com.jrefinery.report.io.ext
Class GroupsHandler

java.lang.Object
  extended bycom.jrefinery.report.io.ext.GroupsHandler
All Implemented Interfaces:
org.jfree.xml.ElementDefinitionHandler

public class GroupsHandler
extends java.lang.Object
implements org.jfree.xml.ElementDefinitionHandler

A groups handler. Handles the group definition for the report. The defined groups need to define all fields of their parent group and at least one additional field.

Author:
Thomas Morgner.
See Also:
JFreeReport.setGroups(com.jrefinery.report.GroupList), GroupList

Field Summary
static java.lang.String GROUP_TAG
          The 'group' tag name.
 
Constructor Summary
GroupsHandler(org.jfree.xml.Parser parser, java.lang.String finishTag)
          Creates a new handler.
 
Method Summary
 void characters(char[] ch, int start, int length)
          Callback to indicate that some character data has been read.
 void endElement(java.lang.String tagName)
          Callback to indicate that an XML element end tag has been read by the parser.
 org.jfree.xml.Parser getParser()
          Returns the parser.
 void startElement(java.lang.String tagName, org.xml.sax.Attributes attrs)
          Callback to indicate that an XML element start tag has been read by the parser.
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Field Detail

GROUP_TAG

public static final java.lang.String GROUP_TAG
The 'group' tag name.

See Also:
Constant Field Values
Constructor Detail

GroupsHandler

public GroupsHandler(org.jfree.xml.Parser parser,
                     java.lang.String finishTag)
Creates a new handler.

Parameters:
parser - the parser.
finishTag - the finish tag.
Method Detail

getParser

public org.jfree.xml.Parser getParser()
Returns the parser.

Specified by:
getParser in interface org.jfree.xml.ElementDefinitionHandler
Returns:
The parser.

startElement

public void startElement(java.lang.String tagName,
                         org.xml.sax.Attributes attrs)
                  throws org.xml.sax.SAXException
Callback to indicate that an XML element start tag has been read by the parser.

Specified by:
startElement in interface org.jfree.xml.ElementDefinitionHandler
Parameters:
tagName - the tag name.
attrs - the attributes.
Throws:
org.xml.sax.SAXException - if a parser error occurs or the validation failed.

characters

public void characters(char[] ch,
                       int start,
                       int length)
                throws org.xml.sax.SAXException
Callback to indicate that some character data has been read.

Specified by:
characters in interface org.jfree.xml.ElementDefinitionHandler
Parameters:
ch - the character array.
start - the start index for the characters.
length - the length of the character sequence.
Throws:
org.xml.sax.SAXException - if a parser error occurs or the validation failed.

endElement

public void endElement(java.lang.String tagName)
                throws org.xml.sax.SAXException
Callback to indicate that an XML element end tag has been read by the parser.

Specified by:
endElement in interface org.jfree.xml.ElementDefinitionHandler
Parameters:
tagName - the tag name.
Throws:
org.xml.sax.SAXException - if a parser error occurs or the validation failed.