Package net.sf.saxon.serialize

Class HTMLIndenter

java.lang.Object

net.sf.saxon.event.SequenceReceiver

net.sf.saxon.event.ProxyReceiver

net.sf.saxon.serialize.HTMLIndenter

All Implemented Interfaces:

Result, Receiver

public class HTMLIndenter
extends ProxyReceiver

HTMLIndenter: This ProxyEmitter indents HTML elements, by adding whitespace character data where appropriate. The character data is never added when within an inline element. The string used for indentation defaults to three spaces

Author:

Michael Kay

Field Summary

Fields

Modifier and Type	Field	Description
protected char[]	indentChars

Fields inherited from class net.sf.saxon.event.ProxyReceiver

nextReceiver

Fields inherited from class net.sf.saxon.event.SequenceReceiver

pipelineConfiguration, previousAtomic, systemId

Fields inherited from interface javax.xml.transform.Result

PI_DISABLE_OUTPUT_ESCAPING, PI_ENABLE_OUTPUT_ESCAPING

Constructor Summary

Constructors

Constructor	Description
HTMLIndenter(Receiver next, String method)

Method Summary

Modifier and Type	Method	Description
void	characters(CharSequence chars, Location locationId, int properties)	Output character data
int	classifyTag(NodeName name)	Classify an element name as inline, formatted, or both or neither.
void	comment(CharSequence chars, Location locationId, int properties)	Output a comment
void	endElement()	Output element end tag
protected int	getIndentation()	Get the number of spaces to be used for indentation
protected int	getLineLength()	Get the maximum length of lines, after which long lines will be word-wrapped
void	processingInstruction(String target, CharSequence data, Location locationId, int properties)	Output a processing instruction
void	setOutputProperties(Properties props)	Set the properties for this indenter
void	startElement(NodeName nameCode, SchemaType typeCode, Location location, int properties)	Output element start tag

Methods inherited from class net.sf.saxon.event.ProxyReceiver

append, attribute, close, endDocument, getNamePool, getNextReceiver, namespace, open, setPipelineConfiguration, setSystemId, setUnderlyingReceiver, setUnparsedEntity, startContent, startDocument, usesTypeAnnotations

Methods inherited from class net.sf.saxon.event.SequenceReceiver

append, decompose, flatten, getConfiguration, getErrorCodeForDecomposingFunctionItems, getPipelineConfiguration, getSystemId, handlesAppend

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

indentChars

protected char[] indentChars

Constructor Detail

HTMLIndenter

public HTMLIndenter(Receiver next,
                    String method)

Method Detail

setOutputProperties

public void setOutputProperties(Properties props)

Set the properties for this indenter

Parameters:

props - the serialization properties

classifyTag

public int classifyTag(NodeName name)

Classify an element name as inline, formatted, or both or neither. This method is overridden in the XHTML indenter

Parameters:

name - the element name

Returns:

a bit-significant integer containing flags IS_INLINE and/or IS_FORMATTED

startElement

public void startElement(NodeName nameCode,
                         SchemaType typeCode,
                         Location location,
                         int properties)
                  throws XPathException

Output element start tag

Specified by:

startElement in interface Receiver

Overrides:

startElement in class ProxyReceiver

Parameters:

nameCode - integer code identifying the name of the element within the name pool.

typeCode - the element's type annotation.

location - a location associated with the event (typically either a location in the source document or the stylesheet)

properties - properties of the element node

Throws:

XPathException - if an error occurs

endElement

public void endElement()
                throws XPathException

Output element end tag

Specified by:

endElement in interface Receiver

Overrides:

endElement in class ProxyReceiver

Throws:

XPathException - if an error occurs

characters

public void characters(CharSequence chars,
                       Location locationId,
                       int properties)
                throws XPathException

Output character data

Specified by:

characters in interface Receiver

Overrides:

characters in class ProxyReceiver

Parameters:

chars - The characters

locationId - provides information such as line number and system ID.

properties - Bit significant value. The following bits are defined:

DISABLE_ESCAPING

Disable escaping for this text node

USE_CDATA

Output as a CDATA section

Throws:

XPathException - if an error occurs

processingInstruction

public void processingInstruction(String target,
                                  CharSequence data,
                                  Location locationId,
                                  int properties)
                           throws XPathException

Output a processing instruction

Specified by:

processingInstruction in interface Receiver

Overrides:

processingInstruction in class ProxyReceiver

Parameters:

target - The PI name. This must be a legal name (it will not be checked).

data - The data portion of the processing instruction

locationId - provides information such as line number and system ID.

properties - Additional information about the PI.

Throws:

XPathException - if an error occurs

comment

public void comment(CharSequence chars,
                    Location locationId,
                    int properties)
             throws XPathException

Output a comment

Specified by:

comment in interface Receiver

Overrides:

comment in class ProxyReceiver

Parameters:

chars - The content of the comment

locationId - provides information such as line number and system ID.

properties - Additional information about the comment.

Throws:

XPathException - if an error occurs

getLineLength

protected int getLineLength()

Get the maximum length of lines, after which long lines will be word-wrapped

Returns:

the maximum line length

getIndentation

protected int getIndentation()

Get the number of spaces to be used for indentation

Returns:

the number of spaces to be added to the indentation for each level