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Store propagatable exceptions in a static field 

Also include ResourceAlreadyExistsException.  References JCLOUDS-438.
This commit is contained in:
Andrew Gaul 2014-01-29 09:02:39 -08:00
parent 798c76bd69
commit e7795c8755
1 changed files with 15 additions and 5 deletions
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20
core/src/main/java/org/jclouds/util/Throwables2.java
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@ -27,10 +27,12 @@ import org.jclouds.concurrent.TransformParallelException;
import org.jclouds.http.HttpResponseException;
import org.jclouds.rest.AuthorizationException;
import org.jclouds.rest.InsufficientResourcesException;
import org.jclouds.rest.ResourceAlreadyExistsException;
import org.jclouds.rest.ResourceNotFoundException;
import com.google.common.annotations.VisibleForTesting;
import com.google.common.base.Predicate;
import com.google.common.collect.ImmutableList;
import com.google.common.reflect.TypeToken;
import com.google.inject.CreationException;
import com.google.inject.ProvisionException;
@ -125,8 +127,19 @@ public class Throwables2 {
return null;
}
// Note that ordering matters to propagateIfPossible.
private static final ImmutableList<Class<? extends Throwable>> PROPAGATABLE_EXCEPTION_TYPES = ImmutableList.of(
IllegalStateException.class,
AssertionError.class,
UnsupportedOperationException.class,
IllegalArgumentException.class,
AuthorizationException.class,
ResourceAlreadyExistsException.class,
ResourceNotFoundException.class,
InsufficientResourcesException.class,
HttpResponseException.class);
// Note this needs to be kept up-to-date with all top-level exceptions jclouds works against
@SuppressWarnings("unchecked")
public static void propagateIfPossible(Throwable exception, Iterable<TypeToken<? extends Throwable>> throwables)
throws Throwable {
for (TypeToken<? extends Throwable> type : throwables) {
@ -135,10 +148,7 @@ public class Throwables2 {
throw throwable;
}
}
for (Class<Exception> propagatableExceptionType : new Class[] { IllegalStateException.class,
AssertionError.class, UnsupportedOperationException.class, IllegalArgumentException.class,
AuthorizationException.class, ResourceNotFoundException.class, InsufficientResourcesException.class,
HttpResponseException.class }) {
for (Class<? extends Throwable> propagatableExceptionType : PROPAGATABLE_EXCEPTION_TYPES) {
Throwable throwable = Throwables2.getFirstThrowableOfType(exception, propagatableExceptionType);
if (throwable != null) {
throw throwable;