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 General
007: * Public License Version 2 only ("GPL") or the Common Development and Distribution
008: * License("CDDL") (collectively, the "License"). You may not use this file except in
009: * compliance with the License. You can obtain a copy of the License at
010: * http://www.netbeans.org/cddl-gplv2.html or nbbuild/licenses/CDDL-GPL-2-CP. See the
011: * License for the specific language governing permissions and limitations under the
012: * License. When distributing the software, include this License Header Notice in
013: * each file and include the License file at nbbuild/licenses/CDDL-GPL-2-CP. Sun
014: * designates this particular file as subject to the "Classpath" exception as
015: * provided by Sun in the GPL Version 2 section of the License file that
016: * accompanied this code. If applicable, add the following below the License Header,
017: * with the fields enclosed by brackets [] replaced by your own identifying
018: * information: "Portions Copyrighted [year] [name of copyright owner]"
019: *
020: * Contributor(s):
021: *
022: * The Original Software is NetBeans. The Initial Developer of the Original Software
023: * is Sun Microsystems, Inc. Portions Copyright 1997-2007 Sun Microsystems, Inc. All
024: * Rights Reserved.
025: *
026: * If you wish your version of this file to be governed by only the CDDL or only the
027: * GPL Version 2, indicate your decision by adding "[Contributor] elects to include
028: * this software in this distribution under the [CDDL or GPL Version 2] license." If
029: * you do not indicate a single choice of license, a recipient has the option to
030: * distribute your version of this file under either the CDDL, the GPL Version 2 or
031: * to extend the choice of license to its licensees as provided above. However, if
032: * you add GPL Version 2 code and therefore, elected the GPL Version 2 license, then
033: * the option applies only if the new code is made subject to such option by the
034: * copyright holder.
035: */
036:
037: package org.netbeans.installer.infra.build.ant;
038:
039: import java.io.File;
040: import java.io.FileInputStream;
041: import java.io.IOException;
042: import java.util.regex.Matcher;
043: import java.util.regex.Pattern;
044: import org.apache.tools.ant.BuildException;
045: import org.apache.tools.ant.Task;
046: import org.netbeans.installer.infra.build.ant.utils.Utils;
047:
048: /**
049: * This class is an ant task which parses a given input file and devises the
050: * netbeans ide build number from it.
051: *
052: * @author Kirill Sorokin
053: */
054: public class BuildNumberNbIde extends Task {
055: /////////////////////////////////////////////////////////////////////////////////
056: // Instance
057: /**
058: * The input file.
059: */
060: private File file;
061:
062: /**
063: * The properties' names prefix.
064: */
065: private String prefix;
066:
067: // setters //////////////////////////////////////////////////////////////////////
068: /**
069: * Setter for the <code>file</code> attribute.
070: *
071: * @param path The value of the <code>file</code> attribute.
072: */
073: public void setFile(String path) {
074: this .file = new File(path);
075: }
076:
077: /**
078: * Setter for the <code>prefix</code> attribute.
079: *
080: * @param prefix The value of the <code>prefix</code> attribute.
081: */
082: public void setPrefix(String prefix) {
083: this .prefix = prefix;
084: }
085:
086: // execution ////////////////////////////////////////////////////////////////////
087: /**
088: * Executes the task. The input file is parsed and three properties identifying
089: * the netbeans ide build are set.
090: *
091: * @throws org.apache.tools.ant.BuildException if the input file cannot be
092: * parsed for whatever reason.
093: */
094: @Override
095: public void execute() throws BuildException {
096: try {
097: final FileInputStream in = new FileInputStream(file);
098: final CharSequence contents = Utils.read(in);
099:
100: in.close();
101:
102: final Matcher matcher = PATTERN.matcher(contents);
103:
104: if (matcher.find()) {
105: getProject().setProperty(prefix + BUILD_NUMBER_SUFFIX,
106: matcher.group(1)); // NOMAGI
107: } else {
108: throw new BuildException("Cannot find build number"); // NOI18N
109: }
110: } catch (IOException e) {
111: throw new BuildException(e);
112: }
113: }
114:
115: /////////////////////////////////////////////////////////////////////////////////
116: // Constants
117: /**
118: * Pattern for which to look in the input file.
119: */
120: private static final Pattern PATTERN = Pattern
121: .compile("netbeans-6_0-daily-bin-([0-9]+)-.*?\\.zip"); // NOI18N
122:
123: /**
124: * Build number property suffix.
125: */
126: private static final String BUILD_NUMBER_SUFFIX = ".build.number"; // NOI18N
127: }
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