| /* |
| * Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved. |
| */ |
| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package com.sun.org.apache.xml.internal.serialize; |
| |
| import com.sun.org.apache.xerces.internal.dom.AbortException; |
| import com.sun.org.apache.xerces.internal.dom.CoreDocumentImpl; |
| import com.sun.org.apache.xerces.internal.dom.DOMErrorImpl; |
| import com.sun.org.apache.xerces.internal.dom.DOMLocatorImpl; |
| import com.sun.org.apache.xerces.internal.dom.DOMMessageFormatter; |
| import com.sun.org.apache.xerces.internal.dom.DOMNormalizer; |
| import com.sun.org.apache.xerces.internal.dom.DOMStringListImpl; |
| import com.sun.org.apache.xerces.internal.impl.Constants; |
| import com.sun.org.apache.xerces.internal.impl.XMLEntityManager; |
| import com.sun.org.apache.xerces.internal.util.DOMUtil; |
| import com.sun.org.apache.xerces.internal.util.NamespaceSupport; |
| import com.sun.org.apache.xerces.internal.util.SymbolTable; |
| import com.sun.org.apache.xerces.internal.util.XML11Char; |
| import com.sun.org.apache.xerces.internal.util.XMLChar; |
| import java.io.IOException; |
| import java.io.OutputStream; |
| import java.io.StringWriter; |
| import java.io.UnsupportedEncodingException; |
| import java.io.Writer; |
| import java.lang.reflect.Method; |
| import java.util.ArrayList; |
| import java.util.List; |
| import org.w3c.dom.Attr; |
| import org.w3c.dom.Comment; |
| import org.w3c.dom.DOMConfiguration; |
| import org.w3c.dom.DOMError; |
| import org.w3c.dom.DOMErrorHandler; |
| import org.w3c.dom.DOMException; |
| import org.w3c.dom.DOMStringList; |
| import org.w3c.dom.Document; |
| import org.w3c.dom.DocumentFragment; |
| import org.w3c.dom.Element; |
| import org.w3c.dom.NamedNodeMap; |
| import org.w3c.dom.Node; |
| import org.w3c.dom.ProcessingInstruction; |
| import org.w3c.dom.ls.LSException; |
| import org.w3c.dom.ls.LSOutput; |
| import org.w3c.dom.ls.LSSerializer; |
| import org.w3c.dom.ls.LSSerializerFilter; |
| |
| /** |
| * EXPERIMENTAL: Implemenatation of DOM Level 3 org.w3c.ls.LSSerializer by |
| * delegating serialization calls to <CODE>XMLSerializer</CODE>. LSSerializer |
| * provides an API for serializing (writing) a DOM document out in an XML |
| * document. The XML data is written to an output stream. During serialization |
| * of XML data, namespace fixup is done when possible as defined in DOM Level 3 |
| * Core, Appendix B. |
| * |
| * @author Elena Litani, IBM |
| * @author Gopal Sharma, Sun Microsystems |
| * @author Arun Yadav, Sun Microsystems |
| * @author Sunitha Reddy, Sun Microsystems |
| * |
| * @deprecated As of JDK 9, Xerces 2.9.0, replaced by |
| * {@link com.sun.org.apache.xml.internal.serializer.dom3.LSSerializerImpl} |
| * |
| * @LastModified: Oct 2017 |
| */ |
| @Deprecated |
| public class DOMSerializerImpl implements LSSerializer, DOMConfiguration { |
| |
| // TODO: When DOM Level 3 goes to REC replace method calls using |
| // reflection for: getXmlEncoding, getInputEncoding and getXmlEncoding |
| // with regular static calls on the Document object. |
| // data |
| // serializer |
| private XMLSerializer serializer; |
| |
| // XML 1.1 serializer |
| private XML11Serializer xml11Serializer; |
| |
| //Recognized parameters |
| private DOMStringList fRecognizedParameters; |
| |
| /** |
| * REVISIT: Currently we handle 3 different configurations, would be nice |
| * just have one configuration that has different recognized parameters |
| * depending if it is used in Core/LS. |
| */ |
| protected short features = 0; |
| |
| protected final static short NAMESPACES = 0x1 << 0; |
| protected final static short WELLFORMED = 0x1 << 1; |
| protected final static short ENTITIES = 0x1 << 2; |
| protected final static short CDATA = 0x1 << 3; |
| protected final static short SPLITCDATA = 0x1 << 4; |
| protected final static short COMMENTS = 0x1 << 5; |
| protected final static short DISCARDDEFAULT = 0x1 << 6; |
| protected final static short INFOSET = 0x1 << 7; |
| protected final static short XMLDECL = 0x1 << 8; |
| protected final static short NSDECL = 0x1 << 9; |
| protected final static short DOM_ELEMENT_CONTENT_WHITESPACE = 0x1 << 10; |
| protected final static short PRETTY_PRINT = 0x1 << 11; |
| |
| // well-formness checking |
| private DOMErrorHandler fErrorHandler = null; |
| private final DOMErrorImpl fError = new DOMErrorImpl(); |
| private final DOMLocatorImpl fLocator = new DOMLocatorImpl(); |
| |
| /** |
| * Constructs a new LSSerializer. The constructor turns on the namespace |
| * support in <code>XMLSerializer</code> and initializes the following |
| * fields: fNSBinder, fLocalNSBinder, fSymbolTable, fEmptySymbol, |
| * fXmlSymbol, fXmlnsSymbol, fNamespaceCounter, fFeatures. |
| */ |
| public DOMSerializerImpl() { |
| // set default features |
| features |= NAMESPACES; |
| features |= ENTITIES; |
| features |= COMMENTS; |
| features |= CDATA; |
| features |= SPLITCDATA; |
| features |= WELLFORMED; |
| features |= NSDECL; |
| features |= DOM_ELEMENT_CONTENT_WHITESPACE; |
| features |= DISCARDDEFAULT; |
| features |= XMLDECL; |
| |
| serializer = new XMLSerializer(); |
| initSerializer(serializer); |
| } |
| |
| // |
| // LSSerializer methods |
| // |
| public DOMConfiguration getDomConfig() { |
| return this; |
| } |
| |
| /** |
| * DOM L3-EXPERIMENTAL: Setter for boolean and object parameters |
| */ |
| public void setParameter(String name, Object value) throws DOMException { |
| if (value instanceof Boolean) { |
| boolean state = ((Boolean) value).booleanValue(); |
| if (name.equalsIgnoreCase(Constants.DOM_INFOSET)) { |
| if (state) { |
| features &= ~ENTITIES; |
| features &= ~CDATA; |
| features |= NAMESPACES; |
| features |= NSDECL; |
| features |= WELLFORMED; |
| features |= COMMENTS; |
| } |
| // false does not have any effect |
| } else if (name.equalsIgnoreCase(Constants.DOM_XMLDECL)) { |
| features |
| = (short) (state ? features | XMLDECL : features & ~XMLDECL); |
| } else if (name.equalsIgnoreCase(Constants.DOM_NAMESPACES)) { |
| features |
| = (short) (state |
| ? features | NAMESPACES |
| : features & ~NAMESPACES); |
| serializer.fNamespaces = state; |
| } else if (name.equalsIgnoreCase(Constants.DOM_SPLIT_CDATA)) { |
| features |
| = (short) (state |
| ? features | SPLITCDATA |
| : features & ~SPLITCDATA); |
| } else if (name.equalsIgnoreCase(Constants.DOM_DISCARD_DEFAULT_CONTENT)) { |
| features |
| = (short) (state |
| ? features | DISCARDDEFAULT |
| : features & ~DISCARDDEFAULT); |
| } else if (name.equalsIgnoreCase(Constants.DOM_WELLFORMED)) { |
| features |
| = (short) (state |
| ? features | WELLFORMED |
| : features & ~WELLFORMED); |
| } else if (name.equalsIgnoreCase(Constants.DOM_ENTITIES)) { |
| features |
| = (short) (state |
| ? features | ENTITIES |
| : features & ~ENTITIES); |
| } else if (name.equalsIgnoreCase(Constants.DOM_CDATA_SECTIONS)) { |
| features |
| = (short) (state |
| ? features | CDATA |
| : features & ~CDATA); |
| } else if (name.equalsIgnoreCase(Constants.DOM_COMMENTS)) { |
| features |
| = (short) (state |
| ? features | COMMENTS |
| : features & ~COMMENTS); |
| } else if (name.equalsIgnoreCase(Constants.DOM_FORMAT_PRETTY_PRINT)) { |
| features |
| = (short) (state |
| ? features | PRETTY_PRINT |
| : features & ~PRETTY_PRINT); |
| } else if (name.equalsIgnoreCase(Constants.DOM_CANONICAL_FORM) |
| || name.equalsIgnoreCase(Constants.DOM_VALIDATE_IF_SCHEMA) |
| || name.equalsIgnoreCase(Constants.DOM_VALIDATE) |
| || name.equalsIgnoreCase(Constants.DOM_CHECK_CHAR_NORMALIZATION) |
| || name.equalsIgnoreCase(Constants.DOM_DATATYPE_NORMALIZATION)) { |
| // || name.equalsIgnoreCase(Constants.DOM_NORMALIZE_CHARACTERS)) { |
| // true is not supported |
| if (state) { |
| String msg |
| = DOMMessageFormatter.formatMessage( |
| DOMMessageFormatter.DOM_DOMAIN, |
| "FEATURE_NOT_SUPPORTED", |
| new Object[]{name}); |
| throw new DOMException(DOMException.NOT_SUPPORTED_ERR, msg); |
| } |
| } else if (name.equalsIgnoreCase(Constants.DOM_NAMESPACE_DECLARATIONS)) { |
| //namespace-declaration has effect only if namespaces is true |
| features |
| = (short) (state |
| ? features | NSDECL |
| : features & ~NSDECL); |
| serializer.fNamespacePrefixes = state; |
| } else if (name.equalsIgnoreCase(Constants.DOM_ELEMENT_CONTENT_WHITESPACE) |
| || name.equalsIgnoreCase(Constants.DOM_IGNORE_UNKNOWN_CHARACTER_DENORMALIZATIONS)) { |
| // false is not supported |
| if (!state) { |
| String msg |
| = DOMMessageFormatter.formatMessage( |
| DOMMessageFormatter.DOM_DOMAIN, |
| "FEATURE_NOT_SUPPORTED", |
| new Object[]{name}); |
| throw new DOMException(DOMException.NOT_SUPPORTED_ERR, msg); |
| } |
| } else { |
| String msg |
| = DOMMessageFormatter.formatMessage( |
| DOMMessageFormatter.DOM_DOMAIN, |
| "FEATURE_NOT_FOUND", |
| new Object[]{name}); |
| throw new DOMException(DOMException.NOT_SUPPORTED_ERR, msg); |
| } |
| } else if (name.equalsIgnoreCase(Constants.DOM_ERROR_HANDLER)) { |
| if (value == null || value instanceof DOMErrorHandler) { |
| fErrorHandler = (DOMErrorHandler) value; |
| } else { |
| String msg |
| = DOMMessageFormatter.formatMessage( |
| DOMMessageFormatter.DOM_DOMAIN, |
| "TYPE_MISMATCH_ERR", |
| new Object[]{name}); |
| throw new DOMException(DOMException.TYPE_MISMATCH_ERR, msg); |
| } |
| } else if (name.equalsIgnoreCase(Constants.DOM_RESOURCE_RESOLVER) |
| || name.equalsIgnoreCase(Constants.DOM_SCHEMA_LOCATION) |
| || name.equalsIgnoreCase(Constants.DOM_SCHEMA_TYPE) |
| || name.equalsIgnoreCase(Constants.DOM_NORMALIZE_CHARACTERS) |
| && value != null) { |
| String msg |
| = DOMMessageFormatter.formatMessage( |
| DOMMessageFormatter.DOM_DOMAIN, |
| "FEATURE_NOT_SUPPORTED", |
| new Object[]{name}); |
| throw new DOMException(DOMException.NOT_SUPPORTED_ERR, msg); |
| } else { |
| String msg |
| = DOMMessageFormatter.formatMessage( |
| DOMMessageFormatter.DOM_DOMAIN, |
| "FEATURE_NOT_FOUND", |
| new Object[]{name}); |
| throw new DOMException(DOMException.NOT_FOUND_ERR, msg); |
| } |
| } |
| |
| /** |
| * DOM L3-EXPERIMENTAL: Check if parameter can be set |
| */ |
| public boolean canSetParameter(String name, Object state) { |
| if (state == null) { |
| return true; |
| } |
| |
| if (state instanceof Boolean) { |
| boolean value = ((Boolean) state).booleanValue(); |
| if (name.equalsIgnoreCase(Constants.DOM_NAMESPACES) |
| || name.equalsIgnoreCase(Constants.DOM_SPLIT_CDATA) |
| || name.equalsIgnoreCase(Constants.DOM_DISCARD_DEFAULT_CONTENT) |
| || name.equalsIgnoreCase(Constants.DOM_XMLDECL) |
| || name.equalsIgnoreCase(Constants.DOM_WELLFORMED) |
| || name.equalsIgnoreCase(Constants.DOM_INFOSET) |
| || name.equalsIgnoreCase(Constants.DOM_ENTITIES) |
| || name.equalsIgnoreCase(Constants.DOM_CDATA_SECTIONS) |
| || name.equalsIgnoreCase(Constants.DOM_COMMENTS) |
| || name.equalsIgnoreCase(Constants.DOM_FORMAT_PRETTY_PRINT) |
| || name.equalsIgnoreCase(Constants.DOM_NAMESPACE_DECLARATIONS)) { |
| // both values supported |
| return true; |
| } else if (name.equalsIgnoreCase(Constants.DOM_CANONICAL_FORM) |
| || name.equalsIgnoreCase(Constants.DOM_VALIDATE_IF_SCHEMA) |
| || name.equalsIgnoreCase(Constants.DOM_VALIDATE) |
| || name.equalsIgnoreCase(Constants.DOM_CHECK_CHAR_NORMALIZATION) |
| || name.equalsIgnoreCase(Constants.DOM_DATATYPE_NORMALIZATION)) { |
| // || name.equalsIgnoreCase(Constants.DOM_NORMALIZE_CHARACTERS)) { |
| // true is not supported |
| return !value; |
| } else if (name.equalsIgnoreCase(Constants.DOM_ELEMENT_CONTENT_WHITESPACE) |
| || name.equalsIgnoreCase(Constants.DOM_IGNORE_UNKNOWN_CHARACTER_DENORMALIZATIONS)) { |
| // false is not supported |
| return value; |
| } |
| } else if (name.equalsIgnoreCase(Constants.DOM_ERROR_HANDLER) |
| && state == null || state instanceof DOMErrorHandler) { |
| return true; |
| } |
| |
| return false; |
| } |
| |
| /** |
| * DOM Level 3 Core CR - Experimental. |
| * |
| * The list of the parameters supported by this |
| * <code>DOMConfiguration</code> object and for which at least one value can |
| * be set by the application. Note that this list can also contain parameter |
| * names defined outside this specification. |
| */ |
| public DOMStringList getParameterNames() { |
| |
| if (fRecognizedParameters == null) { |
| List<String> parameters = new ArrayList<>(); |
| |
| //Add DOM recognized parameters |
| //REVISIT: Would have been nice to have a list of |
| //recognized parameters. |
| parameters.add(Constants.DOM_NAMESPACES); |
| parameters.add(Constants.DOM_SPLIT_CDATA); |
| parameters.add(Constants.DOM_DISCARD_DEFAULT_CONTENT); |
| parameters.add(Constants.DOM_XMLDECL); |
| parameters.add(Constants.DOM_CANONICAL_FORM); |
| parameters.add(Constants.DOM_VALIDATE_IF_SCHEMA); |
| parameters.add(Constants.DOM_VALIDATE); |
| parameters.add(Constants.DOM_CHECK_CHAR_NORMALIZATION); |
| parameters.add(Constants.DOM_DATATYPE_NORMALIZATION); |
| parameters.add(Constants.DOM_FORMAT_PRETTY_PRINT); |
| //parameters.add(Constants.DOM_NORMALIZE_CHARACTERS); |
| parameters.add(Constants.DOM_WELLFORMED); |
| parameters.add(Constants.DOM_INFOSET); |
| parameters.add(Constants.DOM_NAMESPACE_DECLARATIONS); |
| parameters.add(Constants.DOM_ELEMENT_CONTENT_WHITESPACE); |
| parameters.add(Constants.DOM_ENTITIES); |
| parameters.add(Constants.DOM_CDATA_SECTIONS); |
| parameters.add(Constants.DOM_COMMENTS); |
| parameters.add(Constants.DOM_IGNORE_UNKNOWN_CHARACTER_DENORMALIZATIONS); |
| parameters.add(Constants.DOM_ERROR_HANDLER); |
| //parameters.add(Constants.DOM_SCHEMA_LOCATION); |
| //parameters.add(Constants.DOM_SCHEMA_TYPE); |
| |
| //Add recognized xerces features and properties |
| fRecognizedParameters = new DOMStringListImpl(parameters); |
| } |
| |
| return fRecognizedParameters; |
| } |
| |
| /** |
| * DOM L3-EXPERIMENTAL: Getter for boolean and object parameters |
| */ |
| public Object getParameter(String name) throws DOMException { |
| if (name.equalsIgnoreCase(Constants.DOM_NORMALIZE_CHARACTERS)) { |
| return null; |
| } else if (name.equalsIgnoreCase(Constants.DOM_COMMENTS)) { |
| return ((features & COMMENTS) != 0) ? Boolean.TRUE : Boolean.FALSE; |
| } else if (name.equalsIgnoreCase(Constants.DOM_NAMESPACES)) { |
| return (features & NAMESPACES) != 0 ? Boolean.TRUE : Boolean.FALSE; |
| } else if (name.equalsIgnoreCase(Constants.DOM_XMLDECL)) { |
| return (features & XMLDECL) != 0 ? Boolean.TRUE : Boolean.FALSE; |
| } else if (name.equalsIgnoreCase(Constants.DOM_CDATA_SECTIONS)) { |
| return (features & CDATA) != 0 ? Boolean.TRUE : Boolean.FALSE; |
| } else if (name.equalsIgnoreCase(Constants.DOM_ENTITIES)) { |
| return (features & ENTITIES) != 0 ? Boolean.TRUE : Boolean.FALSE; |
| } else if (name.equalsIgnoreCase(Constants.DOM_SPLIT_CDATA)) { |
| return (features & SPLITCDATA) != 0 ? Boolean.TRUE : Boolean.FALSE; |
| } else if (name.equalsIgnoreCase(Constants.DOM_WELLFORMED)) { |
| return (features & WELLFORMED) != 0 ? Boolean.TRUE : Boolean.FALSE; |
| } else if (name.equalsIgnoreCase(Constants.DOM_NAMESPACE_DECLARATIONS)) { |
| return (features & NSDECL) != 0 ? Boolean.TRUE : Boolean.FALSE; |
| } else if (name.equalsIgnoreCase(Constants.DOM_ELEMENT_CONTENT_WHITESPACE) |
| || name.equalsIgnoreCase(Constants.DOM_IGNORE_UNKNOWN_CHARACTER_DENORMALIZATIONS)) { |
| return Boolean.TRUE; |
| } else if (name.equalsIgnoreCase(Constants.DOM_DISCARD_DEFAULT_CONTENT)) { |
| return ((features & DISCARDDEFAULT) != 0) ? Boolean.TRUE : Boolean.FALSE; |
| } else if (name.equalsIgnoreCase(Constants.DOM_FORMAT_PRETTY_PRINT)) { |
| return ((features & PRETTY_PRINT) != 0) ? Boolean.TRUE : Boolean.FALSE; |
| } else if (name.equalsIgnoreCase(Constants.DOM_INFOSET)) { |
| if ((features & ENTITIES) == 0 |
| && (features & CDATA) == 0 |
| && (features & NAMESPACES) != 0 |
| && (features & NSDECL) != 0 |
| && (features & WELLFORMED) != 0 |
| && (features & COMMENTS) != 0) { |
| return Boolean.TRUE; |
| } |
| return Boolean.FALSE; |
| } else if (name.equalsIgnoreCase(Constants.DOM_CANONICAL_FORM) |
| || name.equalsIgnoreCase(Constants.DOM_VALIDATE_IF_SCHEMA) |
| || name.equalsIgnoreCase(Constants.DOM_CHECK_CHAR_NORMALIZATION) |
| || name.equalsIgnoreCase(Constants.DOM_VALIDATE) |
| || name.equalsIgnoreCase(Constants.DOM_VALIDATE_IF_SCHEMA) |
| || name.equalsIgnoreCase(Constants.DOM_DATATYPE_NORMALIZATION)) { |
| return Boolean.FALSE; |
| } else if (name.equalsIgnoreCase(Constants.DOM_ERROR_HANDLER)) { |
| return fErrorHandler; |
| } else if (name.equalsIgnoreCase(Constants.DOM_RESOURCE_RESOLVER) |
| || name.equalsIgnoreCase(Constants.DOM_SCHEMA_LOCATION) |
| || name.equalsIgnoreCase(Constants.DOM_SCHEMA_TYPE)) { |
| String msg |
| = DOMMessageFormatter.formatMessage( |
| DOMMessageFormatter.DOM_DOMAIN, |
| "FEATURE_NOT_SUPPORTED", |
| new Object[]{name}); |
| throw new DOMException(DOMException.NOT_SUPPORTED_ERR, msg); |
| } else { |
| String msg |
| = DOMMessageFormatter.formatMessage( |
| DOMMessageFormatter.DOM_DOMAIN, |
| "FEATURE_NOT_FOUND", |
| new Object[]{name}); |
| throw new DOMException(DOMException.NOT_FOUND_ERR, msg); |
| } |
| } |
| |
| /** |
| * DOM L3 EXPERIMENTAL: Serialize the specified node as described above in |
| * the description of <code>LSSerializer</code>. The result of serializing |
| * the node is returned as a string. Writing a Document or Entity node |
| * produces a serialized form that is well formed XML. Writing other node |
| * types produces a fragment of text in a form that is not fully defined by |
| * this document, but that should be useful to a human for debugging or |
| * diagnostic purposes. |
| * |
| * @param wnode The node to be written. |
| * @return Returns the serialized data |
| * @exception DOMException DOMSTRING_SIZE_ERR: The resulting string is too |
| * long to fit in a <code>DOMString</code>. |
| * @exception LSException SERIALIZE_ERR: Unable to serialize the node. DOM |
| * applications should attach a <code>DOMErrorHandler</code> using the |
| * parameter "<i>error-handler</i>" to get details on error. |
| */ |
| public String writeToString(Node wnode) throws DOMException, LSException { |
| // determine which serializer to use: |
| XMLSerializer ser = null; |
| String ver = _getXmlVersion(wnode); |
| if (ver != null && ver.equals("1.1")) { |
| if (xml11Serializer == null) { |
| xml11Serializer = new XML11Serializer(); |
| initSerializer(xml11Serializer); |
| } |
| // copy setting from "main" serializer to XML 1.1 serializer |
| copySettings(serializer, xml11Serializer); |
| ser = xml11Serializer; |
| } else { |
| ser = serializer; |
| } |
| |
| StringWriter destination = new StringWriter(); |
| try { |
| prepareForSerialization(ser, wnode); |
| ser._format.setEncoding("UTF-16"); |
| ser.setOutputCharStream(destination); |
| if (wnode.getNodeType() == Node.DOCUMENT_NODE) { |
| ser.serialize((Document) wnode); |
| } else if (wnode.getNodeType() == Node.DOCUMENT_FRAGMENT_NODE) { |
| ser.serialize((DocumentFragment) wnode); |
| } else if (wnode.getNodeType() == Node.ELEMENT_NODE) { |
| ser.serialize((Element) wnode); |
| } else if (wnode.getNodeType() == Node.TEXT_NODE |
| || wnode.getNodeType() == Node.COMMENT_NODE |
| || wnode.getNodeType() == Node.ENTITY_REFERENCE_NODE |
| || wnode.getNodeType() == Node.CDATA_SECTION_NODE |
| || wnode.getNodeType() == Node.PROCESSING_INSTRUCTION_NODE) { |
| ser.serialize(wnode); |
| } else { |
| String msg = DOMMessageFormatter.formatMessage( |
| DOMMessageFormatter.SERIALIZER_DOMAIN, |
| "unable-to-serialize-node", null); |
| if (ser.fDOMErrorHandler != null) { |
| DOMErrorImpl error = new DOMErrorImpl(); |
| error.fType = "unable-to-serialize-node"; |
| error.fMessage = msg; |
| error.fSeverity = DOMError.SEVERITY_FATAL_ERROR; |
| ser.fDOMErrorHandler.handleError(error); |
| } |
| throw new LSException(LSException.SERIALIZE_ERR, msg); |
| } |
| } catch (LSException lse) { |
| // Rethrow LSException. |
| throw lse; |
| } catch (AbortException e) { |
| return null; |
| } catch (RuntimeException e) { |
| throw (LSException) DOMUtil.createLSException(LSException.SERIALIZE_ERR, e).fillInStackTrace(); |
| } catch (IOException ioe) { |
| // REVISIT: A generic IOException doesn't provide enough information |
| // to determine that the serialized document is too large to fit |
| // into a string. This could have thrown for some other reason. -- mrglavas |
| String msg = DOMMessageFormatter.formatMessage( |
| DOMMessageFormatter.DOM_DOMAIN, |
| "STRING_TOO_LONG", |
| new Object[]{ioe.getMessage()}); |
| throw new DOMException(DOMException.DOMSTRING_SIZE_ERR, msg); |
| } finally { |
| ser.clearDocumentState(); |
| } |
| return destination.toString(); |
| } |
| |
| /** |
| * DOM L3 EXPERIMENTAL: The end-of-line sequence of characters to be used in |
| * the XML being written out. The only permitted values are these: |
| * <dl> |
| * <dt><code>null</code></dt> |
| * <dd> |
| * Use a default end-of-line sequence. DOM implementations should choose the |
| * default to match the usual convention for text files in the environment |
| * being used. Implementations must choose a default sequence that matches |
| * one of those allowed by 2.11 "End-of-Line Handling". </dd> |
| * <dt>CR</dt> |
| * <dd>The carriage-return character (#xD).</dd> |
| * <dt>CR-LF</dt> |
| * <dd> The carriage-return and line-feed characters (#xD #xA). </dd> |
| * <dt>LF</dt> |
| * <dd> The line-feed character (#xA). </dd> |
| * </dl> |
| * <br>The default value for this attribute is <code>null</code>. |
| */ |
| public void setNewLine(String newLine) { |
| serializer._format.setLineSeparator(newLine); |
| } |
| |
| /** |
| * DOM L3 EXPERIMENTAL: The end-of-line sequence of characters to be used in |
| * the XML being written out. The only permitted values are these: |
| * <dl> |
| * <dt><code>null</code></dt> |
| * <dd> |
| * Use a default end-of-line sequence. DOM implementations should choose the |
| * default to match the usual convention for text files in the environment |
| * being used. Implementations must choose a default sequence that matches |
| * one of those allowed by 2.11 "End-of-Line Handling". </dd> |
| * <dt>CR</dt> |
| * <dd>The carriage-return character (#xD).</dd> |
| * <dt>CR-LF</dt> |
| * <dd> The carriage-return and line-feed characters (#xD #xA). </dd> |
| * <dt>LF</dt> |
| * <dd> The line-feed character (#xA). </dd> |
| * </dl> |
| * <br>The default value for this attribute is <code>null</code>. |
| */ |
| public String getNewLine() { |
| return serializer._format.getLineSeparator(); |
| } |
| |
| /** |
| * When the application provides a filter, the serializer will call out to |
| * the filter before serializing each Node. Attribute nodes are never passed |
| * to the filter. The filter implementation can choose to remove the node |
| * from the stream or to terminate the serialization early. |
| */ |
| public LSSerializerFilter getFilter() { |
| return serializer.fDOMFilter; |
| } |
| |
| /** |
| * When the application provides a filter, the serializer will call out to |
| * the filter before serializing each Node. Attribute nodes are never passed |
| * to the filter. The filter implementation can choose to remove the node |
| * from the stream or to terminate the serialization early. |
| */ |
| public void setFilter(LSSerializerFilter filter) { |
| serializer.fDOMFilter = filter; |
| } |
| |
| // this initializes a newly-created serializer |
| private void initSerializer(XMLSerializer ser) { |
| ser.fNSBinder = new NamespaceSupport(); |
| ser.fLocalNSBinder = new NamespaceSupport(); |
| ser.fSymbolTable = new SymbolTable(); |
| } |
| |
| // copies all settings that could have been modified |
| // by calls to LSSerializer methods from one serializer to another. |
| // IMPORTANT: if new methods are implemented or more settings of |
| // the serializer are made alterable, this must be |
| // reflected in this method! |
| private void copySettings(XMLSerializer src, XMLSerializer dest) { |
| dest.fDOMErrorHandler = fErrorHandler; |
| dest._format.setEncoding(src._format.getEncoding()); |
| dest._format.setLineSeparator(src._format.getLineSeparator()); |
| dest.fDOMFilter = src.fDOMFilter; |
| }//copysettings |
| |
| /** |
| * Serialize the specified node as described above in the general |
| * description of the <code>LSSerializer</code> interface. The output is |
| * written to the supplied <code>LSOutput</code>. |
| * <br> When writing to a <code>LSOutput</code>, the encoding is found by |
| * looking at the encoding information that is reachable through the |
| * <code>LSOutput</code> and the item to be written (or its owner document) |
| * in this order: |
| * <ol> |
| * <li> <code>LSOutput.encoding</code>, |
| * </li> |
| * <li> |
| * <code>Document.actualEncoding</code>, |
| * </li> |
| * <li> |
| * <code>Document.xmlEncoding</code>. |
| * </li> |
| * </ol> |
| * <br> If no encoding is reachable through the above properties, a default |
| * encoding of "UTF-8" will be used. |
| * <br> If the specified encoding is not supported an "unsupported-encoding" |
| * error is raised. |
| * <br> If no output is specified in the <code>LSOutput</code>, a |
| * "no-output-specified" error is raised. |
| * |
| * @param node The node to serialize. |
| * @param destination The destination for the serialized DOM. |
| * @return Returns <code>true</code> if <code>node</code> was successfully |
| * serialized and <code>false</code> in case the node couldn't be |
| * serialized. |
| */ |
| public boolean write(Node node, LSOutput destination) throws LSException { |
| |
| if (node == null) { |
| return false; |
| } |
| |
| XMLSerializer ser = null; |
| String ver = _getXmlVersion(node); |
| //determine which serializer to use: |
| if (ver != null && ver.equals("1.1")) { |
| if (xml11Serializer == null) { |
| xml11Serializer = new XML11Serializer(); |
| initSerializer(xml11Serializer); |
| } |
| //copy setting from "main" serializer to XML 1.1 serializer |
| copySettings(serializer, xml11Serializer); |
| ser = xml11Serializer; |
| } else { |
| ser = serializer; |
| } |
| |
| String encoding = null; |
| if ((encoding = destination.getEncoding()) == null) { |
| encoding = _getInputEncoding(node); |
| if (encoding == null) { |
| encoding = _getXmlEncoding(node); |
| if (encoding == null) { |
| encoding = "UTF-8"; |
| } |
| } |
| } |
| try { |
| prepareForSerialization(ser, node); |
| ser._format.setEncoding(encoding); |
| OutputStream outputStream = destination.getByteStream(); |
| Writer writer = destination.getCharacterStream(); |
| String uri = destination.getSystemId(); |
| if (writer == null) { |
| if (outputStream == null) { |
| if (uri == null) { |
| String msg = DOMMessageFormatter.formatMessage( |
| DOMMessageFormatter.SERIALIZER_DOMAIN, |
| "no-output-specified", null); |
| if (ser.fDOMErrorHandler != null) { |
| DOMErrorImpl error = new DOMErrorImpl(); |
| error.fType = "no-output-specified"; |
| error.fMessage = msg; |
| error.fSeverity = DOMError.SEVERITY_FATAL_ERROR; |
| ser.fDOMErrorHandler.handleError(error); |
| } |
| throw new LSException(LSException.SERIALIZE_ERR, msg); |
| } else { |
| ser.setOutputByteStream(XMLEntityManager.createOutputStream(uri)); |
| } |
| } else { |
| // byte stream was specified |
| ser.setOutputByteStream(outputStream); |
| } |
| } else { |
| // character stream is specified |
| ser.setOutputCharStream(writer); |
| } |
| |
| if (node.getNodeType() == Node.DOCUMENT_NODE) { |
| ser.serialize((Document) node); |
| } else if (node.getNodeType() == Node.DOCUMENT_FRAGMENT_NODE) { |
| ser.serialize((DocumentFragment) node); |
| } else if (node.getNodeType() == Node.ELEMENT_NODE) { |
| ser.serialize((Element) node); |
| } else if (node.getNodeType() == Node.TEXT_NODE |
| || node.getNodeType() == Node.COMMENT_NODE |
| || node.getNodeType() == Node.ENTITY_REFERENCE_NODE |
| || node.getNodeType() == Node.CDATA_SECTION_NODE |
| || node.getNodeType() == Node.PROCESSING_INSTRUCTION_NODE) { |
| ser.serialize(node); |
| } else { |
| return false; |
| } |
| } catch (UnsupportedEncodingException ue) { |
| if (ser.fDOMErrorHandler != null) { |
| DOMErrorImpl error = new DOMErrorImpl(); |
| error.fException = ue; |
| error.fType = "unsupported-encoding"; |
| error.fMessage = ue.getMessage(); |
| error.fSeverity = DOMError.SEVERITY_FATAL_ERROR; |
| ser.fDOMErrorHandler.handleError(error); |
| } |
| throw new LSException(LSException.SERIALIZE_ERR, |
| DOMMessageFormatter.formatMessage( |
| DOMMessageFormatter.SERIALIZER_DOMAIN, |
| "unsupported-encoding", null)); |
| //return false; |
| } catch (LSException lse) { |
| // Rethrow LSException. |
| throw lse; |
| } catch (AbortException e) { |
| return false; |
| } catch (RuntimeException e) { |
| throw (LSException) DOMUtil.createLSException(LSException.SERIALIZE_ERR, e).fillInStackTrace(); |
| } catch (Exception e) { |
| if (ser.fDOMErrorHandler != null) { |
| DOMErrorImpl error = new DOMErrorImpl(); |
| error.fException = e; |
| error.fMessage = e.getMessage(); |
| error.fSeverity = DOMError.SEVERITY_ERROR; |
| ser.fDOMErrorHandler.handleError(error); |
| |
| } |
| throw (LSException) DOMUtil.createLSException(LSException.SERIALIZE_ERR, e).fillInStackTrace(); |
| } finally { |
| ser.clearDocumentState(); |
| } |
| return true; |
| |
| } //write |
| |
| /** |
| * Serialize the specified node as described above in the general |
| * description of the <code>LSSerializer</code> interface. The output is |
| * written to the supplied URI. |
| * <br> When writing to a URI, the encoding is found by looking at the |
| * encoding information that is reachable through the item to be written (or |
| * its owner document) in this order: |
| * <ol> |
| * <li> |
| * <code>Document.inputEncoding</code>, |
| * </li> |
| * <li> |
| * <code>Document.xmlEncoding</code>. |
| * </li> |
| * </ol> |
| * <br> If no encoding is reachable through the above properties, a default |
| * encoding of "UTF-8" will be used. |
| * <br> If the specified encoding is not supported an "unsupported-encoding" |
| * error is raised. |
| * |
| * @param node The node to serialize. |
| * @param URI The URI to write to. |
| * @return Returns <code>true</code> if <code>node</code> was successfully |
| * serialized and <code>false</code> in case the node couldn't be |
| * serialized. |
| */ |
| public boolean writeToURI(Node node, String URI) throws LSException { |
| if (node == null) { |
| return false; |
| } |
| |
| XMLSerializer ser = null; |
| String ver = _getXmlVersion(node); |
| |
| if (ver != null && ver.equals("1.1")) { |
| if (xml11Serializer == null) { |
| xml11Serializer = new XML11Serializer(); |
| initSerializer(xml11Serializer); |
| } |
| // copy setting from "main" serializer to XML 1.1 serializer |
| copySettings(serializer, xml11Serializer); |
| ser = xml11Serializer; |
| } else { |
| ser = serializer; |
| } |
| |
| String encoding = _getInputEncoding(node); |
| if (encoding == null) { |
| encoding = _getXmlEncoding(node); |
| if (encoding == null) { |
| encoding = "UTF-8"; |
| } |
| } |
| |
| try { |
| prepareForSerialization(ser, node); |
| ser._format.setEncoding(encoding); |
| ser.setOutputByteStream(XMLEntityManager.createOutputStream(URI)); |
| |
| if (node.getNodeType() == Node.DOCUMENT_NODE) { |
| ser.serialize((Document) node); |
| } else if (node.getNodeType() == Node.DOCUMENT_FRAGMENT_NODE) { |
| ser.serialize((DocumentFragment) node); |
| } else if (node.getNodeType() == Node.ELEMENT_NODE) { |
| ser.serialize((Element) node); |
| } else if (node.getNodeType() == Node.TEXT_NODE |
| || node.getNodeType() == Node.COMMENT_NODE |
| || node.getNodeType() == Node.ENTITY_REFERENCE_NODE |
| || node.getNodeType() == Node.CDATA_SECTION_NODE |
| || node.getNodeType() == Node.PROCESSING_INSTRUCTION_NODE) { |
| ser.serialize(node); |
| } else { |
| return false; |
| } |
| } catch (LSException lse) { |
| // Rethrow LSException. |
| throw lse; |
| } catch (AbortException e) { |
| return false; |
| } catch (RuntimeException e) { |
| throw (LSException) DOMUtil.createLSException(LSException.SERIALIZE_ERR, e).fillInStackTrace(); |
| } catch (Exception e) { |
| if (ser.fDOMErrorHandler != null) { |
| DOMErrorImpl error = new DOMErrorImpl(); |
| error.fException = e; |
| error.fMessage = e.getMessage(); |
| error.fSeverity = DOMError.SEVERITY_ERROR; |
| ser.fDOMErrorHandler.handleError(error); |
| } |
| throw (LSException) DOMUtil.createLSException(LSException.SERIALIZE_ERR, e).fillInStackTrace(); |
| } finally { |
| ser.clearDocumentState(); |
| } |
| return true; |
| } //writeURI |
| |
| // |
| // Private methods |
| // |
| private void prepareForSerialization(XMLSerializer ser, Node node) { |
| ser.reset(); |
| ser.features = features; |
| ser.fDOMErrorHandler = fErrorHandler; |
| ser.fNamespaces = (features & NAMESPACES) != 0; |
| ser.fNamespacePrefixes = (features & NSDECL) != 0; |
| ser._format.setIndenting((features & PRETTY_PRINT) != 0); |
| ser._format.setOmitComments((features & COMMENTS) == 0); |
| ser._format.setOmitXMLDeclaration((features & XMLDECL) == 0); |
| |
| if ((features & WELLFORMED) != 0) { |
| // REVISIT: this is inefficient implementation of well-formness. Instead, we should check |
| // well-formness as we serialize the tree |
| Node next, root; |
| root = node; |
| Method versionChanged; |
| boolean verifyNames = true; |
| Document document = (node.getNodeType() == Node.DOCUMENT_NODE) |
| ? (Document) node |
| : node.getOwnerDocument(); |
| try { |
| versionChanged = document.getClass().getMethod("isXMLVersionChanged()", new Class<?>[]{}); |
| if (versionChanged != null) { |
| verifyNames = ((Boolean) versionChanged.invoke(document, (Object[]) null)).booleanValue(); |
| } |
| } catch (Exception e) { |
| //no way to test the version... |
| //ignore the exception |
| } |
| if (node.getFirstChild() != null) { |
| while (node != null) { |
| verify(node, verifyNames, false); |
| // Move down to first child |
| next = node.getFirstChild(); |
| // No child nodes, so walk tree |
| while (next == null) { |
| // Move to sibling if possible. |
| next = node.getNextSibling(); |
| if (next == null) { |
| node = node.getParentNode(); |
| if (root == node) { |
| next = null; |
| break; |
| } |
| next = node.getNextSibling(); |
| } |
| } |
| node = next; |
| } |
| } else { |
| verify(node, verifyNames, false); |
| } |
| } |
| } |
| |
| private void verify(Node node, boolean verifyNames, boolean xml11Version) { |
| |
| int type = node.getNodeType(); |
| fLocator.fRelatedNode = node; |
| boolean wellformed; |
| switch (type) { |
| case Node.DOCUMENT_NODE: { |
| break; |
| } |
| case Node.DOCUMENT_TYPE_NODE: { |
| break; |
| } |
| case Node.ELEMENT_NODE: { |
| if (verifyNames) { |
| if ((features & NAMESPACES) != 0) { |
| wellformed = CoreDocumentImpl.isValidQName(node.getPrefix(), node.getLocalName(), xml11Version); |
| } else { |
| wellformed = CoreDocumentImpl.isXMLName(node.getNodeName(), xml11Version); |
| } |
| if (!wellformed) { |
| if (fErrorHandler != null) { |
| String msg = DOMMessageFormatter.formatMessage( |
| DOMMessageFormatter.DOM_DOMAIN, |
| "wf-invalid-character-in-node-name", |
| new Object[]{"Element", node.getNodeName()}); |
| DOMNormalizer.reportDOMError(fErrorHandler, fError, fLocator, msg, DOMError.SEVERITY_FATAL_ERROR, |
| "wf-invalid-character-in-node-name"); |
| } |
| } |
| } |
| |
| NamedNodeMap attributes = (node.hasAttributes()) ? node.getAttributes() : null; |
| if (attributes != null) { |
| for (int i = 0; i < attributes.getLength(); ++i) { |
| Attr attr = (Attr) attributes.item(i); |
| fLocator.fRelatedNode = attr; |
| DOMNormalizer.isAttrValueWF(fErrorHandler, fError, fLocator, |
| attributes, attr, attr.getValue(), xml11Version); |
| if (verifyNames) { |
| wellformed = CoreDocumentImpl.isXMLName(attr.getNodeName(), xml11Version); |
| if (!wellformed) { |
| String msg |
| = DOMMessageFormatter.formatMessage( |
| DOMMessageFormatter.DOM_DOMAIN, |
| "wf-invalid-character-in-node-name", |
| new Object[]{"Attr", node.getNodeName()}); |
| DOMNormalizer.reportDOMError(fErrorHandler, fError, fLocator, msg, DOMError.SEVERITY_FATAL_ERROR, |
| "wf-invalid-character-in-node-name"); |
| } |
| } |
| } |
| |
| } |
| |
| break; |
| } |
| |
| case Node.COMMENT_NODE: { |
| // only verify well-formness if comments included in the tree |
| if ((features & COMMENTS) != 0) { |
| DOMNormalizer.isCommentWF(fErrorHandler, fError, fLocator, ((Comment) node).getData(), xml11Version); |
| } |
| break; |
| } |
| case Node.ENTITY_REFERENCE_NODE: { |
| // only if entity is preserved in the tree |
| if (verifyNames && (features & ENTITIES) != 0) { |
| CoreDocumentImpl.isXMLName(node.getNodeName(), xml11Version); |
| } |
| break; |
| |
| } |
| case Node.CDATA_SECTION_NODE: { |
| // verify content |
| DOMNormalizer.isXMLCharWF(fErrorHandler, fError, fLocator, node.getNodeValue(), xml11Version); |
| // the ]]> string will be checked during serialization |
| break; |
| } |
| case Node.TEXT_NODE: { |
| DOMNormalizer.isXMLCharWF(fErrorHandler, fError, fLocator, node.getNodeValue(), xml11Version); |
| break; |
| } |
| case Node.PROCESSING_INSTRUCTION_NODE: { |
| ProcessingInstruction pinode = (ProcessingInstruction) node; |
| String target = pinode.getTarget(); |
| if (verifyNames) { |
| if (xml11Version) { |
| wellformed = XML11Char.isXML11ValidName(target); |
| } else { |
| wellformed = XMLChar.isValidName(target); |
| } |
| |
| if (!wellformed) { |
| String msg |
| = DOMMessageFormatter.formatMessage( |
| DOMMessageFormatter.DOM_DOMAIN, |
| "wf-invalid-character-in-node-name", |
| new Object[]{"Element", node.getNodeName()}); |
| DOMNormalizer.reportDOMError( |
| fErrorHandler, |
| fError, |
| fLocator, |
| msg, |
| DOMError.SEVERITY_FATAL_ERROR, |
| "wf-invalid-character-in-node-name"); |
| } |
| } |
| DOMNormalizer.isXMLCharWF(fErrorHandler, fError, fLocator, pinode.getData(), xml11Version); |
| break; |
| } |
| } |
| fLocator.fRelatedNode = null; |
| } |
| |
| private String _getXmlVersion(Node node) { |
| Document doc = (node.getNodeType() == Node.DOCUMENT_NODE) |
| ? (Document) node : node.getOwnerDocument(); |
| if (doc != null) { |
| try { |
| return doc.getXmlVersion(); |
| } // The VM ran out of memory or there was some other serious problem. Re-throw. |
| catch (VirtualMachineError | ThreadDeath vme) { |
| throw vme; |
| } // Ignore all other exceptions and errors |
| catch (Throwable t) { |
| } |
| } |
| return null; |
| } |
| |
| private String _getInputEncoding(Node node) { |
| Document doc = (node.getNodeType() == Node.DOCUMENT_NODE) |
| ? (Document) node : node.getOwnerDocument(); |
| if (doc != null) { |
| try { |
| return doc.getInputEncoding(); |
| } // The VM ran out of memory or there was some other serious problem. Re-throw. |
| catch (VirtualMachineError | ThreadDeath vme) { |
| throw vme; |
| } // Ignore all other exceptions and errors |
| catch (Throwable t) { |
| } |
| } |
| return null; |
| } |
| |
| private String _getXmlEncoding(Node node) { |
| Document doc = (node.getNodeType() == Node.DOCUMENT_NODE) |
| ? (Document) node : node.getOwnerDocument(); |
| if (doc != null) { |
| try { |
| return doc.getXmlEncoding(); |
| } // The VM ran out of memory or there was some other serious problem. Re-throw. |
| catch (VirtualMachineError | ThreadDeath vme) { |
| throw vme; |
| } // Ignore all other exceptions and errors |
| catch (Throwable t) { |
| } |
| } |
| return null; |
| } |
| |
| } //DOMSerializerImpl |