org.hamcrest.core
Class IsNull<T>

java.lang.Object
  org.hamcrest.BaseMatcher<T>
      org.hamcrest.core.IsNull<T>

All Implemented Interfaces:

org.hamcrest.Matcher<T>, org.hamcrest.SelfDescribing

public class IsNull<T>
extends org.hamcrest.BaseMatcher<T>

Is the value null?

Constructor Summary

IsNull()

Method Summary

void	describeTo(org.hamcrest.Description description)
boolean	matches(java.lang.Object o)
static <T> org.hamcrest.Matcher<T>	notNullValue() Matches if value is not null.
static <T> org.hamcrest.Matcher<T>	notNullValue(java.lang.Class<T> type) Matches if value is not null.
static <T> org.hamcrest.Matcher<T>	nullValue() Matches if value is null.
static <T> org.hamcrest.Matcher<T>	nullValue(java.lang.Class<T> type) Matches if value is null.

Methods inherited from class org.hamcrest.BaseMatcher

_dont_implement_Matcher___instead_extend_BaseMatcher_, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

IsNull

public IsNull()

Method Detail

matches

public boolean matches(java.lang.Object o)

describeTo

public void describeTo(org.hamcrest.Description description)

nullValue

public static <T> org.hamcrest.Matcher<T> nullValue()

Matches if value is null.

notNullValue

public static <T> org.hamcrest.Matcher<T> notNullValue()

Matches if value is not null.

nullValue

public static <T> org.hamcrest.Matcher<T> nullValue(java.lang.Class<T> type)

Matches if value is null. With type inference.

notNullValue

public static <T> org.hamcrest.Matcher<T> notNullValue(java.lang.Class<T> type)

Matches if value is not null. With type inference.