| /* |
| * The Apache Software License, Version 1.1 |
| * |
| * |
| * Copyright (c) 1999, 2000 The Apache Software Foundation. All rights |
| * reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in |
| * the documentation and/or other materials provided with the |
| * distribution. |
| * |
| * 3. The end-user documentation included with the redistribution, |
| * if any, must include the following acknowledgment: |
| * "This product includes software developed by the |
| * Apache Software Foundation (http://www.apache.org/)." |
| * Alternately, this acknowledgment may appear in the software itself, |
| * if and wherever such third-party acknowledgments normally appear. |
| * |
| * 4. The names "Xerces" and "Apache Software Foundation" must |
| * not be used to endorse or promote products derived from this |
| * software without prior written permission. For written |
| * permission, please contact apache@apache.org. |
| * |
| * 5. Products derived from this software may not be called "Apache", |
| * nor may "Apache" appear in their name, without prior written |
| * permission of the Apache Software Foundation. |
| * |
| * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED |
| * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR |
| * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF |
| * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
| * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
| * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT |
| * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| * SUCH DAMAGE. |
| * ==================================================================== |
| * |
| * This software consists of voluntary contributions made by many |
| * individuals on behalf of the Apache Software Foundation and was |
| * originally based on software copyright (c) 1999, International |
| * Business Machines, Inc., http://www.apache.org. For more |
| * information on the Apache Software Foundation, please see |
| * <http://www.apache.org/>. |
| */ |
| |
| package org.apache.xerces.impl.dv.dtd; |
| |
| import java.util.Enumeration; |
| import java.util.Hashtable; |
| import java.util.Locale; |
| import java.util.StringTokenizer; |
| |
| |
| import org.apache.xerces.impl.dtd.XMLEntityDecl; |
| import org.apache.xerces.impl.dtd.Grammar; |
| |
| |
| /** |
| * <P>ENTITYDatatypeValidator implements the |
| * DatattypeValidator interface. |
| * This validator embodies the ENTITY attribute type |
| * from XML1.0 recommendation. |
| * The Value space of ENTITY is the set of all strings |
| * that match the NCName production and have been |
| * declared as an unparsed entity in a document |
| * type definition. |
| * The Lexical space of Entity is the set of all |
| * strings that match the NCName production. |
| * The value space of ENTITY is scoped to a specific |
| * instance document.</P> |
| * <P>This is a statefull datatype validator and it |
| * needs access to a valid Grammar structure to being |
| * able to validate entities.</P> |
| * |
| * @author Jeffrey Rodriguez- |
| * @version $Id$ |
| * @see org.apache.xerces.impl.dtd.Grammar |
| * @see org.apache.xerces.impl.dtd.DTDGrammar |
| * @see org.apache.xerces.impl.xs.SchemaGrammar |
| */ |
| public class ENTITYDatatypeValidator extends AbstractDatatypeValidator |
| implements StatefullDatatypeValidator { |
| private DatatypeValidator fBaseValidator = null; |
| private Grammar fGrammar = null; |
| private XMLEntityDecl fEntityDecl = new XMLEntityDecl(); |
| |
| public ENTITYDatatypeValidator () throws InvalidDatatypeFacetException { |
| this( null, null, false ); // Native, No Facets defined, Restriction |
| } |
| |
| public ENTITYDatatypeValidator ( DatatypeValidator base, Hashtable facets, |
| boolean derivedByList ) throws InvalidDatatypeFacetException { |
| setBasetype( base ); // Set base type |
| } |
| |
| |
| /** |
| * <P>Checks that "content" string is valid |
| * datatype. |
| * If invalid a Datatype validation exception is thrown.</P> |
| * <P>The following constrain is checked: |
| * ENTITY values must match an unparsed entity |
| * name that is declared in the schema.</P> |
| * |
| * @param content A string containing the content to be validated |
| * @param state |
| * @exception throws InvalidDatatypeException if the content is |
| * invalid according to the rules for the validators |
| * @exception InvalidDatatypeValueException |
| * @see InvalidDatatypeValueException |
| */ |
| public void validate(String content, Object state ) throws InvalidDatatypeValueException{ |
| int entityDeclIndex = -1; |
| if (fGrammar == null) { |
| InvalidDatatypeValueException error = |
| new InvalidDatatypeValueException();//Need Message |
| error.setKeyIntoReporter( "ENTITYFailedInitializeGrammar"); |
| throw error; |
| } |
| |
| fEntityDecl.clear();//Reset Entity Decl struct |
| |
| entityDeclIndex = fGrammar.getEntityDeclIndex( content ); |
| |
| if (entityDeclIndex > -1) { |
| fGrammar.getEntityDecl( entityDeclIndex, fEntityDecl ); |
| if (fEntityDecl.notation == null) {// not unparsed entity |
| InvalidDatatypeValueException error = |
| new InvalidDatatypeValueException( content ); |
| error.setKeyIntoReporter( "ENTITYNotUnparsed" ); |
| throw error; |
| } |
| } else { |
| InvalidDatatypeValueException error = |
| new InvalidDatatypeValueException( content ); |
| error.setKeyIntoReporter( "ENTITYNotValid" ); |
| throw error; |
| } |
| } |
| |
| /** |
| * A no-op method in this Datatype |
| */ |
| public void validate(){ |
| } |
| |
| |
| |
| /** |
| * <P>Initializes internal Grammar reference |
| * This method is unique to ENTITYDatatypeValidator.</P> |
| * <P>This method should be called before calling the |
| * validate method</P> |
| * |
| * @param grammar |
| */ |
| public void initialize( Object grammar ) { |
| //System.out.println("ENTITYDatatypeValidator initialized" ); |
| fGrammar = (Grammar) grammar; |
| //System.out.println("grammar = " + fGrammar ); |
| } |
| |
| /** |
| * REVISIT |
| * Compares two Datatype for order |
| * |
| * @return |
| */ |
| public int compare( String content1, String content2) { |
| return -1; |
| } |
| |
| public Hashtable getFacets() { |
| return null; |
| } |
| |
| // Private methods start here |
| |
| /** |
| * Returns a copy of this object. |
| */ |
| public Object clone() throws CloneNotSupportedException { |
| throw new CloneNotSupportedException("clone() is not supported in "+this.getClass().getName()); |
| } |
| |
| |
| /** |
| * A no-op method in this validator |
| */ |
| public Object getInternalStateInformation() { |
| return null; |
| } |
| |
| /** |
| * |
| * @param base the validator for this type's base type |
| */ |
| private void setBasetype(DatatypeValidator base) { |
| fBaseValidator = base; |
| } |
| |
| |
| |
| } |