edu.umd.cs.findbugs.ba.npe2

Class NullnessValue

java.lang.Object

edu.umd.cs.findbugs.ba.npe2.NullnessValue

public class NullnessValue
extends java.lang.Object

Symbolic values representing the nullness of a runtime value.

Author:

David Hovemeyer

Method Summary

Methods

Modifier and Type	Method and Description
static NullnessValue	definitelyNotNullValue()
static NullnessValue	definitelyNullValue()
boolean	isChecked()
boolean	isDefinitelyNotNull()
boolean	isDefinitelyNull()
boolean	isNoKaboom()
NullnessValue	toCheckedValue()
NullnessValue	toNoKaboomValue()
java.lang.String	toString()
static NullnessValue	unknownValue()

Methods inherited from class java.lang.Object

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

Method Detail

isDefinitelyNull

public boolean isDefinitelyNull()

isDefinitelyNotNull

public boolean isDefinitelyNotNull()

isChecked

public boolean isChecked()

isNoKaboom

public boolean isNoKaboom()

toCheckedValue

public NullnessValue toCheckedValue()

toNoKaboomValue

public NullnessValue toNoKaboomValue()

definitelyNullValue

public static NullnessValue definitelyNullValue()

definitelyNotNullValue

public static NullnessValue definitelyNotNullValue()

unknownValue

public static NullnessValue unknownValue()

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object