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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.element;
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import java.util.Iterator;
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import java.util.Map;
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import org.jbind.util.collection.FilterListIterator;
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import org.jbind.util.other.StrBuffer;
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import org.jbind.xml.base.IAttribute;
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import org.jbind.xml.base.IAttributes;
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import org.jbind.xml.base.ILocation;
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import org.jbind.xml.base.INamespaces;
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import org.jbind.xml.base.IQName;
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import org.jbind.xml.base.IRef;
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import org.jbind.xml.base.ISymbolspace;
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import org.jbind.xml.base.Ref;
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import org.jbind.xml.core.cmp.IAnnotation;
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import org.jbind.xml.core.cmp.IAppInfoVisitor;
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import org.jbind.xml.core.cmp.ISchema;
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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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import org.jbind.xml.schema.instantiation.IComponentJobHelper;
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import org.jbind.xml.schema.instantiation.IElemValHelper;
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public abstract class Element extends Parent implements IElement {
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private ILocation myLocation = null;
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/**
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* Maps prefixes to namespace uris.
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*/
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private Map myPrefixToNamespaceMapping = null;
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private IElement myParent = null;
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private IQName myQName = null;
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private IAttributes myAttributes = null;
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private ISchemaDocument mySchemaDocument = null;
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public Element(CreationParams aCreationParams) {
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myLocation = aCreationParams.myLocation;
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myParent = aCreationParams.myParent;
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myPrefixToNamespaceMapping = aCreationParams.myPrefixMappings;
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myQName = aCreationParams.myQName;
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mySchemaDocument = aCreationParams.mySchemaDocument;
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myAttributes = new Attributes();
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}
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public boolean isTopLevelComponent() {
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Object parent = getParent_();
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return (parent instanceof SchemaElement) || (parent instanceof Redefine) || (parent instanceof ModelGroupDeclaration);
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}
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public ISchemaDocument getSchemaDocument() {
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return mySchemaDocument;
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}
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public final IElement createChild(CreationParams aCreationParams, IConstraintViolations aViolations) throws XmlException {
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IElement res = null;
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try {
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res = doCreateChild(aCreationParams);
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if (null == res) {
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aViolations.add(XmlMessages.unexpectedElement(aCreationParams.myQName, aCreationParams.myLocation));
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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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if (null == res) {
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res = new GenericSchemaElement(aCreationParams);
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}
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return res;
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}
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public final void addAttribute(ACParams anACParams) throws XmlException {
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IAttribute a = doCreateAttribute(anACParams);
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if (null == a) {
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throw new XmlException(XmlMessages.unexpectedAttribute(anACParams.qName, this));
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} else {
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getAttributes().addAttribute(a);
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}
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}
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/**
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* Hook method to create an attribute.
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*
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* @param anACParams <i>(required)</i>.
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* @return <i>(optional)</i>. The created attribute.
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* @throws XmlException Thrown if the creation was not successful.
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*/
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protected IAttribute doCreateAttribute(ACParams anACParams) throws XmlException {
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return null;
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}
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/**
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* Hook method to create a child element.
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*
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* @param aCreationParams <i>(required)</i>.
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* @return <i>(optional)</i>. The created element.
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* @throws XmlException Raised if the creation was not successful.
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*/
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protected IElement doCreateChild(CreationParams aCreationParams) throws XmlException {
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return null;
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}
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public void validateElement(IElemValHelper aHelper, IConstraintViolations aViolations) {}
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protected SchemaElement getSchemaElement() {
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return getSchemaDocument().getSchemaElement();
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}
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protected String getTargetNamespace() {
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return getSchemaElement().getTargetNamespace();
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}
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protected Boolean getBoolean(String anAttributeName) {
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Boolean res = null;
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String s = getAttributes().getStringValue(anAttributeName);
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if (null != s) {
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res = new Boolean(s);
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}
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return res;
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}
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protected IRef createGlobalRef(IQName aQName, ISymbolspace aSymbolSpace) {
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IRef res = null;
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if (null != aQName) {
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res = new Ref(aQName.getNamespace(), aSymbolSpace, aQName.getLocalPart());
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}
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return res;
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}
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public IElement getSubElement(Class aClass, Object aMessage, IConstraintViolations aViolations) {
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IElement res = null;
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res = (IElement)getChildByClass(aClass, aMessage, aViolations);
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return res;
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}
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public Iterator iterChildrenByClass(final Class aClass) {
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return new FilterListIterator(iterChildren(), new FilterListIterator.Test() {
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public boolean test(Object anObject) {
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return aClass.isInstance(anObject);
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}
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});
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}
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public IElement getChildByClass(Class aClass, Object aMessage, IConstraintViolations aViolations) {
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IElement res = null;
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Iterator i = iterChildrenByClass(aClass);
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if (i.hasNext()) {
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res = (IElement)i.next();
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if (i.hasNext()) {
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aViolations.add(XmlMessages.childElementNotUnique(aMessage, this));
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}
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}
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return res;
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}
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public ISchema getSchema() {
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return getSchemaElement().getSchema();
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}
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public String getStringBindingAttribute(String aName) {
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IAttribute a = getBindingAttribute(aName);
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return (a != null) ? a.getStringValue() : null;
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}
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178
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public IAttribute getBindingAttribute(String aName) {
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IAttribute res = null;
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for (IElement e = this; (res == null) && (e != null);
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e = (IElement)e.getParent_()) {
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81707
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res = (IAttribute)e.getAttributes().getAttribute(INamespaces.JBIND, aName);
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183
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}
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return res;
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185
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}
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186
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187
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97
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public String getLocalStringBindingAttribute(String aName) {
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188
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97
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String res = null;
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189
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97
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IAttribute a = getLocalBindingAttribute(aName);
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190
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97
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if (a != null) {
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4
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res = a.getStringValue();
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192
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}
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193
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97
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return res;
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194
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}
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195
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196
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18106
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public IAttribute getLocalBindingAttribute(String aName) {
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197
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18106
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IAttribute res = (IAttribute)getAttributes().getAttribute(INamespaces.JBIND, aName);
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198
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18106
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return res;
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199
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}
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200
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201
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0
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public String getDefaultedLocalStringBindingAttribute(String aName) {
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202
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String res = null;
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203
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0
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IAttribute a = getDefaultedLocalBindingAttribute(aName);
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204
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0
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if (a != null) {
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205
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res = a.getStringValue();
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206
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}
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207
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0
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return res;
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208
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}
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209
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210
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6189
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public IAttribute getDefaultedLocalBindingAttribute(String aName) {
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211
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6189
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IAttribute res = getLocalBindingAttribute(aName);
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212
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6189
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if (null == res) {
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213
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6189
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res = getSchemaElement().getBindingAttribute(aName);
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214
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}
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215
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6189
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return res;
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216
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}
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217
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218
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0
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public IComponentJobHelper getParentHelper() {
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219
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0
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IComponentJobHelper res = null;
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220
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0
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for (IElement e = (IElement)getParent_(); e != null;
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221
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e = (IElement)e.getParent_()) {
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222
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0
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if (e instanceof IComponentJobHelper) {
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223
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0
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res = (IComponentJobHelper)e;
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224
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0
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break;
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225
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}
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226
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}
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227
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0
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return res;
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228
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}
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229
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230
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// method copied from base class
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231
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232
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93164
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public IElement getParent_() {
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233
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93164
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return myParent;
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234
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}
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235
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236
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0
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public void setParent_(IElement anElement) {
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237
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0
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myParent = anElement;
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238
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}
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239
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240
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0
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public String getNamespaceUri() {
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241
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0
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return myQName.getNamespace();
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242
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}
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243
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244
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0
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public String getPrefix() {
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245
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0
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return myQName.getPrefix();
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246
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}
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247
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248
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0
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public String getLocalName() {
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249
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0
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return myQName.getLocalPart();
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250
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}
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251
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252
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0
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public IQName getQName() {
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253
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0
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return myQName;
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254
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}
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255
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256
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113597
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public IAttributes getAttributes() {
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257
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113597
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return myAttributes;
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258
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}
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259
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260
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362
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public ILocation getLocation() {
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261
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362
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return myLocation;
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262
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}
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263
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264
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0
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public void setLocation(ILocation aLocation) {
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265
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0
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myLocation = aLocation;
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266
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}
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267
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268
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0
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protected String getNamespace(String aPrefix) {
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269
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0
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String uri = (String)myPrefixToNamespaceMapping.get(aPrefix);
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270
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0
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return uri;
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271
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}
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272
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273
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478
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public Map getPrefixToNamespaceMapping() {
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274
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478
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return myPrefixToNamespaceMapping;
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275
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}
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276
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277
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0
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public String toString() {
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278
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0
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StrBuffer sb = new StrBuffer();
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279
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0
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sb.append("<").append(myQName);
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280
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0
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for (Iterator i = getAttributes().iterAttributes(); i.hasNext(); ) {
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281
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0
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sb.append(' ').append(i.next());
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282
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}
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283
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0
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if (hasChildren()) {
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284
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0
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sb.append(">\n");
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285
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0
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for (Iterator i = iterChildren(); i.hasNext(); ) {
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286
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0
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i.next().toString();
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287
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}
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288
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0
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sb.append("</").append(myQName).append(">\n");
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289
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} else {
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290
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0
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sb.append("/>\n");
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291
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}
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292
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0
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return sb.toString();
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293
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}
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294
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295
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// method is overloaded in class Annotated
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296
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0
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public IAnnotation getAnnotation() {
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297
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0
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return null;
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298
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}
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299
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300
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0
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public void acceptAppInfoVisitor(IAppInfoVisitor aVisitor) {
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301
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0
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aVisitor.startVisitXmlElement(this);
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302
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0
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visitChildren(aVisitor);
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303
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0
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aVisitor.endVisitXmlEelement(this);
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304
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}
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305
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306
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}
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307
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