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Java > Open Source Codes > com > sun > org > apache > xerces > internal > xs > XSIDCDefinition


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25  * if and wherever such third-party acknowledgments normally appear.
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57
58 package com.sun.org.apache.xerces.internal.xs;
59
60 /**
61  * This interface represents the Identity-constraint Definition schema
62  * component.
63  */

64 public interface XSIDCDefinition extends XSObject {
65     // Identity Constraints
66
/**
67      * See the definition of <code>key</code> in the identity-constraint
68      * category.
69      */

70     public static final short IC_KEY = 1;
71     /**
72      * See the definition of <code>keyref</code> in the identity-constraint
73      * category.
74      */

75     public static final short IC_KEYREF = 2;
76     /**
77      * See the definition of <code>unique</code> in the identity-constraint
78      * category.
79      */

80     public static final short IC_UNIQUE = 3;
81
82     /**
83      * [identity-constraint category]: one of key, keyref or unique.
84      */

85     public short getCategory();
86
87     /**
88      * [selector]: a restricted XPath 1.0 expression.
89      */

90     public String JavaDoc getSelectorStr();
91
92     /**
93      * [fields]: a non-empty list of restricted XPath 1.0 expressions.
94      */

95     public StringList getFieldStrs();
96
97     /**
98      * [referenced key]: required if [identity-constraint category] is keyref,
99      * <code>null</code> otherwise. An identity-constraint definition with [
100      * identity-constraint category] equal to key or unique.
101      */

102     public XSIDCDefinition getRefKey();
103
104     /**
105      * A set of [annotations] if it exists, otherwise an empty
106      * <code>XSObjectList</code>.
107      */

108     public XSObjectList getAnnotations();
109
110 }
111
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