01: /*
02: * Copyright (c) 2001-2007, Jean Tessier
03: * All rights reserved.
04: *
05: * Redistribution and use in source and binary forms, with or without
06: * modification, are permitted provided that the following conditions
07: * are met:
08: *
09: * * 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.cli;
34:
35: import java.util.*;
36:
37: import org.apache.oro.text.perl.*;
38:
39: import com.jeantessier.classreader.*;
40: import com.jeantessier.text.*;
41:
42: public class ClassMatcher extends LoadListenerBase {
43: private Perl5Util perl = new Perl5Util(
44: new MaximumCapacityPatternCache());
45:
46: private List<String> includes;
47: private List<String> excludes;
48:
49: private Map<String, List<String>> results = new TreeMap<String, List<String>>();
50:
51: public ClassMatcher(List<String> includes, List<String> excludes) {
52: this .includes = includes;
53: this .excludes = excludes;
54: }
55:
56: public Map<String, List<String>> getResults() {
57: return results;
58: }
59:
60: public void endClassfile(LoadEvent event) {
61: super .endClassfile(event);
62:
63: String className = event.getClassfile().getClassName();
64: String groupName = getCurrentGroup().getName();
65:
66: if (matches(className)) {
67: List<String> groups = results.get(className);
68: if (groups == null) {
69: groups = new LinkedList<String>();
70: results.put(className, groups);
71: }
72: groups.add(groupName);
73: }
74: }
75:
76: private boolean matches(String name) {
77: return matches(includes, name) && !matches(excludes, name);
78: }
79:
80: private boolean matches(List<String> regularExpressions, String name) {
81: boolean found = false;
82:
83: Iterator<String> i = regularExpressions.iterator();
84: while (!found && i.hasNext()) {
85: String condition = i.next();
86: found = perl.match(condition, name);
87: }
88:
89: return found;
90: }
91: }
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