com.etymon.pj.object

Class PjNull

java.lang.Object

com.etymon.pj.object.BaseObject

com.etymon.pj.object.PjObject

com.etymon.pj.object.PjNull

All Implemented Interfaces:

java.lang.Cloneable

public class PjNull
extends PjObject

A representation of the PDF null type.

Constructor Summary

Constructors

Constructor and Description
PjNull() Creates a null object.

Method Summary

Modifier and Type	Method and Description
java.lang.Object	clone() Returns a deep copy of this object.
boolean	equals(java.lang.Object obj) Compares two PjNull objects for equality.
long	writePdf(java.io.OutputStream os) Writes this object (null) to a stream in PDF format.

Methods inherited from class com.etymon.pj.object.PjObject

renumber

Methods inherited from class com.etymon.pj.object.BaseObject

toString, write, write, write, writeln

Methods inherited from class java.lang.Object

finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

PjNull

public PjNull()

Creates a null object.

Method Detail

writePdf

public long writePdf(java.io.OutputStream os)
              throws java.io.IOException

Writes this object (null) to a stream in PDF format.

Specified by:

writePdf in class BaseObject

Parameters:

os - the stream to write to.

Returns:

the number of bytes written.

Throws:

java.io.IOException - if an I/O error occurs.

clone

public java.lang.Object clone()

Returns a deep copy of this object.

Specified by:

clone in class BaseObject

Returns:

a deep copy of this object.

equals

public boolean equals(java.lang.Object obj)

Compares two PjNull objects for equality. They are automatically considered to be equal if both objects are truly instances of PjNull.

Overrides:

equals in class java.lang.Object

Parameters:

obj - the reference object to compare to.

Returns:

true if this object is the same as obj, false otherwise.