40 | |
| 41 | // <editor-fold defaultstate="collapsed" desc=" Generated Code ">//GEN-BEGIN:jdtausConstructors |
| 42 | // This section is managed by jdtaus-container-mojo. |
| 43 | |
| 44 | /** Standard implementation constructor <code>org.jdtaus.core.text.ri.DefaultApplicationLogger</code>. */ |
| 45 | public DefaultApplicationLogger() |
| 46 | { |
| 47 | super(); |
| 48 | } |
| 49 | |
| 50 | // </editor-fold>//GEN-END:jdtausConstructors |
| 51 | |
| 52 | //------------------------------------------------------------Constructors-- |
| 53 | //--MessageEventSource------------------------------------------------------ |
| 54 | |
| 55 | /** Holds {@code MessageListener}s. */ |
| 56 | private final EventListenerList listeners = new EventListenerList(); |
| 57 | |
| 58 | public void addMessageListener( final MessageListener listener ) |
| 59 | { |
| 60 | if ( listener == null ) |
| 61 | { |
| 62 | throw new NullPointerException( "listener" ); |
| 63 | } |
| 64 | |
| 65 | this.listeners.add( MessageListener.class, listener ); |
| 66 | } |
| 67 | |
| 68 | public void removeMessageListener( final MessageListener listener ) |
| 69 | { |
| 70 | if ( listener == null ) |
| 71 | { |
| 72 | throw new NullPointerException( "listener" ); |
| 73 | } |
| 74 | |
| 75 | this.listeners.remove( MessageListener.class, listener ); |
| 76 | } |
| 77 | |
| 78 | public MessageListener[] getMessageListeners() |
| 79 | { |
| 80 | return (MessageListener[]) this.listeners.getListeners( |
| 81 | MessageListener.class ); |
| 82 | |
| 83 | } |
| 84 | |
| 85 | //------------------------------------------------------MessageEventSource-- |
| 86 | //--ApplicationLogger------------------------------------------------------- |
| 87 | |
| 88 | public void log( final MessageEvent e ) |
| 89 | { |
| 90 | if ( e == null ) |
| 91 | { |
| 92 | throw new NullPointerException( "e" ); |
| 93 | } |
| 94 | |
| 95 | final Object[] list = this.listeners.getListenerList(); |
| 96 | for ( int i = list.length - 2; i >= 0; i -= 2 ) |
| 97 | { |
| 98 | if ( list[i] == MessageListener.class ) |
| 99 | { |
| 100 | ( (MessageListener) list[i + 1] ).onMessage( e ); |
| 101 | } |
| 102 | } |
| 103 | |
| 104 | final MessageListener[] messageListener = this.getMessageListener(); |
| 105 | for ( int i = messageListener.length - 1; i >= 0; i-- ) |
| 106 | { |
| 107 | messageListener[i].onMessage( e ); |
| 108 | } |
| 109 | } |
| 110 | |
| 111 | //-------------------------------------------------------ApplicationLogger-- |
| 112 | //--Dependencies------------------------------------------------------------ |
| 113 | |
| 114 | // <editor-fold defaultstate="collapsed" desc=" Generated Code ">//GEN-BEGIN:jdtausDependencies |
| 115 | // This section is managed by jdtaus-container-mojo. |
| 116 | |
| 117 | /** |
| 118 | * Gets the configured <code>MessageListener</code> implementation. |
| 119 | * |
| 120 | * @return The configured <code>MessageListener</code> implementation. |
| 121 | */ |
| 122 | private MessageListener[] getMessageListener() |
| 123 | { |
| 124 | return (MessageListener[]) ContainerFactory.getContainer(). |
| 125 | getDependency( this, "MessageListener" ); |
| 126 | |
| 127 | } |
| 128 | |
| 129 | // </editor-fold>//GEN-END:jdtausDependencies |
| 130 | |
| 131 | //------------------------------------------------------------Dependencies-- |
| 132 | } |