Re: error with example code for OpenStack
If you’re only using the example from the website, there should be no trace of jclouds 1.5.7 in your dependency tree. Can you please share your pom.xml file with us? It should exactly match this one [1]. Thanks, Everett [1] http://jclouds.apache.org/guides/openstack/#pom On Dec 16, 2014, at 6:33 AM, Jesus arteche chechu.li...@gmail.commailto:chechu.li...@gmail.com wrote: hey thanks for the answer, I downloaded following the steps from the website, using the Maven approach (yesterday). This is the output of your command: [INFO] Scanning for projects... [INFO] [INFO] [INFO] Building my-app 1.0-SNAPSHOT [INFO] [INFO] [INFO] --- maven-dependency-plugin:2.1:tree (default-cli) @ my-app --- [INFO] com.mycompany.app:my-app:jar:1.0-SNAPSHOT [INFO] +- org.apache.jclouds:jclouds-all:jar:1.8.1:compile [INFO] | +- org.apache.jclouds.api:rackspace-cloudidentity:jar:1.8.1:compile [INFO] | | \- org.apache.jclouds.api:openstack-keystone:jar:1.8.1:compile [INFO] | +- org.apache.jclouds.api:openstack-cinder:jar:1.8.1:compile [INFO] | | \- org.apache.jclouds:jclouds-core:jar:1.8.1:compile [INFO] | | \- javax.ws.rs:jsr311-api:jar:1.1.1:compile [INFO] | +- org.apache.jclouds.api:rackspace-clouddns:jar:1.8.1:compile [INFO] | +- org.apache.jclouds.provider:aws-cloudwatch:jar:1.8.1:compile [INFO] | | \- org.apache.jclouds.api:cloudwatch:jar:1.8.1:compile [INFO] | +- org.apache.jclouds.provider:rackspace-cloudblockstorage-us:jar:1.8.1:compile [INFO] | +- org.apache.jclouds.provider:rackspace-cloudblockstorage-uk:jar:1.8.1:compile [INFO] | +- org.apache.jclouds.provider:rackspace-clouddns-us:jar:1.8.1:compile [INFO] | +- org.apache.jclouds.provider:rackspace-clouddns-uk:jar:1.8.1:compile [INFO] | +- org.apache.jclouds.provider:rackspace-clouddatabases-us:jar:1.8.1:compile [INFO] | | \- org.apache.jclouds.api:openstack-trove:jar:1.8.1:compile [INFO] | +- org.apache.jclouds.provider:rackspace-clouddatabases-uk:jar:1.8.1:compile [INFO] | +- org.apache.jclouds.provider:aws-sqs:jar:1.8.1:compile [INFO] | | \- org.apache.jclouds.api:sqs:jar:1.8.1:compile [INFO] | +- org.apache.jclouds.provider:aws-sts:jar:1.8.1:compile [INFO] | | \- org.apache.jclouds.api:sts:jar:1.8.1:compile [INFO] | +- org.apache.jclouds.provider:aws-route53:jar:1.8.1:compile [INFO] | | \- org.apache.jclouds.api:route53:jar:1.8.1:compile [INFO] | +- org.apache.jclouds.provider:ultradns-ws:jar:1.8.1:compile [INFO] | +- org.apache.jclouds.provider:dynect:jar:1.8.1:compile [INFO] | +- org.apache.jclouds:jclouds-allloadbalancer:jar:1.8.1:compile [INFO] | | +- org.apache.jclouds.provider:rackspace-cloudloadbalancers-uk:jar:1.8.1:compile [INFO] | | | +- org.apache.jclouds:jclouds-loadbalancer:jar:1.8.1:compile [INFO] | | | \- org.apache.jclouds.api:rackspace-cloudloadbalancers:jar:1.8.1:compile [INFO] | | \- org.apache.jclouds.provider:rackspace-cloudloadbalancers-us:jar:1.8.1:compile [INFO] | +- org.apache.jclouds:jclouds-allcompute:jar:1.8.1:compile [INFO] | | +- org.apache.jclouds.provider:aws-ec2:jar:1.8.1:compile [INFO] | | +- org.apache.jclouds.api:openstack-nova:jar:1.8.1:compile [INFO] | | | \- org.apache.jclouds:jclouds-compute:jar:1.8.1:compile [INFO] | | | \- org.apache.jclouds:jclouds-scriptbuilder:jar:1.8.1:compile [INFO] | | +- org.apache.jclouds.api:openstack-nova-ec2:jar:1.8.1:compile [INFO] | | +- org.apache.jclouds.api:byon:jar:1.8.1:compile [INFO] | | +- org.apache.jclouds.api:ec2:jar:1.8.1:compile [INFO] | | +- org.apache.jclouds.provider:cloudservers-us:jar:1.8.1:compile [INFO] | | | \- org.apache.jclouds.common:openstack-common:jar:1.8.1:compile [INFO] | | +- org.apache.jclouds.provider:cloudservers-uk:jar:1.8.1:compile [INFO] | | +- org.apache.jclouds.api:cloudservers:jar:1.8.1:compile [INFO] | | +- org.apache.jclouds.api:vcloud:jar:1.8.1:compile [INFO] | | +- org.apache.jclouds.provider:gogrid:jar:1.8.1:compile [INFO] | | +- org.apache.jclouds.api:elasticstack:jar:1.8.1:compile [INFO] | | +- org.apache.jclouds.provider:elastichosts-lon-p:jar:1.8.1:compile [INFO] | | +- org.apache.jclouds.provider:elastichosts-sat-p:jar:1.8.1:compile [INFO] | | +- org.apache.jclouds.provider:elastichosts-lon-b:jar:1.8.1:compile [INFO] | | +- org.apache.jclouds.provider:openhosting-east1:jar:1.8.1:compile [INFO] | | +- org.apache.jclouds.provider:serverlove-z1-man:jar:1.8.1:compile [INFO] | | +- org.apache.jclouds.provider:skalicloud-sdg-my:jar:1.8.1:compile [INFO] | | +- org.apache.jclouds.provider:go2cloud-jhb1:jar:1.8.1:compile [INFO] | | +- org.apache.jclouds.provider:softlayer:jar:1.8.1:compile [INFO] | | +- org.apache.jclouds.api:cloudstack:jar:1.8.1:compile [INFO] | | +- org.apache.jclouds.provider:hpcloud-compute:jar:1.8.1:compile [INFO] | | +-
Re: error with example code for OpenStack
It seems that you are *not* trying to use Nova but the swift provider? Can you paste the code you are using? On 16 December 2014 at 18:44, Jesus arteche chechu.li...@gmail.com wrote: I could compile it, but executing...I got this: Exception in thread main java.util.ServiceConfigurationError: org.jclouds.providers.ProviderMetadata: Provider org.jclouds.rackspace.cloudfiles.CloudFilesUSProviderMetadata could not be instantiated at java.util.ServiceLoader.fail(ServiceLoader.java:235) at java.util.ServiceLoader.access$100(ServiceLoader.java:192) at java.util.ServiceLoader$LazyIterator.next(ServiceLoader.java:388) at java.util.ServiceLoader$1.next(ServiceLoader.java:456) at com.google.common.collect.ImmutableCollection$Builder.addAll(ImmutableCollection.java:281) at com.google.common.collect.ImmutableCollection$ArrayBasedBuilder.addAll(ImmutableCollection.java:360) at com.google.common.collect.ImmutableSet$Builder.addAll(ImmutableSet.java:508) at org.jclouds.providers.Providers.all(Providers.java:82) at org.jclouds.providers.Providers.withId(Providers.java:99) at org.jclouds.ContextBuilder.newBuilder(ContextBuilder.java:165) at JCloudsNova.init(JCloudsNova.java:38) at JCloudsNova.main(JCloudsNova.java:19) Caused by: java.lang.NoSuchMethodError: org/jclouds/openstack/swift/SwiftApiMetadata$Builder.init(Ljava/lang/Class;)V at org.jclouds.cloudfiles.CloudFilesApiMetadata$Builder.init(CloudFilesApiMetadata.java:57) at org.jclouds.cloudfiles.CloudFilesApiMetadata.init(CloudFilesApiMetadata.java:42) at org.jclouds.rackspace.cloudfiles.CloudFilesUSProviderMetadata$Builder.init(CloudFilesUSProviderMetadata.java:59) at org.jclouds.rackspace.cloudfiles.CloudFilesUSProviderMetadata.builder(CloudFilesUSProviderMetadata.java:34) at org.jclouds.rackspace.cloudfiles.CloudFilesUSProviderMetadata.init(CloudFilesUSProviderMetadata.java:43) at java.lang.J9VMInternals.newInstanceImpl(Native Method) at java.lang.Class.newInstance(Class.java:1628) at java.util.ServiceLoader$LazyIterator.next(ServiceLoader.java:384) ... 9 more On Tue, Dec 16, 2014 at 12:52 PM, Ignasi Barrera n...@apache.org wrote: You have a mix of jclouds 1.5.7 and jclouds 1.8.1 dependencies that is causing classpath issues. Can you change your dependencies to use just jclouds 1.8.1? I'm pretty sure that will fix your issue. I. On 16 December 2014 at 13:33, Jesus arteche chechu.li...@gmail.com wrote: hey thanks for the answer, I downloaded following the steps from the website, using the Maven approach (yesterday). This is the output of your command: [INFO] Scanning for projects... [INFO] [INFO] [INFO] Building my-app 1.0-SNAPSHOT [INFO] [INFO] [INFO] --- maven-dependency-plugin:2.1:tree (default-cli) @ my-app --- [INFO] com.mycompany.app:my-app:jar:1.0-SNAPSHOT [INFO] +- org.apache.jclouds:jclouds-all:jar:1.8.1:compile [INFO] | +- org.apache.jclouds.api:rackspace-cloudidentity:jar:1.8.1:compile [INFO] | | \- org.apache.jclouds.api:openstack-keystone:jar:1.8.1:compile [INFO] | +- org.apache.jclouds.api:openstack-cinder:jar:1.8.1:compile [INFO] | | \- org.apache.jclouds:jclouds-core:jar:1.8.1:compile [INFO] | | \- javax.ws.rs:jsr311-api:jar:1.1.1:compile [INFO] | +- org.apache.jclouds.api:rackspace-clouddns:jar:1.8.1:compile [INFO] | +- org.apache.jclouds.provider:aws-cloudwatch:jar:1.8.1:compile [INFO] | | \- org.apache.jclouds.api:cloudwatch:jar:1.8.1:compile [INFO] | +- org.apache.jclouds.provider:rackspace-cloudblockstorage-us:jar:1.8.1:compile [INFO] | +- org.apache.jclouds.provider:rackspace-cloudblockstorage-uk:jar:1.8.1:compile [INFO] | +- org.apache.jclouds.provider:rackspace-clouddns-us:jar:1.8.1:compile [INFO] | +- org.apache.jclouds.provider:rackspace-clouddns-uk:jar:1.8.1:compile [INFO] | +- org.apache.jclouds.provider:rackspace-clouddatabases-us:jar:1.8.1:compile [INFO] | | \- org.apache.jclouds.api:openstack-trove:jar:1.8.1:compile [INFO] | +- org.apache.jclouds.provider:rackspace-clouddatabases-uk:jar:1.8.1:compile [INFO] | +- org.apache.jclouds.provider:aws-sqs:jar:1.8.1:compile [INFO] | | \- org.apache.jclouds.api:sqs:jar:1.8.1:compile [INFO] | +- org.apache.jclouds.provider:aws-sts:jar:1.8.1:compile [INFO] | | \- org.apache.jclouds.api:sts:jar:1.8.1:compile [INFO] | +- org.apache.jclouds.provider:aws-route53:jar:1.8.1:compile [INFO] | | \- org.apache.jclouds.api:route53:jar:1.8.1:compile [INFO] | +- org.apache.jclouds.provider:ultradns-ws:jar:1.8.1:compile [INFO] | +- org.apache.jclouds.provider:dynect:jar:1.8.1:compile [INFO] | +- org.apache.jclouds:jclouds-allloadbalancer:jar:1.8.1:compile [INFO] | | +- org.apache.jclouds.provider:rackspace-cloudloadbalancers-uk:jar:1.8.1:compile [INFO] | | | +-
Re: error with example code for OpenStack
hey thanks for the answer, I downloaded following the steps from the website, using the Maven approach (yesterday). This is the output of your command: [INFO] Scanning for projects... [INFO] [INFO] [INFO] Building my-app 1.0-SNAPSHOT [INFO] [INFO] [INFO] --- maven-dependency-plugin:2.1:tree (default-cli) @ my-app --- [INFO] com.mycompany.app:my-app:jar:1.0-SNAPSHOT [INFO] +- org.apache.jclouds:jclouds-all:jar:1.8.1:compile [INFO] | +- org.apache.jclouds.api:rackspace-cloudidentity:jar:1.8.1:compile [INFO] | | \- org.apache.jclouds.api:openstack-keystone:jar:1.8.1:compile [INFO] | +- org.apache.jclouds.api:openstack-cinder:jar:1.8.1:compile [INFO] | | \- org.apache.jclouds:jclouds-core:jar:1.8.1:compile [INFO] | | \- javax.ws.rs:jsr311-api:jar:1.1.1:compile [INFO] | +- org.apache.jclouds.api:rackspace-clouddns:jar:1.8.1:compile [INFO] | +- org.apache.jclouds.provider:aws-cloudwatch:jar:1.8.1:compile [INFO] | | \- org.apache.jclouds.api:cloudwatch:jar:1.8.1:compile [INFO] | +- org.apache.jclouds.provider:rackspace-cloudblockstorage-us:jar:1.8.1:compile [INFO] | +- org.apache.jclouds.provider:rackspace-cloudblockstorage-uk:jar:1.8.1:compile [INFO] | +- org.apache.jclouds.provider:rackspace-clouddns-us:jar:1.8.1:compile [INFO] | +- org.apache.jclouds.provider:rackspace-clouddns-uk:jar:1.8.1:compile [INFO] | +- org.apache.jclouds.provider:rackspace-clouddatabases-us:jar:1.8.1:compile [INFO] | | \- org.apache.jclouds.api:openstack-trove:jar:1.8.1:compile [INFO] | +- org.apache.jclouds.provider:rackspace-clouddatabases-uk:jar:1.8.1:compile [INFO] | +- org.apache.jclouds.provider:aws-sqs:jar:1.8.1:compile [INFO] | | \- org.apache.jclouds.api:sqs:jar:1.8.1:compile [INFO] | +- org.apache.jclouds.provider:aws-sts:jar:1.8.1:compile [INFO] | | \- org.apache.jclouds.api:sts:jar:1.8.1:compile [INFO] | +- org.apache.jclouds.provider:aws-route53:jar:1.8.1:compile [INFO] | | \- org.apache.jclouds.api:route53:jar:1.8.1:compile [INFO] | +- org.apache.jclouds.provider:ultradns-ws:jar:1.8.1:compile [INFO] | +- org.apache.jclouds.provider:dynect:jar:1.8.1:compile [INFO] | +- org.apache.jclouds:jclouds-allloadbalancer:jar:1.8.1:compile [INFO] | | +- org.apache.jclouds.provider:rackspace-cloudloadbalancers-uk:jar:1.8.1:compile [INFO] | | | +- org.apache.jclouds:jclouds-loadbalancer:jar:1.8.1:compile [INFO] | | | \- org.apache.jclouds.api:rackspace-cloudloadbalancers:jar:1.8.1:compile [INFO] | | \- org.apache.jclouds.provider:rackspace-cloudloadbalancers-us:jar:1.8.1:compile [INFO] | +- org.apache.jclouds:jclouds-allcompute:jar:1.8.1:compile [INFO] | | +- org.apache.jclouds.provider:aws-ec2:jar:1.8.1:compile [INFO] | | +- org.apache.jclouds.api:openstack-nova:jar:1.8.1:compile [INFO] | | | \- org.apache.jclouds:jclouds-compute:jar:1.8.1:compile [INFO] | | | \- org.apache.jclouds:jclouds-scriptbuilder:jar:1.8.1:compile [INFO] | | +- org.apache.jclouds.api:openstack-nova-ec2:jar:1.8.1:compile [INFO] | | +- org.apache.jclouds.api:byon:jar:1.8.1:compile [INFO] | | +- org.apache.jclouds.api:ec2:jar:1.8.1:compile [INFO] | | +- org.apache.jclouds.provider:cloudservers-us:jar:1.8.1:compile [INFO] | | | \- org.apache.jclouds.common:openstack-common:jar:1.8.1:compile [INFO] | | +- org.apache.jclouds.provider:cloudservers-uk:jar:1.8.1:compile [INFO] | | +- org.apache.jclouds.api:cloudservers:jar:1.8.1:compile [INFO] | | +- org.apache.jclouds.api:vcloud:jar:1.8.1:compile [INFO] | | +- org.apache.jclouds.provider:gogrid:jar:1.8.1:compile [INFO] | | +- org.apache.jclouds.api:elasticstack:jar:1.8.1:compile [INFO] | | +- org.apache.jclouds.provider:elastichosts-lon-p:jar:1.8.1:compile [INFO] | | +- org.apache.jclouds.provider:elastichosts-sat-p:jar:1.8.1:compile [INFO] | | +- org.apache.jclouds.provider:elastichosts-lon-b:jar:1.8.1:compile [INFO] | | +- org.apache.jclouds.provider:openhosting-east1:jar:1.8.1:compile [INFO] | | +- org.apache.jclouds.provider:serverlove-z1-man:jar:1.8.1:compile [INFO] | | +- org.apache.jclouds.provider:skalicloud-sdg-my:jar:1.8.1:compile [INFO] | | +- org.apache.jclouds.provider:go2cloud-jhb1:jar:1.8.1:compile [INFO] | | +- org.apache.jclouds.provider:softlayer:jar:1.8.1:compile [INFO] | | +- org.apache.jclouds.api:cloudstack:jar:1.8.1:compile [INFO] | | +- org.apache.jclouds.provider:hpcloud-compute:jar:1.8.1:compile [INFO] | | +- org.apache.jclouds.provider:rackspace-cloudservers-us:jar:1.8.1:compile [INFO] | | \- org.apache.jclouds.provider:rackspace-cloudservers-uk:jar:1.8.1:compile [INFO] | \- org.apache.jclouds:jclouds-allblobstore:jar:1.8.1:compile [INFO] | +- org.apache.jclouds.api:s3:jar:1.8.1:compile [INFO] | | \- org.apache.jclouds:jclouds-blobstore:jar:1.8.1:compile [INFO] | +- org.apache.jclouds.provider:aws-s3:jar:1.8.1:compile [INFO] |
Re: error with example code for OpenStack
I could compile it, but executing...I got this: Exception in thread main java.util.ServiceConfigurationError: org.jclouds.providers.ProviderMetadata: Provider org.jclouds.rackspace.cloudfiles.CloudFilesUSProviderMetadata could not be instantiated at java.util.ServiceLoader.fail(ServiceLoader.java:235) at java.util.ServiceLoader.access$100(ServiceLoader.java:192) at java.util.ServiceLoader$LazyIterator.next(ServiceLoader.java:388) at java.util.ServiceLoader$1.next(ServiceLoader.java:456) at com.google.common.collect.ImmutableCollection$Builder.addAll(ImmutableCollection.java:281) at com.google.common.collect.ImmutableCollection$ArrayBasedBuilder.addAll(ImmutableCollection.java:360) at com.google.common.collect.ImmutableSet$Builder.addAll(ImmutableSet.java:508) at org.jclouds.providers.Providers.all(Providers.java:82) at org.jclouds.providers.Providers.withId(Providers.java:99) at org.jclouds.ContextBuilder.newBuilder(ContextBuilder.java:165) at JCloudsNova.init(JCloudsNova.java:38) at JCloudsNova.main(JCloudsNova.java:19) Caused by: java.lang.NoSuchMethodError: org/jclouds/openstack/swift/SwiftApiMetadata$Builder.init(Ljava/lang/Class;)V at org.jclouds.cloudfiles.CloudFilesApiMetadata$Builder.init(CloudFilesApiMetadata.java:57) at org.jclouds.cloudfiles.CloudFilesApiMetadata.init(CloudFilesApiMetadata.java:42) at org.jclouds.rackspace.cloudfiles.CloudFilesUSProviderMetadata$Builder.init(CloudFilesUSProviderMetadata.java:59) at org.jclouds.rackspace.cloudfiles.CloudFilesUSProviderMetadata.builder(CloudFilesUSProviderMetadata.java:34) at org.jclouds.rackspace.cloudfiles.CloudFilesUSProviderMetadata.init(CloudFilesUSProviderMetadata.java:43) at java.lang.J9VMInternals.newInstanceImpl(Native Method) at java.lang.Class.newInstance(Class.java:1628) at java.util.ServiceLoader$LazyIterator.next(ServiceLoader.java:384) ... 9 more On Tue, Dec 16, 2014 at 12:52 PM, Ignasi Barrera n...@apache.org wrote: You have a mix of jclouds 1.5.7 and jclouds 1.8.1 dependencies that is causing classpath issues. Can you change your dependencies to use just jclouds 1.8.1? I'm pretty sure that will fix your issue. I. On 16 December 2014 at 13:33, Jesus arteche chechu.li...@gmail.com wrote: hey thanks for the answer, I downloaded following the steps from the website, using the Maven approach (yesterday). This is the output of your command: [INFO] Scanning for projects... [INFO] [INFO] [INFO] Building my-app 1.0-SNAPSHOT [INFO] [INFO] [INFO] --- maven-dependency-plugin:2.1:tree (default-cli) @ my-app --- [INFO] com.mycompany.app:my-app:jar:1.0-SNAPSHOT [INFO] +- org.apache.jclouds:jclouds-all:jar:1.8.1:compile [INFO] | +- org.apache.jclouds.api:rackspace-cloudidentity:jar:1.8.1:compile [INFO] | | \- org.apache.jclouds.api:openstack-keystone:jar:1.8.1:compile [INFO] | +- org.apache.jclouds.api:openstack-cinder:jar:1.8.1:compile [INFO] | | \- org.apache.jclouds:jclouds-core:jar:1.8.1:compile [INFO] | | \- javax.ws.rs:jsr311-api:jar:1.1.1:compile [INFO] | +- org.apache.jclouds.api:rackspace-clouddns:jar:1.8.1:compile [INFO] | +- org.apache.jclouds.provider:aws-cloudwatch:jar:1.8.1:compile [INFO] | | \- org.apache.jclouds.api:cloudwatch:jar:1.8.1:compile [INFO] | +- org.apache.jclouds.provider:rackspace-cloudblockstorage-us:jar:1.8.1:compile [INFO] | +- org.apache.jclouds.provider:rackspace-cloudblockstorage-uk:jar:1.8.1:compile [INFO] | +- org.apache.jclouds.provider:rackspace-clouddns-us:jar:1.8.1:compile [INFO] | +- org.apache.jclouds.provider:rackspace-clouddns-uk:jar:1.8.1:compile [INFO] | +- org.apache.jclouds.provider:rackspace-clouddatabases-us:jar:1.8.1:compile [INFO] | | \- org.apache.jclouds.api:openstack-trove:jar:1.8.1:compile [INFO] | +- org.apache.jclouds.provider:rackspace-clouddatabases-uk:jar:1.8.1:compile [INFO] | +- org.apache.jclouds.provider:aws-sqs:jar:1.8.1:compile [INFO] | | \- org.apache.jclouds.api:sqs:jar:1.8.1:compile [INFO] | +- org.apache.jclouds.provider:aws-sts:jar:1.8.1:compile [INFO] | | \- org.apache.jclouds.api:sts:jar:1.8.1:compile [INFO] | +- org.apache.jclouds.provider:aws-route53:jar:1.8.1:compile [INFO] | | \- org.apache.jclouds.api:route53:jar:1.8.1:compile [INFO] | +- org.apache.jclouds.provider:ultradns-ws:jar:1.8.1:compile [INFO] | +- org.apache.jclouds.provider:dynect:jar:1.8.1:compile [INFO] | +- org.apache.jclouds:jclouds-allloadbalancer:jar:1.8.1:compile [INFO] | | +- org.apache.jclouds.provider:rackspace-cloudloadbalancers-uk:jar:1.8.1:compile [INFO] | | | +- org.apache.jclouds:jclouds-loadbalancer:jar:1.8.1:compile [INFO] | | | \- org.apache.jclouds.api:rackspace-cloudloadbalancers:jar:1.8.1:compile [INFO] | | \-
error with example code for OpenStack
Hey guys, I'm running the example code for OpenStack from this site: https://jclouds.apache.org/guides/openstack/ for nova And I'm getting this error when it tries to build the connector: JCloudsNova.java:42: error: no suitable method found for buildApi(ClassNovaApi) .buildApi(NovaApi.class); ^ method ContextBuilder.A#1buildApi(TypeTokenA#1) is not applicable (no instance(s) of type variable(s) A#1 exist so that argument type ClassNovaApi conforms to formal parameter type TypeTokenA#1) method ContextBuilder.A#2buildApi(ClassA#2) is not applicable (inferred type does not conform to declared bound(s) inferred: NovaApi bound(s): Closeable) where A#1,A#2 are type-variables: A#1 extends Closeable declared in method A#1buildApi(TypeTokenA#1) A#2 extends Closeable declared in method A#2buildApi(ClassA#2) JCloudsNova.java:59: error: method close in class Closeables cannot be applied to given types; Closeables.close(novaApi, true); ^ required: Closeable,boolean found: NovaApi,boolean reason: actual argument NovaApi cannot be converted to Closeable by method invocation conversion 2 errors This is part of teh code: public JCloudsNova() { IterableModule modules = ImmutableSet.Moduleof(new SLF4JLoggingModule()); String provider = openstack-nova; String identity = demo:demo; // tenantName:userName String credential = devstack; novaApi = ContextBuilder.newBuilder(provider) .endpoint(http://xxx.xxx.xxx.xxx:5000/v2.0/;) .credentials(identity, credential) .modules(modules) .buildApi(NovaApi.class); zones = novaApi.getConfiguredZones(); } Any idea why? Thanks in advance