1 /*

     2  * Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.

     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

     4  *

     5  * This code is free software; you can redistribute it and/or modify it

     6  * under the terms of the GNU General Public License version 2 only, as

     7  * published by the Free Software Foundation.  Oracle designates this

     8  * particular file as subject to the "Classpath" exception as provided

     9  * by Oracle in the LICENSE file that accompanied this code.

    10  *

    11  * This code is distributed in the hope that it will be useful, but WITHOUT

    12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

    14  * version 2 for more details (a copy is included in the LICENSE file that

    15  * accompanied this code).

    16  *

    17  * You should have received a copy of the GNU General Public License version

    18  * 2 along with this work; if not, write to the Free Software Foundation,

    19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

    20  *

    21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

    22  * or visit www.oracle.com if you need additional information or have any

    23  * questions.

    24  */

    25 

    26 package anttasks;

    27 

    28 import compileproperties.CompileProperties;

    29 

    30 import java.io.File;

    31 import java.util.ArrayList;

    32 import java.util.List;

    33 

    34 import org.apache.tools.ant.BuildException;

    35 import org.apache.tools.ant.DirectoryScanner;

    36 import org.apache.tools.ant.Project;

    37 import org.apache.tools.ant.taskdefs.MatchingTask;

    38 

    39 public class CompilePropertiesTask extends MatchingTask {

    40     public void setSrcDir(File srcDir) {

    41         this.srcDir = srcDir;

    42     }

    43 

    44     public void setDestDir(File destDir) {

    45         this.destDir = destDir;

    46     }

    47 

    48     public void setSuperclass(String superclass) {

    49         this.superclass = superclass;

    50     }

    51 

    52     @Override

    53     public void execute() {

    54         CompileProperties.Log log = new CompileProperties.Log() {

    55             public void error(String msg, Exception e) {

    56                 log(msg, Project.MSG_ERR);

    57             }

    58             public void info(String msg) {

    59                 log(msg, Project.MSG_INFO);

    60             }

    61             public void verbose(String msg) {

    62                 log(msg, Project.MSG_VERBOSE);

    63             }

    64         };

    65         List<String> mainOpts = new ArrayList<String>();

    66         int count = 0;

    67         DirectoryScanner s = getDirectoryScanner(srcDir);

    68         for (String path: s.getIncludedFiles()) {

    69             if (path.endsWith(".properties")) {

    70                 String destPath =

    71                         path.substring(0, path.length() - ".properties".length()) +

    72                         ".java";

    73                 File srcFile = new File(srcDir, path);

    74                 File destFile = new File(destDir, destPath);

    75                 // Arguably, the comparison in the next line should be ">", not ">="

    76                 // but that assumes the resolution of the last modified time is fine

    77                 // grained enough; in practice, it is better to use ">=".

    78                 if (destFile.exists() && destFile.lastModified() >= srcFile.lastModified())

    79                     continue;

    80                 destFile.getParentFile().mkdirs();

    81                 mainOpts.add("-compile");

    82                 mainOpts.add(srcFile.getPath());

    83                 mainOpts.add(destFile.getPath());

    84                 mainOpts.add(superclass);

    85                 count++;

    86             }

    87         }

    88         if (mainOpts.size() > 0) {

    89             log("Generating " + count + " resource files to " + destDir, Project.MSG_INFO);

    90             CompileProperties cp = new CompileProperties();

    91             cp.setLog(log);

    92             boolean ok = cp.run(mainOpts.toArray(new String[mainOpts.size()]));

    93             if (!ok)

    94                 throw new BuildException("CompileProperties failed.");

    95         }

    96     }

    97 

    98     private File srcDir;

    99     private File destDir;

   100     private String superclass = "java.util.ListResourceBundle";

   101 }