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/**
* Copyright (C) 2011-2012 The XDocReport Team
*
* All rights reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
package fr.opensagres.xdocreport.xhtml.extension;
import java.io.IOException;
import java.io.OutputStream;
import java.io.StringWriter;
import java.io.Writer;
public abstract class XHTMLPageContentBuffer
extends AbstractContentBuffer
implements XHTMLConstants
{
protected StringBuilder currentBuffer = null;
protected int currentElementIndex;
public XHTMLPageContentBuffer( int indent )
{
super( indent );
this.currentBuffer = new StringBuilder();
}
public void startEndElement( String elementName )
{
startElementNotEnclosed( elementName );
currentBuffer.append( '/' );
currentBuffer.append( '>' );
}
public void startElement( String elementName )
{
startElement( elementName, true, getCurrentBuffer(), currentElementIndex );
currentElementIndex++;
}
public void startElementNotEnclosed( String elementName )
{
startElement( elementName, false, getCurrentBuffer(), currentElementIndex );
currentElementIndex++;
}
public void endElementNotEnclosed()
{
getCurrentBuffer().append( '>' );
}
public XHTMLPageContentBuffer setAttribute( String name, String value )
{
startAttribute( name ).addAttributeValue( value, true ).endAttribute();
return this;
}
public XHTMLPageContentBuffer setAttribute( String name, Integer value )
{
setAttribute( name, String.valueOf( value ) );
return this;
}
public XHTMLPageContentBuffer addAttributeValue( String value, boolean firstValue )
{
if ( !firstValue )
{
getCurrentBuffer().append( ' ' );
}
getCurrentBuffer().append( value );
return this;
}
public XHTMLPageContentBuffer startAttribute( String name )
{
getCurrentBuffer().append( ' ' ).append( name ).append( "=\"" );
return this;
}
public XHTMLPageContentBuffer endAttribute()
{
getCurrentBuffer().append( "\"" );
return this;
}
protected StringBuilder startElement( String elementName, boolean endsElement, StringBuilder buffer, int index )
{
doIndentIfNeeded( buffer, index );
buffer.append( '<' );
buffer.append( elementName );
if ( endsElement )
{
buffer.append( '>' );
}
return buffer;
}
protected void startElement( String elementName, boolean endsElement, Writer writer, int index )
throws IOException
{
doIndentIfNeeded( writer, index );
writer.write( '<' );
writer.write( elementName );
if ( endsElement )
{
writer.write( '>' );
}
}
protected void startElement( String elementName, boolean endsElement, OutputStream out, int index )
throws IOException
{
doIndentIfNeeded( out, index );
out.write( '<' );
out.write( elementName.getBytes() );
if ( endsElement )
{
out.write( '>' );
}
}
public void endElement( String elementName )
{
currentElementIndex--;
endElement( elementName, getCurrentBuffer(), currentElementIndex );
}
protected StringBuilder endElement( String elementName, StringBuilder buffer, int index )
{
doIndentIfNeeded( buffer, index );
buffer.append( '<' );
buffer.append( '/' );
buffer.append( elementName );
buffer.append( '>' );
return buffer;
}
protected void endElement( String elementName, Writer writer, int index )
throws IOException
{
doIndentIfNeeded( writer, index );
writer.write( '<' );
writer.write( '/' );
writer.write( elementName );
writer.write( '>' );
}
protected void endElement( String elementName, OutputStream out, int index )
throws IOException
{
doIndentIfNeeded( out, index );
out.write( '<' );
out.write( '/' );
out.write( elementName.getBytes() );
out.write( '>' );
}
@Override
protected StringBuilder getCurrentBuffer()
{
return currentBuffer;
}
public void save( Writer writer )
throws IOException
{
writer.write( getCurrentBuffer().toString() );
}
public void save( OutputStream out )
throws IOException
{
out.write( getCurrentBuffer().toString().getBytes() );
}
@Override
public String toString()
{
StringWriter writer = new StringWriter();
try
{
save( writer );
}
catch ( IOException e )
{
// Do nothing
}
return writer.toString();
}
}
