mondrian.xmla.impl
Class JsonSaxWriter

java.lang.Object
  mondrian.xmla.impl.JsonSaxWriter

All Implemented Interfaces:

SaxWriter

 class JsonSaxWriter
extends Object
implements SaxWriter

Implementation of SaxWriter which, perversely, generates a JSON (JavaScript Object Notation) document.

Author:

jhyde

Constructor Summary

JsonSaxWriter(OutputStream outputStream)
Creates a JsonSaxWriter.

Method Summary

void	characters(String data)
void	completeBeforeElement(String tagName)
void	element(String name, Object... attrs)
void	endDocument()
void	endElement()
void	endSequence() Informs the writer that a sequence of elements of the same name has ended.
void	flush() Flushes any unwritten output.
void	startDocument()
void	startElement(String name)
void	startElement(String name, Object... attrs)
void	startSequence(String name, String subName) Informs the writer that a sequence of elements of the same name is starting.
void	textElement(String name, Object data) Generates a text-only element, <name>data</name>.
void	verbatim(String text) Sends a piece of text verbatim through the writer.

Methods inherited from class java.lang.Object

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

Constructor Detail

JsonSaxWriter

public JsonSaxWriter(OutputStream outputStream)

Creates a JsonSaxWriter.

Parameters:

outputStream - Output stream

Method Detail

startDocument

public void startDocument()

Specified by:

startDocument in interface SaxWriter

endDocument

public void endDocument()

Specified by:

endDocument in interface SaxWriter

startSequence

public void startSequence(String name,
                          String subName)

Description copied from interface: SaxWriter

Informs the writer that a sequence of elements of the same name is starting.

For XML, is equivalent to startElement(name).

For JSON, initiates the array construct:

"name" : [
{ ... },
{ ... }
]


Specified by:

startSequence in interface SaxWriter

Parameters:

name - Element name

subName - Child element name

endSequence

public void endSequence()

Description copied from interface: SaxWriter

Informs the writer that a sequence of elements of the same name has ended.

Specified by:

endSequence in interface SaxWriter

startElement

public void startElement(String name)

Specified by:

startElement in interface SaxWriter

startElement

public void startElement(String name,
                         Object... attrs)

Specified by:

startElement in interface SaxWriter

endElement

public void endElement()

Specified by:

endElement in interface SaxWriter

element

public void element(String name,
                    Object... attrs)

Specified by:

element in interface SaxWriter

characters

public void characters(String data)

Specified by:

characters in interface SaxWriter

textElement

public void textElement(String name,
                        Object data)

Description copied from interface: SaxWriter

Generates a text-only element, <name>data</name>.

For XML, this is equivalent to

startElement(name);
characters(data);
endElement();

but for JSON, generates "name": "data".

Specified by:

textElement in interface SaxWriter

Parameters:

name - Name of element

data - Text content of element

completeBeforeElement

public void completeBeforeElement(String tagName)

Specified by:

completeBeforeElement in interface SaxWriter

verbatim

public void verbatim(String text)

Description copied from interface: SaxWriter

Sends a piece of text verbatim through the writer. It must be a piece of well-formed XML.

Specified by:

verbatim in interface SaxWriter

flush

public void flush()

Description copied from interface: SaxWriter

Flushes any unwritten output.

Specified by:

flush in interface SaxWriter