001: /*
002: * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
003: *
004: * Copyright 1997-2007 Sun Microsystems, Inc. All rights reserved.
005: *
006: * The contents of this file are subject to the terms of either the GNU
007: * General Public License Version 2 only ("GPL") or the Common
008: * Development and Distribution License("CDDL") (collectively, the
009: * "License"). You may not use this file except in compliance with the
010: * License. You can obtain a copy of the License at
011: * http://www.netbeans.org/cddl-gplv2.html
012: * or nbbuild/licenses/CDDL-GPL-2-CP. See the License for the
013: * specific language governing permissions and limitations under the
014: * License. When distributing the software, include this License Header
015: * Notice in each file and include the License file at
016: * nbbuild/licenses/CDDL-GPL-2-CP. Sun designates this
017: * particular file as subject to the "Classpath" exception as provided
018: * by Sun in the GPL Version 2 section of the License file that
019: * accompanied this code. If applicable, add the following below the
020: * License Header, with the fields enclosed by brackets [] replaced by
021: * your own identifying information:
022: * "Portions Copyrighted [year] [name of copyright owner]"
023: *
024: * Contributor(s):
025: *
026: * The Original Software is NetBeans. The Initial Developer of the Original
027: * Software is Sun Microsystems, Inc. Portions Copyright 1997-2006 Sun
028: * Microsystems, Inc. All Rights Reserved.
029: *
030: * If you wish your version of this file to be governed by only the CDDL
031: * or only the GPL Version 2, indicate your decision by adding
032: * "[Contributor] elects to include this software in this distribution
033: * under the [CDDL or GPL Version 2] license." If you do not indicate a
034: * single choice of license, a recipient has the option to distribute
035: * your version of this file under either the CDDL, the GPL Version 2 or
036: * to extend the choice of license to its licensees as provided above.
037: * However, if you add GPL Version 2 code and therefore, elected the GPL
038: * Version 2 license, then the option applies only if the new code is
039: * made subject to such option by the copyright holder.
040: */
041: package org.netbeans.modules.php.rt;
042:
043: import java.util.Collection;
044: import java.util.LinkedList;
045: import java.util.List;
046: import java.util.concurrent.CopyOnWriteArrayList;
047:
048: import org.netbeans.modules.php.rt.spi.providers.Host;
049: import org.netbeans.modules.php.rt.spi.providers.WebServerProvider;
050:
051: /**
052: * Entry point for accessing to information about configured hosts.
053: *
054: * Methods {@link #addHost(Host)} and {@link #removeHost(Host)} are
055: * used ONLY for notifications because all Host management is performed
056: * in WebServerProvider.
057: *
058: * @author ads
059: *
060: */
061: public class WebServerRegistry {
062:
063: private final static WebServerRegistry INSTANCE = new WebServerRegistry();
064:
065: // avoid external instantiation
066: private WebServerRegistry() {
067: myListener = new CopyOnWriteArrayList<HostListener>();
068: }
069:
070: public void addHost(Host host) {
071: /*
072: * There is no common code for addition of new host.
073: * Each provider has reponsibility to perform this action
074: * internally via first configuration stage and via wizard
075: * ( wizard in supported also by provider ).
076: */
077: fireAddHostEvent(host);
078: }
079:
080: public void removeHost(Host host) {
081: fireDeleteHostEvent(host);
082: }
083:
084: public void upadateHost(Host host) {
085: fireUpdateHostEvent(host);
086: }
087:
088: public Collection<Host> getHosts() {
089: WebServerProvider[] providers = WebServerProvider.ServerFactory
090: .getProviders();
091: List<Host> ret = new LinkedList<Host>();
092: for (WebServerProvider provider : providers) {
093: List<Host> list = provider.getHosts();
094: ret.addAll(list);
095: }
096: return ret;
097: }
098:
099: public static WebServerRegistry getInstance() {
100: return INSTANCE;
101: }
102:
103: public void addListener(HostListener listener) {
104: getListeners().add(listener);
105: }
106:
107: public void removeListener(HostListener listener) {
108: getListeners().remove(listener);
109: }
110:
111: private void fireAddHostEvent(Host host) {
112: for (HostListener listener : getListeners()) {
113: listener.hostAdded(host);
114: }
115: }
116:
117: private void fireDeleteHostEvent(Host host) {
118: for (HostListener listener : getListeners()) {
119: listener.hostRemoved(host);
120: }
121: }
122:
123: private void fireUpdateHostEvent(Host host) {
124: for (HostListener listener : getListeners()) {
125: listener.hostUpdated(host);
126: }
127: }
128:
129: private Collection<HostListener> getListeners() {
130: return myListener;
131: }
132:
133: private Collection<HostListener> myListener;
134: }
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