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:
042: package org.netbeans.core;
043:
044: import java.util.logging.Level;
045: import java.util.logging.Logger;
046: import org.netbeans.core.startup.StartLog;
047: import org.openide.filesystems.*;
048: import org.openide.loaders.DataObject;
049: import org.openide.loaders.DataFolder;
050: import org.openide.cookies.InstanceCookie;
051: import org.openide.util.RequestProcessor;
052:
053: /**
054: * This class controls "warm-up" initialization after IDE startup (some time
055: * after main window is shown). It scans WarmUp folder for individual tasks
056: * to be performed. The tasks should be instance objects implementing Runnable.
057: *
058: * The tasks may be provided by modules via xml layer.
059: *
060: * @author Tomas Pavek
061: */
062:
063: class WarmUpSupport implements Runnable {
064:
065: private static final String WARMUP_FOLDER = "WarmUp"; // NOI18N
066: private static final int WARMUP_DELAY = 1500; // 1.5 sec after main window is shown
067:
068: static boolean finished = false; // usefull for testability
069:
070: private Logger err = Logger
071: .getLogger("org.netbeans.core.WarmUpSupport");
072:
073: static void warmUp() {
074: RequestProcessor.getDefault().post(new WarmUpSupport(),
075: WARMUP_DELAY);
076: }
077:
078: // -------
079:
080: public void run() {
081: boolean willLog = err.isLoggable(Level.FINE)
082: || StartLog.willLog();
083: if (willLog) {
084: err.fine("Warmup starting..."); // NOI18N
085: StartLog.logStart("Warmup"); // NOI18N
086: }
087:
088: FileObject fo = Repository.getDefault().getDefaultFileSystem()
089: .findResource(WARMUP_FOLDER);
090: DataObject[] warmObjects = fo != null ? DataFolder.findFolder(
091: fo).getChildren() : new DataObject[0];
092:
093: if (willLog) {
094: err.log(Level.FINE, "Found {0} warm up task(s)",
095: warmObjects.length); // NOI18N
096: }
097:
098: for (int i = 0; i < warmObjects.length; i++) {
099: try {
100: InstanceCookie ic = warmObjects[i]
101: .getCookie(InstanceCookie.class);
102: Object warmer = ic.instanceCreate();
103:
104: if (warmer instanceof Runnable) {
105: ((Runnable) warmer).run();
106: }
107: if (willLog) {
108: StartLog.logProgress("Warmup task executed " + // NOI18N
109: ic.instanceName());
110: }
111: } catch (Exception ex) {
112: Logger.getLogger(WarmUpSupport.class.getName()).log(
113: Level.WARNING, null, ex);
114: }
115: }
116: if (willLog) {
117: err.fine("Warmup done."); // NOI18N
118: StartLog.logEnd("Warmup"); // NOI18N
119: }
120:
121: finished = true;
122: }
123: }
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