Examples with ClassFileLocator net.bytebuddy.dynamic.ClassFileLocator used on opensource projects

Example 1 with ClassFileLocator

use of net.bytebuddy.dynamic.ClassFileLocator in project byte-buddy by raphw.

the class AgentBuilderRedefinitionStrategyResubmissionStrategyTest method testRedefinition.

@Test
@SuppressWarnings("unchecked")
public void testRedefinition() throws Exception {
    when(instrumentation.isModifiableClass(Foo.class)).thenReturn(true);
    when(redefinitionBatchAllocator.batch(Mockito.any(List.class))).thenAnswer(new Answer<Object>() {

        @Override
        public Object answer(InvocationOnMock invocationOnMock) throws Throwable {
            return Collections.singleton(invocationOnMock.getArgumentAt(0, List.class));
        }
    });
    when(rawMatcher.matches(new TypeDescription.ForLoadedType(Foo.class), Foo.class.getClassLoader(), JavaModule.ofType(Foo.class), Foo.class, Foo.class.getProtectionDomain())).thenReturn(true);
    when(matcher.matches(error)).thenReturn(true);
    when(resubmissionScheduler.isAlive()).thenReturn(true);
    ClassFileLocator classFileLocator = mock(ClassFileLocator.class);
    when(locationStrategy.classFileLocator(Foo.class.getClassLoader(), JavaModule.ofType(Foo.class))).thenReturn(classFileLocator);
    when(classFileLocator.locate(Foo.class.getName())).thenReturn(new ClassFileLocator.Resolution.Explicit(new byte[] { 1, 2, 3 }));
    AgentBuilder.RedefinitionStrategy.ResubmissionStrategy.Installation installation = new AgentBuilder.RedefinitionStrategy.ResubmissionStrategy.Enabled(resubmissionScheduler, matcher).install(instrumentation, locationStrategy, listener, installationListener, circularityLock, rawMatcher, AgentBuilder.RedefinitionStrategy.REDEFINITION, redefinitionBatchAllocator, redefinitionListener);
    installation.getInstallationListener().onInstall(instrumentation, classFileTransformer);
    installation.getListener().onError(Foo.class.getName(), Foo.class.getClassLoader(), JavaModule.ofType(Foo.class), false, error);
    ArgumentCaptor<Runnable> argumentCaptor = ArgumentCaptor.forClass(Runnable.class);
    verify(resubmissionScheduler).isAlive();
    verify(resubmissionScheduler).schedule(argumentCaptor.capture());
    argumentCaptor.getValue().run();
    verifyNoMoreInteractions(resubmissionScheduler);
    verify(instrumentation).isModifiableClass(Foo.class);
    verify(instrumentation).redefineClasses(Mockito.argThat(new BaseMatcher<ClassDefinition[]>() {

        @Override
        public boolean matches(Object o) {
            return ((ClassDefinition) o).getDefinitionClass() == Foo.class && Arrays.equals(((ClassDefinition) o).getDefinitionClassFile(), new byte[] { 1, 2, 3 });
        }

        @Override
        public void describeTo(Description description) {
        }
    }));
    verifyNoMoreInteractions(instrumentation);
    verify(rawMatcher).matches(new TypeDescription.ForLoadedType(Foo.class), Foo.class.getClassLoader(), JavaModule.ofType(Foo.class), Foo.class, Foo.class.getProtectionDomain());
    verifyNoMoreInteractions(rawMatcher);
    verify(redefinitionBatchAllocator).batch(Collections.<Class<?>>singletonList(Foo.class));
    verifyNoMoreInteractions(redefinitionBatchAllocator);
    verify(listener).onError(Foo.class.getName(), Foo.class.getClassLoader(), JavaModule.ofType(Foo.class), false, error);
    verifyNoMoreInteractions(listener);
    verify(matcher).matches(error);
    verifyNoMoreInteractions(matcher);
}

Example 2 with ClassFileLocator

use of net.bytebuddy.dynamic.ClassFileLocator in project byte-buddy by raphw.

the class AgentBuilderRedefinitionStrategyResubmissionStrategyTest method testRedefinitionNonMatchedError.

@Test
@SuppressWarnings("unchecked")
public void testRedefinitionNonMatchedError() throws Exception {
    when(instrumentation.isModifiableClass(Foo.class)).thenReturn(true);
    when(redefinitionBatchAllocator.batch(Mockito.any(List.class))).thenAnswer(new Answer<Object>() {

        @Override
        public Object answer(InvocationOnMock invocationOnMock) throws Throwable {
            return Collections.singleton(invocationOnMock.getArgumentAt(0, List.class));
        }
    });
    when(rawMatcher.matches(new TypeDescription.ForLoadedType(Foo.class), Foo.class.getClassLoader(), JavaModule.ofType(Foo.class), Foo.class, Foo.class.getProtectionDomain())).thenReturn(true);
    when(matcher.matches(error)).thenReturn(false);
    when(resubmissionScheduler.isAlive()).thenReturn(true);
    ClassFileLocator classFileLocator = mock(ClassFileLocator.class);
    when(locationStrategy.classFileLocator(Foo.class.getClassLoader(), JavaModule.ofType(Foo.class))).thenReturn(classFileLocator);
    when(classFileLocator.locate(Foo.class.getName())).thenReturn(new ClassFileLocator.Resolution.Explicit(new byte[] { 1, 2, 3 }));
    AgentBuilder.RedefinitionStrategy.ResubmissionStrategy.Installation installation = new AgentBuilder.RedefinitionStrategy.ResubmissionStrategy.Enabled(resubmissionScheduler, matcher).install(instrumentation, locationStrategy, listener, installationListener, circularityLock, rawMatcher, AgentBuilder.RedefinitionStrategy.REDEFINITION, redefinitionBatchAllocator, redefinitionListener);
    installation.getInstallationListener().onInstall(instrumentation, classFileTransformer);
    installation.getListener().onError(Foo.class.getName(), Foo.class.getClassLoader(), JavaModule.ofType(Foo.class), false, error);
    ArgumentCaptor<Runnable> argumentCaptor = ArgumentCaptor.forClass(Runnable.class);
    verify(resubmissionScheduler).isAlive();
    verify(resubmissionScheduler).schedule(argumentCaptor.capture());
    argumentCaptor.getValue().run();
    verifyNoMoreInteractions(resubmissionScheduler);
    verifyZeroInteractions(instrumentation);
    verifyZeroInteractions(rawMatcher);
    verifyZeroInteractions(redefinitionBatchAllocator);
    verify(listener).onError(Foo.class.getName(), Foo.class.getClassLoader(), JavaModule.ofType(Foo.class), false, error);
    verifyNoMoreInteractions(listener);
    verify(matcher).matches(error);
    verifyNoMoreInteractions(matcher);
}

Example 3 with ClassFileLocator

use of net.bytebuddy.dynamic.ClassFileLocator in project byte-buddy by raphw.

the class AgentBuilderRedefinitionStrategyResubmissionStrategyTest method testRedefinitionAlreadyLoaded.

@Test
@SuppressWarnings("unchecked")
public void testRedefinitionAlreadyLoaded() throws Exception {
    when(instrumentation.isModifiableClass(Foo.class)).thenReturn(true);
    when(redefinitionBatchAllocator.batch(Mockito.any(List.class))).thenAnswer(new Answer<Object>() {

        @Override
        public Object answer(InvocationOnMock invocationOnMock) throws Throwable {
            return Collections.singleton(invocationOnMock.getArgumentAt(0, List.class));
        }
    });
    when(rawMatcher.matches(new TypeDescription.ForLoadedType(Foo.class), Foo.class.getClassLoader(), JavaModule.ofType(Foo.class), Foo.class, Foo.class.getProtectionDomain())).thenReturn(true);
    when(matcher.matches(error)).thenReturn(false);
    when(resubmissionScheduler.isAlive()).thenReturn(true);
    ClassFileLocator classFileLocator = mock(ClassFileLocator.class);
    when(locationStrategy.classFileLocator(Foo.class.getClassLoader(), JavaModule.ofType(Foo.class))).thenReturn(classFileLocator);
    when(classFileLocator.locate(Foo.class.getName())).thenReturn(new ClassFileLocator.Resolution.Explicit(new byte[] { 1, 2, 3 }));
    AgentBuilder.RedefinitionStrategy.ResubmissionStrategy.Installation installation = new AgentBuilder.RedefinitionStrategy.ResubmissionStrategy.Enabled(resubmissionScheduler, matcher).install(instrumentation, locationStrategy, listener, installationListener, circularityLock, rawMatcher, AgentBuilder.RedefinitionStrategy.REDEFINITION, redefinitionBatchAllocator, redefinitionListener);
    installation.getInstallationListener().onInstall(instrumentation, classFileTransformer);
    installation.getListener().onError(Foo.class.getName(), Foo.class.getClassLoader(), JavaModule.ofType(Foo.class), true, error);
    ArgumentCaptor<Runnable> argumentCaptor = ArgumentCaptor.forClass(Runnable.class);
    verify(resubmissionScheduler).isAlive();
    verify(resubmissionScheduler).schedule(argumentCaptor.capture());
    argumentCaptor.getValue().run();
    verifyNoMoreInteractions(resubmissionScheduler);
    verifyZeroInteractions(instrumentation);
    verifyZeroInteractions(rawMatcher);
    verifyZeroInteractions(redefinitionBatchAllocator);
    verify(listener).onError(Foo.class.getName(), Foo.class.getClassLoader(), JavaModule.ofType(Foo.class), true, error);
    verifyNoMoreInteractions(listener);
    verifyZeroInteractions(matcher);
}

Example 4 with ClassFileLocator

use of net.bytebuddy.dynamic.ClassFileLocator in project byte-buddy by raphw.

the class AgentBuilderRedefinitionStrategyResubmissionStrategyTest method testRedefinitionNonAlive.

@Test
@SuppressWarnings("unchecked")
public void testRedefinitionNonAlive() throws Exception {
    when(instrumentation.isModifiableClass(Foo.class)).thenReturn(true);
    when(redefinitionBatchAllocator.batch(Mockito.any(List.class))).thenAnswer(new Answer<Object>() {

        @Override
        public Object answer(InvocationOnMock invocationOnMock) throws Throwable {
            return Collections.singleton(invocationOnMock.getArgumentAt(0, List.class));
        }
    });
    when(rawMatcher.matches(new TypeDescription.ForLoadedType(Foo.class), Foo.class.getClassLoader(), JavaModule.ofType(Foo.class), Foo.class, Foo.class.getProtectionDomain())).thenReturn(false);
    when(matcher.matches(error)).thenReturn(true);
    when(resubmissionScheduler.isAlive()).thenReturn(false);
    ClassFileLocator classFileLocator = mock(ClassFileLocator.class);
    when(locationStrategy.classFileLocator(Foo.class.getClassLoader(), JavaModule.ofType(Foo.class))).thenReturn(classFileLocator);
    when(classFileLocator.locate(Foo.class.getName())).thenReturn(new ClassFileLocator.Resolution.Explicit(new byte[] { 1, 2, 3 }));
    AgentBuilder.RedefinitionStrategy.ResubmissionStrategy.Installation installation = new AgentBuilder.RedefinitionStrategy.ResubmissionStrategy.Enabled(resubmissionScheduler, matcher).install(instrumentation, locationStrategy, listener, installationListener, circularityLock, rawMatcher, AgentBuilder.RedefinitionStrategy.REDEFINITION, redefinitionBatchAllocator, redefinitionListener);
    installation.getInstallationListener().onInstall(instrumentation, classFileTransformer);
    installation.getListener().onError(Foo.class.getName(), Foo.class.getClassLoader(), JavaModule.ofType(Foo.class), false, error);
    verify(resubmissionScheduler).isAlive();
    verifyNoMoreInteractions(resubmissionScheduler);
    verifyZeroInteractions(instrumentation);
    verifyZeroInteractions(rawMatcher);
    verifyZeroInteractions(redefinitionBatchAllocator);
    verify(listener).onError(Foo.class.getName(), Foo.class.getClassLoader(), JavaModule.ofType(Foo.class), false, error);
    verifyNoMoreInteractions(listener);
    verifyZeroInteractions(matcher);
}

Example 5 with ClassFileLocator

use of net.bytebuddy.dynamic.ClassFileLocator in project byte-buddy by raphw.

the class AgentBuilderRedefinitionStrategyResubmissionStrategyTest method testRedefinitionNonMatched.

@Test
@SuppressWarnings("unchecked")
public void testRedefinitionNonMatched() throws Exception {
    when(instrumentation.isModifiableClass(Foo.class)).thenReturn(true);
    when(redefinitionBatchAllocator.batch(Mockito.any(List.class))).thenAnswer(new Answer<Object>() {

        @Override
        public Object answer(InvocationOnMock invocationOnMock) throws Throwable {
            return Collections.singleton(invocationOnMock.getArgumentAt(0, List.class));
        }
    });
    when(rawMatcher.matches(new TypeDescription.ForLoadedType(Foo.class), Foo.class.getClassLoader(), JavaModule.ofType(Foo.class), Foo.class, Foo.class.getProtectionDomain())).thenReturn(false);
    when(matcher.matches(error)).thenReturn(true);
    when(resubmissionScheduler.isAlive()).thenReturn(true);
    ClassFileLocator classFileLocator = mock(ClassFileLocator.class);
    when(locationStrategy.classFileLocator(Foo.class.getClassLoader(), JavaModule.ofType(Foo.class))).thenReturn(classFileLocator);
    when(classFileLocator.locate(Foo.class.getName())).thenReturn(new ClassFileLocator.Resolution.Explicit(new byte[] { 1, 2, 3 }));
    AgentBuilder.RedefinitionStrategy.ResubmissionStrategy.Installation installation = new AgentBuilder.RedefinitionStrategy.ResubmissionStrategy.Enabled(resubmissionScheduler, matcher).install(instrumentation, locationStrategy, listener, installationListener, circularityLock, rawMatcher, AgentBuilder.RedefinitionStrategy.REDEFINITION, redefinitionBatchAllocator, redefinitionListener);
    installation.getInstallationListener().onInstall(instrumentation, classFileTransformer);
    installation.getListener().onError(Foo.class.getName(), Foo.class.getClassLoader(), JavaModule.ofType(Foo.class), false, error);
    ArgumentCaptor<Runnable> argumentCaptor = ArgumentCaptor.forClass(Runnable.class);
    verify(resubmissionScheduler).isAlive();
    verify(resubmissionScheduler).schedule(argumentCaptor.capture());
    argumentCaptor.getValue().run();
    verifyNoMoreInteractions(resubmissionScheduler);
    verify(instrumentation).isModifiableClass(Foo.class);
    verifyNoMoreInteractions(instrumentation);
    verify(rawMatcher).matches(new TypeDescription.ForLoadedType(Foo.class), Foo.class.getClassLoader(), JavaModule.ofType(Foo.class), Foo.class, Foo.class.getProtectionDomain());
    verifyNoMoreInteractions(rawMatcher);
    verifyZeroInteractions(redefinitionBatchAllocator);
    verify(listener).onError(Foo.class.getName(), Foo.class.getClassLoader(), JavaModule.ofType(Foo.class), false, error);
    verifyNoMoreInteractions(listener);
    verify(matcher).matches(error);
    verifyNoMoreInteractions(matcher);
}