1 /* 2 * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 package com.sun.xml.internal.xsom.impl; 27 28 import com.sun.xml.internal.xsom.XSElementDecl; 29 import com.sun.xml.internal.xsom.XSIdentityConstraint; 30 import com.sun.xml.internal.xsom.XSXPath; 31 import com.sun.xml.internal.xsom.impl.parser.SchemaDocumentImpl; 32 import com.sun.xml.internal.xsom.visitor.XSFunction; 33 import com.sun.xml.internal.xsom.visitor.XSVisitor; 34 import org.xml.sax.Locator; 35 36 import java.util.Collections; 37 import java.util.List; 38 39 /** 40 * {@link XSIdentityConstraint} implementation. 41 * 42 * @author Kohsuke Kawaguchi 43 */ 44 public class IdentityConstraintImpl extends ComponentImpl implements XSIdentityConstraint, Ref.IdentityConstraint { 45 46 private XSElementDecl parent; 47 private final short category; 48 private final String name; 49 private final XSXPath selector; 50 private final List<XSXPath> fields; 51 private final Ref.IdentityConstraint refer; 52 53 public IdentityConstraintImpl(SchemaDocumentImpl _owner, AnnotationImpl _annon, Locator _loc, 54 ForeignAttributesImpl fa, short category, String name, XPathImpl selector, 55 List<XPathImpl> fields, Ref.IdentityConstraint refer) { 56 57 super(_owner, _annon, _loc, fa); 58 this.category = category; 59 this.name = name; 60 this.selector = selector; 61 selector.setParent(this); 62 this.fields = Collections.unmodifiableList((List<? extends XSXPath>)fields); 63 for( XPathImpl xp : fields ) 64 xp.setParent(this); 65 this.refer = refer; 66 } 67 68 69 public void visit(XSVisitor visitor) { 70 visitor.identityConstraint(this); 71 } 72 73 public <T> T apply(XSFunction<T> function) { 74 return function.identityConstraint(this); 75 } 76 77 public void setParent(ElementDecl parent) { 78 this.parent = parent; 79 parent.getOwnerSchema().addIdentityConstraint(this); 80 } 81 82 public XSElementDecl getParent() { 83 return parent; 84 } 85 86 public String getName() { 87 return name; 88 } 89 90 public String getTargetNamespace() { 91 return getParent().getTargetNamespace(); 92 } 93 94 public short getCategory() { 95 return category; 96 } 97 98 public XSXPath getSelector() { 99 return selector; 100 } 101 102 public List<XSXPath> getFields() { 103 return fields; 104 } 105 106 public XSIdentityConstraint getReferencedKey() { 107 if(category==KEYREF) 108 return refer.get(); 109 else 110 throw new IllegalStateException("not a keyref"); 111 } 112 113 public XSIdentityConstraint get() { 114 return this; 115 } 116 }