@Test void shouldThrowForAlreadyRegisteredProvider() { Charlie charlie = mock(Charlie.class); providerHandler.onProvider(Delta.class, new Delta2Provider(charlie)); try { providerHandler.onProvider(Delta.class, new Delta1Provider()); fail("Expected exception to be thrown"); } catch (InjectorException e) { } }
@Override public <T> void onProvider(Class<T> clazz, Provider<? extends T> provider) { checkArgument(!providers.containsKey(clazz), "Provider already registered for " + clazz); providers.put(clazz, new InstantiationByProvider<>(provider)); }
ProviderHandler implements Handler { @Override public <T> void onProvider(Class<T> clazz, Provider<? extends T> provider) { checkArgument(!providers.containsKey(clazz), "Provider already registered for " + clazz); providers.put(clazz, new InstantiationByProvider<>(provider)); } }
ProviderHandler implements Handler { @Override public <T> void onProvider(Class<T> clazz, Provider<? extends T> provider) { checkArgument(!providers.containsKey(clazz), "Provider already registered for " + clazz); providers.put(clazz, new InstantiationByProvider<>(provider)); }  }
ProviderHandler implements Handler { @Override public <T> void onProvider(Class<T> clazz, Provider<? extends T> provider) { checkArgument(!providers.containsKey(clazz), "Provider already registered for " + clazz); providers.put(clazz, new InstantiationByProvider<>(provider)); }  @Override void onProvider(Class<T> clazz, Provider<? extends T> provider); @Override void onProviderClass(Class<T> clazz, Class<P> providerClass); @Override Resolution<?> resolve(ResolutionContext context); }
ProviderHandler implements Handler { @Override public <T> void onProvider(Class<T> clazz, Provider<? extends T> provider) { checkArgument(!providers.containsKey(clazz), "Provider already registered for " + clazz); providers.put(clazz, new InstantiationByProvider<>(provider)); }  @Override void onProvider(Class<T> clazz, Provider<? extends T> provider); @Override void onProviderClass(Class<T> clazz, Class<P> providerClass); @Override Resolution<?> resolve(ResolutionContext context);  }