Android Guides | Samples

Java.Lang.NullPointerException Class

Thrown when a program tries to access a field or method of an object or an element of an array when there is no instance or array to use, that is if the object or array points to null.

See Also: NullPointerException

Syntax

[Android.Runtime.Register("java/lang/NullPointerException", DoNotGenerateAcw=true)]
public class NullPointerException : RuntimeException

Remarks

Thrown when a program tries to access a field or method of an object or an element of an array when there is no instance or array to use, that is if the object or array points to null. It also occurs in some other, less obvious circumstances, like a throw e statement where the Throwable reference is null.

[Android Documentation]

Requirements

Namespace: Java.Lang
Assembly: Mono.Android (in Mono.Android.dll)
Assembly Versions: 0.0.0.0
Since: Added in API level 1

The members of Java.Lang.NullPointerException are listed below.

See Also: RuntimeException

Public Constructors

Constructs a new NullPointerException that includes the current stack trace.
Constructs a new NullPointerException with the current stack trace and the specified detail message.

Protected Constructors

A constructor used when creating managed representations of JNI objects; called by the runtime.

Protected Properties

[read-only]
override
ThresholdClassIntPtr. This API supports the Mono for Android infrastructure and is not intended to be used directly from your code.
[read-only]
override
ThresholdTypeType. This API supports the Mono for Android infrastructure and is not intended to be used directly from your code.