01: /* Copyright (C) 2004 - 2007 db4objects Inc. http://www.db4o.com
02:
03: This file is part of the db4o open source object database.
04:
05: db4o is free software; you can redistribute it and/or modify it under
06: the terms of version 2 of the GNU General Public License as published
07: by the Free Software Foundation and as clarified by db4objects' GPL
08: interpretation policy, available at
09: http://www.db4o.com/about/company/legalpolicies/gplinterpretation/
10: Alternatively you can write to db4objects, Inc., 1900 S Norfolk Street,
11: Suite 350, San Mateo, CA 94403, USA.
12:
13: db4o is distributed in the hope that it will be useful, but WITHOUT ANY
14: WARRANTY; without even the implied warranty of MERCHANTABILITY or
15: FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
16: for more details.
17:
18: You should have received a copy of the GNU General Public License along
19: with this program; if not, write to the Free Software Foundation, Inc.,
20: 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
21: package com.db4o.ta.instrumentation.ant;
22:
23: import java.util.*;
24:
25: import org.apache.tools.ant.*;
26: import org.apache.tools.ant.types.*;
27: import org.apache.tools.ant.util.regexp.*;
28:
29: import com.db4o.instrumentation.core.*;
30: import com.db4o.instrumentation.filter.*;
31: import com.db4o.ta.instrumentation.*;
32:
33: public class TAAntClassEditFactory extends ProjectComponent implements
34: ClassEditFactory {
35:
36: private final List _regExp = new ArrayList();
37: private final List _filters = new ArrayList();
38:
39: public RegularExpression createRegexp() {
40: RegularExpression regExp = new RegularExpression();
41: _regExp.add(regExp);
42: return regExp;
43: }
44:
45: public void add(ClassFilter classFilter) {
46: _filters.add(classFilter);
47: }
48:
49: public BloatClassEdit createEdit() {
50: final List filters = new ArrayList(2);
51: for (Iterator filterIter = _filters.iterator(); filterIter
52: .hasNext();) {
53: ClassFilter filter = (ClassFilter) filterIter.next();
54: filters.add(filter);
55: }
56: if (!_regExp.isEmpty()) {
57: Regexp[] regExp = new Regexp[_regExp.size()];
58: int idx = 0;
59: for (Iterator reIter = _regExp.iterator(); reIter.hasNext();) {
60: RegularExpression re = (RegularExpression) reIter
61: .next();
62: regExp[idx++] = re.getRegexp(getProject());
63: }
64: filters.add(new AntRegExpClassFilter(regExp));
65: }
66: ClassFilter filter = null;
67: switch (filters.size()) {
68: case 0:
69: filter = new AcceptAllClassesFilter();
70: break;
71: case 1:
72: filter = (ClassFilter) filters.get(0);
73: break;
74: default:
75: // TODO: belongs to CompositeClassFilter/ClassFilterBuilder/whatever
76: filter = new ClassFilter() {
77: public boolean accept(Class clazz) {
78: for (Iterator filterIter = filters.iterator(); filterIter
79: .hasNext();) {
80: ClassFilter curFilter = (ClassFilter) filterIter
81: .next();
82: if (curFilter.accept(clazz)) {
83: return true;
84: }
85: }
86: return false;
87: }
88: };
89: }
90: return new InjectTransparentActivationEdit(filter);
91: }
92:
93: }
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