From 18e479e2131f9931dce25de735d333710ee4814d Mon Sep 17 00:00:00 2001 From: Michael Koch Date: Tue, 19 Apr 2005 12:19:44 +0000 Subject: [multiple changes] 2005-04-19 Andrew John Hughes * gnu/xml/dom/html2/DomHTMLParser.java: Changed 'enum' references to become 'enumeration'. 2005-04-19 Audrius Meskauskas * gnu/xml/dom/html2/DomHTMLParser.java: New file. 2005-04-19 Andrew John Hughes * gnu/javax/swing/text/html/parser/htmlAttributeSet.java: (getAttributeNames()): Replaced 'enum' with 'enumeration'. * gnu/javax/swing/text/html/parser/htmlValidator.java: (validateParameters(TagElement,htmlAttributeSet)): Replaced 'enum' with 'enumeration'. (validateAttribute(TagElement,htmlAttributeSet,Enumeration,Enumeration)): Likewise. 2005-04-19 Audrius Meskauskas * javax/swing/text/html/parser/Entity.java (getType): New method. * javax/swing/text/html/parser/DocumentParser.java: Inherit from javax.swing.text.html.parser.Parser. 2005-04-19 Chris Burdess * gnu/xml/dom/html2/DomHTMLDocument.java: Fixed element creation and check for HTML/XHTML namespace. 2005-04-19 Audrius Meskauskas * javax/swing/text/html/parser/Parser.java, javax/swing/text/html/parser/Entity.java: Inheriting from DTDConstants. * javax/swing/text/html/parser/AttributeList.java (getValues): Changed return type. * javax/swing/text/html/parser/DocumentParser (parse): Adding the callback parameter that receives the parsing events. 2005-04-19 Chris Burdess * gnu/xml/dom/DomImpl.java, gnu/xml/dom/html2/DomHTMLAnchorElement.java, gnu/xml/dom/html2/DomHTMLDocument.java, gnu/xml/dom/html2/DomHTMLElement.java, gnu/xml/dom/html2/DomHTMLFormElement.java, gnu/xml/dom/html2/DomHTMLFrameElement.java, gnu/xml/dom/html2/DomHTMLIFrameElement.java, gnu/xml/dom/html2/DomHTMLImpl.java, gnu/xml/dom/html2/DomHTMLInputElement.java, gnu/xml/dom/html2/DomHTMLObjectElement.java, gnu/xml/dom/html2/DomHTMLOptionElement.java, gnu/xml/dom/html2/DomHTMLSelectElement.java, gnu/xml/dom/html2/DomHTMLTableCellElement.java, gnu/xml/dom/html2/DomHTMLTableElement.java, gnu/xml/dom/html2/DomHTMLTableRowElement.java, gnu/xml/dom/html2/DomHTMLTableSectionElement.java, gnu/xml/dom/html2/DomHTMLTextAreaElement.java: JAXP integration, UI events, and tree utility functions. 2005-04-19 Michael Koch * gnu/javax/swing/text/html/parser/HTML_401F.java, gnu/javax/swing/text/html/parser/gnuDTD.java, gnu/javax/swing/text/html/parser/models/node.java: Reworked import statements. 2005-04-19 Audrius Meskauskas, Lithuania * javax/swing/text/html/HTMLDocument.java: New file. 2005-04-19 Michael Koch * javax/swing/text/html/HTMLFrameHyperlinkEvent.java: Reformatted. * javax/swing/text/html/parser/AttributeList.java: Fixed order of modifiers. (AttributeList): Made final. * javax/swing/text/html/parser/ContentModel.java: Fixed html characters in javadocs. * javax/swing/text/html/parser/DTD.java (DTD): Don't implement java.io.Serializable directly. (getElement): Simplified. * javax/swing/text/html/parser/DTDConstants.java: Reformatted file. * javax/swing/text/html/parser/Element.java: Fixed order of modifiers. * javax/swing/text/html/parser/Parser.java: Reformatted. Don't use fully-qualified class names. * javax/swing/text/html/parser/ParserDelegator.java: Fixed order of modifiers. * javax/swing/text/rtf/RTFParser.java: Re-ordered import statements. * javax/swing/text/rtf/RTFScanner.java: Removed unused import statement. 2005-04-19 Chris Burdess * gnu/xml/dom/html2/DomHTMLButtonElement.java, gnu/xml/dom/html2/DomHTMLCollection.java, gnu/xml/dom/html2/DomHTMLDocument.java, gnu/xml/dom/html2/DomHTMLElement.java: Extensions for new element types. * gnu/xml/dom/html2/DomHTMLDListElement.java, gnu/xml/dom/html2/DomHTMLDirectoryElement.java, gnu/xml/dom/html2/DomHTMLDivElement.java, gnu/xml/dom/html2/DomHTMLFieldSetElement.java, gnu/xml/dom/html2/DomHTMLFontElement.java, gnu/xml/dom/html2/DomHTMLFormElement.java, gnu/xml/dom/html2/DomHTMLFrameElement.java, gnu/xml/dom/html2/DomHTMLFrameSetElement.java, gnu/xml/dom/html2/DomHTMLHRElement.java, gnu/xml/dom/html2/DomHTMLHeadElement.java, gnu/xml/dom/html2/DomHTMLHeadingElement.java, gnu/xml/dom/html2/DomHTMLHtmlElement.java, gnu/xml/dom/html2/DomHTMLIFrameElement.java, gnu/xml/dom/html2/DomHTMLImageElement.java, gnu/xml/dom/html2/DomHTMLInputElement.java, gnu/xml/dom/html2/DomHTMLIsIndexElement.java, gnu/xml/dom/html2/DomHTMLLIElement.java, gnu/xml/dom/html2/DomHTMLLabelElement.java, gnu/xml/dom/html2/DomHTMLLegendElement.java, gnu/xml/dom/html2/DomHTMLLinkElement.java, gnu/xml/dom/html2/DomHTMLMapElement.java, gnu/xml/dom/html2/DomHTMLMenuElement.java, gnu/xml/dom/html2/DomHTMLMetaElement.java, gnu/xml/dom/html2/DomHTMLModElement.java, gnu/xml/dom/html2/DomHTMLOListElement.java, gnu/xml/dom/html2/DomHTMLObjectElement.java, gnu/xml/dom/html2/DomHTMLOptGroupElement.java, gnu/xml/dom/html2/DomHTMLOptionElement.java, gnu/xml/dom/html2/DomHTMLParagraphElement.java, gnu/xml/dom/html2/DomHTMLParamElement.java, gnu/xml/dom/html2/DomHTMLPreElement.java, gnu/xml/dom/html2/DomHTMLQuoteElement.java, gnu/xml/dom/html2/DomHTMLScriptElement.java, gnu/xml/dom/html2/DomHTMLSelectElement.java, gnu/xml/dom/html2/DomHTMLStyleElement.java, gnu/xml/dom/html2/DomHTMLTableCaptionElement.java, gnu/xml/dom/html2/DomHTMLTableCellElement.java, gnu/xml/dom/html2/DomHTMLTableColElement.java, gnu/xml/dom/html2/DomHTMLTableElement.java, gnu/xml/dom/html2/DomHTMLTableRowElement.java, gnu/xml/dom/html2/DomHTMLTableSectionElement.java, gnu/xml/dom/html2/DomHTMLTextAreaElement.java, gnu/xml/dom/html2/DomHTMLTitleElement.java, gnu/xml/dom/html2/DomHTMLUListElement.java: New files. 2005-04-19 Audrius Meskauskas * javax/swing/text/ChangedCharSetException.java, javax/swing/text/html/HTMLEditorKit.java, javax/swing/text/html/HTMLFrameHyperlinkEvent.java, javax/swing/text/html/parser/AttributeList.java, javax/swing/text/html/parser/ContentModel.java, javax/swing/text/html/parser/DocumentParser.java, javax/swing/text/html/parser/DTD.java, javax/swing/text/html/parser/DTDConstants.java, javax/swing/text/html/parser/Element.java, javax/swing/text/html/parser/Entity.java, javax/swing/text/html/parser/Parser.java, javax/swing/text/html/parser/TagElement.java, gnu/javax/swing/text/html/package.html, gnu/javax/swing/text/html/parser/gnuDTD.java, gnu/javax/swing/text/html/parser/HTML_401F.java, gnu/javax/swing/text/html/parser/htmlAttributeSet.java, gnu/javax/swing/text/html/parser/htmlValidator.java, gnu/javax/swing/text/html/parser/package.html, gnu/javax/swing/text/html/parser/models/list.java, gnu/javax/swing/text/html/parser/models/node.java, gnu/javax/swing/text/html/parser/models/noTagModel.java, gnu/javax/swing/text/html/parser/models/package.html, gnu/javax/swing/text/html/parser/models/PCDATAonly_model.java, gnu/javax/swing/text/html/parser/models/TableRowContentModel.java, gnu/javax/swing/text/html/parser/models/transformer.java, gnu/javax/swing/text/html/parser/support/gnuStringIntMapper.java, gnu/javax/swing/text/html/parser/support/package.html, gnu/javax/swing/text/html/parser/support/parameterDefaulter.java, gnu/javax/swing/text/html/parser/support/Parser.java, gnu/javax/swing/text/html/parser/support/textPreProcessor.java, gnu/javax/swing/text/html/parser/support/low/Buffer.java, gnu/javax/swing/text/html/parser/support/low/Constants.java, gnu/javax/swing/text/html/parser/support/low/Location.java, gnu/javax/swing/text/html/parser/support/low/node.java, gnu/javax/swing/text/html/parser/support/low/package.html, gnu/javax/swing/text/html/parser/support/low/ParseException.java, gnu/javax/swing/text/html/parser/support/low/pattern.java, gnu/javax/swing/text/html/parser/support/low/Queue.java, gnu/javax/swing/text/html/parser/support/low/ReaderTokenizer.java: New files. * javax/swing/text/html/HTML.java, javax/swing/text/html/parser/ParserDelegator.java: New files (replacing). * javax/swing/text/html/package.html, javax/swing/text/html/parser/package.html: Documenting the packages. 2005-04-19 Chris Burdess * gnu/xml/dom/html2/DomHTMLAnchorElement.java, gnu/xml/dom/html2/DomHTMLAppletElement.java, gnu/xml/dom/html2/DomHTMLAreaElement.java, gnu/xml/dom/html2/DomHTMLBaseElement.java, gnu/xml/dom/html2/DomHTMLBaseFontElement.java, gnu/xml/dom/html2/DomHTMLBodyElement.java, gnu/xml/dom/html2/DomHTMLBRElement.java, gnu/xml/dom/html2/DomHTMLButtonElement.java, gnu/xml/dom/html2/DomHTMLCollection.java, gnu/xml/dom/html2/DomHTMLDocument.java, gnu/xml/dom/html2/DomHTMLElement.java: New files. 2005-04-19 Michael Koch * Makefile.am: Added new files. * Makefile.in: Regenerated. From-SVN: r98406 --- libjava/gnu/xml/dom/html2/DomHTMLParser.java | 266 +++++++++++++++++++++++++++ 1 file changed, 266 insertions(+) create mode 100644 libjava/gnu/xml/dom/html2/DomHTMLParser.java (limited to 'libjava/gnu/xml/dom/html2/DomHTMLParser.java') diff --git a/libjava/gnu/xml/dom/html2/DomHTMLParser.java b/libjava/gnu/xml/dom/html2/DomHTMLParser.java new file mode 100644 index 00000000000..f1b970e1264 --- /dev/null +++ b/libjava/gnu/xml/dom/html2/DomHTMLParser.java @@ -0,0 +1,266 @@ +/* DomHTMLParser.java -- + Copyright (C) 2005 Free Software Foundation, Inc. + +This file is part of GNU Classpath. + +GNU Classpath is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 2, or (at your option) +any later version. + +GNU Classpath is distributed in the hope that it will be useful, but +WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +General Public License for more details. + +You should have received a copy of the GNU General Public License +along with GNU Classpath; see the file COPYING. If not, write to the +Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA +02111-1307 USA. + +Linking this library statically or dynamically with other modules is +making a combined work based on this library. Thus, the terms and +conditions of the GNU General Public License cover the whole +combination. + +As a special exception, the copyright holders of this library give you +permission to link this library with independent modules to produce an +executable, regardless of the license terms of these independent +modules, and to copy and distribute the resulting executable under +terms of your choice, provided that you also meet, for each linked +independent module, the terms and conditions of the license of that +module. An independent module is a module which is not derived from +or based on this library. If you modify this library, you may extend +this exception to your version of the library, but you are not +obligated to do so. If you do not wish to do so, delete this +exception statement from your version. */ + + +package gnu.xml.dom.html2; + +import gnu.javax.swing.text.html.parser.support.Parser; + +import java.io.IOException; +import java.io.Reader; + +import java.util.Enumeration; +import java.util.Iterator; +import java.util.LinkedList; + +import javax.swing.text.AttributeSet; +import javax.swing.text.html.HTML; +import javax.swing.text.html.parser.DTD; +import javax.swing.text.html.parser.TagElement; + +import org.w3c.dom.NamedNodeMap; +import org.w3c.dom.Node; +import org.w3c.dom.html2.HTMLDocument; + +/** + * This parser reads HTML from the given stream and stores into + * {@link HTMLDocument}. The HTML tag becomes the {@link Node}. + * The tag attributes become the node attributes. The text inside + * HTML tag is inserted as one or several text nodes. The nested + * HTML tags are inserted as child nodes. + * + * If the strict tree structure, closing the tag means closing all + * nested tags. To work around this, this parser closes the nested + * tags and immediately reopens them after the closed tag. + * In this way, <b><i>c</b>d + * is parsed as <b><i>c</i></b><i>d . + * + * @author Audrius Meskauskas (AudriusA@Bioinformatics.org) + */ +public class DomHTMLParser + extends gnu.javax.swing.text.html.parser.support.Parser +{ + /** + * The target where HTML document will be inserted. + */ + protected DomHTMLDocument document; + + /** + * The subsequently created new nodes will be inserted as the + * childs of this cursor. + */ + protected Node cursor; + + /** + * Create parser using the given DTD. + * + * @param dtd the DTD (for example, + * {@link gnu.javax.swing.text.html.parser.HTML_401F}). + */ + public DomHTMLParser(DTD dtd) + { + super(dtd); + } + + /** + * Parse SGML insertion ( <! ... > ). + * Currently just treats it as comment. + */ + public boolean parseMarkupDeclarations(StringBuffer strBuff) + throws java.io.IOException + { + Node c = document.createComment(strBuff.toString()); + cursor.appendChild(c); + return false; + } + + /** + * Read the document, present in the given stream, and + * return the corresponding {@link HTMLDocument}. + * + * @param input a stream to read from. + * @return a document, reflecting the structure of the provided HTML + * text. + * + * @throws IOException if the reader throws one. + */ + public HTMLDocument parseDocument(Reader input) + throws IOException + { + try + { + document = new DomHTMLDocument(); + + cursor = document; + + parse(input); + + DomHTMLDocument h = document; + document = null; + return h; + } + catch (Exception ex) + { + ex.printStackTrace(); + throw new IOException("Exception: " + ex.getMessage()); + } + } + + /** + * Create a new node. + * @param name the name of node, case insensitive. + * @return the created node. + */ + protected Node createNode(String name) + { + Node new_node = document.createElement(name.toLowerCase()); + AttributeSet hatts = getAttributes(); + NamedNodeMap natts = new_node.getAttributes(); + + Enumeration enumeration = hatts.getAttributeNames(); + Object key; + Node attribute; + + while (hatts != null) + { + while (enumeration.hasMoreElements()) + { + key = enumeration.nextElement(); + attribute = document.createAttribute(key.toString()); + attribute.setNodeValue(hatts.getAttribute(key).toString()); + natts.setNamedItem(attribute); + } + + // The default values are stored in a parent node. + hatts = hatts.getResolveParent(); + } + + return new_node; + } + + /** + * Handle comment by inserting the comment node. + * @param text the comment text. + */ + protected void handleComment(char[] text) + { + Node c = document.createComment(new String(text)); + cursor.appendChild(c); + } + + /** + * Handle the tag with no content. + * @param tag the tag to handle. + */ + protected void handleEmptyTag(TagElement tag) + { + String name = tag.getHTMLTag().toString(); + + if (name.equalsIgnoreCase("#pcdata")) + return; + + Node c = createNode(name); + cursor.appendChild(c); + } + + /** + * Close the given tag. Close and reopen all nested tags. + * @param tag the tag to close. + */ + protected void handleEndTag(TagElement tag) + { + String name = tag.getHTMLTag().toString(); + String nname = cursor.getNodeName(); + + // Closing the current tag. + if (nname != null && nname.equalsIgnoreCase(name)) + { + cursor = cursor.getParentNode(); + } + else + { + Node nCursor = cursor.getParentNode(); + + // Remember the opened nodes. + LinkedList open = new LinkedList(); + Node close = cursor; + while (close != null && !close.getNodeName().equalsIgnoreCase(name)) + { + if (close != document) + open.addFirst(close); + close = close.getParentNode(); + } + + if (close == null) + cursor = document; + else + cursor = close.getParentNode(); + + // Insert the copies of the opened nodes. + Iterator iter = open.iterator(); + while (iter.hasNext()) + { + Node item = (Node) iter.next(); + Node copy = item.cloneNode(true); + cursor.appendChild(copy); + cursor = copy; + } + } + } + + /** + * Handle the start tag by inserting the HTML element. + * @param tag the tag to handle. + */ + protected void handleStartTag(TagElement tag) + { + HTML.Tag h = tag.getHTMLTag(); + Node c = createNode(h.toString()); + cursor.appendChild(c); + cursor = c; + } + + /** + * Handle text by inserting the text node. + * @param text the text to insert. + */ + protected void handleText(char[] text) + { + Node c = document.createTextNode(text, 0, text.length); + cursor.appendChild(c); + } +} -- cgit v1.2.3