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#835 Replace injector classes with ones from ch.jalu.injector project

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This commit is contained in:
ljacqu
2016-07-17 21:50:48 +02:00
parent b439a0391c
commit 9a91156000
52 changed files with 157 additions and 1937 deletions
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src/test/java/fr/xephi/authme/initialization/AuthMeServiceInitializerTest.java
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package fr.xephi.authme.initialization;
import fr.xephi.authme.initialization.samples.AlphaService;
import fr.xephi.authme.initialization.samples.BadFieldInjection;
import fr.xephi.authme.initialization.samples.BetaManager;
import fr.xephi.authme.initialization.samples.CircularClasses;
import fr.xephi.authme.initialization.samples.ClassWithAbstractDependency;
import fr.xephi.authme.initialization.samples.ClassWithAnnotations;
import fr.xephi.authme.initialization.samples.Duration;
import fr.xephi.authme.initialization.samples.FieldInjectionWithAnnotations;
import fr.xephi.authme.initialization.samples.GammaService;
import fr.xephi.authme.initialization.samples.InstantiationFallbackClasses;
import fr.xephi.authme.initialization.samples.InvalidClass;
import fr.xephi.authme.initialization.samples.InvalidPostConstruct;
import fr.xephi.authme.initialization.samples.InvalidStaticFieldInjection;
import fr.xephi.authme.initialization.samples.PostConstructTestClass;
import fr.xephi.authme.initialization.samples.ProvidedClass;
import fr.xephi.authme.initialization.samples.Size;
import fr.xephi.authme.settings.NewSetting;
import org.junit.Before;
import org.junit.Rule;
import org.junit.Test;
import org.junit.rules.ExpectedException;
import static org.hamcrest.Matchers.containsString;
import static org.hamcrest.Matchers.equalTo;
import static org.hamcrest.Matchers.not;
import static org.hamcrest.Matchers.nullValue;
import static org.hamcrest.Matchers.sameInstance;
import static org.junit.Assert.assertThat;
import static org.mockito.Mockito.mock;
/**
* Test for {@link AuthMeServiceInitializer}.
*/
public class AuthMeServiceInitializerTest {
private static final String ALLOWED_PACKAGE = "fr.xephi.authme.initialization";
private AuthMeServiceInitializer initializer;
// As we test many cases that throw exceptions, we use JUnit's ExpectedException Rule
// to make sure that we receive the exception we expect
@Rule
public ExpectedException expectedException = ExpectedException.none();
@Before
public void setInitializer() {
initializer = new AuthMeServiceInitializer(ALLOWED_PACKAGE);
initializer.register(ProvidedClass.class, new ProvidedClass(""));
}
@Test
public void shouldInitializeElements() {
// given / when
BetaManager betaManager = initializer.get(BetaManager.class);
// then
assertThat(betaManager, not(nullValue()));
for (Object o : betaManager.getDependencies()) {
assertThat(o, not(nullValue()));
}
}
@Test
public void shouldThrowForInvalidPackage() {
// given / when / then
expectRuntimeExceptionWith("outside of the allowed packages");
initializer.get(InvalidClass.class);
}
@Test
public void shouldThrowForUnregisteredPrimitiveType() {
// given / when / then
expectRuntimeExceptionWith("Primitive types must be provided");
initializer.get(int.class);
}
@Test
public void shouldPassValueByAnnotation() {
// given
int size = 12;
long duration = -15482L;
initializer.provide(Size.class, size);
initializer.provide(Duration.class, duration);
// when
ClassWithAnnotations object = initializer.get(ClassWithAnnotations.class);
// then
assertThat(object, not(nullValue()));
assertThat(object.getSize(), equalTo(size));
assertThat(object.getDuration(), equalTo(duration));
// some sample check to make sure we only have one instance of GammaService
assertThat(object.getGammaService(), equalTo(initializer.get(BetaManager.class).getDependencies()[1]));
}
@Test
public void shouldRecognizeCircularReferences() {
// given / when / then
expectRuntimeExceptionWith("Found cyclic dependency");
initializer.get(CircularClasses.Circular3.class);
}
@Test
public void shouldThrowForUnregisteredAnnotation() {
// given
initializer.provide(Size.class, 4523);
// when / then
expectRuntimeExceptionWith("must be registered beforehand");
initializer.get(ClassWithAnnotations.class);
}
@Test
public void shouldThrowForFieldInjectionWithoutNoArgsConstructor() {
// given / when / then
expectRuntimeExceptionWith("Did not find injection method");
initializer.get(BadFieldInjection.class);
}
@Test
public void shouldInjectFieldsWithAnnotationsProperly() {
// given
initializer.provide(Size.class, 2809375);
initializer.provide(Duration.class, 13095L);
// when
FieldInjectionWithAnnotations result = initializer.get(FieldInjectionWithAnnotations.class);
// then
assertThat(result.getSize(), equalTo(2809375));
assertThat(result.getDuration(), equalTo(13095L));
assertThat(result.getBetaManager(), not(nullValue()));
assertThat(result.getClassWithAnnotations(), not(nullValue()));
assertThat(result.getClassWithAnnotations().getGammaService(),
equalTo(result.getBetaManager().getDependencies()[1]));
}
@Test
public void shouldThrowForAnnotationAsKey() {
// given / when / then
expectRuntimeExceptionWith("Cannot retrieve annotated elements in this way");
initializer.get(Size.class);
}
@Test
public void shouldThrowForSecondRegistration() {
// given / when / then
expectRuntimeExceptionWith("There is already an object present");
initializer.register(ProvidedClass.class, new ProvidedClass(""));
}
@Test
public void shouldThrowForSecondAnnotationRegistration() {
// given
initializer.provide(Size.class, 12);
// when / then
expectRuntimeExceptionWith("already registered");
initializer.provide(Size.class, -8);
}
@Test
public void shouldThrowForNullValueAssociatedToAnnotation() {
// given / when / then
expectedException.expect(NullPointerException.class);
initializer.provide(Duration.class, null);
}
@Test
public void shouldThrowForRegisterWithNull() {
// given / when / then
expectedException.expect(NullPointerException.class);
initializer.register(String.class, null);
}
@Test
public void shouldExecutePostConstructMethod() {
// given
initializer.provide(Size.class, 15123);
// when
PostConstructTestClass testClass = initializer.get(PostConstructTestClass.class);
// then
assertThat(testClass.wasPostConstructCalled(), equalTo(true));
assertThat(testClass.getBetaManager(), not(nullValue()));
}
@Test
public void shouldThrowForInvalidPostConstructMethod() {
// given / when / then
expectRuntimeExceptionWith("@PostConstruct method may not be static or have any parameters");
initializer.get(InvalidPostConstruct.WithParams.class);
}
@Test
public void shouldThrowForStaticPostConstructMethod() {
// given / when / then
expectRuntimeExceptionWith("@PostConstruct method may not be static or have any parameters");
initializer.get(InvalidPostConstruct.Static.class);
}
@Test
public void shouldForwardExceptionFromPostConstruct() {
// given / when / then
expectRuntimeExceptionWith("Error executing @PostConstruct method");
initializer.get(InvalidPostConstruct.ThrowsException.class);
}
@Test
public void shouldThrowForMultiplePostConstructMethods() {
// given / when / then
expectRuntimeExceptionWith("Multiple methods with @PostConstruct");
initializer.get(InvalidPostConstruct.MultiplePostConstructs.class);
}
@Test
public void shouldThrowForPostConstructNotReturningVoid() {
// given / when / then
expectRuntimeExceptionWith("@PostConstruct method must have return type void");
initializer.get(InvalidPostConstruct.NotVoidReturnType.class);
}
@Test
public void shouldThrowForAbstractNonRegisteredDependency() {
// given / when / then
expectRuntimeExceptionWith("cannot be instantiated");
initializer.get(ClassWithAbstractDependency.class);
}
@Test
public void shouldInstantiateWithImplementationOfAbstractDependency() {
// given
ClassWithAbstractDependency.ConcreteDependency concrete = new ClassWithAbstractDependency.ConcreteDependency();
initializer.register(ClassWithAbstractDependency.AbstractDependency.class, concrete);
// when
ClassWithAbstractDependency cwad = initializer.get(ClassWithAbstractDependency.class);
// then
assertThat(cwad.getAbstractDependency() == concrete, equalTo(true));
assertThat(cwad.getAlphaService(), not(nullValue()));
}
@Test
public void shouldThrowForAlreadyRegisteredClass() {
// given
initializer.register(BetaManager.class, new BetaManager());
// when / then
expectRuntimeExceptionWith("There is already an object present");
initializer.register(BetaManager.class, new BetaManager());
}
@Test
public void shouldCreateNewUntrackedInstance() {
// given / when
AlphaService singletonScoped = initializer.get(AlphaService.class);
AlphaService requestScoped = initializer.newInstance(AlphaService.class);
// then
assertThat(singletonScoped.getProvidedClass(), not(nullValue()));
assertThat(singletonScoped.getProvidedClass(), equalTo(requestScoped.getProvidedClass()));
assertThat(singletonScoped, not(sameInstance(requestScoped)));
}
@Test
public void shouldThrowForStaticFieldInjection() {
// given / when / then
expectRuntimeExceptionWith("is static but annotated with @Inject");
initializer.newInstance(InvalidStaticFieldInjection.class);
}
@Test
public void shouldFallbackToSimpleInstantiationForPlainClass() {
// given / when
InstantiationFallbackClasses.HasFallbackDependency result =
initializer.get(InstantiationFallbackClasses.HasFallbackDependency.class);
// then
assertThat(result, not(nullValue()));
assertThat(result.getGammaService(), not(nullValue()));
assertThat(result.getFallbackDependency(), not(nullValue()));
}
@Test
public void shouldPerformReloadOnApplicableInstances() {
// given
initializer.provide(Size.class, 12);
initializer.provide(Duration.class, -113L);
initializer.register(NewSetting.class, mock(NewSetting.class));
GammaService gammaService = initializer.get(GammaService.class);
PostConstructTestClass postConstructTestClass = initializer.get(PostConstructTestClass.class);
ProvidedClass providedClass = initializer.get(ProvidedClass.class);
initializer.get(ClassWithAnnotations.class);
// Assert that no class was somehow reloaded at initialization
assertThat(gammaService.getWasReloaded() || postConstructTestClass.getWasReloaded()
|| providedClass.getWasReloaded(), equalTo(false));
// when
initializer.performReloadOnServices();
// then
assertThat(gammaService.getWasReloaded(), equalTo(true));
assertThat(postConstructTestClass.getWasReloaded(), equalTo(true));
assertThat(providedClass.getWasReloaded(), equalTo(true));
}
@Test
public void shouldThrowForNullSetting() {
// given / when / then
expectRuntimeExceptionWith("Settings instance is null");
initializer.performReloadOnServices();
}
@Test
public void shouldRetrieveExistingInstancesOnly() {
// given
initializer.get(GammaService.class);
// when
AlphaService alphaService = initializer.getIfAvailable(AlphaService.class);
BetaManager betaManager = initializer.getIfAvailable(BetaManager.class);
// then
// was initialized because is dependency of GammaService
assertThat(alphaService, not(nullValue()));
// nothing caused this to be initialized
assertThat(betaManager, nullValue());
}
private void expectRuntimeExceptionWith(String message) {
expectedException.expect(RuntimeException.class);
expectedException.expectMessage(containsString(message));
}
}
src/test/java/fr/xephi/authme/initialization/ConstructorInjectionTest.java
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package fr.xephi.authme.initialization;
import fr.xephi.authme.initialization.samples.AlphaService;
import fr.xephi.authme.initialization.samples.BetaManager;
import fr.xephi.authme.initialization.samples.ClassWithAnnotations;
import fr.xephi.authme.initialization.samples.Duration;
import fr.xephi.authme.initialization.samples.GammaService;
import fr.xephi.authme.initialization.samples.InvalidClass;
import fr.xephi.authme.initialization.samples.ProvidedClass;
import fr.xephi.authme.initialization.samples.Size;
import org.junit.Test;
import static org.hamcrest.Matchers.arrayContaining;
import static org.hamcrest.Matchers.equalTo;
import static org.hamcrest.Matchers.not;
import static org.hamcrest.Matchers.nullValue;
import static org.junit.Assert.assertThat;
/**
* Test for {@link ConstructorInjection}.
*/
public class ConstructorInjectionTest {
@SuppressWarnings("unchecked")
@Test
public void shouldReturnDependencies() {
// given
Injection<ClassWithAnnotations> injection = ConstructorInjection.provide(ClassWithAnnotations.class).get();
// when
Class<?>[] dependencies = injection.getDependencies();
Class<?>[] annotations = injection.getDependencyAnnotations();
// then
assertThat(dependencies, arrayContaining(int.class, GammaService.class, long.class));
assertThat(annotations, arrayContaining((Class<?>) Size.class, null, Duration.class));
}
@Test
public void shouldInstantiate() {
// given
GammaService gammaService = new GammaService(
AlphaService.newInstance(new ProvidedClass("")));
Injection<ClassWithAnnotations> injection = ConstructorInjection.provide(ClassWithAnnotations.class).get();
// when
ClassWithAnnotations instance = injection.instantiateWith(-112, gammaService, 19L);
// then
assertThat(instance, not(nullValue()));
assertThat(instance.getSize(), equalTo(-112));
assertThat(instance.getGammaService(), equalTo(gammaService));
assertThat(instance.getDuration(), equalTo(19L));
}
@Test(expected = NullPointerException.class)
public void shouldThrowForNullValue() {
// given
Injection<ClassWithAnnotations> injection = ConstructorInjection.provide(ClassWithAnnotations.class).get();
// when / then
injection.instantiateWith(-112, null, 12L);
}
@Test(expected = RuntimeException.class)
public void shouldThrowUponInstantiationError() {
// given
AlphaService alphaService = AlphaService.newInstance(new ProvidedClass(""));
Injection<InvalidClass> injection = ConstructorInjection.provide(InvalidClass.class).get();
// when
injection.instantiateWith(alphaService, 5);
}
@Test
public void shouldReturnNullForNoConstructorInjection() {
// given / when
Injection<BetaManager> injection = ConstructorInjection.provide(BetaManager.class).get();
// then
assertThat(injection, nullValue());
}
}
src/test/java/fr/xephi/authme/initialization/FieldInjectionTest.java
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package fr.xephi.authme.initialization;
import fr.xephi.authme.initialization.samples.AlphaService;
import fr.xephi.authme.initialization.samples.BadFieldInjection;
import fr.xephi.authme.initialization.samples.BetaManager;
import fr.xephi.authme.initialization.samples.ClassWithAnnotations;
import fr.xephi.authme.initialization.samples.Duration;
import fr.xephi.authme.initialization.samples.FieldInjectionWithAnnotations;
import fr.xephi.authme.initialization.samples.GammaService;
import fr.xephi.authme.initialization.samples.InvalidStaticFieldInjection;
import fr.xephi.authme.initialization.samples.ProvidedClass;
import fr.xephi.authme.initialization.samples.Size;
import org.junit.Test;
import javax.inject.Inject;
import static org.hamcrest.Matchers.arrayContaining;
import static org.hamcrest.Matchers.not;
import static org.hamcrest.Matchers.nullValue;
import static org.junit.Assert.assertThat;
/**
* Test for {@link FieldInjection}.
*/
public class FieldInjectionTest {
@SuppressWarnings("unchecked")
@Test
public void shouldReturnDependencies() {
// given
FieldInjection<FieldInjectionWithAnnotations> injection =
FieldInjection.provide(FieldInjectionWithAnnotations.class).get();
// when
Class<?>[] dependencies = injection.getDependencies();
Class<?>[] annotations = injection.getDependencyAnnotations();
// then
assertThat(dependencies, arrayContaining(BetaManager.class, int.class, long.class, ClassWithAnnotations.class));
assertThat(annotations, arrayContaining((Class<?>) null, Size.class, Duration.class, null));
}
@Test
public void shouldInstantiateClass() {
// given
FieldInjection<BetaManager> injection = FieldInjection.provide(BetaManager.class).get();
ProvidedClass providedClass = new ProvidedClass("");
AlphaService alphaService = AlphaService.newInstance(providedClass);
GammaService gammaService = new GammaService(alphaService);
// when
BetaManager betaManager = injection.instantiateWith(providedClass, gammaService, alphaService);
// then
assertThat(betaManager, not(nullValue()));
assertThat(betaManager.getDependencies(), arrayContaining(providedClass, gammaService, alphaService));
}
@Test
public void shouldProvideNullForImpossibleFieldInjection() {
// given / when
FieldInjection<BadFieldInjection> injection = FieldInjection.provide(BadFieldInjection.class).get();
// then
assertThat(injection, nullValue());
}
@Test(expected = RuntimeException.class)
public void shouldForwardExceptionDuringInstantiation() {
// given
FieldInjection<ThrowingConstructor> injection = FieldInjection.provide(ThrowingConstructor.class).get();
// when / when
injection.instantiateWith(new ProvidedClass(""));
}
@Test(expected = RuntimeException.class)
public void shouldThrowForInvalidFieldValue() {
// given
ProvidedClass providedClass = new ProvidedClass("");
AlphaService alphaService = AlphaService.newInstance(providedClass);
GammaService gammaService = new GammaService(alphaService);
FieldInjection<BetaManager> injection = FieldInjection.provide(BetaManager.class).get();
// when / then
// Correct order is provided, gamma, alpha
injection.instantiateWith(providedClass, alphaService, gammaService);
}
@Test(expected = NullPointerException.class)
public void shouldThrowForNullValue() {
// given
ProvidedClass providedClass = new ProvidedClass("");
AlphaService alphaService = AlphaService.newInstance(providedClass);
FieldInjection<BetaManager> injection = FieldInjection.provide(BetaManager.class).get();
// when / then
// Correct order is provided, gamma, alpha
injection.instantiateWith(providedClass, null, alphaService);
}
@Test(expected = RuntimeException.class)
public void shouldThrowForStaticFieldInjection() {
// given / when / then
FieldInjection.provide(InvalidStaticFieldInjection.class).get();
}
@Test
public void shouldNotReturnFieldInjectionForZeroInjectFields() {
// given / when
Injection<NoInjectionClass> injection = FieldInjection.provide(NoInjectionClass.class).get();
// then
assertThat(injection, nullValue());
}
@SuppressWarnings("unused")
private static class ThrowingConstructor {
@Inject
private ProvidedClass providedClass;
public ThrowingConstructor() {
throw new UnsupportedOperationException("Exception in constructor");
}
}
private static class NoInjectionClass {
}
}
src/test/java/fr/xephi/authme/initialization/InstantiationFallbackTest.java
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package fr.xephi.authme.initialization;
import fr.xephi.authme.initialization.samples.GammaService;
import fr.xephi.authme.initialization.samples.InstantiationFallbackClasses;
import org.junit.Test;
import static org.hamcrest.Matchers.not;
import static org.hamcrest.Matchers.nullValue;
import static org.junit.Assert.assertThat;
/**
* Test for {@link InstantiationFallback}.
*/
public class InstantiationFallbackTest {
@Test
public void shouldInstantiateClass() {
// given
Injection<InstantiationFallbackClasses.FallbackClass> instantiation =
InstantiationFallback.provide(InstantiationFallbackClasses.FallbackClass.class).get();
// when
InstantiationFallbackClasses.FallbackClass result = instantiation.instantiateWith();
// then
assertThat(result, not(nullValue()));
}
@Test(expected = RuntimeException.class)
public void shouldThrowIfArgumentsAreSupplied() {
// given
Injection<InstantiationFallbackClasses.FallbackClass> instantiation =
InstantiationFallback.provide(InstantiationFallbackClasses.FallbackClass.class).get();
// when / then
instantiation.instantiateWith("some argument");
}
@Test
public void shouldReturnNullForClassWithInjectMethod() {
// given / when
Injection<InstantiationFallbackClasses.InvalidInjectOnMethodClass> instantiation =
InstantiationFallback.provide(InstantiationFallbackClasses.InvalidInjectOnMethodClass.class).get();
// then
assertThat(instantiation, nullValue());
}
@Test
public void shouldReturnNullForMissingNoArgsConstructor() {
// given / when
Injection<InstantiationFallbackClasses.InvalidFallbackClass> instantiation =
InstantiationFallback.provide(InstantiationFallbackClasses.InvalidFallbackClass.class).get();
// then
assertThat(instantiation, nullValue());
}
@Test
public void shouldReturnNullForDifferentInjectionType() {
// given / when
Injection<GammaService> instantiation = InstantiationFallback.provide(GammaService.class).get();
// then
assertThat(instantiation, nullValue());
}
@Test
public void shouldReturnNullForClassWithPostConstruct() {
// given / when
Injection<InstantiationFallbackClasses.ClassWithPostConstruct> instantiation =
InstantiationFallback.provide(InstantiationFallbackClasses.ClassWithPostConstruct.class).get();
// then
assertThat(instantiation, nullValue());
}
}
src/test/java/fr/xephi/authme/initialization/samples/AlphaService.java
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package fr.xephi.authme.initialization.samples;
import javax.inject.Inject;
/**
* Sample - class with dependency to ProvidedClass.
*/
public class AlphaService {
private ProvidedClass providedClass;
@Inject
AlphaService(ProvidedClass providedClass) {
this.providedClass = providedClass;
}
public ProvidedClass getProvidedClass() {
return providedClass;
}
/**
* Creates a new instance (for instantiations in tests).
*
* @param providedClass .
* @return created instance
*/
public static AlphaService newInstance(ProvidedClass providedClass) {
return new AlphaService(providedClass);
}
}
src/test/java/fr/xephi/authme/initialization/samples/BadFieldInjection.java
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package fr.xephi.authme.initialization.samples;
import javax.inject.Inject;
/**
* Sample class with invalid field injection (requires default constructor).
*/
public class BadFieldInjection {
@SuppressWarnings("unused")
@Inject
private AlphaService alphaService;
public BadFieldInjection(BetaManager betaManager) {
throw new IllegalStateException("Should never be called");
}
}
src/test/java/fr/xephi/authme/initialization/samples/BetaManager.java
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package fr.xephi.authme.initialization.samples;
import javax.inject.Inject;
/**
* Sample - depends on Provided, alpha and gamma.
*/
public class BetaManager {
@Inject
private ProvidedClass providedClass;
@Inject
private GammaService gammaService;
@Inject
private AlphaService alphaService;
public Object[] getDependencies() {
return new Object[]{providedClass, gammaService, alphaService};
}
}
src/test/java/fr/xephi/authme/initialization/samples/CircularClasses.java
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package fr.xephi.authme.initialization.samples;
import javax.inject.Inject;
/**
* Classes with circular dependencies.
*/
public abstract class CircularClasses {
public static final class Circular1 {
@Inject
public Circular1(AlphaService alphaService, Circular3 circular3) {
// --
}
}
public static final class Circular2 {
@Inject
public Circular2(Circular1 circular1) {
// --
}
}
public static final class Circular3 {
@Inject
public Circular3(Circular2 circular2, BetaManager betaManager) {
// --
}
}
}
src/test/java/fr/xephi/authme/initialization/samples/ClassWithAbstractDependency.java
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package fr.xephi.authme.initialization.samples;
import javax.inject.Inject;
/**
* Test with an abstract class declared as dependency.
*/
public class ClassWithAbstractDependency {
private final AlphaService alphaService;
private final AbstractDependency abstractDependency;
@Inject
public ClassWithAbstractDependency(AlphaService as, AbstractDependency ad) {
this.alphaService = as;
this.abstractDependency = ad;
}
public AlphaService getAlphaService() {
return alphaService;
}
public AbstractDependency getAbstractDependency() {
return abstractDependency;
}
public static abstract class AbstractDependency {
}
public static final class ConcreteDependency extends AbstractDependency {
}
}
src/test/java/fr/xephi/authme/initialization/samples/ClassWithAnnotations.java
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package fr.xephi.authme.initialization.samples;
import javax.inject.Inject;
public class ClassWithAnnotations {
private int size;
private GammaService gammaService;
private long duration;
@Inject
ClassWithAnnotations(@Size int size, GammaService gammaService, @Duration long duration) {
this.size = size;
this.gammaService = gammaService;
this.duration = duration;
}
public int getSize() {
return size;
}
public GammaService getGammaService() {
return gammaService;
}
public long getDuration() {
return duration;
}
}
src/test/java/fr/xephi/authme/initialization/samples/Duration.java
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package fr.xephi.authme.initialization.samples;
import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;
/**
* Sample annotation.
*/
@Target({ElementType.PARAMETER, ElementType.FIELD})
@Retention(RetentionPolicy.RUNTIME)
public @interface Duration {
}
src/test/java/fr/xephi/authme/initialization/samples/FieldInjectionWithAnnotations.java
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package fr.xephi.authme.initialization.samples;
import javax.inject.Inject;
/**
* Sample - field injection, including custom annotations.
*/
public class FieldInjectionWithAnnotations {
@Inject
private BetaManager betaManager;
@Inject
@Size
private int size;
@Duration
@Inject
private long duration;
@Inject
protected ClassWithAnnotations classWithAnnotations;
FieldInjectionWithAnnotations() {
}
public BetaManager getBetaManager() {
return betaManager;
}
public int getSize() {
return size;
}
public long getDuration() {
return duration;
}
public ClassWithAnnotations getClassWithAnnotations() {
return classWithAnnotations;
}
}
src/test/java/fr/xephi/authme/initialization/samples/GammaService.java
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package fr.xephi.authme.initialization.samples;
import fr.xephi.authme.initialization.Reloadable;
import javax.inject.Inject;
/**
* Sample - class dependent on alpha service.
*/
public class GammaService implements Reloadable {
private AlphaService alphaService;
private boolean wasReloaded;
@Inject
public GammaService(AlphaService alphaService) {
this.alphaService = alphaService;
}
public AlphaService getAlphaService() {
return alphaService;
}
@Override
public void reload() {
wasReloaded = true;
}
public boolean getWasReloaded() {
return wasReloaded;
}
}
src/test/java/fr/xephi/authme/initialization/samples/InstantiationFallbackClasses.java
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package fr.xephi.authme.initialization.samples;
import javax.annotation.PostConstruct;
import javax.inject.Inject;
/**
* Sample class - tests various situations for the instantiation fallback.
*/
public abstract class InstantiationFallbackClasses {
public static final class FallbackClass {
// No @Inject annotations, public no-args constructor
}
public static final class HasFallbackDependency {
@Inject
private FallbackClass fallbackClass;
@Inject
private GammaService gammaService;
public GammaService getGammaService() {
return gammaService;
}
public FallbackClass getFallbackDependency() {
return fallbackClass;
}
}
public static final class InvalidFallbackClass {
private InvalidFallbackClass() {
// no-args constructor must be public for fallback instantiation
}
}
public static final class InvalidInjectOnMethodClass {
// We don't support method injection but this should still be detected and an exception returned
// Only use instantiation fallback if we're sure there isn't some sort of misconfiguration
@Inject
public void setGammaService(GammaService gammaService) {
// --
}
}
// Class with @PostConstruct method should never be instantiated by instantiation fallback
public static final class ClassWithPostConstruct {
@PostConstruct
public void postConstructMethod() {
// --
}
}
}
src/test/java/fr/xephi/authme/initialization/samples/InvalidClass.java
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package fr.xephi.authme.initialization.samples;
import javax.inject.Inject;
/**
* Sample - invalid class, since Integer parameter type is outside of the allowed package and not annotated.
*/
public class InvalidClass {
@Inject
public InvalidClass(AlphaService alphaService, Integer i) {
throw new IllegalStateException("Should never be called");
}
}
src/test/java/fr/xephi/authme/initialization/samples/InvalidPostConstruct.java
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package fr.xephi.authme.initialization.samples;
import javax.annotation.PostConstruct;
import javax.inject.Inject;
/**
* Class with invalid @PostConstruct method.
*/
@SuppressWarnings("unused")
public abstract class InvalidPostConstruct {
public static final class WithParams {
@Inject
private AlphaService alphaService;
@Inject
private ProvidedClass providedClass;
WithParams() { }
@PostConstruct
public void invalidPostConstr(BetaManager betaManager) {
}
}
public static final class Static {
@Inject
Static(BetaManager betaManager) {
// --
}
@PostConstruct
public static void invalidMethod() {
// --
}
}
public static final class ThrowsException {
@Inject
private ProvidedClass providedClass;
@PostConstruct
public void throwingPostConstruct() {
throw new IllegalStateException("Exception in post construct");
}
}
public static final class NotVoidReturnType {
@Inject
private ProvidedClass providedClass;
@PostConstruct
public int returnsInt() {
return 42;
}
}
public static final class MultiplePostConstructs {
@Inject
private ProvidedClass providedClass;
@PostConstruct
public void postConstruct1() {
// --
}
@PostConstruct
public void postConstruct2() {
// --
}
}
}
src/test/java/fr/xephi/authme/initialization/samples/InvalidStaticFieldInjection.java
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package fr.xephi.authme.initialization.samples;
import javax.inject.Inject;
/**
* Sample class - attempted field injection on a static member.
*/
public class InvalidStaticFieldInjection {
@SuppressWarnings("unused")
@Inject
private ProvidedClass providedClass;
@Inject
protected static AlphaService alphaService;
InvalidStaticFieldInjection() { }
}
src/test/java/fr/xephi/authme/initialization/samples/PostConstructTestClass.java
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package fr.xephi.authme.initialization.samples;
import fr.xephi.authme.initialization.SettingsDependent;
import fr.xephi.authme.settings.NewSetting;
import javax.annotation.PostConstruct;
import javax.inject.Inject;
/**
* Sample class for testing the execution of @PostConstruct methods.
*/
public class PostConstructTestClass implements SettingsDependent {
@Inject
@Size
private int size;
@Inject
private BetaManager betaManager;
private boolean wasPostConstructCalled = false;
private boolean wasReloaded = false;
@PostConstruct
public void postConstructMethod() {
wasPostConstructCalled = true;
}
public boolean wasPostConstructCalled() {
return wasPostConstructCalled;
}
public BetaManager getBetaManager() {
return betaManager;
}
@Override
public void reload(NewSetting settings) {
if (settings != null) {
wasReloaded = true;
}
}
public boolean getWasReloaded() {
return wasReloaded;
}
}
src/test/java/fr/xephi/authme/initialization/samples/ProvidedClass.java
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package fr.xephi.authme.initialization.samples;
import fr.xephi.authme.initialization.Reloadable;
import javax.inject.Inject;
/**
* Sample - class that is always provided to the initializer beforehand.
*/
public class ProvidedClass implements Reloadable {
private boolean wasReloaded = false;
@Inject
public ProvidedClass() {
throw new IllegalStateException("Should never be called (tests always provide this class)");
}
public ProvidedClass(String manualConstructor) {
}
@Override
public void reload() {
wasReloaded = true;
}
public boolean getWasReloaded() {
return wasReloaded;
}
}
src/test/java/fr/xephi/authme/initialization/samples/Size.java
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package fr.xephi.authme.initialization.samples;
import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;
/**
* Sample annotation.
*/
@Target({ElementType.PARAMETER, ElementType.FIELD})
@Retention(RetentionPolicy.RUNTIME)
public @interface Size {
}