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Java > Open Source Codes > org > apache > beehive > netui > compiler > grammar > RolesAllowedType


1 /*
2  * Copyright 2004 The Apache Software Foundation.
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  * http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  *
16  * $Header:$
17  */
18 package org.apache.beehive.netui.compiler.grammar;
19
20 import org.apache.beehive.netui.compiler.AnnotationMemberType;
21 import org.apache.beehive.netui.compiler.AnnotationGrammar;
22 import org.apache.beehive.netui.compiler.CompilerUtils;
23 import org.apache.beehive.netui.compiler.typesystem.declaration.AnnotationTypeElementDeclaration;
24 import org.apache.beehive.netui.compiler.typesystem.declaration.AnnotationValue;
25 import org.apache.beehive.netui.compiler.typesystem.declaration.AnnotationInstance;
26 import org.apache.beehive.netui.compiler.typesystem.declaration.MemberDeclaration;
27
28
29 /**
30  * String type that ensures a peer loginRequired attribute is not set to false.
31  */
32 public class RolesAllowedType
33         extends AnnotationMemberType
34 {
35     public RolesAllowedType( AnnotationGrammar parentGrammar )
36     {
37         super( null, parentGrammar );
38     }
39
40     
41     public Object JavaDoc onCheck( AnnotationTypeElementDeclaration valueDecl, AnnotationValue member,
42                            AnnotationInstance[] parentAnnotations, MemberDeclaration classMember,
43                            int annotationArrayIndex )
44     {
45         AnnotationInstance parentAnnotation = parentAnnotations[ parentAnnotations.length - 1 ];
46         Boolean JavaDoc loginRequired = CompilerUtils.getBoolean( parentAnnotation, LOGIN_REQUIRED_ATTR, true );
47         
48         if ( loginRequired != null && ! loginRequired.booleanValue() )
49         {
50             addError( member, "error.roles-with-no-login-required" );
51         }
52         
53         return null;
54     }
55 }
56
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