1 /* 2 * Copyright (c) 2005, 2006, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 package com.sun.org.apache.xerces.internal.impl; 27 28 import java.util.HashMap; 29 import javax.xml.stream.XMLInputFactory; 30 import javax.xml.stream.XMLOutputFactory; 31 import javax.xml.stream.XMLResolver; 32 33 import com.sun.xml.internal.stream.StaxEntityResolverWrapper; 34 35 /** 36 * This class manages different properties related to Stax specification and its implementation. 37 * This class constructor also takes itself (PropertyManager object) as parameter and initializes the 38 * object with the property taken from the object passed. 39 * 40 * @author Neeraj Bajaj, neeraj.bajaj@sun.com 41 * @author K.Venugopal@sun.com 42 * @author Sunitha Reddy, sunitha.reddy@sun.com 43 */ 44 45 public class PropertyManager { 46 47 48 public static final String STAX_NOTATIONS = "javax.xml.stream.notations"; 49 public static final String STAX_ENTITIES = "javax.xml.stream.entities"; 50 51 private static final String STRING_INTERNING = "http://xml.org/sax/features/string-interning"; 52 53 54 HashMap supportedProps = new HashMap(); 55 56 public static final int CONTEXT_READER = 1; 57 public static final int CONTEXT_WRITER = 2; 58 59 /** Creates a new instance of PropertyManager */ 60 public PropertyManager(int context) { 61 switch(context){ 62 case CONTEXT_READER:{ 63 initConfigurableReaderProperties(); 64 break; 65 } 66 case CONTEXT_WRITER:{ 67 initWriterProps(); 68 break; 69 } 70 } 71 } 72 73 /** 74 * Initialize this object with the properties taken from passed PropertyManager object. 75 */ 76 public PropertyManager(PropertyManager propertyManager){ 77 78 HashMap properties = propertyManager.getProperties(); 79 supportedProps.putAll(properties); 80 } 81 82 private HashMap getProperties(){ 83 return supportedProps ; 84 } 85 86 87 /** 88 * Important point: 89 * 1. We are not exposing Xerces namespace property. Application should configure namespace through 90 * Stax specific property. 91 * 92 */ 93 private void initConfigurableReaderProperties(){ 94 //spec default values 95 supportedProps.put(XMLInputFactory.IS_NAMESPACE_AWARE, Boolean.TRUE); 96 supportedProps.put(XMLInputFactory.IS_VALIDATING, Boolean.FALSE); 97 supportedProps.put(XMLInputFactory.IS_REPLACING_ENTITY_REFERENCES, Boolean.TRUE); 98 supportedProps.put(XMLInputFactory.IS_SUPPORTING_EXTERNAL_ENTITIES, Boolean.TRUE); 99 supportedProps.put(XMLInputFactory.IS_COALESCING, Boolean.FALSE); 100 supportedProps.put(XMLInputFactory.SUPPORT_DTD, Boolean.TRUE); 101 supportedProps.put(XMLInputFactory.REPORTER, null); 102 supportedProps.put(XMLInputFactory.RESOLVER, null); 103 supportedProps.put(XMLInputFactory.ALLOCATOR, null); 104 supportedProps.put(STAX_NOTATIONS,null ); 105 106 //zephyr (implementation) specific properties which can be set by the application. 107 //interning is always done 108 supportedProps.put(Constants.SAX_FEATURE_PREFIX + Constants.STRING_INTERNING_FEATURE , new Boolean(true)); 109 //recognizing java encoding names by default 110 supportedProps.put(Constants.XERCES_FEATURE_PREFIX + Constants.ALLOW_JAVA_ENCODINGS_FEATURE, new Boolean(true)) ; 111 //in stax mode, namespace declarations are not added as attributes 112 supportedProps.put(Constants.ADD_NAMESPACE_DECL_AS_ATTRIBUTE , Boolean.FALSE) ; 113 supportedProps.put(Constants.READER_IN_DEFINED_STATE, new Boolean(true)); 114 supportedProps.put(Constants.REUSE_INSTANCE, new Boolean(true)); 115 supportedProps.put(Constants.ZEPHYR_PROPERTY_PREFIX + Constants.STAX_REPORT_CDATA_EVENT , new Boolean(false)); 116 supportedProps.put(Constants.ZEPHYR_PROPERTY_PREFIX + Constants.IGNORE_EXTERNAL_DTD, Boolean.FALSE); 117 supportedProps.put(Constants.XERCES_FEATURE_PREFIX + Constants.WARN_ON_DUPLICATE_ATTDEF_FEATURE, new Boolean(false)); 118 supportedProps.put(Constants.XERCES_FEATURE_PREFIX + Constants.WARN_ON_DUPLICATE_ENTITYDEF_FEATURE, new Boolean(false)); 119 supportedProps.put(Constants.XERCES_FEATURE_PREFIX + Constants.WARN_ON_UNDECLARED_ELEMDEF_FEATURE, new Boolean(false)); 120 } 121 122 private void initWriterProps(){ 123 supportedProps.put(XMLOutputFactory.IS_REPAIRING_NAMESPACES , Boolean.FALSE); 124 //default value of escaping characters is 'true' 125 supportedProps.put(Constants.ESCAPE_CHARACTERS , Boolean.TRUE); 126 supportedProps.put(Constants.REUSE_INSTANCE, new Boolean(true)); 127 } 128 129 /** 130 * public void reset(){ 131 * supportedProps.clear() ; 132 * } 133 */ 134 public boolean containsProperty(String property){ 135 return supportedProps.containsKey(property) ; 136 } 137 138 public Object getProperty(String property){ 139 return supportedProps.get(property); 140 } 141 142 public void setProperty(String property, Object value){ 143 String equivalentProperty = null ; 144 if(property == XMLInputFactory.IS_NAMESPACE_AWARE || property.equals(XMLInputFactory.IS_NAMESPACE_AWARE)){ 145 equivalentProperty = Constants.XERCES_FEATURE_PREFIX + Constants.NAMESPACES_FEATURE ; 146 } 147 else if(property == XMLInputFactory.IS_VALIDATING || property.equals(XMLInputFactory.IS_VALIDATING)){ 148 if( (value instanceof Boolean) && ((Boolean)value).booleanValue()){ 149 throw new java.lang.IllegalArgumentException("true value of isValidating not supported") ; 150 } 151 } 152 else if(property == STRING_INTERNING || property.equals(STRING_INTERNING)){ 153 if( (value instanceof Boolean) && !((Boolean)value).booleanValue()){ 154 throw new java.lang.IllegalArgumentException("false value of " + STRING_INTERNING + "feature is not supported") ; 155 } 156 } 157 else if(property == XMLInputFactory.RESOLVER || property.equals(XMLInputFactory.RESOLVER)){ 158 //add internal stax property 159 supportedProps.put( Constants.XERCES_PROPERTY_PREFIX + Constants.STAX_ENTITY_RESOLVER_PROPERTY , new StaxEntityResolverWrapper((XMLResolver)value)) ; 160 } 161 supportedProps.put(property, value ) ; 162 if(equivalentProperty != null){ 163 supportedProps.put(equivalentProperty, value ) ; 164 } 165 } 166 167 public String toString(){ 168 return supportedProps.toString(); 169 } 170 171 }//PropertyManager