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| 30 day Evaluation Version distributed via the Maven Jar Repository. Clover is not free. You have 30 days to evaluate it. Please visit http://www.thecortex.net/clover to obtain a licensed version of Clover | |||||||||||||||||||
| Source file | Conditionals | Statements | Methods | TOTAL | |||||||||||||||
| CatalogHandler.java | 100% | 100% | 100% | 100% |
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/*
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* Copyright (C) The Spice Group. All rights reserved.
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*
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* This software is published under the terms of the Spice
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* Software License version 1.1, a copy of which has been included
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* with this distribution in the LICENSE.txt file.
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*/
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package org.codehaus.spice.configkit;
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import java.util.List;
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import org.xml.sax.Attributes;
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import org.xml.sax.SAXException;
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import org.xml.sax.helpers.DefaultHandler;
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/**
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* This is the SAX handler that creates a list of entitys. The handler verifies
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* that the correct version is specified in catalog tag and that the entity tag
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* has correct attributes specified. See {@link ResolverFactory} for a
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* description of xml format that is parsed.
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*
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* @author Peter Donald
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* @version $Revision: 1.1 $ $Date: 2003/12/03 03:19:28 $
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*/
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class CatalogHandler
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extends DefaultHandler
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{
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/** The list of entitys collected by handler. */
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private final List m_entitys;
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/**
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* Create handler that adds entitys to specified list.
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*
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* @param entitys the list to add entitys to
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*/
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CatalogHandler( final List entitys ) |
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{
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if( null == entitys ) |
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{
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throw new NullPointerException( "entitys" ); |
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} |
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m_entitys = entitys; |
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} |
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/**
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* Process an xml element.
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*
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* @param uri the uri of element (ignored)
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* @param localName the local name of element
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* @param qName the qualified name (with prefix)
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* @param attributes the attributes of element
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* @throws SAXException if unable to parse element
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*/
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public void startElement( final String uri, |
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final String localName, |
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final String qName, |
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final Attributes attributes ) |
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throws SAXException
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{
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if( "catalog".equals( qName ) ) |
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{
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final String version = attributes.getValue( "version" );
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if( null == version ) |
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{
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final String message = |
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"'version' attribute must be specified for catalog element.";
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throw new SAXException( message ); |
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} |
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else if( !"1.0".equals( version ) ) |
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{
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final String message = |
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"'version' attribute must have value of '1.0' for catalog element.";
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throw new SAXException( message ); |
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} |
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} |
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else if( "entity".equals( qName ) ) |
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{
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/*
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* <entity publicId=""-//PHOENIX/Mx Info DTD Version 1.0//EN""
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* systemId="http://jakarta.apache.org/phoenix/mxinfo_1_0.dtd"
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* resource="org/apache/avalon/phoenix/tools/mxinfo.dtd"/>
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*/
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final String publicId = attributes.getValue( "publicId" );
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final String systemId = attributes.getValue( "systemId" );
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final String resource = attributes.getValue( "resource" );
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if( null == publicId && null == systemId ) |
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{
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final String message = |
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"One of publicId or systemId attributes must be specified " +
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"for entity element.";
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throw new SAXException( message ); |
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} |
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if( null == resource ) |
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{
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final String message = |
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"resource attribute must be specified for entity element.";
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throw new SAXException( message ); |
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} |
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m_entitys.add( new EntityInfo( publicId, systemId, resource ) );
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} |
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else
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{
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final String message = "unknown element " + qName + "."; |
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throw new SAXException( message ); |
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} |
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} |
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} |
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