How to use isNull method of org.mockito.internal.util.reflection.FieldReader class

Best Mockito code snippet using org.mockito.internal.util.reflection.FieldReader.isNull

Source:SpyOnInjectedFieldsHandler.java

...24    @Override25    protected boolean processInjection(Field field, Object fieldOwner, Set<Object> mockCandidates) {26        FieldReader fieldReader = new FieldReader(fieldOwner, field);27        // TODO refoctor : code duplicated in SpyAnnotationEngine28        if(!fieldReader.isNull() && field.isAnnotationPresent(Spy.class)) {29            try {30                Object instance = fieldReader.read();31                if (new MockUtil().isMock(instance)) {32                    // A. instance has been spied earlier33                    // B. protect against multiple use of MockitoAnnotations.initMocks()34                    Mockito.reset(instance);35                } else {36                    new FieldSetter(fieldOwner, field).set(37                        Mockito.mock(instance.getClass(), withSettings()38                            .spiedInstance(instance)39                            .defaultAnswer(Mockito.CALLS_REAL_METHODS)40                            .name(field.getName()))41                    );42                }...

isNull

Using AI Code Generation

1import org.mockito.internal.util.reflection.FieldReader;2public class Test {3    public static void main(String[] args) {4        FieldReader fieldReader = new FieldReader();5        System.out.println(fieldReader.isNull(null));6    }7}

isNull

Using AI Code Generation

1import org.mockito.internal.util.reflection.FieldReader2boolean isNull = new FieldReader(field).isNull(target)3import org.mockito.internal.util.reflection.FieldWriter4boolean isNull = new FieldWriter(field).isNull(target)5import org.mockito.internal.util.reflection.MethodReader6boolean isNull = new MethodReader(method).isNull(target)7import org.mockito.internal.util.reflection.MethodWriter8boolean isNull = new MethodWriter(method).isNull(target)9import org.mockito.internal.util.reflection.FieldReader10boolean isNull = new FieldReader(field).isNull(target)11import org.mockito.internal.util.reflection.FieldWriter12boolean isNull = new FieldWriter(field).isNull(target)13import org.mockito.internal.util.reflection.MethodReader14boolean isNull = new MethodReader(method).isNull(target)15import org.mockito.internal.util.reflection.MethodWriter16boolean isNull = new MethodWriter(method).isNull(target)17import org.mockito.internal.util.reflection.FieldReader18boolean isNull = new FieldReader(field).isNull(target)19import org.mockito.internal.util.reflection.FieldWriter20boolean isNull = new FieldWriter(field).isNull(target)21import org.mockito.internal.util.reflection.MethodReader22boolean isNull = new MethodReader(method).isNull(target)23import org.mockito.internal.util.reflection.MethodWriter24boolean isNull = new MethodWriter(method).isNull(target)25import org.mockito.internal.util.reflection.FieldReader26boolean isNull = new FieldReader(field

isNull

Using AI Code Generation

1import org.mockito.internal.util.reflection.FieldReader;2import org.mockito.internal.util.reflection.FieldWriter;3import org.mockito.internal.util.reflection.Fields;4import org.mockito.invocation.Invocation;5import org.mockito.invocation.InvocationOnMock;6import org.mockito.invocation.MockHandler;7import org.mockito.invocation.MockHandlerFactory;8import org.mockito.invocation.StubInfo;9import org.mockito.listeners.InvocationListener;10import org.mockito.listeners.MethodInvocationReport;11import org.mockito.listeners.StubbingLookupEvent;12import org.mockito.listeners.StubbingLookupListener;13import org.mockito.mock.MockCreationSettings;14import org.mockito.plugins.MockMaker;15import org.mockito.stubbing.Answer;16import org.mockito.stubbing.Stubbing;17import org.mockito.verification.VerificationMode;18import java.io.Serializable;19import java.lang.reflect.Method;20import java.util.List;21import java.util.Map;22public class NullFieldHandler implements MockHandler, MockHandlerFactory, MockMaker, InvocationListener, StubbingLookupListener, Serializable {23    public static final String NAME = "nullFieldHandler";24    public MockHandler create(MockCreationSettings<?> settings, MockHandler handler) {25        return new NullFieldHandler();26    }27    public Object createMock(MockCreationSettings<?> settings, MockHandler handler) {28        return new NullFieldHandler();29    }30    public void resetMock(Object mock, MockCreationSettings settings, MockHandler newHandler) {31    }32    public void dispatch(Invocation invocation) throws Throwable {33    }34    public void onMockCreated(Object mock, MockCreationSettings<?> settings) {35    }36    public void onMockReset(Object mock, MockCreationSettings<?> settings) {37    }38    public void onMockAccess(Object mock) {39    }40    public void onMockLookup(Object mock) {41    }42    public void onStubbingLookup(Object mock, Method method, Object[] args) {43    }44    public void onInvocation(Object mock, Method method, Object[] args) {45    }46    public void onStubbingFound(Stubbing stubbing

isNull

Using AI Code Generation

1import org.mockito.internal.util.reflection.FieldReader;2public class FieldReaderExample {3    public static void main(String[] args) throws Exception {4        FieldReader fieldReader = new FieldReader(new FieldReaderExample());5        System.out.println("field1 is null: " + fieldReader.isNull("field1"));6        System.out.println("field2 is null: " + fieldReader.isNull("field2"));7    }8    private String field1 = "field1";9    private String field2;10}

isNull

Using AI Code Generation

1import org.mockito.internal.util.reflection.FieldReader2import org.mockito.internal.util.reflection.FieldWriter3class Foo {4}5def foo = new Foo()6assert FieldReader.isNull(foo, "value") == false7FieldWriter.setField(foo, "value", null)8assert FieldReader.isNull(foo, "value") == true9import org.mockito.internal.util.reflection.FieldReader10import org.mockito.internal.util.reflection.FieldWriter11class Foo {12}13def foo = new Foo()14assert FieldReader.isNull(foo, "value") == false15FieldWriter.setField(foo, "value", null)16assert FieldReader.isNull(foo, "value") == true17import org.mockito.internal.util.reflection.FieldReader18import org.mockito.internal.util.reflection.FieldWriter19class Foo {20}21def foo = new Foo()22assert FieldReader.isNull(foo, "value") == false23FieldWriter.setField(foo, "value", null)24assert FieldReader.isNull(foo, "value") == true25import org.mockito.internal.util.reflection.FieldReader26import org.mockito.internal.util.reflection.FieldWriter27class Foo {28}29def foo = new Foo()30assert FieldReader.isNull(foo, "value") == false31FieldWriter.setField(foo, "value", null)32assert FieldReader.isNull(foo, "value") == true

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