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2  *
3  * Licensed to the Apache Software Foundation (ASF) under one
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5  * distributed with this work for additional information
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7  * to you under the Apache License, Version 2.0 (the
8  * "License"); you may not use this file except in compliance
9  * with the License.  You may obtain a copy of the License at
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11  *   http://www.apache.org/licenses/LICENSE-2.0
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14  * software distributed under the License is distributed on an
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16  * KIND, either express or implied.  See the License for the
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20  *************************************************************/
21 
22 
23 
24 package com.sun.star.lib.uno.typedesc;
25 
26 import com.sun.star.uno.ITypeDescription;
27 import com.sun.star.uno.TypeClass;
28 
29 final class MemberDescriptionHelper {
isUnsigned(ITypeDescription desc)30     public static boolean isUnsigned(ITypeDescription desc) {
31         switch (getElementTypeClass(desc).getValue()) {
32         case TypeClass.UNSIGNED_SHORT_value:
33         case TypeClass.UNSIGNED_LONG_value:
34         case TypeClass.UNSIGNED_HYPER_value:
35             return true;
36 
37         default:
38             return false;
39         }
40     }
41 
isAny(ITypeDescription desc)42     public static boolean isAny(ITypeDescription desc) {
43         return getElementTypeClass(desc) == TypeClass.ANY;
44     }
45 
isInterface(ITypeDescription desc)46     public static boolean isInterface(ITypeDescription desc) {
47         return getElementTypeClass(desc) == TypeClass.INTERFACE;
48     }
49 
getElementTypeClass(ITypeDescription desc)50     private static TypeClass getElementTypeClass(ITypeDescription desc) {
51         for (;; desc = desc.getComponentType()) {
52             TypeClass tc = desc.getTypeClass();
53             if (tc != TypeClass.SEQUENCE) {
54                 return tc;
55             }
56         }
57     }
58 
MemberDescriptionHelper()59     private MemberDescriptionHelper() {} // do not instantiate
60 }
61