Source code: com/puppycrawl/tools/checkstyle/checks/usage/transmogrify/BaseScope.java
1
2 // Transmogrify License
3 //
4 // Copyright (c) 2001, ThoughtWorks, Inc.
5 // All rights reserved.
6 // Redistribution and use in source and binary forms, with or without
7 // modification, are permitted provided that the following conditions
8 // are met:
9 // - Redistributions of source code must retain the above copyright notice,
10 // this list of conditions and the following disclaimer.
11 // - Redistributions in binary form must reproduce the above copyright
12 // notice, this list of conditions and the following disclaimer in the
13 // documentation and/or other materials provided with the distribution.
14 // Neither the name of the ThoughtWorks, Inc. nor the names of its
15 // contributors may be used to endorse or promote products derived from this
16 // software without specific prior written permission.
17 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
18 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
19 // TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
20 // PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
21 // CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
22 // EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
23 // PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
24 // OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
25 // WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
26 // OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
27 // ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28
29 package com.puppycrawl.tools.checkstyle.checks.usage.transmogrify;
30
31 /**
32 * the bottom scope of the scope stack, contains some extra information
33 * to make resolution easier.
34 */
35
36
37
38 public class BaseScope extends DefaultScope {
39 private SymbolTable table;
40
41 public BaseScope( SymbolTable symbolTable ) {
42 super("~BASE~", null, null);
43 this.table = symbolTable;
44 }
45
46 public boolean isBaseScope() {
47 return true;
48 }
49
50 public void addDefinition(IPackage def) {
51 elements.put(def.getName(), def);
52 }
53
54 /**
55 * gets the package associated with a fully qualified name
56 *
57 * @param fullyQualifiedName the name of the package
58 *
59 * @return the package that was gotten
60 */
61 public IPackage getPackageDefinition(String fullyQualifiedName) {
62 return (IPackage)(table.getPackages().get(fullyQualifiedName));
63 }
64
65 public IClass getClassDefinition(String name) {
66 IClass result = null;
67
68 result = LiteralResolver.getDefinition(name);
69
70 if (result == null) {
71 int lastDot = name.lastIndexOf(".");
72 if (lastDot > 0) {
73 String packageName = name.substring(0, lastDot);
74 String className = name.substring(lastDot + 1);
75
76 IPackage pkg = getPackageDefinition(packageName);
77 if (pkg != null) {
78 result = pkg.getClass(className);
79 }
80 }
81 }
82
83 if (result == null) {
84 Class theClass = null;
85 try {
86 theClass = ClassManager.getClassLoader().loadClass(name);
87 result = new ExternalClass(theClass);
88 }
89 catch (ClassNotFoundException e) {
90 // no-op
91 }
92 }
93
94 return result;
95 }
96 }
97