aoqi@0: /*
aoqi@0:  * Copyright (c) 2004, 2013, Oracle and/or its affiliates. All rights reserved.
aoqi@0:  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
aoqi@0:  *
aoqi@0:  * This code is free software; you can redistribute it and/or modify it
aoqi@0:  * under the terms of the GNU General Public License version 2 only, as
aoqi@0:  * published by the Free Software Foundation.  Oracle designates this
aoqi@0:  * particular file as subject to the "Classpath" exception as provided
aoqi@0:  * by Oracle in the LICENSE file that accompanied this code.
aoqi@0:  *
aoqi@0:  * This code is distributed in the hope that it will be useful, but WITHOUT
aoqi@0:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
aoqi@0:  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
aoqi@0:  * version 2 for more details (a copy is included in the LICENSE file that
aoqi@0:  * accompanied this code).
aoqi@0:  *
aoqi@0:  * You should have received a copy of the GNU General Public License version
aoqi@0:  * 2 along with this work; if not, write to the Free Software Foundation,
aoqi@0:  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
aoqi@0:  *
aoqi@0:  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
aoqi@0:  * or visit www.oracle.com if you need additional information or have any
aoqi@0:  * questions.
aoqi@0:  *
aoqi@0:  * THIS FILE WAS MODIFIED BY SUN MICROSYSTEMS, INC.
aoqi@0:  */
aoqi@0: 
aoqi@0: package com.sun.xml.internal.fastinfoset.sax;
aoqi@0: 
aoqi@0: import com.sun.xml.internal.fastinfoset.EncodingConstants;
aoqi@0: import com.sun.xml.internal.fastinfoset.QualifiedName;
aoqi@0: import com.sun.xml.internal.fastinfoset.algorithm.BuiltInEncodingAlgorithmFactory;
aoqi@0: import java.io.IOException;
aoqi@0: import java.util.Map;
aoqi@0: import com.sun.xml.internal.org.jvnet.fastinfoset.EncodingAlgorithm;
aoqi@0: import com.sun.xml.internal.org.jvnet.fastinfoset.EncodingAlgorithmException;
aoqi@0: import com.sun.xml.internal.org.jvnet.fastinfoset.EncodingAlgorithmIndexes;
aoqi@0: import com.sun.xml.internal.org.jvnet.fastinfoset.FastInfosetException;
aoqi@0: 
aoqi@0: import com.sun.xml.internal.org.jvnet.fastinfoset.sax.EncodingAlgorithmAttributes;
aoqi@0: import com.sun.xml.internal.fastinfoset.CommonResourceBundle;
aoqi@0: 
aoqi@0: public class AttributesHolder implements EncodingAlgorithmAttributes {
aoqi@0:     private static final int DEFAULT_CAPACITY = 8;
aoqi@0: 
aoqi@0:     private Map _registeredEncodingAlgorithms;
aoqi@0: 
aoqi@0:     private int _attributeCount;
aoqi@0: 
aoqi@0:     private QualifiedName[] _names;
aoqi@0:     private String[] _values;
aoqi@0: 
aoqi@0:     private String[] _algorithmURIs;
aoqi@0:     private int[] _algorithmIds;
aoqi@0:     private Object[] _algorithmData;
aoqi@0: 
aoqi@0:     public AttributesHolder() {
aoqi@0:         _names = new QualifiedName[DEFAULT_CAPACITY];
aoqi@0:         _values = new String[DEFAULT_CAPACITY];
aoqi@0: 
aoqi@0:         _algorithmURIs = new String[DEFAULT_CAPACITY];
aoqi@0:         _algorithmIds = new int[DEFAULT_CAPACITY];
aoqi@0:         _algorithmData = new Object[DEFAULT_CAPACITY];
aoqi@0:     }
aoqi@0: 
aoqi@0:     public AttributesHolder(Map registeredEncodingAlgorithms) {
aoqi@0:         this();
aoqi@0:         _registeredEncodingAlgorithms = registeredEncodingAlgorithms;
aoqi@0:     }
aoqi@0: 
aoqi@0:     // org.xml.sax.Attributes
aoqi@0: 
aoqi@0:     public final int getLength() {
aoqi@0:         return _attributeCount;
aoqi@0:     }
aoqi@0: 
aoqi@0:     public final String getLocalName(int index) {
aoqi@0:         return _names[index].localName;
aoqi@0:     }
aoqi@0: 
aoqi@0:     public final String getQName(int index) {
aoqi@0:         return _names[index].getQNameString();
aoqi@0:     }
aoqi@0: 
aoqi@0:     public final String getType(int index) {
aoqi@0:         return "CDATA";
aoqi@0:     }
aoqi@0: 
aoqi@0:     public final String getURI(int index) {
aoqi@0:         return _names[index].namespaceName;
aoqi@0:     }
aoqi@0: 
aoqi@0:     public final String getValue(int index) {
aoqi@0:         final String value = _values[index];
aoqi@0:         if (value != null) {
aoqi@0:             return value;
aoqi@0:         }
aoqi@0: 
aoqi@0:         if (_algorithmData[index] == null ||
aoqi@0:                 (_algorithmIds[index] >= EncodingConstants.ENCODING_ALGORITHM_APPLICATION_START &&
aoqi@0:                 _registeredEncodingAlgorithms == null)) {
aoqi@0:             return null;
aoqi@0:         }
aoqi@0: 
aoqi@0:         try {
aoqi@0:             return _values[index] = convertEncodingAlgorithmDataToString(
aoqi@0:                     _algorithmIds[index],
aoqi@0:                     _algorithmURIs[index],
aoqi@0:                     _algorithmData[index]).toString();
aoqi@0:         } catch (IOException e) {
aoqi@0:             return null;
aoqi@0:         } catch (FastInfosetException e) {
aoqi@0:             return null;
aoqi@0:         }
aoqi@0:     }
aoqi@0: 
aoqi@0:     public final int getIndex(String qName) {
aoqi@0:         int i = qName.indexOf(':');
aoqi@0:         String prefix = "";
aoqi@0:         String localName = qName;
aoqi@0:         if (i >= 0) {
aoqi@0:             prefix = qName.substring(0, i);
aoqi@0:             localName = qName.substring(i + 1);
aoqi@0:         }
aoqi@0: 
aoqi@0:         for (i = 0; i < _attributeCount; i++) {
aoqi@0:             QualifiedName name = _names[i];
aoqi@0:             if (localName.equals(name.localName) &&
aoqi@0:                 prefix.equals(name.prefix)) {
aoqi@0:                 return i;
aoqi@0:             }
aoqi@0:         }
aoqi@0:         return -1;
aoqi@0:     }
aoqi@0: 
aoqi@0:     public final String getType(String qName) {
aoqi@0:         int index = getIndex(qName);
aoqi@0:         if (index >= 0) {
aoqi@0:             return "CDATA";
aoqi@0:         } else {
aoqi@0:             return null;
aoqi@0:         }
aoqi@0:     }
aoqi@0: 
aoqi@0:     public final String getValue(String qName) {
aoqi@0:         int index = getIndex(qName);
aoqi@0:         if (index >= 0) {
aoqi@0:             return _values[index];
aoqi@0:         } else {
aoqi@0:             return null;
aoqi@0:         }
aoqi@0:     }
aoqi@0: 
aoqi@0:     public final int getIndex(String uri, String localName) {
aoqi@0:         for (int i = 0; i < _attributeCount; i++) {
aoqi@0:             QualifiedName name = _names[i];
aoqi@0:             if (localName.equals(name.localName) &&
aoqi@0:                 uri.equals(name.namespaceName)) {
aoqi@0:                 return i;
aoqi@0:             }
aoqi@0:         }
aoqi@0:         return -1;
aoqi@0:     }
aoqi@0: 
aoqi@0:     public final String getType(String uri, String localName) {
aoqi@0:         int index = getIndex(uri, localName);
aoqi@0:         if (index >= 0) {
aoqi@0:             return "CDATA";
aoqi@0:         } else {
aoqi@0:             return null;
aoqi@0:         }
aoqi@0:     }
aoqi@0: 
aoqi@0:     public final String getValue(String uri, String localName) {
aoqi@0:         int index = getIndex(uri, localName);
aoqi@0:         if (index >= 0) {
aoqi@0:             return _values[index];
aoqi@0:         } else {
aoqi@0:             return null;
aoqi@0:         }
aoqi@0:     }
aoqi@0: 
aoqi@0:     public final void clear() {
aoqi@0:         for (int i = 0; i < _attributeCount; i++) {
aoqi@0:             _values[i] = null;
aoqi@0:             _algorithmData[i] = null;
aoqi@0:         }
aoqi@0:         _attributeCount = 0;
aoqi@0:     }
aoqi@0: 
aoqi@0:     // EncodingAlgorithmAttributes
aoqi@0: 
aoqi@0:     public final String getAlgorithmURI(int index) {
aoqi@0:         return _algorithmURIs[index];
aoqi@0:     }
aoqi@0: 
aoqi@0:     public final int getAlgorithmIndex(int index) {
aoqi@0:         return _algorithmIds[index];
aoqi@0:     }
aoqi@0: 
aoqi@0:     public final Object getAlgorithmData(int index) {
aoqi@0:         return _algorithmData[index];
aoqi@0:     }
aoqi@0: 
aoqi@0:     public String getAlpababet(int index) {
aoqi@0:         return null;
aoqi@0:     }
aoqi@0: 
aoqi@0:     public boolean getToIndex(int index) {
aoqi@0:         return false;
aoqi@0:     }
aoqi@0: 
aoqi@0:     // -----
aoqi@0: 
aoqi@0:     public final void addAttribute(QualifiedName name, String value) {
aoqi@0:         if (_attributeCount == _names.length) {
aoqi@0:             resize();
aoqi@0:         }
aoqi@0:         _names[_attributeCount] = name;
aoqi@0:         _values[_attributeCount++] = value;
aoqi@0:     }
aoqi@0: 
aoqi@0:     public final void addAttributeWithAlgorithmData(QualifiedName name, String URI, int id, Object data) {
aoqi@0:         if (_attributeCount == _names.length) {
aoqi@0:             resize();
aoqi@0:         }
aoqi@0:         _names[_attributeCount] = name;
aoqi@0:         _values[_attributeCount] = null;
aoqi@0: 
aoqi@0:         _algorithmURIs[_attributeCount] = URI;
aoqi@0:         _algorithmIds[_attributeCount] = id;
aoqi@0:         _algorithmData[_attributeCount++] = data;
aoqi@0:     }
aoqi@0: 
aoqi@0:     public final QualifiedName getQualifiedName(int index) {
aoqi@0:         return _names[index];
aoqi@0:     }
aoqi@0: 
aoqi@0:     public final String getPrefix(int index) {
aoqi@0:         return _names[index].prefix;
aoqi@0:     }
aoqi@0: 
aoqi@0:     private final void resize() {
aoqi@0:         final int newLength = _attributeCount * 3 / 2 + 1;
aoqi@0: 
aoqi@0:         QualifiedName[] names = new QualifiedName[newLength];
aoqi@0:         String[] values = new String[newLength];
aoqi@0: 
aoqi@0:         String[] algorithmURIs = new String[newLength];
aoqi@0:         int[] algorithmIds = new int[newLength];
aoqi@0:         Object[] algorithmData = new Object[newLength];
aoqi@0: 
aoqi@0:         System.arraycopy(_names, 0, names, 0, _attributeCount);
aoqi@0:         System.arraycopy(_values, 0, values, 0, _attributeCount);
aoqi@0: 
aoqi@0:         System.arraycopy(_algorithmURIs, 0, algorithmURIs, 0, _attributeCount);
aoqi@0:         System.arraycopy(_algorithmIds, 0, algorithmIds, 0, _attributeCount);
aoqi@0:         System.arraycopy(_algorithmData, 0, algorithmData, 0, _attributeCount);
aoqi@0: 
aoqi@0:         _names = names;
aoqi@0:         _values = values;
aoqi@0: 
aoqi@0:         _algorithmURIs = algorithmURIs;
aoqi@0:         _algorithmIds = algorithmIds;
aoqi@0:         _algorithmData = algorithmData;
aoqi@0:     }
aoqi@0: 
aoqi@0:     private final StringBuffer convertEncodingAlgorithmDataToString(int identifier, String URI, Object data) throws FastInfosetException, IOException {
aoqi@0:         EncodingAlgorithm ea = null;
aoqi@0:         if (identifier < EncodingConstants.ENCODING_ALGORITHM_BUILTIN_END) {
aoqi@0:             ea = BuiltInEncodingAlgorithmFactory.getAlgorithm(identifier);
aoqi@0:         } else if (identifier == EncodingAlgorithmIndexes.CDATA) {
aoqi@0:             throw new EncodingAlgorithmException(CommonResourceBundle.getInstance().getString("message.CDATAAlgorithmNotSupported"));
aoqi@0:         } else if (identifier >= EncodingConstants.ENCODING_ALGORITHM_APPLICATION_START) {
aoqi@0:             if (URI == null) {
aoqi@0:                 throw new EncodingAlgorithmException(CommonResourceBundle.getInstance().getString("message.URINotPresent") + identifier);
aoqi@0:             }
aoqi@0: 
aoqi@0:             ea = (EncodingAlgorithm)_registeredEncodingAlgorithms.get(URI);
aoqi@0:             if (ea == null) {
aoqi@0:                 throw new EncodingAlgorithmException(CommonResourceBundle.getInstance().getString("message.algorithmNotRegistered") + URI);
aoqi@0:             }
aoqi@0:         } else {
aoqi@0:             // Reserved built-in algorithms for future use
aoqi@0:             // TODO should use sax property to decide if event will be
aoqi@0:             // reported, allows for support through handler if required.
aoqi@0:             throw new EncodingAlgorithmException(CommonResourceBundle.getInstance().getString("message.identifiers10to31Reserved"));
aoqi@0:         }
aoqi@0: 
aoqi@0:         final StringBuffer sb = new StringBuffer();
aoqi@0:         ea.convertToCharacters(data, sb);
aoqi@0:         return sb;
aoqi@0:     }
aoqi@0: 
aoqi@0: }