/*
* The Apache Software License, Version 1.1
*
*
* Copyright (c) 1999 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 apache@apache.org.
*
* 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) 1999, Lotus
* Development Corporation., http://www.lotus.com. For more
* information on the Apache Software Foundation, please see
* <http://www.apache.org/>.
*/
package org.apache.xalan.templates;
//import org.w3c.dom.*;
import org.xml.sax.*;
import org.apache.xml.utils.QName;
import org.apache.xalan.transformer.TransformerImpl;
import org.apache.xalan.transformer.ResultTreeHandler;
import javax.xml.transform.TransformerException;
/**
* <meta name="usage" content="advanced"/>
* Implement a text literal.
* @see <a href="http://www.w3.org/TR/xslt#section-Creating-Text">section-Creating-Text in XSLT Specification</a>
*/
public class ElemTextLiteral extends ElemTemplateElement
{
/**
* Tell if space should be preserved.
* @serial
*/
private boolean m_preserveSpace;
/**
* Set whether or not space should be preserved.
*
* @param v Boolean flag indicating whether
* or not space should be preserved
*/
public void setPreserveSpace(boolean v)
{
m_preserveSpace = v;
}
/**
* Get whether or not space should be preserved.
*
* @return Boolean flag indicating whether
* or not space should be preserved
*/
public boolean getPreserveSpace()
{
return m_preserveSpace;
}
/**
* The character array.
* @serial
*/
private char m_ch[];
/**
* The character array as a string.
* @serial
*/
private String m_str;
/**
* Set the characters that will be output to the result tree..
*
* @param v Array of characters that will be output to the result tree
*/
public void setChars(char[] v)
{
m_ch = v;
}
/**
* Get the characters that will be output to the result tree..
*
* @return Array of characters that will be output to the result tree
*/
public char[] getChars()
{
return m_ch;
}
/**
* Get the value of the node as a string.
*
* @return null
*/
public synchronized String getNodeValue()
{
if(null == m_str)
{
m_str = new String(m_ch);
}
return m_str;
}
/**
* Tells if this element should disable escaping.
* @serial
*/
private boolean m_disableOutputEscaping = false;
/**
* Set the "disable-output-escaping" attribute.
* Normally, the xml output method escapes & and < (and
* possibly other characters) when outputting text nodes.
* This ensures that the output is well-formed XML. However,
* it is sometimes convenient to be able to produce output
* that is almost, but not quite well-formed XML; for
* example, the output may include ill-formed sections
* which are intended to be transformed into well-formed
* XML by a subsequent non-XML aware process. For this reason,
* XSLT provides a mechanism for disabling output escaping.
* An xsl:value-of or xsl:text element may have a
* disable-output-escaping attribute; the allowed values
* are yes or no; the default is no; if the value is yes,
* then a text node generated by instantiating the xsl:value-of
* or xsl:text element should be output without any escaping.
* @see <a href="http://www.w3.org/TR/xslt#disable-output-escaping">disable-output-escaping in XSLT Specification</a>
*
* @param v Boolean value for "disable-output-escaping" attribute.
*/
public void setDisableOutputEscaping(boolean v)
{
m_disableOutputEscaping = v;
}
/**
* Get the "disable-output-escaping" attribute.
* Normally, the xml output method escapes & and < (and
* possibly other characters) when outputting text nodes.
* This ensures that the output is well-formed XML. However,
* it is sometimes convenient to be able to produce output
* that is almost, but not quite well-formed XML; for
* example, the output may include ill-formed sections
* which are intended to be transformed into well-formed
* XML by a subsequent non-XML aware process. For this reason,
* XSLT provides a mechanism for disabling output escaping.
* An xsl:value-of or xsl:text element may have a
* disable-output-escaping attribute; the allowed values
* are yes or no; the default is no; if the value is yes,
* then a text node generated by instantiating the xsl:value-of
* or xsl:text element should be output without any escaping.
* @see <a href="http://www.w3.org/TR/xslt#disable-output-escaping">disable-output-escaping in XSLT Specification</a>
*
* @return Boolean value of "disable-output-escaping" attribute.
*/
public boolean getDisableOutputEscaping()
{
return m_disableOutputEscaping;
}
/**
* Get an integer representation of the element type.
*
* @return An integer representation of the element, defined in the
* Constants class.
* @see org.apache.xalan.templates.Constants
*/
public int getXSLToken()
{
return Constants.ELEMNAME_TEXTLITERALRESULT;
}
/**
* Return the node name.
*
* @return The element's name
*/
public String getNodeName()
{
return "#Text";
}
/**
* Copy the text literal to the result tree.
*
* @param transformer non-null reference to the the current transform-time state.
* @param sourceNode non-null reference to the <a href="http://www.w3.org/TR/xslt#dt-current-node">current source node</a>.
* @param mode reference, which may be null, to the <a href="http://www.w3.org/TR/xslt#modes">current mode</a>.
*
* @throws TransformerException
*/
public void execute(
TransformerImpl transformer)
throws TransformerException
{
try
{
if (TransformerImpl.S_DEBUG)
transformer.getTraceManager().fireTraceEvent(this);
ResultTreeHandler rth = transformer.getResultTreeHandler();
if (m_disableOutputEscaping)
{
rth.processingInstruction(javax.xml.transform.Result.PI_DISABLE_OUTPUT_ESCAPING, "");
}
rth.characters(m_ch, 0, m_ch.length);
if (m_disableOutputEscaping)
{
rth.processingInstruction(javax.xml.transform.Result.PI_ENABLE_OUTPUT_ESCAPING, "");
}
}
catch(SAXException se)
{
throw new TransformerException(se);
}
}
}