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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.instance.data;
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import java.util.Collections;
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import java.util.Iterator;
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import java.util.ListIterator;
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import org.jbind.util.collection.FilterIterator;
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import org.jbind.util.collection.TransformingIterator;
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import org.jbind.xml.base.INamespaces;
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import org.jbind.xml.base.ISymbolspaces;
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import org.jbind.xml.base.Ref;
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import org.jbind.xml.core.base.ITextContentProvider;
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import org.jbind.xml.core.bridge.IAttributeImpl;
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import org.jbind.xml.core.bridge.IDataImpl;
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import org.jbind.xml.core.bridge.IElementImpl;
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import org.jbind.xml.core.bridge.IImplChild;
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import org.jbind.xml.core.bridge.IXPathMethod;
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import org.jbind.xml.core.content.IAttrDesc;
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import org.jbind.xml.core.content.IDataDesc;
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import org.jbind.xml.core.content.IDataRefOrDecl;
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import org.jbind.xml.core.content.IElemDesc;
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import org.jbind.xml.core.content.IElemRefOrDecl;
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import org.jbind.xml.core.data.IAnyTypeData;
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import org.jbind.xml.core.data.IComplexData;
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import org.jbind.xml.core.data.IDataVisitor;
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import org.jbind.xml.core.data.ISimpleData;
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import org.jbind.xml.core.type.IAnyType;
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import org.jbind.xml.msg.XmlException;
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import org.jbind.xml.msg.XmlMessages;
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/**
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* Base class for data objects.
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*/
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public abstract class AbstractData implements IAnyTypeData {
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private IDataRefOrDecl myMatchedAttrOrElem = null;
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private IAnyType myType = null;
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private IDataImpl myImpl = null;
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private IReferencedData myReferencedData = null;
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private ISimpleData myFixed = null;
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private IDataDesc myDataDesc = null;
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private IElemRefOrDecl mySubstitutionHead = null;
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public IDataDesc getDataDesc_() {
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return myDataDesc;
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}
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public void setDataDesc_(IDataDesc aDataDesc) {
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myDataDesc = aDataDesc;
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}
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public IElemRefOrDecl getSubstitutionHead_() {
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return mySubstitutionHead;
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}
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public void setSubstitutionHead_(IElemRefOrDecl aDecl) {
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mySubstitutionHead = aDecl;
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}
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protected ISimpleData getFixed_() {
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return (null != myDataDesc) ? myDataDesc.getFixed() : null;
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}
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public IAnyType getType_() {
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return myType;
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}
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public void setType_(IAnyType aType) {
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myType = aType;
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}
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public IDataImpl getImpl_() {
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return myImpl;
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}
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public final void setImpl_(IDataImpl anImpl) {
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myImpl = anImpl;
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}
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public IAnyTypeData getAttribute_(String aNamespace, String aName) {
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assert null != aNamespace : "namespace must not be null";
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assert null != aName : "name must not be null";
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return getImpl_().getAttributeData(aNamespace, aName);
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}
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public Iterator iterAttributes_(String aNamespace, String aName) {
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return ((IDataImpl)getImpl_()).iterAttributes(aNamespace, aName);
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}
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public final boolean isDefault_() {
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return getImpl_().isDefault();
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}
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public final boolean isNil_() {
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return getImpl_().isNil();
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}
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public final void accept_(IDataVisitor aVisitor) {
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doAcceptStarts_(aVisitor);
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for (Iterator i = iterElements_(null, null); i.hasNext(); ) {
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IAnyTypeData d = (IAnyTypeData)i.next();
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d.accept_(aVisitor);
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}
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doAcceptEnds_(aVisitor);
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}
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protected abstract void doAcceptStarts_(IDataVisitor aVisitor);
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protected abstract void doAcceptEnds_(IDataVisitor aVisitor);
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public void addReferencedData_(String aKey, IAnyTypeData aData) {
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if (null == myReferencedData) {
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myReferencedData = new ReferencedData();
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}
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myReferencedData.add(aKey, aData);
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}
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protected ListIterator iterReferencedData_(String aKey) {
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ListIterator res = null;
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if (null != myReferencedData) {
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res = myReferencedData.iter(aKey);
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} else {
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res = Collections.EMPTY_LIST.listIterator();
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}
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return res;
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}
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public ListIterator iterElements_(String aNamespace, String aName) {
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return getImpl_().iterElementData(aNamespace, aName);
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}
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public IComplexData getParent_() {
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IImplChild child = (IImplChild)getImpl_();
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IElementImpl parent = (IElementImpl)child.getParentImpl();
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return (IComplexData)parent.getData();
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}
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/**
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* Creates unchecked data objects for attributes. This method is used by the
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* generated data classes when an attribute is assigned a value.
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* The assignement uses an unchecked data object into which an (already exisiting)
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* simple storage value is set. By this procedure it is avoided that the assigned
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* value is ever transformed into a string. This would be the case if the
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* data object would be created using the {@link IAnyType#createData createData}
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* method.
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* <p>
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* The supplied text content provider is used only if the textual content of
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* the assigned value is really needed in the creation of the data object.
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* This happens if a data object of a union type is created because an intelligent
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* guess is made about which member type of the union to choose.
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*
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* @param aNamespace <i>(required)</i>.
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* @param aName <i>(required)</i>.
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* @param aTextContentProvider <i>(required)</i>.
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*/
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protected IAnyTypeData createUncheckedAttributeData_(String aNamespace, String aName, ITextContentProvider aProvider) throws XmlException {
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IAttrDesc desc = getType_().getAttrDesc(aNamespace, aName, null);
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IAttributeImpl impl = ((IElementImpl)getImpl_()).addAttribute(aNamespace, aName, aProvider, false, null);
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IAnyTypeData res = desc.createUncheckedData(impl, null);
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impl.setData(res);
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return res;
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}
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public IAnyTypeData setAttribute_(String aNamespace, String aName, IAnyType anOverloadingType, String aTextContent) throws XmlException {
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IAttrDesc desc = getType_().getAttributesModel().getAttrDesc(aNamespace, aName, null);
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IAttributeImpl impl = ((IElementImpl)getImpl_()).addAttribute(aNamespace, aName, aTextContent, false, null);
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IAnyTypeData res = desc.createData(impl, anOverloadingType);
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impl.setData(res);
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return res;
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}
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protected void removeAttributeData_(String aNamespace, String aName) throws XmlException {
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((IElementImpl)getImpl_()).removeAttribute(aNamespace, aName);
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}
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public IAnyTypeData createElement_(String aNamespace, String aName, IAnyType anOverloadingType, final String aTextContent) throws XmlException {
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ITextContentProvider p = null;
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if (null != aTextContent) {
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p = new ITextContentProvider() {
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public String getTextContent_() {
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return aTextContent;
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}
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};
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}
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return newElementData_(aNamespace, aName, anOverloadingType, p);
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}
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public IAnyTypeData createElement_(IElemRefOrDecl anElemRefOrDecl, IAnyType anOverloadingType, final String aTextContent) throws XmlException {
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assert null != anElemRefOrDecl;
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0
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ITextContentProvider p = null;
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0
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if (null != aTextContent) {
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p = new ITextContentProvider() {
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public String getTextContent_() {
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return aTextContent;
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}
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206
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};
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}
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0
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IElementImpl impl = ((IElementImpl)getImpl_()).addElement(anElemRefOrDecl.getNamespace(), anElemRefOrDecl.getName());
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impl.setTextContent(p);
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210
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0
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IAnyTypeData res = anElemRefOrDecl.createUncheckedData(impl, anOverloadingType);
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211
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0
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impl.setData(res);
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212
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0
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setOverloadingTypeAttribute(impl, anOverloadingType);
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213
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0
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return res;
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}
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215
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216
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6
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protected IAnyTypeData newElementData_(String aNamespace, String aName, IAnyType anOverloadingType, ITextContentProvider aProvider) throws XmlException {
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217
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6
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IElementImpl impl = ((IElementImpl)getImpl_()).addElement(aNamespace, aName);
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218
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6
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impl.setTextContent(aProvider);
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219
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6
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IElemDesc desc = (IElemRefOrDecl)getType_().getElemDesc(aNamespace, aName);
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220
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6
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if (null == desc) {
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221
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0
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search:
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222
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{
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223
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0
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for (Iterator i = getType_().getContentModel().iterElements();
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224
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0
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i.hasNext(); ) {
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225
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0
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IElemRefOrDecl erd = (IElemRefOrDecl)i.next();
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226
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0
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for (Iterator j = erd.iterSubstitutes(); j.hasNext(); ) {
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227
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0
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IElemRefOrDecl e = (IElemRefOrDecl)j.next();
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228
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0
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if (aNamespace.equals(e.getNamespace()) && aName.equals(e.getName())) {
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229
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0
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desc = e;
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230
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0
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break search;
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231
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}
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232
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}
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233
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}
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234
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}
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235
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0
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if (null == desc) {
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236
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0
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Ref ref = new Ref(aNamespace, ISymbolspaces.ELEMENT, aName);
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237
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0
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throw new XmlException(XmlMessages.unexpectedElement(ref, null));
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238
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}
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239
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}
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240
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6
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IAnyTypeData res = desc.createUncheckedData(impl, anOverloadingType);
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241
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6
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impl.setData(res);
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242
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6
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setOverloadingTypeAttribute(impl, anOverloadingType);
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243
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6
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return res;
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244
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}
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245
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246
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6
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private void setOverloadingTypeAttribute(IElementImpl anImpl, IAnyType anOverloadingType) {
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247
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//
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248
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// Add an attribute for the overloading type.
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249
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//
|
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250
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6
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if (null != anOverloadingType) {
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251
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0
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String xsiPrefix = anImpl.getPrefixForNamespace(INamespaces.XML_SCHEMA_INSTANCE, true);
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252
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0
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String xsiTypeAttrQName = null;
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253
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0
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if ("".equals(xsiPrefix)) {
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254
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0
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xsiTypeAttrQName = "type";
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255
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} else {
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256
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0
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xsiTypeAttrQName = xsiPrefix + ":type";
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257
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}
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258
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0
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String typePrefix = anImpl.getPrefixForNamespace(anOverloadingType.getGlobalRef().getNamespace(), true);
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259
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0
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String typeQName = null;
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260
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0
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if ("".equals(typePrefix)) {
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261
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0
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typeQName = anOverloadingType.getGlobalRef().getLocalPart();
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262
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} else {
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263
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0
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typeQName = typePrefix + ":" + anOverloadingType.getGlobalRef().getLocalPart();
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264
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}
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265
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0
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anImpl.addAttribute(INamespaces.XML_SCHEMA_INSTANCE, xsiTypeAttrQName, typeQName, true, null);
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266
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}
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|
267
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}
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268
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269
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3
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protected Iterator selectByXPath_(String anXPathMethodName) throws XmlException {
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|
270
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3
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IXPathMethod m = (IXPathMethod)getType_().getXPathMethods().get(anXPathMethodName);
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271
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3
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return new TransformingIterator(new FilterIterator(m.getXPath().select((IDataImpl)getImpl_()), new FilterIterator.ICondition() {
|
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272
|
9
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public boolean evaluate(Object anObject) {
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273
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9
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return (anObject != null) && (anObject instanceof IDataImpl) && (null != ((IDataImpl)anObject).getData());
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274
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}
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275
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}), new TransformingIterator.ITransformation() {
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276
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9
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public Object transform(Object anObject) {
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277
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// TODO remove
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278
|
9
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if (anObject == null) {
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279
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0
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System.err.println("anObject was null !!!!!!!!!!!!!!!!!11");
|
|
280
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}
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281
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9
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return ((IDataImpl)anObject).getData();
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282
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}
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|
283
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});
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284
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}
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285
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286
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1
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protected IAnyTypeData fetchByXPath_(String anXPathMethodName) throws XmlException {
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287
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1
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IAnyTypeData res = null;
|
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288
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1
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Iterator i = selectByXPath_(anXPathMethodName);
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|
289
|
1
|
if (i.hasNext()) {
|
|
290
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1
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res = (IAnyTypeData)i.next();
|
|
291
|
1
|
if (i.hasNext()) {
|
|
292
|
0
|
IXPathMethod m = (IXPathMethod)getType_().getXPathMethods().get(anXPathMethodName);
|
|
293
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0
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throw new XmlException(XmlMessages.xPathSelectedMoreThanOneNode(anXPathMethodName, m.getXPath().asString(), getImpl_()));
|
|
294
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|
}
|
|
295
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|
}
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|
296
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1
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return res;
|
|
297
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|
}
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|
298
|
|
|
|
299
|
1
|
protected boolean testByXPath_(String anXPathMethodName) throws XmlException {
|
|
300
|
1
|
IXPathMethod m = (IXPathMethod)getType_().getXPathMethods().get(anXPathMethodName);
|
|
301
|
1
|
return m.getXPath().test((IDataImpl)getImpl_());
|
|
302
|
|
}
|
|
303
|
|
|
|
304
|
1
|
protected double numberByXPath_(String anXPathMethodName) throws XmlException {
|
|
305
|
1
|
IXPathMethod m = (IXPathMethod)getType_().getXPathMethods().get(anXPathMethodName);
|
|
306
|
1
|
return m.getXPath().number((IDataImpl)getImpl_());
|
|
307
|
|
}
|
|
308
|
|
|
|
309
|
1
|
protected String stringByXPath_(String anXPathMethodName) throws XmlException {
|
|
310
|
1
|
IXPathMethod m = (IXPathMethod)getType_().getXPathMethods().get(anXPathMethodName);
|
|
311
|
1
|
return m.getXPath().string((IDataImpl)getImpl_());
|
|
312
|
|
}
|
|
313
|
|
|
|
314
|
363
|
public final boolean equals(Object anObject) {
|
|
315
|
363
|
if (!(anObject instanceof IAnyTypeData)) {
|
|
316
|
0
|
return false;
|
|
317
|
|
}
|
|
318
|
363
|
IAnyTypeData data2 = (IAnyTypeData)anObject;
|
|
319
|
363
|
if (getType_().isSimple() && !getType_().isComplex() && data2.getType_().isSimple() && !data2.getType_().isComplex()) {
|
|
320
|
362
|
return ((ISimpleData)this).simpleStorageValueEquals((ISimpleData)anObject);
|
|
321
|
|
} else {
|
|
322
|
1
|
return this == anObject;
|
|
323
|
|
}
|
|
324
|
|
}
|
|
325
|
|
|
|
326
|
1083
|
public final int hashCode() {
|
|
327
|
1083
|
int hc;
|
|
328
|
1083
|
if (getType_().isComplex()) {
|
|
329
|
0
|
hc = super.hashCode();
|
|
330
|
|
} else {
|
|
331
|
1083
|
hc = ((ISimpleData)this).simpleStorageValueHashCode();
|
|
332
|
|
}
|
|
333
|
1083
|
return hc;
|
|
334
|
|
}
|
|
335
|
|
|
|
336
|
|
}
|
|
337
|
|
|
