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reveal underlying exception that causes a guice provider to fail

This commit is contained in:
Adrian Cole 2012-09-29 14:01:51 -07:00
parent f96638ff44
commit 41e4a369e7
5 changed files with 53 additions and 19 deletions
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6
core/src/main/java/org/jclouds/concurrent/internal/SyncProxy.java
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@ -21,6 +21,7 @@ package org.jclouds.concurrent.internal;
import static com.google.common.base.Preconditions.checkState;
import java.lang.reflect.InvocationHandler;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.lang.reflect.Proxy;
import java.util.Arrays;
@ -41,6 +42,7 @@ import org.jclouds.util.Throwables2;
import com.google.common.base.Function;
import com.google.common.base.Optional;
import com.google.common.base.Throwables;
import com.google.common.cache.LoadingCache;
import com.google.common.collect.ImmutableMap;
import com.google.common.collect.ImmutableSet;
@ -158,7 +160,11 @@ public class SyncProxy implements InvocationHandler {
}
return returnVal;
} else if (syncMethodMap.containsKey(method)) {
try {
return syncMethodMap.get(method).invoke(delegate, args);
} catch (InvocationTargetException e) {
throw Throwables.propagate(e.getCause());
}
} else {
try {
return ((ListenableFuture<?>) methodMap.get(method).invoke(delegate, args)).get(timeoutMap.get(method),

6
core/src/main/java/org/jclouds/location/suppliers/derived/RegionIdsFromRegionIdToURIKeySet.java
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@ -18,6 +18,7 @@
*/
package org.jclouds.location.suppliers.derived;
import java.lang.reflect.UndeclaredThrowableException;
import java.net.URI;
import java.util.Map;
import java.util.Set;
@ -28,6 +29,7 @@ import org.jclouds.location.Region;
import org.jclouds.location.suppliers.RegionIdsSupplier;
import com.google.common.base.Supplier;
import com.google.common.base.Throwables;
import com.google.inject.Inject;
/**
@ -45,6 +47,10 @@ public class RegionIdsFromRegionIdToURIKeySet implements RegionIdsSupplier {
@Override
public Set<String> get() {
try {
return regionIdToURISupplier.get().keySet();
} catch (UndeclaredThrowableException e) {
throw Throwables.propagate(e.getCause());
}
}
}

15
core/src/main/java/org/jclouds/rest/internal/AsyncRestClientProxy.java
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@ -22,7 +22,6 @@ import java.lang.annotation.Annotation;
import java.lang.reflect.InvocationHandler;
import java.lang.reflect.Method;
import java.lang.reflect.Type;
import java.util.NoSuchElementException;
import java.util.concurrent.ExecutionException;
import javax.annotation.Resource;
@ -49,12 +48,14 @@ import com.google.common.base.Function;
import com.google.common.base.Optional;
import com.google.common.base.Predicate;
import com.google.common.base.Supplier;
import com.google.common.base.Throwables;
import com.google.common.cache.LoadingCache;
import com.google.common.collect.ImmutableList;
import com.google.common.collect.Iterables;
import com.google.common.util.concurrent.Futures;
import com.google.common.util.concurrent.ListenableFuture;
import com.google.inject.Binding;
import com.google.inject.ConfigurationException;
import com.google.inject.Inject;
import com.google.inject.Injector;
import com.google.inject.Key;
@ -176,8 +177,10 @@ public class AsyncRestClientProxy<T> implements InvocationHandler {
try {
Annotation qualifier = Iterables.find(ImmutableList.copyOf(method.getAnnotations()), isQualifierPresent);
return getInstanceOfTypeWithQualifier(genericReturnType, qualifier);
} catch (NoSuchElementException e) {
return getInstanceOfType(genericReturnType);
} catch (ProvisionException e) {
throw Throwables.propagate(e.getCause());
} catch (RuntimeException e) {
return instanceOfTypeOrPropagate(genericReturnType, e);
}
} catch (ProvisionException e) {
AuthorizationException aex = Throwables2.getFirstThrowableOfType(e, AuthorizationException.class);
@ -188,7 +191,8 @@ public class AsyncRestClientProxy<T> implements InvocationHandler {
}
// TODO: tidy
private Object getInstanceOfType(Type genericReturnType) {
private Object instanceOfTypeOrPropagate(Type genericReturnType, RuntimeException e) {
try {
// look for an existing binding
Binding<?> binding = injector.getExistingBinding(Key.get(genericReturnType));
if (binding != null)
@ -201,6 +205,9 @@ public class AsyncRestClientProxy<T> implements InvocationHandler {
// else try to create an instance
return injector.getInstance(Key.get(genericReturnType));
} catch (ConfigurationException ce) {
throw e;
}
}
// TODO: tidy

1
core/src/test/java/org/jclouds/rest/internal/BaseRestApiExpectTest.java
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@ -73,7 +73,6 @@ import org.jclouds.providers.ProviderMetadata;
import org.jclouds.rest.RestApiMetadata;
import org.jclouds.rest.config.CredentialStoreModule;
import org.jclouds.util.Strings2;
import org.testng.annotations.Test;
import org.w3c.dom.Node;
import com.google.common.annotations.Beta;

16
core/src/test/java/org/jclouds/rest/internal/RestAnnotationProcessorTest.java
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@ -43,6 +43,7 @@ import java.util.Collection;
import java.util.Collections;
import java.util.Date;
import java.util.Map;
import java.util.NoSuchElementException;
import java.util.Set;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.Future;
@ -2476,6 +2477,10 @@ public class RestAnnotationProcessorTest extends BaseRestApiTest {
@Provides
Set<String> exception();
@Named("NoSuchElementException")
@Provides
Set<String> noSuchElementException();
@POST
@Path("/")
void oneForm(@PathParam("bucket") String path);
@ -2498,6 +2503,11 @@ public class RestAnnotationProcessorTest extends BaseRestApiTest {
injector.getInstance(AsyncClientFactory.class).create(TestClassForm.class).exception();
}
@Test(expectedExceptions = NoSuchElementException.class)
public void testProvidesWithGenericQualifiedNoSuchElementException() throws SecurityException, NoSuchMethodException {
injector.getInstance(AsyncClientFactory.class).create(TestClassForm.class).noSuchElementException();
}
@Test
public void testBuildOneClassForm() throws SecurityException, NoSuchMethodException {
Method oneForm = TestClassForm.class.getMethod("oneForm", String.class);
@ -2665,6 +2675,12 @@ public class RestAnnotationProcessorTest extends BaseRestApiTest {
throw new AuthorizationException();
}
@Provides
@Named("NoSuchElementException")
Set<String> noSuchElementException() {
throw new NoSuchElementException();
}
})).buildInjector();
parserFactory = injector.getInstance(ParseSax.Factory.class);
crypto = injector.getInstance(Crypto.class);