com.lowagie.text.pdf
Class XfdfReader

java.lang.Object
  extended by com.lowagie.text.pdf.XfdfReader
All Implemented Interfaces:
SimpleXMLDocHandler

public class XfdfReader
extends Object
implements SimpleXMLDocHandler

Reads a XFDF.

Author:
Leonard Rosenthol (leonardr@pdfsages.com)

Constructor Summary
XfdfReader(byte[] xfdfIn)
          Reads an XFDF form.
XfdfReader(String filename)
          Reads an XFDF form.
 
Method Summary
 void endDocument()
          Called after the document is parsed.
 void endElement(String tag)
          Called when an end tag is found.
 String getField(String name)
          Gets the field value.
 HashMap getFields()
          Gets all the fields.
 String getFieldValue(String name)
          Gets the field value or null if the field does not exist or has no value defined.
 String getFileSpec()
          Gets the PDF file specification contained in the FDF.
 void startDocument()
          Called when the document starts to be parsed.
 void startElement(String tag, HashMap h)
          Called when a start tag is found.
 void text(String str)
          Called when a text element is found.
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

XfdfReader

public XfdfReader(String filename)
           throws IOException
Reads an XFDF form.

Parameters:
filename - the file name of the form
Throws:
IOException - on error

XfdfReader

public XfdfReader(byte[] xfdfIn)
           throws IOException
Reads an XFDF form.

Parameters:
xfdfIn - the byte array with the form
Throws:
IOException - on error
Method Detail

getFields

public HashMap getFields()
Gets all the fields. The map is keyed by the fully qualified field name and the value is a merged PdfDictionary with the field content.

Returns:
all the fields

getField

public String getField(String name)
Gets the field value.

Parameters:
name - the fully qualified field name
Returns:
the field's value

getFieldValue

public String getFieldValue(String name)
Gets the field value or null if the field does not exist or has no value defined.

Parameters:
name - the fully qualified field name
Returns:
the field value or null

getFileSpec

public String getFileSpec()
Gets the PDF file specification contained in the FDF.

Returns:
the PDF file specification contained in the FDF

startElement

public void startElement(String tag,
                         HashMap h)
Called when a start tag is found.

Specified by:
startElement in interface SimpleXMLDocHandler
Parameters:
tag - the tag name
h - the tag's attributes

endElement

public void endElement(String tag)
Called when an end tag is found.

Specified by:
endElement in interface SimpleXMLDocHandler
Parameters:
tag - the tag name

startDocument

public void startDocument()
Called when the document starts to be parsed.

Specified by:
startDocument in interface SimpleXMLDocHandler

endDocument

public void endDocument()
Called after the document is parsed.

Specified by:
endDocument in interface SimpleXMLDocHandler

text

public void text(String str)
Called when a text element is found.

Specified by:
text in interface SimpleXMLDocHandler
Parameters:
str - the text element, probably a fragment.


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