santiagopg 02/05/20 10:41:38
Modified: java/src/org/apache/xalan/xsltc/runtime/output
StreamOutput.java
Added: java/src/org/apache/xalan/xsltc/runtime/output
HtmlOutput.java
Log:
Revision Changes Path
1.2 +36 -2
xml-xalan/java/src/org/apache/xalan/xsltc/runtime/output/StreamOutput.java
Index: StreamOutput.java
===================================================================
RCS file:
/home/cvs/xml-xalan/java/src/org/apache/xalan/xsltc/runtime/output/StreamOutput.java,v
retrieving revision 1.1
retrieving revision 1.2
diff -u -r1.1 -r1.2
--- StreamOutput.java 17 May 2002 16:52:56 -0000 1.1
+++ StreamOutput.java 20 May 2002 17:41:38 -0000 1.2
@@ -1,5 +1,5 @@
/*
- * @(#)$Id: StreamOutput.java,v 1.1 2002/05/17 16:52:56 tmiller Exp $
+ * @(#)$Id: StreamOutput.java,v 1.2 2002/05/20 17:41:38 santiagopg Exp $
*
* The Apache Software License, Version 1.1
*
@@ -63,6 +63,40 @@
package org.apache.xalan.xsltc.runtime.output;
+import java.io.Writer;
+
+class StreamOutput extends OutputBase {
+
+ protected static final String AMP = "&";
+ protected static final String LT = "<";
+ protected static final String GT = ">";
+ protected static final String CRLF = "
";
+ protected static final String QUOTE = """;
+ protected static final String NBSP = " ";
+
+ protected static final String CHAR_ESC_START = "&#";
+
+ protected static final char[] INDENT = "
".toCharArray();
+ protected static final int MAX_INDENT_LEVEL = (INDENT.length >> 1);
+ protected static final int MAX_INDENT = INDENT.length;
+
+ protected static final int BUFFER_SIZE = 32 * 1024;
+ protected static final int OUTPUT_BUFFER_SIZE = 4 * 1024;
+
+ protected Writer _writer = null;
+ protected StringBuffer _buffer = new StringBuffer(BUFFER_SIZE);
+
+ protected boolean _startTagOpen = false;
+ protected boolean _is8859Encoded = false;
+
+ protected boolean _indent = false;
+ protected boolean _omitHeader = false;
+
+ protected boolean _lineFeedNextStartTag = false;
+ protected boolean _linefeedNextEndTag = false;
+ protected boolean _indentNextEndTag = false;
+ protected int _indentLevel = 0;
+
+ protected boolean _escaping = true;
-public class StreamOutput extends OutputBase {
}
1.1
xml-xalan/java/src/org/apache/xalan/xsltc/runtime/output/HtmlOutput.java
Index: HtmlOutput.java
===================================================================
/*
* @(#)$Id: HtmlOutput.java,v 1.1 2002/05/20 17:41:38 santiagopg Exp $
*
* The Apache Software License, Version 1.1
*
*
* Copyright (c) 2001 The Apache Software Foundation. All rights
* reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. The end-user documentation included with the redistribution,
* if any, must include the following acknowledgment:
* "This product includes software developed by the
* Apache Software Foundation (http://www.apache.org/)."
* Alternately, this acknowledgment may appear in the software itself,
* if and wherever such third-party acknowledgments normally appear.
*
* 4. The names "Xalan" and "Apache Software Foundation" must
* not be used to endorse or promote products derived from this
* software without prior written permission. For written
* permission, please contact [EMAIL PROTECTED]
*
* 5. Products derived from this software may not be called "Apache",
* nor may "Apache" appear in their name, without prior written
* permission of the Apache Software Foundation.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES{} LOSS OF
* USE, DATA, OR PROFITS{} OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation and was
* originally based on software copyright (c) 2001, Sun
* Microsystems., http://www.sun.com. For more
* information on the Apache Software Foundation, please see
* <http://www.apache.org/>.
*
* @author Santiago Pericas-Geertsen
* @author G. Todd Miller
*
*/
package org.apache.xalan.xsltc.runtime.output;
import java.io.Writer;
import java.io.IOException;
import java.io.OutputStream;
import java.io.OutputStreamWriter;
import java.io.UnsupportedEncodingException;
import org.apache.xalan.xsltc.*;
import org.apache.xalan.xsltc.runtime.*;
import org.apache.xalan.xsltc.runtime.Hashtable;
public class HtmlOutput extends StreamOutput {
protected static final Hashtable _emptyElements = new Hashtable();
protected static final String[] tags = { "area", "base", "basefont", "br",
"col", "frame", "hr", "img", "input",
"isindex", "link", "meta", "param" };
static {
for (int i = 0; i < tags.length; i++) {
_emptyElements.put(tags[i], "");
}
}
public HtmlOutput(Writer writer) {
_writer = writer;
}
public HtmlOutput(OutputStream out, String encoding)
throws IOException
{
try {
_writer = new OutputStreamWriter(out, encoding);
}
catch (UnsupportedEncodingException e) {
_writer = new OutputStreamWriter(out, "UTF-8");
}
}
public void startDocument() throws TransletException {
// empty
}
public void endDocument() throws TransletException {
if (_startTagOpen) {
_buffer.append("/>");
}
try {
int n = 0;
final int length = _buffer.length();
final String output = _buffer.toString();
// Output buffer in chunks of OUTPUT_BUFFER_SIZE
if (length > OUTPUT_BUFFER_SIZE) {
do {
_writer.write(output, n, OUTPUT_BUFFER_SIZE);
n += OUTPUT_BUFFER_SIZE;
} while (n + OUTPUT_BUFFER_SIZE < length);
}
_writer.write(output, n, length - n);
_writer.flush();
}
catch (IOException e) {
// ignore
}
}
public void startElement(String elementName) throws TransletException {
if (_startTagOpen) {
_buffer.append('>');
}
if (_indent) {
if (!_emptyElements.containsKey(elementName.toLowerCase())) {
indent(_lineFeedNextStartTag);
_lineFeedNextStartTag = true;
_indentNextEndTag = false;
}
_indentLevel++;
}
_buffer.append('<').append(elementName);
_startTagOpen = true;
}
public void endElement(String elementName) throws TransletException {
if (_startTagOpen) {
_startTagOpen = false;
_buffer.append(">");
}
// Empty elements may not have closing tags
if (_emptyElements.get(elementName.toLowerCase()) == null) {
_buffer.append("</").append(elementName).append('>');
}
}
public void characters(String characters)
throws TransletException
{
if (_startTagOpen) {
_buffer.append('>');
_startTagOpen = false;
}
if (_escaping) {
escapeCharacters(characters.toCharArray(), 0, characters.length());
}
else {
_buffer.append(characters);
}
}
public void characters(char[] characters, int offset, int length)
throws TransletException
{
if (_startTagOpen) {
_buffer.append('>');
_startTagOpen = false;
}
if (_escaping) {
escapeCharacters(characters, offset, length);
}
else {
_buffer.append(characters, offset, length);
}
}
public void attribute(String attributeName, String attributeValue)
throws TransletException
{
if (_startTagOpen) {
_buffer.append(' ').append(attributeName)
.append("=\"").append(attributeValue).append('"');
}
}
public void comment(String comment) throws TransletException {
if (_startTagOpen) {
_buffer.append('>');
_startTagOpen = false;
}
_buffer.append("<!--").append(comment).append("-->");
}
public void processingInstruction(String target, String data)
throws TransletException
{
if (_startTagOpen) {
_buffer.append('>');
_startTagOpen = false;
}
// A PI in HTML ends with ">" instead of "?>"
_buffer.append("<?").append(target).append(' ')
.append(data).append('>');
}
public boolean setEscaping(boolean escape) throws TransletException
{
final boolean temp = _escaping;
_escaping = escape;
return temp;
}
public void close() {
try {
_writer.close();
}
catch (Exception e) {
// ignore
}
}
public void namespace(String prefix, String uri) throws TransletException
{
// ignore since method type is HTML
}
public void setCdataElements(Hashtable elements) {
// ignore since method type is HTML
}
public void setType(int type) {
// ignore: default is HTML
}
public void setIndent(boolean indent) {
// ignore: default is off
}
public void omitHeader(boolean value) {
// ignore: default is on
}
private void escapeCharacters(char[] ch, int off, int len) {
int limit = off + len;
int offset = off;
if (limit > ch.length) {
limit = ch.length;
}
// Step through characters and escape all special characters
for (int i = off; i < limit; i++) {
final char current = ch[i];
switch (current) {
case '&':
_buffer.append(ch, offset, i - offset);
_buffer.append(AMP);
offset = i + 1;
break;
case '<':
_buffer.append(ch, offset, i - offset);
_buffer.append(LT);
offset = i + 1;
break;
case '>':
_buffer.append(ch, offset, i - offset);
_buffer.append(GT);
offset = i + 1;
break;
case '\u00a0':
_buffer.append(ch, offset, i - offset);
_buffer.append(NBSP);
offset = i + 1;
break;
default:
if ( (current >= '\u007F' && current < '\u00A0') ||
(_is8859Encoded && (current > '\u00FF')) )
{
_buffer.append(ch, offset, i - offset);
_buffer.append(CHAR_ESC_START);
_buffer.append(Integer.toString((int)ch[i]));
_buffer.append(';');
offset = i + 1;
}
}
}
// Output remaining characters (that do not need escaping).
if (offset < limit) {
_buffer.append(ch, offset, limit - offset);
}
}
/**
* Adds a newline in the output stream and indents to correct level
*/
private void indent(boolean linefeed) {
if (linefeed) {
_buffer.append('\n');
}
_buffer.append(INDENT, 0,
_indentLevel < MAX_INDENT_LEVEL ? _indentLevel + _indentLevel
: MAX_INDENT);
}
}
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