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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.cmp;
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import java.util.ArrayList;
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import java.util.Collection;
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import java.util.Collections;
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import java.util.HashSet;
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import java.util.Iterator;
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import java.util.Set;
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import org.jbind.xml.base.BlockType;
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import org.jbind.xml.base.FinalType;
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import org.jbind.xml.base.IHasLocation;
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import org.jbind.xml.base.ISymbolspace;
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import org.jbind.xml.base.ISymbolspaces;
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import org.jbind.xml.base.WhiteSpaceProcessing;
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import org.jbind.xml.core.bridge.IDataImpl;
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import org.jbind.xml.core.cmp.IAttributesModel;
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import org.jbind.xml.core.cmp.IContentModel;
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import org.jbind.xml.core.cmp.ISourceInfo;
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import org.jbind.xml.core.constraint.ICheckContext;
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import org.jbind.xml.core.constraint.IConstraints;
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import org.jbind.xml.core.content.IAttrDesc;
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import org.jbind.xml.core.content.IElemDesc;
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import org.jbind.xml.core.data.IAnyTypeData;
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import org.jbind.xml.core.data.IDataCreator;
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import org.jbind.xml.core.type.IAnyType;
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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.constraint.LocalCheckContext;
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/**
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* Represents a type.
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*/
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public abstract class AbstractType extends Component implements IAnyType {
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/*
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* A type is ready to create data only <b>after</b> it has been validated, i.e.
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* its {@link #validate validate} method has been called.
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*/
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private IAnyType myBaseType = null;
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private String myRole = null;
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private Set myFinalTypes = null;
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private Set myBlockTypes = null;
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private boolean myIsAbstract;
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private WhiteSpaceProcessing myWhiteSpaceProcessing = WhiteSpaceProcessing.PRESERVE;
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private IContentModel myContentModel = null;
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private IAttributesModel myAttributesModel = null;
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private IConstraints myConstraints = null;
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private IDataCreator myDataCreator = null;
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private Collection myDirectSubtypes = null;
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public AbstractType(ISourceInfo aSourceInfo, String aNamespace, String aName, String aRole, Set aFinalTypes, Set aBlockTypes, boolean anIsAbstract) {
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super(aSourceInfo, aNamespace, aName);
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myRole = aRole;
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myFinalTypes = aFinalTypes;
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myBlockTypes = aBlockTypes;
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myIsAbstract = anIsAbstract;
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}
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public final IDataCreator getDataCreator() {
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return myDataCreator;
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}
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public final void setDataCreator(IDataCreator aCreator) {
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myDataCreator = aCreator;
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}
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public String getRoleName() {
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return myRole;
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}
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public void setBaseType(IAnyType aType) {
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assert null == myBaseType;
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myBaseType = aType;
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myBaseType.addDirectSubtype(this);
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}
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public IAnyType getBaseType() {
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return myBaseType;
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}
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public void addDirectSubtype(IAnyType aType) {
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if (null == myDirectSubtypes) {
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myDirectSubtypes = new ArrayList();
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}
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assert aType.getBaseType() == this;
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myDirectSubtypes.add(aType);
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}
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public Collection getDirectSubtypes() {
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return (null == myDirectSubtypes) ? Collections.EMPTY_LIST : myDirectSubtypes;
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}
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public Collection getSubtypes() {
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if (null == myDirectSubtypes) {
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return Collections.EMPTY_LIST;
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}
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Collection subtypes = new ArrayList();
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Collection directSubtypes = myDirectSubtypes;
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while (directSubtypes.size() > 0) {
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Collection tmp = new ArrayList();
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for (Iterator i = directSubtypes.iterator(); i.hasNext(); ) {
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IAnyType t = (IAnyType)i.next();
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subtypes.add(t);
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tmp.addAll(t.getDirectSubtypes());
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}
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directSubtypes = tmp;
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}
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return subtypes;
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}
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public boolean isBaseType(IAnyType aType) {
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boolean res = false;
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for (IAnyType t = (IAnyType)aType; !res && (t != null);
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t = t.getBaseType()) {
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res = this == t;
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}
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return res;
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}
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public boolean isAbstract() {
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return myIsAbstract;
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}
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public ISymbolspace getSymbolspace() {
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return ISymbolspaces.TYPE;
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}
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public boolean isActive(FinalType aFinalType) {
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return myFinalTypes.contains(aFinalType);
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}
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public boolean isActive(BlockType aBlockType) {
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return myBlockTypes.contains(aBlockType);
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}
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protected void addFinalType(FinalType aFinalType) {
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// The final types set may not support the add method. Therefore a new
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// hash set is created.
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myFinalTypes = new HashSet(myFinalTypes);
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myFinalTypes.add(aFinalType);
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}
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public final IAnyTypeData createData(IDataImpl anImpl) throws XmlException {
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IAnyTypeData res = createUncheckedData(anImpl);
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res.acceptImpl_();
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IConstraintViolations violations = XmlMessages.constraintViolations();
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LocalCheckContext context = new LocalCheckContext(res, violations);
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checkConstraints(context);
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if (!violations.isEmpty()) {
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throw new XmlException(violations);
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}
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return res;
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}
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public final IAnyTypeData createUncheckedData(IDataImpl anImpl) throws XmlException {
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IAnyTypeData res = createEmptyData(anImpl);
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res.setImpl_(anImpl);
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return res;
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}
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public final IAnyTypeData createEmptyData(IDataImpl anImpl) throws XmlException {
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if (isAbstract()) {
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throw new XmlException(XmlMessages.triedToInstantiateAbstractType(getGlobalRef(), anImpl));
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}
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return doCreateEmptyData(anImpl);
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}
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protected IAnyTypeData doCreateEmptyData(IDataImpl anImpl) throws XmlException {
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// This method is overloaded in the UnionType and RestrictedUnionType class
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IAnyTypeData res = myDataCreator.newData();
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// If this type is a union type then the created data object has already its
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// type being set.
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if (!isUnion()) {
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res.setType_(this);
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} else {
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if (null == res.getType_()) {// TODO
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System.out.println("xxx");
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}
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assert null != res.getType_();
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}
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return res;
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}
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protected abstract boolean isUnion();
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public final void checkConstraints(ICheckContext aContext) {
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getConstraints().checkConstraints(aContext);
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checkEnclosedConstraints(aContext);
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}
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public boolean canBeOverloadedBy(IAnyType aType) {
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return isBaseType(aType);
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}
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212
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public boolean isInstanceType(IAnyType aType) {
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return aType.isBaseType(this);
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}
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216
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public final IContentModel getContentModel() {
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return myContentModel;
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}
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220
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876
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public final void setContentModel(IContentModel aContentModel) {
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myContentModel = aContentModel;
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}
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224
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16535
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public final IAttributesModel getAttributesModel() {
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16535
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return myAttributesModel;
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}
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228
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876
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public final void setAttributesModel(IAttributesModel anAttributesModel) {
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myAttributesModel = anAttributesModel;
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}
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231
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232
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public final IConstraints getConstraints() {
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return myConstraints;
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}
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888
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public final void setConstraints(IConstraints aConstraints) {
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888
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myConstraints = aConstraints;
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}
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240
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723
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public void validate(IConstraintViolations aViolations) {
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assert null != myAttributesModel : "missing attributes model";
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assert null != myContentModel : "missing content model";
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723
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myAttributesModel.validate(aViolations);
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723
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myContentModel.validate(aViolations);
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}
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276
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public final boolean isExtension(IAnyType aType) {
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276
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boolean res = false;
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276
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if (aType.isBaseType(this)) {
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276
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for (IAnyType t = this; !res && (t != aType); t = t.getBaseType()) {
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res = t.isExtension();
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}
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}
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return res;
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}
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256
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257
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0
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public final boolean isRestriction(IAnyType aType) {
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boolean res = false;
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0
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if (aType.isBaseType(this)) {
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260
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0
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for (IAnyType t = this; !res && (t != aType); t = t.getBaseType()) {
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0
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res = !t.isExtension();
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262
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}
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}
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0
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return res;
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}
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266
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267
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1517
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public IAttrDesc getAttrDesc(String aNamespace, String aName, IHasLocation aHasLocation) throws XmlException {
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268
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1517
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return getAttributesModel().getAttrDesc(aNamespace, aName, aHasLocation);
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}
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270
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271
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6
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public final IElemDesc getElemDesc(String aNamespace, String aName) throws XmlException {
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272
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6
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return getContentModel().getElemDesc(aNamespace, aName);
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273
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}
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274
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275
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0
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public boolean isReference() {
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276
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0
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return false;
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277
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}
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278
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}
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