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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.Enumeration;
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import java.util.HashSet;
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import java.util.Set;
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import java.util.StringTokenizer;
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import org.jbind.xml.base.AttributeOccurence;
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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.ProcessContentsType;
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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 ConstantResolver {
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public static FormType getFormType(String aString, IHasLocation aHasLocation) throws XmlException {
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FormType res = null;
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if ("qualified".equals(aString)) {
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res = FormType.QUALIFIED;
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} else if ("unqualified".equals(aString)) {
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res = FormType.UNQUALIFIED;
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} else {
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throw new XmlException(XmlMessages.unknownFormType(aString, aHasLocation));
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}
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return res;
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}
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public static Set getBlockTypes(String aString, IHasLocation aHasLocation) throws XmlException {
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Set res = new HashSet(11);
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if (null != aString) {
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if ("#all".equals(aString)) {
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res.add(BlockType.EXTENSION);
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res.add(BlockType.RESTRICTION);
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res.add(BlockType.SUBSTITUTION);
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} else {
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for (Enumeration e = new StringTokenizer(aString);
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e.hasMoreElements(); ) {
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String b = (String)e.nextElement();
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if ("extension".equals(b)) {
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res.add(BlockType.EXTENSION);
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} else if ("restriction".equals(b)) {
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res.add(BlockType.RESTRICTION);
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} else if ("substitution".equals(b)) {
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res.add(BlockType.SUBSTITUTION);
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} else {
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throw new XmlException(XmlMessages.unknownBlockType(b, aHasLocation));
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}
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}
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}
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}
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return res;
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}
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/**
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* Gets the final types encoded in the specified string.
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*
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* @param aString <i>(required)</i>. Either the string "#all" or
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* a string containing 0 or more of "extension", "restriction",
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* "list", or "union".
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* @param aHasLocation <i>(required)</i>. Used for the vioalation message
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* in case that an invalid string is supplied.
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* @param aViolations <i>(required)</i>.
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* @return <i>(required)</i>. A set of {@link FinalType FinalType}s.
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*/
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public static Set getFinalTypes(String aString, IHasLocation aHasLocation) throws XmlException {
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Set res = new HashSet(11);
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if ("#all".equals(aString)) {
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res.add(FinalType.EXTENSION);
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res.add(FinalType.RESTRICTION);
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res.add(FinalType.LIST);
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res.add(FinalType.UNION);
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} else {
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for (Enumeration e = new StringTokenizer(aString); e.hasMoreElements(); ) {
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String b = (String)e.nextElement();
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if ("extension".equals(b)) {
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res.add(FinalType.EXTENSION);
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} else if ("restriction".equals(b)) {
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res.add(FinalType.RESTRICTION);
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} else if ("list".equals(b)) {
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res.add(FinalType.LIST);
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} else if ("union".equals(b)) {
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res.add(FinalType.UNION);
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} else {
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throw new XmlException(XmlMessages.unknownFinalType(b, aHasLocation));
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}
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}
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}
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return res;
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}
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public static ProcessContentsType getProcessContents(String aString, IHasLocation aHasLocation) throws XmlException {
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ProcessContentsType res = null;
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if ("lax".equals(aString)) {
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res = ProcessContentsType.LAX;
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} else if ("skip".equals(aString)) {
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res = ProcessContentsType.SKIP;
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} else if ("strict".equals(aString)) {
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res = ProcessContentsType.STRICT;
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} else {
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throw new XmlException(XmlMessages.unknownProcessContents(aString, aHasLocation));
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}
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return res;
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}
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public static AttributeOccurence getOccurence(String aString, IHasLocation aHasLocation) throws XmlException {
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AttributeOccurence res = null;
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if ("optional".equals(aString)) {
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res = AttributeOccurence.OPTIONAL;
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} else if ("prohibited".equals(aString)) {
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res = AttributeOccurence.PROHIBITED;
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} else if ("required".equals(aString)) {
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res = AttributeOccurence.REQUIRED;
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} else {
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throw new XmlException(XmlMessages.unknownUseType(aString, aHasLocation));
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}
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return res;
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}
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private ConstantResolver() {}
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}
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