下面列出了怎么用javax.xml.transform.ErrorListener的API类实例代码及写法，或者点击链接到github查看源代码。
/**
* Warn the user of a problem.
*
* @param msg An error msgkey that corresponds to one of the constants found
* in {@link org.apache.xpath.res.XPATHErrorResources}, which is
* a key for a format string.
* @param args An array of arguments represented in the format string, which
* may be null.
*
* @throws TransformerException if the current ErrorListoner determines to
* throw an exception.
*/
void warn(String msg, Object[] args) throws TransformerException
{
String fmsg = XSLMessages.createXPATHWarning(msg, args);
ErrorListener ehandler = this.getErrorListener();
if (null != ehandler)
{
// TO DO: Need to get stylesheet Locator from here.
ehandler.warning(new TransformerException(fmsg, m_sourceLocator));
}
else
{
// Should never happen.
System.err.println(fmsg);
}
}
public XMLFilter newXMLFilter(Templates templates)
throws TransformerConfigurationException {
try {
return new com.sun.org.apache.xalan.internal.xsltc.trax.TrAXFilter(templates);
}
catch(TransformerConfigurationException e1) {
if (_xsltcFactory == null) {
createXSLTCTransformerFactory();
}
ErrorListener errorListener = _xsltcFactory.getErrorListener();
if(errorListener != null) {
try {
errorListener.fatalError(e1);
return null;
}
catch( TransformerException e2) {
new TransformerConfigurationException(e2);
}
}
throw e1;
}
}
/**
* Receive notification of a XSLT processing warning.
*
* @param e The warning information encoded as an exception.
*
* @throws org.xml.sax.SAXException that wraps a
* {@link javax.xml.transform.TransformerException} if the current
* {@link javax.xml.transform.ErrorListener#warning}
* method chooses to flag this condition as an error.
*/
public void warning(org.xml.sax.SAXParseException e)
throws org.xml.sax.SAXException
{
String formattedMsg = e.getMessage();
SAXSourceLocator locator = getLocator();
ErrorListener handler = m_stylesheetProcessor.getErrorListener();
try
{
handler.warning(new TransformerException(formattedMsg, locator));
}
catch (TransformerException te)
{
throw new org.xml.sax.SAXException(te);
}
}
/**
* Notify the user of an error, and probably throw an
* exception.
*
* @param msg An error msgkey that corresponds to one of the constants found
* in {@link com.sun.org.apache.xpath.internal.res.XPATHErrorResources}, which is
* a key for a format string.
* @param args An array of arguments represented in the format string, which
* may be null.
*
* @throws TransformerException if the current ErrorListoner determines to
* throw an exception.
*/
void error(String msg, Object[] args) throws TransformerException
{
String fmsg = XSLMessages.createXPATHMessage(msg, args);
ErrorListener ehandler = this.getErrorListener();
TransformerException te = new TransformerException(fmsg, m_sourceLocator);
if (null != ehandler)
{
// TO DO: Need to get stylesheet Locator from here.
ehandler.fatalError(te);
}
else
{
// System.err.println(fmsg);
throw te;
}
}
/**
* Warn the user of a problem.
*
* @param msg An error msgkey that corresponds to one of the constants found
* in {@link com.sun.org.apache.xpath.internal.res.XPATHErrorResources}, which is
* a key for a format string.
* @param args An array of arguments represented in the format string, which
* may be null.
*
* @throws TransformerException if the current ErrorListoner determines to
* throw an exception.
*/
void warn(String msg, Object[] args) throws TransformerException
{
String fmsg = XSLMessages.createXPATHWarning(msg, args);
ErrorListener ehandler = this.getErrorListener();
if (null != ehandler)
{
// TO DO: Need to get stylesheet Locator from here.
ehandler.warning(new TransformerException(fmsg, m_sourceLocator));
}
else
{
// Should never happen.
System.err.println(fmsg);
}
}
/**
* Notify the user of an error, and probably throw an
* exception.
*
* @param msg An error msgkey that corresponds to one of the constants found
* in {@link com.sun.org.apache.xpath.internal.res.XPATHErrorResources}, which is
* a key for a format string.
* @param args An array of arguments represented in the format string, which
* may be null.
*
* @throws TransformerException if the current ErrorListoner determines to
* throw an exception.
*/
void error(String msg, Object[] args) throws TransformerException
{
String fmsg = XSLMessages.createXPATHMessage(msg, args);
ErrorListener ehandler = this.getErrorListener();
TransformerException te = new TransformerException(fmsg, m_sourceLocator);
if (null != ehandler)
{
// TO DO: Need to get stylesheet Locator from here.
ehandler.fatalError(te);
}
else
{
// System.err.println(fmsg);
throw te;
}
}
/**
* Warn the user of an problem.
*
* @param xctxt The XPath runtime context.
* @param sourceNode Not used.
* @param msg An error msgkey that corresponds to one of the constants found
* in {@link com.sun.org.apache.xpath.internal.res.XPATHErrorResources}, which is
* a key for a format string.
* @param args An array of arguments represented in the format string, which
* may be null.
*
* @throws TransformerException if the current ErrorListoner determines to
* throw an exception.
*/
public void warn(
XPathContext xctxt, int sourceNode, String msg, Object[] args)
throws javax.xml.transform.TransformerException
{
String fmsg = XSLMessages.createXPATHWarning(msg, args);
ErrorListener ehandler = xctxt.getErrorListener();
if (null != ehandler)
{
// TO DO: Need to get stylesheet Locator from here.
ehandler.warning(new TransformerException(fmsg, (SAXSourceLocator)xctxt.getSAXLocator()));
}
}
public XMLFilter newXMLFilter(Templates templates)
throws TransformerConfigurationException {
try {
return new com.sun.org.apache.xalan.internal.xsltc.trax.TrAXFilter(templates);
}
catch(TransformerConfigurationException e1) {
if (_xsltcFactory == null) {
createXSLTCTransformerFactory();
}
ErrorListener errorListener = _xsltcFactory.getErrorListener();
if(errorListener != null) {
try {
errorListener.fatalError(e1);
return null;
}
catch( TransformerException e2) {
new TransformerConfigurationException(e2);
}
}
throw e1;
}
}
/**
* Notify the user of an error, and probably throw an
* exception.
*
* @param msg An error msgkey that corresponds to one of the constants found
* in {@link com.sun.org.apache.xpath.internal.res.XPATHErrorResources}, which is
* a key for a format string.
* @param args An array of arguments represented in the format string, which
* may be null.
*
* @throws TransformerException if the current ErrorListoner determines to
* throw an exception.
*/
void error(String msg, Object[] args) throws TransformerException
{
String fmsg = XSLMessages.createXPATHMessage(msg, args);
ErrorListener ehandler = this.getErrorListener();
TransformerException te = new TransformerException(fmsg, m_sourceLocator);
if (null != ehandler)
{
// TO DO: Need to get stylesheet Locator from here.
ehandler.fatalError(te);
}
else
{
// System.err.println(fmsg);
throw te;
}
}
/**
* Warn the user of a problem.
*
* @param msg An error msgkey that corresponds to one of the constants found
* in {@link com.sun.org.apache.xpath.internal.res.XPATHErrorResources}, which is
* a key for a format string.
* @param args An array of arguments represented in the format string, which
* may be null.
*
* @throws TransformerException if the current ErrorListoner determines to
* throw an exception.
*/
void warn(String msg, Object[] args) throws TransformerException
{
String fmsg = XSLMessages.createXPATHWarning(msg, args);
ErrorListener ehandler = this.getErrorListener();
if (null != ehandler)
{
// TO DO: Need to get stylesheet Locator from here.
ehandler.warning(new TransformerException(fmsg, m_sourceLocator));
}
else
{
// Should never happen.
System.err.println(fmsg);
}
}
/**
* Warn the user of an problem.
*
* @param xctxt The XPath runtime context.
* @param sourceNode Not used.
* @param msg An error msgkey that corresponds to one of the constants found
* in {@link com.sun.org.apache.xpath.internal.res.XPATHErrorResources}, which is
* a key for a format string.
* @param args An array of arguments represented in the format string, which
* may be null.
*
* @throws TransformerException if the current ErrorListoner determines to
* throw an exception.
*/
public void warn(
XPathContext xctxt, int sourceNode, String msg, Object[] args)
throws javax.xml.transform.TransformerException
{
String fmsg = XSLMessages.createXPATHWarning(msg, args);
ErrorListener ehandler = xctxt.getErrorListener();
if (null != ehandler)
{
// TO DO: Need to get stylesheet Locator from here.
ehandler.warning(new TransformerException(fmsg, (SAXSourceLocator)xctxt.getSAXLocator()));
}
}
/**
* Warn the user of a problem.
*
* @param msg An error msgkey that corresponds to one of the constants found
* in {@link com.sun.org.apache.xpath.internal.res.XPATHErrorResources}, which is
* a key for a format string.
* @param args An array of arguments represented in the format string, which
* may be null.
*
* @throws TransformerException if the current ErrorListoner determines to
* throw an exception.
*/
void warn(String msg, Object[] args) throws TransformerException
{
String fmsg = XSLMessages.createXPATHWarning(msg, args);
ErrorListener ehandler = this.getErrorListener();
if (null != ehandler)
{
// TO DO: Need to get stylesheet Locator from here.
ehandler.warning(new TransformerException(fmsg, m_sourceLocator));
}
else
{
// Should never happen.
System.err.println(fmsg);
}
}
/**
* Notify the user of an error, and probably throw an
* exception.
*
* @param msg An error msgkey that corresponds to one of the constants found
* in {@link com.sun.org.apache.xpath.internal.res.XPATHErrorResources}, which is
* a key for a format string.
* @param args An array of arguments represented in the format string, which
* may be null.
*
* @throws TransformerException if the current ErrorListoner determines to
* throw an exception.
*/
void error(String msg, Object[] args) throws TransformerException
{
String fmsg = XSLMessages.createXPATHMessage(msg, args);
ErrorListener ehandler = this.getErrorListener();
TransformerException te = new TransformerException(fmsg, m_sourceLocator);
if (null != ehandler)
{
// TO DO: Need to get stylesheet Locator from here.
ehandler.fatalError(te);
}
else
{
// System.err.println(fmsg);
throw te;
}
}
/**
* Tell the user of an error, and probably throw an
* exception.
*
* @param xctxt The XPath runtime context.
* @param sourceNode Not used.
* @param msg An error msgkey that corresponds to one of the constants found
* in {@link com.sun.org.apache.xpath.internal.res.XPATHErrorResources}, which is
* a key for a format string.
* @param args An array of arguments represented in the format string, which
* may be null.
*
* @throws TransformerException if the current ErrorListoner determines to
* throw an exception.
*/
public void error(
XPathContext xctxt, int sourceNode, String msg, Object[] args)
throws javax.xml.transform.TransformerException
{
String fmsg = XSLMessages.createXPATHMessage(msg, args);
ErrorListener ehandler = xctxt.getErrorListener();
if (null != ehandler)
{
ehandler.fatalError(new TransformerException(fmsg,
(SAXSourceLocator)xctxt.getSAXLocator()));
}
else
{
SourceLocator slocator = xctxt.getSAXLocator();
System.out.println(fmsg + "; file " + slocator.getSystemId()
+ "; line " + slocator.getLineNumber() + "; column "
+ slocator.getColumnNumber());
}
}
/**
* Notify the user of an error, and probably throw an
* exception.
*
* @param msg An error msgkey that corresponds to one of the constants found
* in {@link com.sun.org.apache.xpath.internal.res.XPATHErrorResources}, which is
* a key for a format string.
* @param args An array of arguments represented in the format string, which
* may be null.
*
* @throws TransformerException if the current ErrorListoner determines to
* throw an exception.
*/
void error(String msg, Object[] args) throws TransformerException
{
String fmsg = XSLMessages.createXPATHMessage(msg, args);
ErrorListener ehandler = this.getErrorListener();
TransformerException te = new TransformerException(fmsg, m_sourceLocator);
if (null != ehandler)
{
// TO DO: Need to get stylesheet Locator from here.
ehandler.fatalError(te);
}
else
{
// System.err.println(fmsg);
throw te;
}
}
/**
* Warn the user of a problem.
*
* @param msg An error msgkey that corresponds to one of the constants found
* in {@link com.sun.org.apache.xpath.internal.res.XPATHErrorResources}, which is
* a key for a format string.
* @param args An array of arguments represented in the format string, which
* may be null.
*
* @throws TransformerException if the current ErrorListoner determines to
* throw an exception.
*/
void warn(String msg, Object[] args) throws TransformerException
{
String fmsg = XSLMessages.createXPATHWarning(msg, args);
ErrorListener ehandler = this.getErrorListener();
if (null != ehandler)
{
// TO DO: Need to get stylesheet Locator from here.
ehandler.warning(new TransformerException(fmsg, m_sourceLocator));
}
else
{
// Should never happen.
System.err.println(fmsg);
}
}
/**
* javax.xml.transform.sax.TransformerFactory implementation.
* Set the error event listener for the TransformerFactory, which is used
* for the processing of transformation instructions, and not for the
* transformation itself.
*
* @param listener The error listener to use with the TransformerFactory
* @throws IllegalArgumentException
*/
@Override
public void setErrorListener(ErrorListener listener)
throws IllegalArgumentException
{
if (listener == null) {
ErrorMsg err = new ErrorMsg(ErrorMsg.ERROR_LISTENER_NULL_ERR,
"TransformerFactory");
throw new IllegalArgumentException(err.toString());
}
_errorListener = listener;
}
/**
* This method checks for the XML version of output document.
* If XML version of output document is not specified, then output
* document is of version XML 1.0.
* If XML version of output doucment is specified, but it is not either
* XML 1.0 or XML 1.1, a warning message is generated, the XML Version of
* output document is set to XML 1.0 and processing continues.
* @return string (XML version)
*/
private String getXMLVersion()
{
String xmlVersion = getVersion();
if(xmlVersion == null || xmlVersion.equals(XMLVERSION10))
{
xmlVersion = XMLVERSION10;
}
else if(xmlVersion.equals(XMLVERSION11))
{
xmlVersion = XMLVERSION11;
}
else
{
String msg = Utils.messages.createMessage(
MsgKey.ER_XML_VERSION_NOT_SUPPORTED,new Object[]{ xmlVersion });
try
{
// Prepare to issue the warning message
Transformer tran = super.getTransformer();
ErrorListener errHandler = tran.getErrorListener();
// Issue the warning message
if (null != errHandler && m_sourceLocator != null)
errHandler.warning(new TransformerException(msg, m_sourceLocator));
else
System.out.println(msg);
}
catch (Exception e){}
xmlVersion = XMLVERSION10;
}
return xmlVersion;
}
/**
* Sets the character encoding coming from the xsl:output encoding stylesheet attribute.
* @param encoding the character encoding
*/
public void setEncoding(String encoding)
{
String old = getEncoding();
super.setEncoding(encoding);
if (old == null || !old.equals(encoding)) {
// If we have changed the setting of the
m_encodingInfo = Encodings.getEncodingInfo(encoding);
if (encoding != null && m_encodingInfo.name == null) {
// We tried to get an EncodingInfo for Object for the given
// encoding, but it came back with an internall null name
// so the encoding is not supported by the JDK, issue a message.
String msg = Utils.messages.createMessage(
MsgKey.ER_ENCODING_NOT_SUPPORTED,new Object[]{ encoding });
try
{
// Prepare to issue the warning message
Transformer tran = super.getTransformer();
if (tran != null) {
ErrorListener errHandler = tran.getErrorListener();
// Issue the warning message
if (null != errHandler && m_sourceLocator != null)
errHandler.warning(new TransformerException(msg, m_sourceLocator));
else
System.out.println(msg);
}
else
System.out.println(msg);
}
catch (Exception e){}
}
}
return;
}
/**
* Sets the character encoding coming from the xsl:output encoding stylesheet attribute.
* @param encoding the character encoding
*/
public void setEncoding(String encoding)
{
String old = getEncoding();
super.setEncoding(encoding);
if (old == null || !old.equals(encoding)) {
// If we have changed the setting of the
m_encodingInfo = Encodings.getEncodingInfo(encoding);
if (encoding != null && m_encodingInfo.name == null) {
// We tried to get an EncodingInfo for Object for the given
// encoding, but it came back with an internall null name
// so the encoding is not supported by the JDK, issue a message.
String msg = Utils.messages.createMessage(
MsgKey.ER_ENCODING_NOT_SUPPORTED,new Object[]{ encoding });
try
{
// Prepare to issue the warning message
Transformer tran = super.getTransformer();
if (tran != null) {
ErrorListener errHandler = tran.getErrorListener();
// Issue the warning message
if (null != errHandler && m_sourceLocator != null)
errHandler.warning(new TransformerException(msg, m_sourceLocator));
else
System.out.println(msg);
}
else
System.out.println(msg);
}
catch (Exception e){}
}
}
return;
}
/**
* Construct an XPath object.
*
* (Needs review -sc) This method initializes an XPathParser/
* Compiler and compiles the expression.
* @param exprString The XPath expression.
* @param locator The location of the expression, may be null.
* @param prefixResolver A prefix resolver to use to resolve prefixes to
* namespace URIs.
* @param type one of {@link #SELECT} or {@link #MATCH}.
* @param errorListener The error listener, or null if default should be used.
*
* @throws javax.xml.transform.TransformerException if syntax or other error.
*/
public XPath(
String exprString, SourceLocator locator, PrefixResolver prefixResolver, int type,
ErrorListener errorListener)
throws javax.xml.transform.TransformerException
{
initFunctionTable();
if(null == errorListener)
errorListener = new com.sun.org.apache.xml.internal.utils.DefaultErrorHandler();
m_patternString = exprString;
XPathParser parser = new XPathParser(errorListener, locator);
Compiler compiler = new Compiler(errorListener, locator, m_funcTable);
if (SELECT == type)
parser.initXPath(compiler, exprString, prefixResolver);
else if (MATCH == type)
parser.initMatchPattern(compiler, exprString, prefixResolver);
else
throw new RuntimeException(XSLMessages.createXPATHMessage(XPATHErrorResources.ER_CANNOT_DEAL_XPATH_TYPE, new Object[]{Integer.toString(type)})); //"Can not deal with XPath type: " + type);
// System.out.println("----------------");
Expression expr = compiler.compile(0);
// System.out.println("expr: "+expr);
this.setExpression(expr);
if((null != locator) && locator instanceof ExpressionNode)
{
expr.exprSetParent((ExpressionNode)locator);
}
}
/**
* Tell the user of an error, and probably throw an
* exception.
*
* @param xctxt The XPath runtime state.
* @param msg The error message key
* @param args Arguments to be used in the error message
* @throws XSLProcessorException thrown if the active ProblemListener and XPathContext decide
* the error condition is severe enough to halt processing.
*
* @throws javax.xml.transform.TransformerException
*/
public void error(XPathContext xctxt, String msg, Object args[])
throws javax.xml.transform.TransformerException
{
String formattedMsg = XSLMessages.createMessage(msg, args);
ErrorListener errHandler = xctxt.getErrorListener();
TransformerException spe = new TransformerException(formattedMsg,
(SourceLocator)xctxt.getSAXLocator());
if (null != errHandler)
errHandler.error(spe);
else
System.out.println(formattedMsg);
}
/**
* Construct an XPath object.
*
* (Needs review -sc) This method initializes an XPathParser/
* Compiler and compiles the expression.
* @param exprString The XPath expression.
* @param locator The location of the expression, may be null.
* @param prefixResolver A prefix resolver to use to resolve prefixes to
* namespace URIs.
* @param type one of {@link #SELECT} or {@link #MATCH}.
* @param errorListener The error listener, or null if default should be used.
*
* @throws javax.xml.transform.TransformerException if syntax or other error.
*/
public XPath(
String exprString, SourceLocator locator, PrefixResolver prefixResolver, int type,
ErrorListener errorListener)
throws javax.xml.transform.TransformerException
{
initFunctionTable();
if(null == errorListener)
errorListener = new com.sun.org.apache.xml.internal.utils.DefaultErrorHandler();
m_patternString = exprString;
XPathParser parser = new XPathParser(errorListener, locator);
Compiler compiler = new Compiler(errorListener, locator, m_funcTable);
if (SELECT == type)
parser.initXPath(compiler, exprString, prefixResolver);
else if (MATCH == type)
parser.initMatchPattern(compiler, exprString, prefixResolver);
else
throw new RuntimeException(XSLMessages.createXPATHMessage(XPATHErrorResources.ER_CANNOT_DEAL_XPATH_TYPE, new Object[]{Integer.toString(type)})); //"Can not deal with XPath type: " + type);
// System.out.println("----------------");
Expression expr = compiler.compile(0);
// System.out.println("expr: "+expr);
this.setExpression(expr);
if((null != locator) && locator instanceof ExpressionNode)
{
expr.exprSetParent((ExpressionNode)locator);
}
}
/**
* This method checks for the XML version of output document.
* If XML version of output document is not specified, then output
* document is of version XML 1.0.
* If XML version of output doucment is specified, but it is not either
* XML 1.0 or XML 1.1, a warning message is generated, the XML Version of
* output document is set to XML 1.0 and processing continues.
* @return string (XML version)
*/
private String getXMLVersion()
{
String xmlVersion = getVersion();
if(xmlVersion == null || xmlVersion.equals(XMLVERSION10))
{
xmlVersion = XMLVERSION10;
}
else if(xmlVersion.equals(XMLVERSION11))
{
xmlVersion = XMLVERSION11;
}
else
{
String msg = Utils.messages.createMessage(
MsgKey.ER_XML_VERSION_NOT_SUPPORTED,new Object[]{ xmlVersion });
try
{
// Prepare to issue the warning message
Transformer tran = super.getTransformer();
ErrorListener errHandler = tran.getErrorListener();
// Issue the warning message
if (null != errHandler && m_sourceLocator != null)
errHandler.warning(new TransformerException(msg, m_sourceLocator));
else
System.out.println(msg);
}
catch (Exception e){}
xmlVersion = XMLVERSION10;
}
return xmlVersion;
}
/**
* Sets the character encoding coming from the xsl:output encoding stylesheet attribute.
* @param encoding the character encoding
*/
public void setEncoding(String encoding)
{
String old = getEncoding();
super.setEncoding(encoding);
if (old == null || !old.equals(encoding)) {
// If we have changed the setting of the
m_encodingInfo = Encodings.getEncodingInfo(encoding);
if (encoding != null && m_encodingInfo.name == null) {
// We tried to get an EncodingInfo for Object for the given
// encoding, but it came back with an internall null name
// so the encoding is not supported by the JDK, issue a message.
String msg = Utils.messages.createMessage(
MsgKey.ER_ENCODING_NOT_SUPPORTED,new Object[]{ encoding });
try
{
// Prepare to issue the warning message
Transformer tran = super.getTransformer();
if (tran != null) {
ErrorListener errHandler = tran.getErrorListener();
// Issue the warning message
if (null != errHandler && m_sourceLocator != null)
errHandler.warning(new TransformerException(msg, m_sourceLocator));
else
System.out.println(msg);
}
else
System.out.println(msg);
}
catch (Exception e){}
}
}
return;
}
/**
* This method checks for the XML version of output document.
* If XML version of output document is not specified, then output
* document is of version XML 1.0.
* If XML version of output doucment is specified, but it is not either
* XML 1.0 or XML 1.1, a warning message is generated, the XML Version of
* output document is set to XML 1.0 and processing continues.
* @return string (XML version)
*/
private String getXMLVersion()
{
String xmlVersion = getVersion();
if(xmlVersion == null || xmlVersion.equals(XMLVERSION10))
{
xmlVersion = XMLVERSION10;
}
else if(xmlVersion.equals(XMLVERSION11))
{
xmlVersion = XMLVERSION11;
}
else
{
String msg = Utils.messages.createMessage(
MsgKey.ER_XML_VERSION_NOT_SUPPORTED,new Object[]{ xmlVersion });
try
{
// Prepare to issue the warning message
Transformer tran = super.getTransformer();
ErrorListener errHandler = tran.getErrorListener();
// Issue the warning message
if (null != errHandler && m_sourceLocator != null)
errHandler.warning(new TransformerException(msg, m_sourceLocator));
else
System.out.println(msg);
}
catch (Exception e){}
xmlVersion = XMLVERSION10;
}
return xmlVersion;
}
/**
* Set the ErrorListener where errors and warnings are to be reported.
*
* @param listener A non-null ErrorListener reference.
*/
public void setErrorListener(ErrorListener listener) throws IllegalArgumentException
{
if (listener == null)
throw new IllegalArgumentException(XSLMessages.createXPATHMessage(XPATHErrorResources.ER_NULL_ERROR_HANDLER, null)); //"Null error handler");
m_errorListener = listener;
}
/**
* Construct an XPath object.
*
* (Needs review -sc) This method initializes an XPathParser/
* Compiler and compiles the expression.
* @param exprString The XPath expression.
* @param locator The location of the expression, may be null.
* @param prefixResolver A prefix resolver to use to resolve prefixes to
* namespace URIs.
* @param type one of {@link #SELECT} or {@link #MATCH}.
* @param errorListener The error listener, or null if default should be used.
*
* @throws javax.xml.transform.TransformerException if syntax or other error.
*/
public XPath(
String exprString, SourceLocator locator,
PrefixResolver prefixResolver, int type,
ErrorListener errorListener, FunctionTable aTable)
throws javax.xml.transform.TransformerException
{
m_funcTable = aTable;
if(null == errorListener)
errorListener = new com.sun.org.apache.xml.internal.utils.DefaultErrorHandler();
m_patternString = exprString;
XPathParser parser = new XPathParser(errorListener, locator);
Compiler compiler = new Compiler(errorListener, locator, m_funcTable);
if (SELECT == type)
parser.initXPath(compiler, exprString, prefixResolver);
else if (MATCH == type)
parser.initMatchPattern(compiler, exprString, prefixResolver);
else
throw new RuntimeException(XSLMessages.createXPATHMessage(
XPATHErrorResources.ER_CANNOT_DEAL_XPATH_TYPE,
new Object[]{Integer.toString(type)}));
//"Can not deal with XPath type: " + type);
// System.out.println("----------------");
Expression expr = compiler.compile(0);
// System.out.println("expr: "+expr);
this.setExpression(expr);
if((null != locator) && locator instanceof ExpressionNode)
{
expr.exprSetParent((ExpressionNode)locator);
}
}
/**
* javax.xml.transform.sax.TransformerFactory implementation.
* Set the error event listener for the TransformerFactory, which is used
* for the processing of transformation instructions, and not for the
* transformation itself.
*
* @param listener The error listener to use with the TransformerFactory
* @throws IllegalArgumentException
*/
@Override
public void setErrorListener(ErrorListener listener)
throws IllegalArgumentException
{
if (listener == null) {
ErrorMsg err = new ErrorMsg(ErrorMsg.ERROR_LISTENER_NULL_ERR,
"TransformerFactory");
throw new IllegalArgumentException(err.toString());
}
_errorListener = listener;
}
/**
* Construct an XPath object.
*
* (Needs review -sc) This method initializes an XPathParser/
* Compiler and compiles the expression.
* @param exprString The XPath expression.
* @param locator The location of the expression, may be null.
* @param prefixResolver A prefix resolver to use to resolve prefixes to
* namespace URIs.
* @param type one of {@link #SELECT} or {@link #MATCH}.
* @param errorListener The error listener, or null if default should be used.
*
* @throws javax.xml.transform.TransformerException if syntax or other error.
*/
public XPath(
String exprString, SourceLocator locator, PrefixResolver prefixResolver, int type,
ErrorListener errorListener)
throws javax.xml.transform.TransformerException
{
initFunctionTable();
if(null == errorListener)
errorListener = new com.sun.org.apache.xml.internal.utils.DefaultErrorHandler();
m_patternString = exprString;
XPathParser parser = new XPathParser(errorListener, locator);
Compiler compiler = new Compiler(errorListener, locator, m_funcTable);
if (SELECT == type)
parser.initXPath(compiler, exprString, prefixResolver);
else if (MATCH == type)
parser.initMatchPattern(compiler, exprString, prefixResolver);
else
throw new RuntimeException(XSLMessages.createXPATHMessage(
XPATHErrorResources.ER_CANNOT_DEAL_XPATH_TYPE,
new Object[]{Integer.toString(type)}));
// System.out.println("----------------");
Expression expr = compiler.compileExpression(0);
// System.out.println("expr: "+expr);
this.setExpression(expr);
if((null != locator) && locator instanceof ExpressionNode)
{
expr.exprSetParent((ExpressionNode)locator);
}
}