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Posted to commits@xalan.apache.org by mo...@apache.org on 2001/07/18 17:36:01 UTC
cvs commit: xml-xalan/java/src/org/apache/xalan/xsltc/runtime AbstractTranslet.java DefaultRun.java DefaultSAXOutputHandler.java SAXAdapter.java StringValueHandler.java TextOutput.java TransletOutputBase.java
morten 01/07/18 08:36:01
Modified: java/src/org/apache/xalan/xsltc TransletOutputHandler.java
java/src/org/apache/xalan/xsltc/cmdline Transform.java
java/src/org/apache/xalan/xsltc/compiler Output.java
Stylesheet.java
java/src/org/apache/xalan/xsltc/runtime
AbstractTranslet.java DefaultRun.java
DefaultSAXOutputHandler.java SAXAdapter.java
StringValueHandler.java TextOutput.java
TransletOutputBase.java
Log:
A series of changes to the XSLTC output handling to accomodate the
set/getOutputSettings() methods in the TrAX API.
PR: n/a
Obtained from: n/a
Submitted by: morten@xml.apache.org
Reviewed by: morten@xml.apache.org
Revision Changes Path
1.4 +5 -3 xml-xalan/java/src/org/apache/xalan/xsltc/TransletOutputHandler.java
Index: TransletOutputHandler.java
===================================================================
RCS file: /home/cvs/xml-xalan/java/src/org/apache/xalan/xsltc/TransletOutputHandler.java,v
retrieving revision 1.3
retrieving revision 1.4
diff -u -r1.3 -r1.4
--- TransletOutputHandler.java 2001/05/21 15:12:14 1.3
+++ TransletOutputHandler.java 2001/07/18 15:36:01 1.4
@@ -1,5 +1,5 @@
/*
- * @(#)$Id: TransletOutputHandler.java,v 1.3 2001/05/21 15:12:14 morten Exp $
+ * @(#)$Id: TransletOutputHandler.java,v 1.4 2001/07/18 15:36:01 morten Exp $
*
* The Apache Software License, Version 1.1
*
@@ -65,8 +65,10 @@
package org.apache.xalan.xsltc;
import java.io.*;
+import org.apache.xalan.xsltc.runtime.Hashtable;
public interface TransletOutputHandler {
+
public void startDocument() throws TransletException;
public void endDocument() throws TransletException;
public void characters(char[] characters, int offset, int length)
@@ -81,7 +83,7 @@
throws TransletException;
public void setType(int type);
public void setIndent(boolean indent);
- public void omitXmlDecl(boolean value);
+ public void omitHeader(boolean value);
public boolean setEscaping(boolean escape) throws TransletException;
- public void insertCdataElement(String elementName);
+ public void setCdataElements(Hashtable elements);
}
1.2 +3 -4 xml-xalan/java/src/org/apache/xalan/xsltc/cmdline/Transform.java
Index: Transform.java
===================================================================
RCS file: /home/cvs/xml-xalan/java/src/org/apache/xalan/xsltc/cmdline/Transform.java,v
retrieving revision 1.1
retrieving revision 1.2
diff -u -r1.1 -r1.2
--- Transform.java 2001/07/12 11:32:27 1.1
+++ Transform.java 2001/07/18 15:36:01 1.2
@@ -1,5 +1,5 @@
/*
- * @(#)$Id: Transform.java,v 1.1 2001/07/12 11:32:27 morten Exp $
+ * @(#)$Id: Transform.java,v 1.2 2001/07/18 15:36:01 morten Exp $
*
* The Apache Software License, Version 1.1
*
@@ -170,13 +170,12 @@
}
// Transform the document
- String encoding = translet.getOutputEncoding();
- if (encoding == null) encoding = "UTF-8";
+ String encoding = _translet._encoding;
//TextOutput textOutput = new TextOutput(System.out, encoding);
DefaultSAXOutputHandler saxHandler = new
DefaultSAXOutputHandler(System.out, encoding);
- TextOutput textOutput = new TextOutput(saxHandler, encoding);
+ TextOutput textOutput = new TextOutput(saxHandler);
translet.transform(dom, textOutput);
if (_debug) {
1.5 +150 -123 xml-xalan/java/src/org/apache/xalan/xsltc/compiler/Output.java
Index: Output.java
===================================================================
RCS file: /home/cvs/xml-xalan/java/src/org/apache/xalan/xsltc/compiler/Output.java,v
retrieving revision 1.4
retrieving revision 1.5
diff -u -r1.4 -r1.5
--- Output.java 2001/06/06 10:45:18 1.4
+++ Output.java 2001/07/18 15:36:01 1.5
@@ -1,5 +1,5 @@
/*
- * @(#)$Id: Output.java,v 1.4 2001/06/06 10:45:18 morten Exp $
+ * @(#)$Id: Output.java,v 1.5 2001/07/18 15:36:01 morten Exp $
*
* The Apache Software License, Version 1.1
*
@@ -76,22 +76,27 @@
final class Output extends TopLevelElement {
- // These attributes are extracted from the xsl:output element
- private String _method;
+ // These attributes are extracted from the xsl:output element. They also
+ // appear as fields (with the same type, only public) in the translet
private String _version;
+ private String _method;
private String _encoding;
- private boolean _omitXmlDeclaration = false;
+ private boolean _omitHeader = false;
private String _standalone;
- private String _doctypePublic; // IGNORED!!!
- private String _doctypeSystem; // IGNORED!!!
- private String _cdataElements;
+ private String _doctypePublic;
+ private String _doctypeSystem;
+ private String _cdata;
private boolean _indent = false;
private String _mediaType;
+ // Disables this output element (when other element has higher precedence)
private boolean _disabled = false;
- // This is generated from the above data.
- private String _header;
+ // Some global constants
+ private final static String STRING_SIG = "Ljava/lang/String;";
+ private final static String ONE_DOT_ZERO_STRING = "1.0";
+ private final static String OUTPUT_VERSION_ERROR =
+ "Output XML document type should be 1.0";
/**
* Displays the contents of this element (for debugging)
@@ -101,36 +106,13 @@
Util.println("Output " + _method);
}
- public void disable() {
- _disabled = true;
- }
-
/**
- * Generates the XML output document header
+ * Disables this <xsl:output> element in case where there are some other
+ * <xsl:output> element (from a different imported/included stylesheet)
+ * with higher precedence.
*/
- private String generateXmlHeader() {
- // No header if user doesn't want one.
- if (_omitXmlDeclaration) return(Constants.EMPTYSTRING);
-
- // Start off XML header
- final StringBuffer hdr = new StringBuffer("<?xml ");
-
- if ((_version != null) && (_version !=Constants.EMPTYSTRING))
- hdr.append("version=\"" + _version + "\" ");
- else
- hdr.append("version=\"1.0\" ");
-
- if ((_encoding != null) && (_encoding !=Constants.EMPTYSTRING))
- hdr.append("encoding=\"" + _encoding + "\" ");
- else
- hdr.append("encoding=\"utf-8\" ");
-
- if ((_standalone != null) && (_standalone != Constants.EMPTYSTRING))
- hdr.append("standalone=\"" + _standalone + "\" ");
-
- // Finish off XML header and return string.
- hdr.append("?>");
- return(hdr.toString());
+ public void disable() {
+ _disabled = true;
}
/**
@@ -138,114 +120,159 @@
*/
public void parseContents(Parser parser) {
- _method = getAttribute("method");
- _version = getAttribute("version");
- _encoding = getAttribute("encoding");
- _doctypeSystem = getAttribute("doctype-system");
- _doctypePublic = getAttribute("doctype-public");
- _cdataElements = getAttribute("cdata-section-elements");
- _mediaType = getAttribute("media-type");
- _standalone = getAttribute("standalone");
-
- if ((_method == null) || (_method == Constants.EMPTYSTRING))
- _method = "xml";
+ // Do nothing if other <xsl:output> element has higher precedence
+ if (_disabled) return;
- String attrib = getAttribute("omit-xml-declaration");
- if ((attrib != null) && (attrib.equals("yes")))
- _omitXmlDeclaration = true;
+ String attrib = null;
- if (_method.equals("xml") || _method.equals("html")) {
- attrib = getAttribute("indent");
- if ((attrib != null) && (attrib.equals("yes")))
- _indent = true;
+ // Get the output XML version - only version "1.0" should be used
+ _version = getAttribute("version");
+ if ((_version == null) || (_version.equals(Constants.EMPTYSTRING))) {
+ _version = ONE_DOT_ZERO_STRING;
}
+ if (!_version.equals(ONE_DOT_ZERO_STRING)) {
+ ErrorMsg msg = new ErrorMsg(OUTPUT_VERSION_ERROR);
+ parser.reportError(Constants.WARNING, msg);
+ }
+
+ // Get the output method - "xml", "html", "text" or <qname>
+ _method = getAttribute("method");
+ if (_method.equals(Constants.EMPTYSTRING)) _method = null;
+ if (_method != null) _method = _method.toLowerCase();
+
+ // Get the output encoding - any value accepted here
+ _encoding = getAttribute("encoding");
+ if (_encoding.equals(Constants.EMPTYSTRING)) _encoding = null;
+
+ // Should the XML header be omitted - translate to true/false
+ attrib = getAttribute("omit-xml-declaration");
+ if ((attrib != null) && (attrib.equals("yes"))) _omitHeader = true;
+
+ // Add 'standalone' decaration to output - use text as is
+ _standalone = getAttribute("standalone");
+ if (_standalone.equals(Constants.EMPTYSTRING)) _standalone = null;
- if (_method.equals("xml"))
- _header = generateXmlHeader();
- else
- _header = null;
+ // Get system/public identifiers for output DOCTYPE declaration
+ _doctypeSystem = getAttribute("doctype-system");
+ if (_doctypeSystem.equals(Constants.EMPTYSTRING)) _doctypeSystem = null;
+ _doctypePublic = getAttribute("doctype-public");
+ if (_doctypePublic.equals(Constants.EMPTYSTRING)) _doctypePublic = null;
+
+ // Names the elements of whose text contents should be output as CDATA
+ _cdata = getAttribute("cdata-section-elements");
+ if ((_cdata != null) && (_cdata.equals(Constants.EMPTYSTRING)))
+ _cdata = null;
+
+ // Get the indent setting - only has effect for xml and html output
+ attrib = getAttribute("indent");
+ if ((attrib != null) && (attrib.equals("yes"))) _indent = true;
+
+ // Get the MIME type for the output file - we don't do anythign with it,
+ // but our client may use it to specify a data transport type, etc.
+ _mediaType = getAttribute("media-type");
+ if (_mediaType.equals(Constants.EMPTYSTRING)) _mediaType = null;
- parseChildren(parser);
+ // parseChildren(parser); - the element is always empty
parser.setOutput(this);
}
/**
- * Compile code to set the appropriate output type and
- * output header (if any).
+ * Compile code that passes the information in this <xsl:output> element
+ * to the appropriate fields in the translet
*/
- public void translate(ClassGenerator classGen,
- MethodGenerator methodGen) {
-
+ public void translate(ClassGenerator classGen, MethodGenerator methodGen) {
+
+ // Do nothing if other <xsl:output> element has higher precedence
if (_disabled) return;
ConstantPoolGen cpg = classGen.getConstantPool();
InstructionList il = methodGen.getInstructionList();
- // bug fix # 1406, Compile code to set xml header on/off
- if ( _omitXmlDeclaration ) {
- final int omitXmlDecl = cpg.addInterfaceMethodref(OUTPUT_HANDLER,
- "omitXmlDecl","(Z)V");
- il.append(methodGen.loadHandler());
- il.append(new PUSH(cpg, true));
- il.append(new INVOKEINTERFACE(omitXmlDecl,2));
- }
-
- // Compile code to set the appropriate output type.
- final int type = cpg.addInterfaceMethodref(OUTPUT_HANDLER,
- "setType", "(I)V");
- il.append(methodGen.loadHandler());
- if (_method.equals("text")) {
- il.append(new PUSH(cpg, TextOutput.TEXT));
- }
- else if (_method.equals("xml")) {
- // Handle any XML elements that should be turned into
- // CDATA elements in the XML output document.
- if ((_cdataElements != null) &&
- (_cdataElements != Constants.EMPTYSTRING)) {
- StringTokenizer st = new StringTokenizer(_cdataElements,",");
- final int cdata = cpg.addInterfaceMethodref(OUTPUT_HANDLER,
- "insertCdataElement",
- "("+STRING_SIG+")V");
- while (st.hasMoreElements()) {
- il.append(DUP); // Reference to handler on stack
- il.append(new PUSH(cpg,st.nextToken()));
- il.append(new INVOKEINTERFACE(cdata,2));
- }
- }
- il.append(new PUSH(cpg, TextOutput.XML));
+ int field = 0;
+ il.append(classGen.loadTranslet());
+
+ // Only update _version field if set and different from default
+ if ((_version != null) && (!_version.equals(ONE_DOT_ZERO_STRING))) {
+ field = cpg.addFieldref(TRANSLET_CLASS, "_version", STRING_SIG);
+ il.append(DUP);
+ il.append(new PUSH(cpg, _version));
+ il.append(new PUTFIELD(field));
}
- else if (_method.equals("html")) {
- il.append(new PUSH(cpg, TextOutput.HTML));
+
+ // Only update _method field if "method" attribute used
+ if (_method != null) {
+ field = cpg.addFieldref(TRANSLET_CLASS, "_method", STRING_SIG);
+ il.append(DUP);
+ il.append(new PUSH(cpg, _method));
+ il.append(new PUTFIELD(field));
}
- else {
- il.append(new PUSH(cpg, TextOutput.QNAME));
+
+ // Only update if _encoding field is "encoding" attribute used
+ if (_encoding != null) {
+ field = cpg.addFieldref(TRANSLET_CLASS, "_encoding", STRING_SIG);
+ il.append(DUP);
+ il.append(new PUSH(cpg, _encoding));
+ il.append(new PUTFIELD(field));
}
- il.append(new INVOKEINTERFACE(type,2));
+ // Only update if "omit-xml-declaration" used and set to 'yes'
+ if (_omitHeader) {
+ field = cpg.addFieldref(TRANSLET_CLASS, "_omitHeader", "Z");
+ il.append(DUP);
+ il.append(new PUSH(cpg, _omitHeader));
+ il.append(new PUTFIELD(field));
+ }
+
+ // Add 'standalone' decaration to output - use text as is
+ if (_standalone != null) {
+ field = cpg.addFieldref(TRANSLET_CLASS, "_standalone", STRING_SIG);
+ il.append(DUP);
+ il.append(new PUSH(cpg, _standalone));
+ il.append(new PUTFIELD(field));
+ }
+
+ // Set system/public doctype only if both are set
+ if ((_doctypePublic != null) && (_doctypeSystem != null)) {
+ field = cpg.addFieldref(TRANSLET_CLASS,"_doctypeSystem",STRING_SIG);
+ il.append(DUP);
+ il.append(new PUSH(cpg, _doctypeSystem));
+ il.append(new PUTFIELD(field));
+ field = cpg.addFieldref(TRANSLET_CLASS,"_doctypePublic",STRING_SIG);
+ il.append(DUP);
+ il.append(new PUSH(cpg, _doctypePublic));
+ il.append(new PUTFIELD(field));
+ }
+
+ // Add 'medye-type' decaration to output - if used
+ if (_mediaType != null) {
+ field = cpg.addFieldref(TRANSLET_CLASS, "_mediaType", STRING_SIG);
+ il.append(DUP);
+ il.append(new PUSH(cpg, _mediaType));
+ il.append(new PUTFIELD(field));
+ }
+
// Compile code to set output indentation on/off
- if ( _indent ) {
- final int indent = cpg.addInterfaceMethodref(OUTPUT_HANDLER,
- "setIndent","(Z)V");
- il.append(methodGen.loadHandler());
- il.append(new PUSH(cpg, true));
- il.append(new INVOKEINTERFACE(indent,2));
+ if (_indent ) {
+ field = cpg.addFieldref(TRANSLET_CLASS, "_indent", "Z");
+ il.append(DUP);
+ il.append(new PUSH(cpg, _indent));
+ il.append(new PUTFIELD(field));
}
- }
- /**
- * Sets the character encoding in the translet. This method is
- * called from org.apache.xalan.xsltc.compiler.Stylesheet in order to
- * have the value of the encoding that was specified in the
- * stylesheet (<xsl:output> element) available in the translets
- * constructor.
- */
- public void translateEncoding(ClassGenerator classGen, InstructionList il) {
- ConstantPoolGen cpg = classGen.getConstantPool();
- il.append(classGen.loadTranslet());
- il.append(new PUSH(cpg, _encoding));
- il.append(new PUTFIELD(cpg.addFieldref(TRANSLET_CLASS,
- "_encoding",
- "Ljava/lang/String;")));
+ // Forward to the translet any elements that should be output as CDATA
+ if (_cdata != null) {
+ int index = cpg.addMethodref(TRANSLET_CLASS,
+ "addCdataElement",
+ "(Ljava/lang/String;)V");
+ StringTokenizer tokens = new StringTokenizer(_cdata);
+ while (tokens.hasMoreTokens()) {
+ il.append(DUP);
+ il.append(new PUSH(cpg, tokens.nextToken()));
+ il.append(new INVOKEVIRTUAL(index));
+ }
+ }
+ il.append(POP); // Cleanup - pop last translet reference off stack
}
+
}
1.11 +29 -18 xml-xalan/java/src/org/apache/xalan/xsltc/compiler/Stylesheet.java
Index: Stylesheet.java
===================================================================
RCS file: /home/cvs/xml-xalan/java/src/org/apache/xalan/xsltc/compiler/Stylesheet.java,v
retrieving revision 1.10
retrieving revision 1.11
diff -u -r1.10 -r1.11
--- Stylesheet.java 2001/07/09 10:17:41 1.10
+++ Stylesheet.java 2001/07/18 15:36:01 1.11
@@ -1,5 +1,5 @@
/*
- * @(#)$Id: Stylesheet.java,v 1.10 2001/07/09 10:17:41 morten Exp $
+ * @(#)$Id: Stylesheet.java,v 1.11 2001/07/18 15:36:01 morten Exp $
*
* The Apache Software License, Version 1.1
*
@@ -405,9 +405,6 @@
addDOMField(classGen);
- // Compile a default constructor to init the namesIndex table
- //compileConstructor(classGen);
-
// Compile transform() to initialize parameters, globals & output
// and run the transformation
compileTransform(classGen);
@@ -447,15 +444,27 @@
getXSLTC().dumpClass(classGen.getJavaClass());
}
}
-
+
+ /**
+ * Compile the translet's constructor
+ */
private void compileConstructor(ClassGenerator classGen, Output output) {
final ConstantPoolGen cpg = classGen.getConstantPool();
final InstructionList il = new InstructionList();
+
+ final MethodGenerator constructor =
+ new MethodGenerator(ACC_PUBLIC,
+ de.fub.bytecode.generic.Type.VOID,
+ null, null, "<init>",
+ _className, il, cpg);
+
+ // Call the constructor in the AbstractTranslet superclass
il.append(classGen.loadTranslet());
il.append(new INVOKESPECIAL(cpg.addMethodref(TRANSLET_CLASS,
"<init>", "()V")));
+ // Put the names array into the translet - used for dom/translet mapping
final Vector names = getXSLTC().getNamesIndex();
il.append(classGen.loadTranslet());
il.append(new PUSH(cpg, names.size()));
@@ -472,6 +481,7 @@
NAMES_INDEX,
NAMES_INDEX_SIG)));
+ // Put the namespace names array into the translet
final Vector namespaces = getXSLTC().getNamespaceIndex();
il.append(classGen.loadTranslet());
il.append(new PUSH(cpg, namespaces.size()));
@@ -488,17 +498,12 @@
NAMESPACE_INDEX,
NAMESPACE_INDEX_SIG)));
- // Introduces bytecodes to set encoding from <xsl:output> if exists.
+ // Compile in code to set the output configuration from <xsl:output>
if (output != null) {
- output.translateEncoding(classGen, il);
+ // Set all the output settings files in the translet
+ output.translate(classGen, constructor);
}
- final MethodGenerator constructor =
- new MethodGenerator(ACC_PUBLIC,
- de.fub.bytecode.generic.Type.VOID,
- null, null, "<init>",
- _className, il, cpg);
-
// Compile default decimal formatting symbols.
// This is an implicit, nameless xsl:decimal-format top-level element.
if (_numberFormattingUsed)
@@ -510,10 +515,8 @@
constructor.setMaxLocals();
constructor.setMaxStack();
classGen.addMethod(constructor.getMethod());
-
}
-
/**
* Compile a topLevel() method into the output class. This method is
* called from transform() to handle all non-template top-level elemtents.
@@ -571,12 +574,12 @@
// Compile code for other top-level elements
while (elements.hasMoreElements()) {
final Object element = elements.nextElement();
+ /*
// xsl:output
if (element instanceof Output) {
((Output)element).translate(classGen, toplevel);
}
// xsl:key
- /*
else if (element instanceof Key) {
final Key key = (Key)element;
key.translate(classGen, toplevel);
@@ -584,7 +587,7 @@
}
*/
// xsl:decimal-format
- else if (element instanceof DecimalFormatting) {
+ if (element instanceof DecimalFormatting) {
((DecimalFormatting)element).translate(classGen,toplevel);
}
// xsl:strip/preserve-space
@@ -771,7 +774,15 @@
// continue with globals initialization
il.append(new PUSH(cpg, DOM.ROOTNODE));
il.append(new ISTORE(current.getIndex()));
-
+
+ // Transfer the output settings to the output post-processor
+ il.append(classGen.loadTranslet());
+ il.append(transf.loadHandler());
+ final int index = cpg.addMethodref(TRANSLET_CLASS,
+ "transferOutputSettings",
+ "("+OUTPUT_HANDLER_SIG+")V");
+ il.append(new INVOKEVIRTUAL(index));
+
// Look for top-level elements that need handling
final Enumeration toplevel = elements();
if ((_globals.size() > 0) || (toplevel.hasMoreElements())) {
1.12 +77 -20 xml-xalan/java/src/org/apache/xalan/xsltc/runtime/AbstractTranslet.java
Index: AbstractTranslet.java
===================================================================
RCS file: /home/cvs/xml-xalan/java/src/org/apache/xalan/xsltc/runtime/AbstractTranslet.java,v
retrieving revision 1.11
retrieving revision 1.12
diff -u -r1.11 -r1.12
--- AbstractTranslet.java 2001/07/12 15:54:50 1.11
+++ AbstractTranslet.java 2001/07/18 15:36:01 1.12
@@ -1,5 +1,5 @@
/*
- * @(#)$Id: AbstractTranslet.java,v 1.11 2001/07/12 15:54:50 morten Exp $
+ * @(#)$Id: AbstractTranslet.java,v 1.12 2001/07/18 15:36:01 morten Exp $
*
* The Apache Software License, Version 1.1
*
@@ -79,6 +79,19 @@
public abstract class AbstractTranslet implements Translet {
+ // These attributes are extracted from the xsl:output element. They also
+ // appear as fields (with the same type, only public) in Output.java
+ public String _version = "1.0";
+ public String _method = null;
+ public String _encoding = "utf-8";
+ public boolean _omitHeader = false;
+ public String _standalone = null;
+ public String _doctypePublic = null;
+ public String _doctypeSystem = null;
+ public boolean _indent = false;
+ public String _mediaType = null;
+ public Hashtable _cdata = null;
+
// DOM/translet handshaking - the arrays are set by the compiled translet
protected String[] namesArray;
protected String[] namespaceArray;
@@ -498,31 +511,75 @@
handler.characters(string.toCharArray(), 0, length);
}
- // Holds output encoding - set by code compiled by compiler/Output
- protected String _encoding = "utf-8";
-
/**
- * Pass the output encoding setting to the output handler.
+ * Add's a name of an element whose text contents should be output as CDATA
*/
- public String getOutputEncoding() {
- return _encoding;
- }
-
- // Holds the translet's name - God only knows what it is used for
- private String _transletName;
-
- /**
- * Set the translet's name (default is class name)
- */
- public void setTransletName(String name) {
- _transletName = name;
+ public void addCdataElement(String name) {
+ if (_cdata == null) _cdata = new Hashtable();
+ _cdata.put(name, name);
}
/**
- * Get the translet's name (default is class name)
+ * Transfer the output settings to the output post-processor
*/
- public String getTransletName() {
- return _transletName;
+ protected void transferOutputSettings(TransletOutputHandler output) {
+
+ // It is an error if this method is called with anything else than
+ // the translet post-processor (TextOutput)
+ if (!(output instanceof TextOutput)) {
+ System.err.println("output is "+output);
+ return;
+ }
+
+ TextOutput handler = (TextOutput)output;
+
+ // Transfer the output method setting
+ if (_method != null) {
+ // Transfer all settings relevant to XML output
+ if (_method.equals("xml")) {
+ handler.setType(TextOutput.XML);
+ handler.setCdataElements(_cdata);
+ if (_version != null) handler.setVersion(_version);
+ if (_standalone != null) handler.setStandalone(_standalone);
+ if (_omitHeader) handler.omitHeader(true);
+ if (_indent) handler.setIndent(_indent);
+ if ((_doctypePublic != null) && (_doctypeSystem != null))
+ handler.setDoctype(_doctypeSystem, _doctypePublic);
+ }
+ // Transfer all output settings relevant to HTML output
+ else if (_method.equals("html")) {
+ handler.setType(TextOutput.HTML);
+ if (_indent)
+ handler.setIndent(_indent);
+ else
+ handler.setIndent(true);
+ if ((_doctypePublic != null) && (_doctypeSystem != null))
+ handler.setDoctype(_doctypeSystem, _doctypePublic);
+ if (_mediaType != null) handler.setMediaType(_mediaType);
+ }
+ else if (_method.equals("text")) {
+ handler.setType(TextOutput.TEXT);
+ }
+ else {
+ handler.setType(TextOutput.QNAME);
+ }
+ }
+ else {
+ handler.setCdataElements(_cdata);
+ if (_version != null) handler.setVersion(_version);
+ if (_standalone != null) handler.setStandalone(_standalone);
+ if (_omitHeader) handler.omitHeader(true);
+ if (_indent) handler.setIndent(_indent);
+ if ((_doctypePublic != null) && (_doctypeSystem != null))
+ handler.setDoctype(_doctypeSystem, _doctypePublic);
+ }
}
+
+ /*
+ // Holds the translet's name - God only knows what it is used for
+ private String _transletName;
+ public void setTransletName(String name) { _transletName = name; }
+ public String getTransletName() { return _transletName; }
+ */
}
1.10 +3 -5 xml-xalan/java/src/org/apache/xalan/xsltc/runtime/DefaultRun.java
Index: DefaultRun.java
===================================================================
RCS file: /home/cvs/xml-xalan/java/src/org/apache/xalan/xsltc/runtime/DefaultRun.java,v
retrieving revision 1.9
retrieving revision 1.10
diff -u -r1.9 -r1.10
--- DefaultRun.java 2001/07/12 11:32:30 1.9
+++ DefaultRun.java 2001/07/18 15:36:01 1.10
@@ -1,5 +1,5 @@
/*
- * @(#)$Id: DefaultRun.java,v 1.9 2001/07/12 11:32:30 morten Exp $
+ * @(#)$Id: DefaultRun.java,v 1.10 2001/07/18 15:36:01 morten Exp $
*
* The Apache Software License, Version 1.1
*
@@ -167,13 +167,11 @@
}
// Transform the document
- String encoding = translet.getOutputEncoding();
- if (encoding == null) encoding = "UTF-8";
+ String encoding = _translet._encoding;
- //TextOutput textOutput = new TextOutput(System.out, encoding);
DefaultSAXOutputHandler saxHandler = new
DefaultSAXOutputHandler(System.out, encoding);
- TextOutput textOutput = new TextOutput(saxHandler, encoding);
+ TextOutput textOutput = new TextOutput(saxHandler);
translet.transform(dom, textOutput);
if (_debug) {
1.7 +40 -21 xml-xalan/java/src/org/apache/xalan/xsltc/runtime/DefaultSAXOutputHandler.java
Index: DefaultSAXOutputHandler.java
===================================================================
RCS file: /home/cvs/xml-xalan/java/src/org/apache/xalan/xsltc/runtime/DefaultSAXOutputHandler.java,v
retrieving revision 1.6
retrieving revision 1.7
diff -u -r1.6 -r1.7
--- DefaultSAXOutputHandler.java 2001/06/06 15:17:33 1.6
+++ DefaultSAXOutputHandler.java 2001/07/18 15:36:01 1.7
@@ -1,5 +1,5 @@
/*
- * @(#)$Id: DefaultSAXOutputHandler.java,v 1.6 2001/06/06 15:17:33 morten Exp $
+ * @(#)$Id: DefaultSAXOutputHandler.java,v 1.7 2001/07/18 15:36:01 morten Exp $
*
* The Apache Software License, Version 1.1
*
@@ -89,19 +89,17 @@
// Contains the name of the last opened element (set in startElement())
private String _element = null;
- // Contains the output document type (XML, HTML or TEXT).
- private int _outputType = TextOutput.UNKNOWN;
- // Contains the name of the output encoding (default is utf-8).
- private String _encoding = "utf-8";
+ // Settings passed on from TextOutput
+ private int _outputType = TextOutput.UNKNOWN;
+ private String _encoding = "utf-8";
+ private String _version = "1.0";
+ private String _standalone = null;
+ private boolean _indent = false;
+ private boolean _omitHeader = false;
// This variable is set to 'true' when a start tag is left open
private boolean _startTagOpen = false;
- // XML output header (used only for XML output).
- private static final String XML_HEADER_BEG =
- "<?xml version=\"1.0\" encoding=\"";
- private static final String XML_HEADER_END = "\" ?>\n";
-
// Commonly used strings are stored as char arrays for speed
private static final char[] BEGPI = "<?".toCharArray();
private static final char[] ENDPI = "?>".toCharArray();
@@ -117,8 +115,6 @@
private static final String EMPTYSTRING = "";
- private boolean _indent = false;
- private boolean _omitXmlDecl = false;
private boolean _indentNextEndTag = false;
private boolean _linefeedNextStartTag = false;
private int _indentLevel = 0;
@@ -186,14 +182,22 @@
* Utility method - outputs an XML header
*/
private void emitHeader() throws SAXException {
- if (_omitXmlDecl) {
- // if true then stylesheet contained an xsl:output element
- // with the omit-xml-declaration attribute set to "yes".
- return;
+ // First check if the 'omit-xml-declaration' was set to yes in the
+ // stylesheet's <xsl:output> element (if any)
+ if (_omitHeader) return;
+
+ // If not go ahead and output the XML header
+ StringBuffer buffer = new StringBuffer();
+ buffer.append("<?xml version=\"");
+ buffer.append(_version);
+ buffer.append("\" encoding=\"");
+ buffer.append(_encoding);
+ if (_standalone != null) {
+ buffer.append("\" standalone=\"");
+ buffer.append(_standalone);
}
- characters(XML_HEADER_BEG);
- characters(_encoding);
- characters(XML_HEADER_END);
+ buffer.append("\" ?>\n");
+ characters(buffer.toString());
}
/**
@@ -464,13 +468,28 @@
}
/**
+ * Sets the version number that will be output in the XML header.
+ */
+ public void setVersion(String version) {
+ _version = version;
+ }
+
+ /**
+ * Sets the 'standalone' attribute that will be output in the XML header.
+ * The attribute will be omitted unless this method is called.
+ */
+ public void setStandalone(String standalone) {
+ _standalone = standalone;
+ }
+
+ /**
* Turns xml declaration generation on/off, dependent on the attribute
* omit-xml-declaration in any xsl:output element.
* Breaks the SAX HandlerBase interface, but TextOutput will only call
* this method of the SAX handler is an instance of this class.
*/
- public void omitXmlDecl(boolean value) {
- _omitXmlDecl = value;
+ public void omitHeader(boolean value) {
+ _omitHeader = value;
}
/**
1.5 +3 -3 xml-xalan/java/src/org/apache/xalan/xsltc/runtime/SAXAdapter.java
Index: SAXAdapter.java
===================================================================
RCS file: /home/cvs/xml-xalan/java/src/org/apache/xalan/xsltc/runtime/SAXAdapter.java,v
retrieving revision 1.4
retrieving revision 1.5
diff -u -r1.4 -r1.5
--- SAXAdapter.java 2001/05/21 15:13:08 1.4
+++ SAXAdapter.java 2001/07/18 15:36:01 1.5
@@ -1,5 +1,5 @@
/*
- * @(#)$Id: SAXAdapter.java,v 1.4 2001/05/21 15:13:08 morten Exp $
+ * @(#)$Id: SAXAdapter.java,v 1.5 2001/07/18 15:36:01 morten Exp $
*
* The Apache Software License, Version 1.1
*
@@ -174,8 +174,8 @@
public void setType(int type) {}
public void setHeader(String header) {}
public void setIndent(boolean indent) {}
- public void omitXmlDecl(boolean value) {}
- public void insertCdataElement(String elementName) {}
+ public void omitHeader(boolean value) {}
+ public void setCdataElements(Hashtable elements) { }
public boolean setEscaping(boolean escape) throws TransletException {
return(true);
}
1.2 +2 -1 xml-xalan/java/src/org/apache/xalan/xsltc/runtime/StringValueHandler.java
Index: StringValueHandler.java
===================================================================
RCS file: /home/cvs/xml-xalan/java/src/org/apache/xalan/xsltc/runtime/StringValueHandler.java,v
retrieving revision 1.1
retrieving revision 1.2
diff -u -r1.1 -r1.2
--- StringValueHandler.java 2001/04/17 18:52:45 1.1
+++ StringValueHandler.java 2001/07/18 15:36:01 1.2
@@ -1,5 +1,5 @@
/*
- * @(#)$Id: StringValueHandler.java,v 1.1 2001/04/17 18:52:45 sboag Exp $
+ * @(#)$Id: StringValueHandler.java,v 1.2 2001/07/18 15:36:01 morten Exp $
*
* The Apache Software License, Version 1.1
*
@@ -67,6 +67,7 @@
import org.apache.xalan.xsltc.*;
public final class StringValueHandler extends TransletOutputBase {
+
private char[] _buffer = new char[32];
private int _free = 0;
1.12 +125 -102 xml-xalan/java/src/org/apache/xalan/xsltc/runtime/TextOutput.java
Index: TextOutput.java
===================================================================
RCS file: /home/cvs/xml-xalan/java/src/org/apache/xalan/xsltc/runtime/TextOutput.java,v
retrieving revision 1.11
retrieving revision 1.12
diff -u -r1.11 -r1.12
--- TextOutput.java 2001/07/09 10:17:56 1.11
+++ TextOutput.java 2001/07/18 15:36:01 1.12
@@ -1,5 +1,5 @@
/*
- * @(#)$Id: TextOutput.java,v 1.11 2001/07/09 10:17:56 morten Exp $
+ * @(#)$Id: TextOutput.java,v 1.12 2001/07/18 15:36:01 morten Exp $
*
* The Apache Software License, Version 1.1
*
@@ -73,23 +73,26 @@
public final class TextOutput implements TransletOutputHandler {
- public static final int UNKNOWN = -1;
+ // These are the various output types we handle
+ public static final int UNKNOWN = -1; // determine type from output contents
public static final int TEXT = 0;
public static final int XML = 1;
public static final int HTML = 2;
- public static final int QNAME = 3;
+ public static final int QNAME = 3; // no special handling
- private int _outputType;
+ // These parameters are set by the <xsl:output> element, or by the
+ // get/setOutputProperty() methods in TrAX
+ private int _outputType = UNKNOWN;
+ private String _encoding;
+ private String _mediaType = "text/html";
private boolean _escapeChars = false;
private boolean _startTagOpen = false;
private boolean _cdataTagOpen = false;
private boolean _headTagOpen = false;
- // Contains commonly used attributes (for speeding up output)
- private Hashtable _attributeTemplates = new Hashtable();
// Contains all elements that should be output as CDATA sections
- private Hashtable _cdataElements = new Hashtable();
+ private Hashtable _cdata = null;
private static final String XML_PREFIX = "xml";
@@ -117,7 +120,6 @@
private AttributeList _attributes = new AttributeList();
private String _elementName = null;
- private String _header;
private Hashtable _namespaces;
private Stack _nodeStack;
@@ -126,13 +128,15 @@
// Holds the current tree depth (see startElement() and endElement()).
private int _depth = 0;
-
- private String _encoding;
+ // Reference to the SAX2 handler that consumes this handler's output
private ContentHandler _saxHandler;
/**
- * Constructor
+ * Creates a new translet output post-processor
+ *
+ * @param handler A SAX2 handler to consume the generated SAX events
+ * @throws IOException
*/
public TextOutput(ContentHandler handler) throws IOException {
_saxHandler = handler;
@@ -140,7 +144,11 @@
}
/**
- * Constructor
+ * Creates a new translet output post-processor
+ *
+ * @param handler A SAX2 handler to consume the generated SAX events
+ * @param encoding The default encoding to use (set in <xsl:output>)
+ * @throws IOException
*/
public TextOutput(ContentHandler handler, String encoding)
throws IOException {
@@ -153,36 +161,26 @@
* Initialise global variables
*/
private void init() throws IOException {
+ // Reset all output configuration from <xsl:output>
+ _outputType = UNKNOWN;
+ _encoding = "utf-8";
+ _mediaType = "text/html";
+
+ // Reset all internal variables and tables
_escapeChars = false;
_startTagOpen = false;
_cdataTagOpen = false;
- _outputType = UNKNOWN;
- _header = null;
- _encoding = "utf-8";
-
- _qnameStack = new Stack();
-
- // Empty all our hashtables
- _attributeTemplates.clear();
- _cdataElements.clear();
+ _qnameStack = new Stack();
+
+ // Reset our internal namespace handling
initNamespaces();
}
/**
- * Set the output type. The type must be wither TEXT, XML or HTML.
+ * This method is used internally when the output type was initially
+ * undefined and the type is set (by this handler) based on the contents
+ * of the output. Set the default values for some output paramters.
*/
- public void setType(int type) {
- try {
- _outputType = type;
- if (_encoding == null) _encoding = "utf-8";
- if (_saxHandler instanceof DefaultSAXOutputHandler)
- ((DefaultSAXOutputHandler)_saxHandler).setOutputType(type);
- }
- catch (SAXException e) {
-
- }
- }
-
private void setTypeInternal(int type) {
if (type == XML) {
_escapeChars = true;
@@ -198,40 +196,17 @@
* Emit header through the SAX handler
*/
private void emitHeader() throws SAXException {
- // Make sure the _encoding string contains something
- if ((_encoding == null) || (_encoding == EMPTYSTRING))
- _encoding = "utf-8";
-
// Output HTML header as META element
if (_outputType == HTML) {
AttributeList attrs = new AttributeList();
- attrs.add("http-equiv","Content-Type");
- attrs.add("content","text/html; charset="+_encoding);
+ attrs.add("http-equiv", "Content-Type");
+ attrs.add("content", _mediaType+"; charset="+_encoding);
_saxHandler.startElement(null, null, "meta", attrs);
_saxHandler.endElement(null, null, "meta");
}
}
/**
- * Turns output indentation on/off. Should only be set to on
- * if the output type is XML or HTML.
- */
- public void setIndent(boolean indent) {
- if (_saxHandler instanceof DefaultSAXOutputHandler) {
- ((DefaultSAXOutputHandler)_saxHandler).setIndent(indent);
- }
- }
-
- /**
- * Directive to turn xml header declaration on/off.
- */
- public void omitXmlDecl(boolean value) {
- if (_saxHandler instanceof DefaultSAXOutputHandler) {
- ((DefaultSAXOutputHandler)_saxHandler).omitXmlDecl(value);
- }
- }
-
- /**
* This method is called when all the data needed for a call to the
* SAX handler's startElement() method has been gathered.
*/
@@ -240,7 +215,7 @@
_startTagOpen = false;
// Output current element, either as element or CDATA section
- if (_cdataElements.containsKey(_elementName)) {
+ if ((_cdata != null) && (_cdata.containsKey(_elementName))) {
characters(BEGCDATA);
_cdataTagOpen = true;
}
@@ -298,44 +273,14 @@
}
/**
- * Output document stream flush
- */
- /*
- public void flush() throws IOException {
- //_saxHandler.flush();
- }
- */
-
- /**
- * Output document stream close
- */
- /*
- public void close() throws IOException {
- //_saxHandler.close();
- }
- */
-
- /**
- * The <xsl:output method="xml"/> instruction can specify that certain
- * XML elements should be output as CDATA sections. This methods allows
- * the translet to insert these elements into a hashtable of strings.
- * Every output element is looked up in this hashtable before it is
- * output.
- */
- public void insertCdataElement(String elementName) {
- _cdataElements.put(elementName,EMPTYSTRING);
- }
-
- /**
* Starts the output document. Outputs the document header if the
* output type is set to XML.
*/
public void startDocument() throws TransletException {
try {
_saxHandler.startDocument();
- if (_outputType == XML) {
- _escapeChars = true;
- }
+ // Output escaping is _ALWAYS_ enabled for XML output
+ if (_outputType == XML) _escapeChars = true;
} catch (SAXException e) {
throw new TransletException(e);
}
@@ -387,14 +332,8 @@
throws TransletException {
try {
// Close any open start tag
- if (_startTagOpen) {
- closeStartTag();
- }
- else if (_cdataTagOpen) {
- characters(ENDCDATA);
- _cdataTagOpen = false;
- }
-
+ if (_startTagOpen) closeStartTag();
+
// Set output type to XML (the default) if still unknown.
if (_outputType == UNKNOWN) setTypeInternal(XML);
@@ -597,6 +536,8 @@
if (_outputType == TEXT) return;
try {
+ boolean closeElement = true;
+
// Close any open element
if (_startTagOpen) {
closeStartTag();
@@ -604,10 +545,11 @@
else if (_cdataTagOpen) {
characters(ENDCDATA);
_cdataTagOpen = false;
+ closeElement = false;
}
final String qname = (String)(_qnameStack.pop());
- _saxHandler.endElement(null, null, qname);
+ if (closeElement) _saxHandler.endElement(null, null, qname);
popNamespaces();
_depth--;
@@ -785,5 +727,86 @@
else
return(uri+":"+local);
}
-
+
+ /************************************************************************
+ * The following are all methods for configuring the output settings
+ ************************************************************************/
+ /**
+ * Set the output type. The type must be wither TEXT, XML or HTML.
+ */
+ public void setType(int type) {
+ try {
+ _outputType = type;
+ if (_encoding == null) _encoding = "utf-8";
+ if (_saxHandler instanceof DefaultSAXOutputHandler)
+ ((DefaultSAXOutputHandler)_saxHandler).setOutputType(type);
+ }
+ catch (SAXException e) { }
+ }
+
+ /**
+ * Turns output indentation on/off. Should only be set to on
+ * if the output type is XML or HTML.
+ */
+ public void setIndent(boolean indent) {
+ if (_saxHandler instanceof DefaultSAXOutputHandler) {
+ ((DefaultSAXOutputHandler)_saxHandler).setIndent(indent);
+ }
+ }
+
+ /**
+ * Directive to turn xml header declaration on/off.
+ */
+ public void omitHeader(boolean value) {
+ if (_saxHandler instanceof DefaultSAXOutputHandler) {
+ ((DefaultSAXOutputHandler)_saxHandler).omitHeader(value);
+ }
+ }
+
+ /**
+ * Set the XML output document version - should be 1.0
+ */
+ public void setVersion(String version) {
+ if (_saxHandler instanceof DefaultSAXOutputHandler) {
+ ((DefaultSAXOutputHandler)_saxHandler).setVersion(version);
+ }
+ }
+
+ /**
+ * Set the XML standalone attribute - must be "yes" or "no"
+ */
+ public void setStandalone(String standalone) {
+ if (_saxHandler instanceof DefaultSAXOutputHandler) {
+ ((DefaultSAXOutputHandler)_saxHandler).setStandalone(standalone);
+ }
+ }
+
+ /**
+ * Set the output document system/public identifiers
+ */
+ public void setDoctype(String system, String pub) {
+ // TODO - pass these to the SAX output handler - how?
+ }
+
+ /**
+ * Set the output media type - only relevant for HTML output
+ */
+ public void setMediaType(String mediaType) {
+ // This value does not have to be passed to the SAX handler. This
+ // handler creates the HTML <meta> tag in which the media-type
+ // (MIME-type) will be used.
+ _mediaType = mediaType;
+ }
+
+ /**
+ * The <xsl:output method="xml"/> instruction can specify that certain
+ * XML elements should be output as CDATA sections. This methods allows
+ * the translet to insert these elements into a hashtable of strings.
+ * Every output element is looked up in this hashtable before it is
+ * output.
+ */
+ public void setCdataElements(Hashtable elements) {
+ _cdata = elements;
+ }
+
}
1.4 +9 -7 xml-xalan/java/src/org/apache/xalan/xsltc/runtime/TransletOutputBase.java
Index: TransletOutputBase.java
===================================================================
RCS file: /home/cvs/xml-xalan/java/src/org/apache/xalan/xsltc/runtime/TransletOutputBase.java,v
retrieving revision 1.3
retrieving revision 1.4
diff -u -r1.3 -r1.4
--- TransletOutputBase.java 2001/05/21 15:13:14 1.3
+++ TransletOutputBase.java 2001/07/18 15:36:01 1.4
@@ -1,5 +1,5 @@
/*
- * @(#)$Id: TransletOutputBase.java,v 1.3 2001/05/21 15:13:14 morten Exp $
+ * @(#)$Id: TransletOutputBase.java,v 1.4 2001/07/18 15:36:01 morten Exp $
*
* The Apache Software License, Version 1.1
*
@@ -64,7 +64,9 @@
package org.apache.xalan.xsltc.runtime;
+
import org.apache.xalan.xsltc.*;
+import org.apache.xalan.xsltc.runtime.Hashtable;
public class TransletOutputBase implements TransletOutputHandler {
public void startDocument() throws TransletException {}
@@ -80,12 +82,12 @@
public void comment(String comment) throws TransletException {}
public void processingInstruction(String target, String data)
throws TransletException {}
+ public boolean setEscaping(boolean escape)
+ throws TransletException { return true; }
+ public String expandQName(String withPrefix) { return(withPrefix); }
+
public void setType(int type) {}
public void setIndent(boolean indent) {}
- public void omitXmlDecl(boolean value) {}
- public void insertCdataElement(String elementName) {}
- public boolean setEscaping(boolean escape) throws TransletException {
- return true;
- }
- public String expandQName(String withPrefix) { return(withPrefix); }
+ public void omitHeader(boolean value) {}
+ public void setCdataElements(Hashtable elements) {}
}
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