office-gobmx/qadevOOo/runner/util/XMLTools.java
2003-01-27 15:27:53 +00:00

976 lines
No EOL
36 KiB
Java

/*************************************************************************
*
* $RCSfile: XMLTools.java,v $
*
* $Revision: 1.1 $
*
* last change:$Date: 2003-01-27 16:26:52 $
*
* The Contents of this file are made available subject to the terms of
* either of the following licenses
*
* - GNU Lesser General Public License Version 2.1
* - Sun Industry Standards Source License Version 1.1
*
* Sun Microsystems Inc., October, 2000
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2000 by Sun Microsystems, Inc.
* 901 San Antonio Road, Palo Alto, CA 94303, USA
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
*
* Sun Industry Standards Source License Version 1.1
* =================================================
* The contents of this file are subject to the Sun Industry Standards
* Source License Version 1.1 (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.openoffice.org/license.html.
*
* Software provided under this License is provided on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
* WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
* MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
* See the License for the specific provisions governing your rights and
* obligations concerning the Software.
*
* The Initial Developer of the Original Code is: Sun Microsystems, Inc.
*
* Copyright: 2000 by Sun Microsystems, Inc.
*
* All Rights Reserved.
*
* Contributor(s): _______________________________________
*
*
************************************************************************/
package util;
import java.io.PrintWriter ;
import java.util.Vector ;
import java.util.Hashtable ;
import java.util.Enumeration ;
import java.util.HashSet ;
// access the implementations via names
import com.sun.star.uno.XInterface;
import com.sun.star.io.XOutputStream;
import com.sun.star.io.XInputStream;
import com.sun.star.io.XActiveDataSource;
import com.sun.star.ucb.XSimpleFileAccess;
import com.sun.star.lang.XMultiServiceFactory;
import com.sun.star.xml.sax.XDocumentHandler;
import com.sun.star.uno.Any;
import com.sun.star.uno.Type;
import com.sun.star.uno.UnoRuntime;
import com.sun.star.beans.PropertyValue;
import com.sun.star.xml.sax.XLocator;
import com.sun.star.xml.sax.XAttributeList;
import com.sun.star.xml.sax.XParser ;
import com.sun.star.xml.sax.InputSource ;
import com.sun.star.lang.XComponent;
import com.sun.star.document.XExporter;
import com.sun.star.document.XImporter;
import com.sun.star.document.XFilter;
public class XMLTools {
/**
* The implementation of <code>com.sun.star.xml.sax.XAttributeList</code>
* where attributes and their values can be added.
*/
public static class AttributeList implements XAttributeList {
private static class Attribute {
public String Name ;
public String Type ;
public String Value ;
}
private Hashtable attrByName = new Hashtable() ;
private Vector attributes = new Vector() ;
private PrintWriter log = null ;
/**
* Creates a class instance.
*/
public AttributeList() {}
/**
* Constructs a list which will report to <code>log</code>
* specified about each <code>XDocumentHandler</code> method
* call.
*/
public AttributeList(PrintWriter log) {
this.log = log ;
}
public AttributeList(XAttributeList list) {
if (list == null) return ;
for (short i = 0; i < list.getLength(); i++) {
add(list.getNameByIndex(i), list.getTypeByIndex(i),
list.getValueByIndex(i)) ;
}
}
/**
* Adds an attribute with type and value specified.
* @param name The attribute name.
* @param type Value type (usually 'CDATA' used).
* @param value Attribute value.
*/
public void add(String name, String type, String value) {
Attribute attr = new Attribute() ;
attr.Name = name ;
attr.Type = type ;
attr.Value = value ;
attributes.add(attr) ;
attrByName.put(attr.Name, attr) ;
}
/**
* Adds an attribute with value specified. As a type of
* value 'CDATA' string specified.
* @param name The attribute name.
* @param value Attribute value.
*/
public void add(String name, String value) {
add(name, "CDATA", value) ;
}
/**
* Clears all attributes added before.
*/
public void clear() {
attrByName.clear() ;
attributes.clear() ;
}
/***************************************
* XAttributeList methods
****************************************/
public short getLength() {
if (log != null)
log.println("getLength() called -> " + attributes.size()) ;
return (short) attributes.size() ;
}
public String getNameByIndex(short idx) {
String name = ((Attribute) attributes.get(idx)).Name ;
if (log != null)
log.println("getNameByIndex(" + idx + ") called -> '" +
name + "'") ;
return name ;
}
public String getTypeByIndex(short idx) {
String type = ((Attribute) attributes.get(idx)).Type ;
if (log != null)
log.println("getTypeByIndex(" + idx + ") called -> '" +
type + "'") ;
return type;
}
public String getTypeByName(String name) {
String type = ((Attribute) attrByName.get(name)).Type ;
if (log != null)
log.println("getTypeByName('" + name + "') called -> '" +
type + "'") ;
return type;
}
public String getValueByIndex(short idx) {
String value = ((Attribute) attributes.get(idx)).Value ;
if (log != null)
log.println("getValueByIndex(" + idx + ") called -> '" +
value + "'") ;
return value;
}
public String getValueByName(String name) {
String value = ((Attribute) attrByName.get(name)).Value ;
if (log != null)
log.println("getValueByName('" + name + "') called -> '" +
value + "'") ;
return value;
}
}
/**
* This class writes all XML data handled into a stream specified
* in the constructor.
*/
public static class XMLWriter implements XDocumentHandler {
private PrintWriter _log = null ;
private XLocator loc = null;
private String align = "" ;
/**
* Creates a SAX handler which writes all XML data
* handled into a <code>log</code> stream specified.
*/
public XMLWriter(PrintWriter log) {
_log = log ;
}
/**
* Creates a SAX handler which does nothing.
*/
public XMLWriter() {
}
public void processingInstruction(String appl, String data) {
if (_log == null) return ;
_log.println(align + "<?" + appl + " " + data + "?>") ;
}
public void startDocument() {
if (_log == null) return ;
_log.println("START DOCUMENT:") ;
}
public void endDocument() {
if (_log == null) return ;
_log.println("END DOCUMENT:") ;
}
public void setDocumentLocator(XLocator loc) {
if (_log == null) return ;
_log.println("DOCUMENT LOCATOR: ('" + loc.getPublicId() +
"','" + loc.getSystemId() + "')") ;
}
public void startElement(String name, XAttributeList attr) {
if (_log == null) return ;
_log.print(align + "<" + name + " ") ;
if (attr != null) {
short attrLen = attr.getLength() ;
for (short i = 0; i < attrLen; i++) {
if (i != 0) _log.print(align + " ") ;
_log.print(attr.getNameByIndex(i) + "[" +
attr.getTypeByIndex(i) + "]=\"" +
attr.getValueByIndex(i) + "\"") ;
if (i+1 != attrLen) {
_log.println() ;
}
}
}
_log.println(">") ;
align += " " ;
}
public void endElement(String name) {
if (_log == null) return ;
align = align.substring(3) ;
_log.println(align + "</" + name + ">") ;
}
public void characters(String chars) {
if (_log == null) return ;
_log.println(align + chars) ;
}
public void ignorableWhitespace(String sp) {
if (_log == null) return ;
_log.println(sp) ;
}
}
/**
* Checks if the XML structure is well formed (i.e. all tags opened must be
* closed and all tags opened inside a tag must be closed
* inside the same tag). It also checks parameters passed.
* If any collisions found appropriate error message is
* output into a stream specified. No XML data output, i.e.
* no output will be performed if no errors occur.<p>
* After document is completed there is a way to cehck
* if the XML data and structure was valid.
*/
public static class XMLWellFormChecker extends XMLWriter {
protected boolean docStarted = false ;
protected boolean docEnded = false ;
protected Vector tagStack = new Vector() ;
protected boolean wellFormed = true ;
protected boolean noOtherErrors = true ;
protected PrintWriter log = null ;
protected boolean printXMLData = false ;
public XMLWellFormChecker(PrintWriter log) {
super() ;
this.log = log ;
}
public XMLWellFormChecker(PrintWriter log_, boolean printXMLData) {
super(printXMLData ? log_ : null) ;
this.printXMLData = printXMLData ;
this.log = log_ ;
}
/**
* Reset all values. This is important e.g. for test of XFilter
* interface, where 'filter()' method istbstarted twice.
*/
public void reset() {
docStarted = false ;
docEnded = false ;
tagStack = new Vector() ;
wellFormed = true ;
noOtherErrors = true ;
PrintWriter log = null ;
printXMLData = false ;
}
public void startDocument() {
super.startDocument();
if (docStarted) {
printError("Document is started twice.") ;
wellFormed = false ;
}
docStarted = true ;
}
public void endDocument() {
super.endDocument();
if (!docStarted) {
wellFormed = false ;
printError("Document ended but not started.") ;
}
docEnded = true ;
}
public void startElement(String name, XAttributeList attr) {
super.startElement(name, attr);
if (attr == null) {
printError("attribute list passed as parameter to startElement()"+
" method has null value for tag <" + name + ">") ;
noOtherErrors = false ;
}
tagStack.add(0, name) ;
}
public void endElement(String name) {
super.endElement(name);
if (wellFormed) {
if (tagStack.size() == 0) {
wellFormed = false ;
printError("No tags to close (bad closing tag </" + name + ">)") ;
} else {
String startTag = (String) tagStack.elementAt(0) ;
tagStack.remove(0) ;
if (!startTag.equals(name)) {
wellFormed = false ;
printError("Bad closing tag: </" + name +
">; tag expected: </" + startTag + ">");
}
}
}
}
/**
* Checks if there were no errors during document handling.
* I.e. startDocument() and endDocument() must be called,
* XML must be well formed, paramters must be valid.
*/
public boolean isWellFormed() {
if (!docEnded) {
printError("Document was not ended.") ;
wellFormed = false ;
}
return wellFormed && noOtherErrors ;
}
/**
* Prints error message and all tags where error occured inside.
* Also prints "Tag trace" in case if the full XML data isn't
* printed.
*/
public void printError(String msg) {
log.println("!!! Error: " + msg) ;
if (printXMLData) return ;
log.println(" Tag trace :") ;
for (int i = 0; i < tagStack.size(); i++) {
String tag = (String) tagStack.elementAt(i) ;
log.println(" <" + tag + ">") ;
}
}
}
/**
* Beside structure of XML this class also can check existence
* of tags, inner tags, and character data. After document
* completion there is a way to check if required tags and
* character data was found. If there any error occurs an
* appropriate message is output.
*/
public static class XMLTagsChecker extends XMLWellFormChecker {
protected Hashtable tags = new Hashtable() ;
protected Hashtable chars = new Hashtable() ;
protected boolean allOK = true ;
public XMLTagsChecker(PrintWriter log) {
super(log) ;
}
/**
* Adds a tag name which must be contained in the XML data.
*/
public void addTag(String tag) {
tags.put(tag, "") ;
}
/**
* Adds a tag name which must be contained in the XML data and
* must be inside the tag with name <code>outerTag</code>.
*/
public void addTagEnclosed(String tag, String outerTag) {
tags.put(tag, outerTag) ;
}
/**
* Adds a character data which must be contained in the XML data.
*/
public void addCharacters(String ch) {
chars.put(ch, "") ;
}
/**
* Adds a character data which must be contained in the XML data and
* must be inside the tag with name <code>outerTag</code>.
*/
public void addCharactersEnclosed(String ch, String outerTag) {
chars.put(ch, outerTag) ;
}
public void startElement(String name, XAttributeList attrs) {
super.startElement(name, attrs) ;
if (tags.containsKey(name)) {
String outerTag = (String) tags.get(name);
if (!outerTag.equals("")) {
boolean isInTag = false ;
for (int i = 0; i < tagStack.size(); i++) {
if (outerTag.equals((String) tagStack.elementAt(i))) {
isInTag = true ;
break ;
}
}
if (!isInTag) {
printError("Required tag <" + name + "> found, but is not enclosed in tag <" +
outerTag + ">") ;
allOK = false ;
}
}
tags.remove(name) ;
}
}
public void characters(String ch) {
super.characters(ch) ;
ch.trim() ;
if (chars.containsKey(ch)) {
String outerTag = (String) chars.get(ch);
if (!outerTag.equals("")) {
boolean isInTag = false ;
for (int i = 0; i < tagStack.size(); i++) {
if (outerTag.equals((String) tagStack.elementAt(i))) {
isInTag = true ;
break ;
}
}
if (!isInTag) {
printError("Required characters '" + ch + "' found, but are not enclosed in tag <" +
outerTag + ">") ;
allOK = false ;
}
}
chars.remove(ch) ;
}
}
/**
* Checks if the XML data was valid and well formed and if
* all necessary tags and character data was found.
*/
public boolean checkTags() {
allOK &= isWellFormed() ;
Enumeration badTags = tags.keys() ;
Enumeration badChars = chars.keys() ;
if (badTags.hasMoreElements()) {
allOK = false ;
log.println("Required tags were not found in export :") ;
while(badTags.hasMoreElements()) {
log.println(" <" + ((String) badTags.nextElement()) + ">") ;
}
}
if (badChars.hasMoreElements()) {
allOK = false ;
log.println("Required characters were not found in export :") ;
while(badChars.hasMoreElements()) {
log.println(" <" + ((String) badChars.nextElement()) + ">") ;
}
}
reset();
return allOK ;
}
}
/**
* Represents an XML tag which must be found in XML data written.
* This tag can contain only its name or tag name and attribute
* name, or attribute value additionally.
*/
public static class Tag {
private String name = null;
private String[][] attrList = new String[0][3] ;
/**
* Creates tag which has only a name. Attributes don't make sense.
* @param tagName The name of the tag.
*/
public Tag(String tagName) {
name = tagName ;
}
/**
* Creates a tag with the name specified, which must have an
* attribute with name specified. The value of this attribute
* doesn't make sense.
* @param tagName The name of the tag.
* @param attrName The name of attribute which must be contained
* in the tag.
*/
public Tag(String tagName, String attrName) {
name = tagName ;
attrList = new String[1][3] ;
attrList[0][0] = attrName ;
}
/**
* Creates a tag with the name specified, which must have an
* attribute with the value specified. The type of value
* assumed to be 'CDATA'.
* @param tagName The name of the tag.
* @param attrName The name of attribute which must be contained
* in the tag.
* @param attrValue Attribute value.
*/
public Tag(String tagName, String attrName, String attrValue) {
name = tagName ;
attrList = new String[1][3] ;
attrList[0][0] = attrName ;
attrList[0][1] = "CDATA" ;
attrList[0][2] = attrValue ;
}
/**
* Creates a tag with the name specified, which must have
* attributes specified. The value of thesee attributes
* doesn't make sense.
* @param tagName The name of the tag.
* @param attrNames Array with names of attributes which must
* be contained in the tag.
*/
public Tag(String tagName, String[] attrNames) {
name = tagName ;
attrList = new String[attrNames.length][3] ;
for (int i = 0; i < attrNames.length; i++) {
attrList[i][0] = attrNames[i] ;
}
}
/**
* Creates a tag with the name specified, which must have an
* attributes with their values specified. The type of all values
* assumed to be 'CDATA'.
* @param tagName The name of the tag.
* @param attrValues An array with attribute names and their values.
* <code>attrValues[N][0]</code> element contains the name of Nth
* attribute, and <code>attrValues[N][1]</code> element contains
* value of Nth attribute, if value is <code>null</code> then the
* attribute value can be any.
*/
public Tag(String tagName, String[][] attrValues) {
name = tagName ;
attrList = new String[attrValues.length][3] ;
for (int i = 0; i < attrValues.length; i++) {
attrList[i][0] = attrValues[i][0] ;
attrList[i][1] = "CDATA" ;
attrList[i][2] = attrValues[i][1] ;
}
}
/**
* Gets tag String description.
*/
public String toString() {
String ret = "<" + name ;
for (int i = 0; i < attrList.length; i++) {
ret += " " + attrList[i][0] + "=";
if (attrList[i][2] == null) {
ret += "(not specified)";
} else {
ret += "\"" + attrList[i][2] + "\"";
}
}
ret += ">";
return ret ;
}
protected boolean checkAttr(int attrListIdx, XAttributeList list) {
short j = 0 ;
int listLen = list.getLength();
while(j < listLen) {
if (attrList[attrListIdx][0].equals(list.getNameByIndex(j))) {
if (attrList[attrListIdx][2] == null) return true ;
return attrList[attrListIdx][2].equals(list.getValueByIndex(j)) ;
}
j++ ;
}
return false ;
}
/**
* Checks if this tag matches tag passed in parameters.
* I.e. if tag specifies only it's name it mathes if names
* are equal (attributes don't make sense). If there are
* some attributes names specified in this tag method checks
* if all names present in attribute list <code>list</code>
* (attributes' values don't make sense). If attributes specified
* with values method checks if these attributes exist and
* have appropriate values.
*/
public boolean isMatchTo(String tagName, XAttributeList list) {
if (!name.equals(tagName)) return false;
boolean result = true ;
for (int i = 0; i < attrList.length; i++) {
result &= checkAttr(i, list) ;
}
return result ;
}
}
/**
* Class realises extended XML data checking. It has possibilities
* to check if a tag exists, if it has some attributes with
* values, and if this tag is contained in another tag (which
* also can specify any attributes). It can check if some
* character data exists inside any tag specified.
*/
public static class XMLChecker extends XMLWellFormChecker {
protected HashSet tagSet = new HashSet() ;
protected Vector tags = new Vector() ;
protected Vector chars = new Vector() ;
protected Vector tagStack = new Vector() ;
protected Vector attrStack = new Vector() ;
public XMLChecker(PrintWriter log, boolean writeXML) {
super(log, writeXML) ;
}
public void addTag(Tag tag) {
tags.add(new Tag[] {tag, null}) ;
tagSet.add(tag.name) ;
}
public void addTagEnclosed(Tag tag, Tag outerTag) {
tags.add(new Tag[] {tag, outerTag}) ;
tagSet.add(tag.name) ;
}
public void addCharacters(String ch) {
chars.add(new Object[] {ch.trim(), null}) ;
}
public void addCharactersEnclosed(String ch, Tag outerTag) {
chars.add(new Object[] {ch.trim(), outerTag}) ;
}
public void startElement(String name, XAttributeList attr) {
try {
super.startElement(name, attr);
if (tagSet.contains(name)) {
for (int i = 0; i < tags.size(); i++) {
Tag[] tag = (Tag[]) tags.elementAt(i);
if (tag[0].isMatchTo(name, attr)) {
if (tag[1] == null) {
tags.remove(i--);
} else {
boolean isInStack = false ;
for (int j = 0; j < tagStack.size(); j++) {
if (tag[1].isMatchTo((String) tagStack.elementAt(j),
(XAttributeList) attrStack.elementAt(j))) {
isInStack = true ;
break ;
}
}
if (isInStack) {
tags.remove(i--) ;
}
}
}
}
}
tagStack.add(0, name) ;
attrStack.add(0, new AttributeList(attr));
} catch (Exception e) {
e.printStackTrace(log);
}
}
public void characters(String ch) {
super.characters(ch) ;
ch.trim();
for (int i = 0; i < chars.size(); i++) {
Object[] chr = (Object[]) chars.elementAt(i);
if (((String) chr[0]).equals(ch)) {
if (chr[1] == null) {
chars.remove(i--);
} else {
boolean isInStack = false ;
for (int j = 0; j < tagStack.size(); j++) {
if (((Tag) chr[1]).isMatchTo((String) tagStack.elementAt(j),
(XAttributeList) attrStack.elementAt(j))) {
isInStack = true ;
break ;
}
}
if (isInStack) {
chars.remove(i--) ;
}
}
}
}
}
public void endElement(String name) {
try {
super.endElement(name);
if (tagStack.size() > 0) {
tagStack.remove(0) ;
attrStack.remove(0) ;
}
} catch(Exception e) {
e.printStackTrace(log) ;
}
}
public boolean check() {
if (tags.size()> 0) {
log.println("!!! Error: Some tags were not found :") ;
for (int i = 0; i < tags.size(); i++) {
Tag[] tag = (Tag[]) tags.elementAt(i) ;
log.println(" Tag " + tag[0] + " was not found");
if (tag[1] != null)
log.println(" inside tag " + tag[1]) ;
}
}
if (chars.size() > 0) {
log.println("!!! Error: Some character data blocks were not found :") ;
for (int i = 0; i < chars.size(); i++) {
Object[] ch = (Object[]) chars.elementAt(i) ;
log.println(" Character data \"" + ch[0] + "\" was not found ") ;
if (ch[1] != null)
log.println(" inside tag " + ch[1]) ;
}
}
if (!isWellFormed())
log.println("!!! Some errors were found in XML structure") ;
boolean result = tags.size() == 0 && chars.size() == 0 && isWellFormed();
reset();
return result;
}
}
/**
* Creates <code>XDocumentHandler</code> implementation in form
* of <code>com.sun.star.xml.sax.Writer</code> service, which
* writes XML data into a <code>com.sun.star.io.Pipe</code>
* created.
* @return Single element array which contains the handler
* contained in <code>Any</code> structure.
*/
public static Object[] getDocumentHandler(XMultiServiceFactory xMSF) {
Object[] ret = new Object[1];
try {
XInterface Writer = (XInterface) xMSF.createInstance(
"com.sun.star.xml.sax.Writer");
XInterface oPipe = (XInterface) xMSF.createInstance
( "com.sun.star.io.Pipe" );
XOutputStream xPipeOutput = (XOutputStream) UnoRuntime.
queryInterface(XOutputStream.class, oPipe) ;
XActiveDataSource xADS = (XActiveDataSource)
UnoRuntime.queryInterface(XActiveDataSource.class,Writer);
xADS.setOutputStream(xPipeOutput);
XDocumentHandler handler = (XDocumentHandler)
UnoRuntime.queryInterface(XDocumentHandler.class,Writer);
Any arg = new Any(new Type(XDocumentHandler.class),handler);
ret[0] = arg;
} catch (com.sun.star.uno.Exception e) {
e.printStackTrace();
}
return ret;
}
public static PropertyValue[] createMediaDescriptor(String[] propNames, Object[] values) {
PropertyValue[] props = new PropertyValue[propNames.length] ;
for (int i = 0; i < props.length; i++) {
props[i] = new PropertyValue() ;
props[i].Name = propNames[i] ;
if (values != null && i < values.length) {
props[i].Value = values[i] ;
}
}
return props ;
}
/**
* Gets the hanlder, which writes all the XML data passed to the
* file specified.
* @param xMSF Soffice <code>ServiceManager</code> factory.
* @param fileURL The file URL (in form file:///<path>) to which
* XML data is written.
* @return SAX handler to which XML data has to be written.
*/
public static XDocumentHandler getFileXMLWriter(XMultiServiceFactory xMSF, String fileURL)
throws com.sun.star.uno.Exception
{
XInterface oFacc = (XInterface)xMSF.createInstance(
"com.sun.star.comp.ucb.SimpleFileAccess");
XSimpleFileAccess xFacc = (XSimpleFileAccess)UnoRuntime.queryInterface
(XSimpleFileAccess.class, oFacc) ;
XInterface oWriter = (XInterface)xMSF.createInstance(
"com.sun.star.xml.sax.Writer");
XActiveDataSource xWriterDS = (XActiveDataSource)
UnoRuntime.queryInterface(XActiveDataSource.class, oWriter);
XDocumentHandler xDocHandWriter = (XDocumentHandler) UnoRuntime.queryInterface
(XDocumentHandler.class, oWriter) ;
if (xFacc.exists(fileURL))
xFacc.kill(fileURL);
XOutputStream fOut = xFacc.openFileWrite(fileURL) ;
xWriterDS.setOutputStream(fOut);
return xDocHandWriter ;
}
/**
* Parses XML file and passes its data to the SAX handler specified.
* @param xMSF Soffice <code>ServiceManager</code> factory.
* @param fileURL XML file name (in form file:///<path>) to be parsed.
* @param handler SAX handler to which XML data from file will
* be transferred.
*/
public static void parseXMLFile(XMultiServiceFactory xMSF,
String fileURL, XDocumentHandler handler) throws com.sun.star.uno.Exception
{
XInterface oFacc = (XInterface)xMSF.createInstance(
"com.sun.star.comp.ucb.SimpleFileAccess");
XSimpleFileAccess xFacc = (XSimpleFileAccess)UnoRuntime.queryInterface
(XSimpleFileAccess.class, oFacc) ;
XInputStream oIn = xFacc.openFileRead(fileURL) ;
XInterface oParser = (XInterface)xMSF.createInstance(
"com.sun.star.xml.sax.Parser");
XParser xParser = (XParser) UnoRuntime.queryInterface(XParser.class, oParser);
xParser.setDocumentHandler(handler) ;
InputSource inSrc = new InputSource() ;
inSrc.aInputStream = oIn ;
xParser.parseStream(inSrc) ;
oIn.closeInput();
}
/**
* Exports document (the whole or a part) into the file specified
* in XML format.
* @param xMSF Soffice <code>ServiceManager</code> factory.
* @param xDoc Document to be exported.
* @param docType Type of document (for example 'Calc', 'Writer', 'Draw')
* The type must start with <b>capital</b> letter.
* @param exportType The type of export specifies if the whole
* document will be exported or one of its parts (Meta info, Styles, etc.).
* The following types supported (it also depends of document type) :
* "" (empty string) - for the whole document ;
* "Content" - only content exported ;
* "Meta" - meta document info exported ;
* "Settings" - view settings of document exported ;
* "Styles" - document styles exported ;
* @param fileURL XML file name (in form file:///<path>) to be exported to.
*/
public static void exportDocument(XMultiServiceFactory xMSF, XComponent xDoc,
String docType, String exportType, String fileURL)
throws com.sun.star.uno.Exception {
XDocumentHandler xDocHandWriter = XMLTools.getFileXMLWriter(xMSF, fileURL) ;
Any arg = new Any(new Type(XDocumentHandler.class), xDocHandWriter);
XInterface oExp = (XInterface)xMSF.createInstanceWithArguments(
"com.sun.star.comp." + docType + ".XML" + exportType + "Exporter",
new Object[] {arg});
XExporter xExp = (XExporter) UnoRuntime.queryInterface
(XExporter.class, oExp) ;
xExp.setSourceDocument(xDoc) ;
XFilter filter = (XFilter) UnoRuntime.queryInterface(XFilter.class, oExp) ;
filter.filter(XMLTools.createMediaDescriptor(
new String[] {"FilterName"},
new Object[] {"Custom filter"})) ;
}
/**
* Imports document (the whole or a part) from the file specified
* in XML format.
* @param xMSF Soffice <code>ServiceManager</code> factory.
* @param xDoc Target document to be imported.
* @param docType Type of document (for example 'Calc', 'Writer', 'Draw')
* The type must start with <b>capital</b> letter.
* @param exportType The type of export specifies if the whole
* document will be exported or one of its parts (Meta info, Styles, etc.).
* The following types supported (it hardly depends of XML data in file) :
* "" (empty string) - for the whole document ;
* "Content" - only content exported ;
* "Meta" - meta document info exported ;
* "Settings" - view settings of document exported ;
* "Styles" - document styles exported ;
* @param fileURL XML file name (in form file:///<path>) to be imported from.
*/
public static void importDocument(XMultiServiceFactory xMSF, XComponent xDoc,
String docType, String importType, String fileURL)
throws com.sun.star.uno.Exception {
XInterface oImp = (XInterface)xMSF.createInstance(
"com.sun.star.comp." + docType + ".XML" + importType + "Importer");
XImporter xImp = (XImporter) UnoRuntime.queryInterface
(XImporter.class, oImp) ;
XDocumentHandler xDocHandImp = (XDocumentHandler) UnoRuntime.queryInterface
(XDocumentHandler.class, oImp) ;
xImp.setTargetDocument(xDoc) ;
parseXMLFile(xMSF, fileURL, xDocHandImp) ;
}
}