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/*
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* JBind
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*
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* Copyright (c) by Stefan Wachter. All rights reserved.
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*
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* Usage, modification, and redistribution is subject to license terms that are
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* available at 'http://www.jbind.org'. The JBind license is like the
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* 'Apache Software License V 1.1'.
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*/
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package org.jbind.xml.schema.constraint;
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import java.util.Iterator;
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import org.jbind.xml.core.base.IKey;
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import org.jbind.xml.core.base.IKeyStore;
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import org.jbind.xml.core.bridge.IDataImpl;
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import org.jbind.xml.core.cmp.ISourceInfo;
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import org.jbind.xml.core.constraint.ConstraintType;
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import org.jbind.xml.core.constraint.IElementInstanceConstraint;
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import org.jbind.xml.core.constraint.IElementKeyRefConstraint;
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import org.jbind.xml.core.data.IAnyTypeData;
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import org.jbind.xml.core.data.IDataContext;
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import org.jbind.xml.msg.IConstraintViolations;
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import org.jbind.xml.msg.XmlException;
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import org.jbind.xml.msg.XmlMessages;
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public class ElementKeyRefConstraint extends ElementIdentityConstraint implements IElementKeyRefConstraint {
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private IElementInstanceConstraint myRefer = null;
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public ElementKeyRefConstraint(ISourceInfo aSourceInfo, String aNamespace, String aName) {
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super(aSourceInfo, aNamespace, aName);
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}
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public void globalCheck(IDataContext aContext, IAnyTypeData aData, IAnyTypeData anEnclosingData, IConstraintViolations aViolations) {}
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public void checkElementKeys(IKeyStore anElementKeys, IAnyTypeData aData, IConstraintViolations aViolations) {
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try {
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for (Iterator i = select(aData); i.hasNext(); ) {
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IDataImpl d = (IDataImpl)i.next();
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IKey key = createKey(d, true, aViolations);
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if (null != key) {
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if (!anElementKeys.contains(myRefer.getGlobalRef(), key)) {
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if (anElementKeys.isAmbiguous(myRefer.getGlobalRef(), key)) {
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aViolations.add(XmlMessages.ambiguousReference(myRefer.getGlobalRef(), key, aData.getImpl_()));
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} else {
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aViolations.add(XmlMessages.unresolvedReference(myRefer.getGlobalRef(), key, aData.getImpl_()));
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}
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}
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}
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}
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} catch (XmlException e) {
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aViolations.add(e.getXmlMessage());
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}
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}
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public ConstraintType getConstraintType() {
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return ConstraintType.ELEMENT_KEY_REF;
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}
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public void setRefer(IElementInstanceConstraint aConstraint) {
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myRefer = aConstraint;
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}
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public boolean isSingleNotMultipleReference() {
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return getSelector().selectsZeroOrOneNode();
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}
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}
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