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Java > Open Source Codes > com > jeantessier > dependencyfinder > ant > ListDeprecatedElements


1 /*
2  * Copyright (c) 2001-2005, Jean Tessier
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  *
9  * * Redistributions of source code must retain the above copyright
10  * notice, this list of conditions and the following disclaimer.
11  *
12  * * Redistributions in binary form must reproduce the above copyright
13  * notice, this list of conditions and the following disclaimer in the
14  * documentation and/or other materials provided with the distribution.
15  *
16  * * Neither the name of Jean Tessier nor the names of his contributors
17  * may be used to endorse or promote products derived from this software
18  * without specific prior written permission.
19  *
20  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
21  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
22  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
23  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR
24  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
25  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
26  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
27  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
28  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
29  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
30  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31  */
32
33 package com.jeantessier.dependencyfinder.ant;
34
35 import java.io.*;
36 import java.util.*;
37
38 import org.apache.tools.ant.*;
39 import org.apache.tools.ant.types.*;
40
41 import com.jeantessier.classreader.*;
42
43 public class ListDeprecatedElements extends Task {
44     private File destfile;
45     private Path path;
46
47     public File getDestfile() {
48         return destfile;
49     }
50     
51     public void setDestfile(File destfile) {
52         this.destfile = destfile;
53     }
54     
55     public Path createPath() {
56         if (path == null) {
57             path = new Path(getProject());
58         }
59
60         return path;
61     }
62     
63     public Path getPath() {
64         return path;
65     }
66     
67     public void execute() throws BuildException {
68         // first off, make sure that we've got what we need
69
70         if (getPath() == null) {
71             throw new BuildException("path must be set!");
72         }
73
74         if (getDestfile() == null) {
75             throw new BuildException("destfile must be set!");
76         }
77
78         log("Saving elements to " + getDestfile().getAbsolutePath());
79         
80         try {
81             PrintWriter out = new PrintWriter(new FileWriter(getDestfile()));
82
83             log("Reading classes from path " + getPath());
84
85             VerboseListener verboseListener = new VerboseListener(this);
86             DeprecationPrinter printer = new DeprecationPrinter(out);
87             
88             ClassfileLoader loader = new AggregatingClassfileLoader();
89             loader.addLoadListener(verboseListener);
90             loader.addLoadListener(new LoadListenerVisitorAdapter(printer));
91             loader.load(Arrays.asList(getPath().list()));
92             
93             out.close();
94         } catch (IOException ex) {
95             throw new BuildException(ex);
96         }
97     }
98 }
99
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