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I2C [message #1792318]

Mon, 16 July 2018 05:40

shubh wade

Messages: 28
Registered: July 2018

Junior Member

Got this Error.
java.lang.UnsatisfiedLinkError: unsupported JNI version 0xFFFFFFFF required by /tmp/osgi/framework_storage/org.eclipse.osgi/bundles/58/1/.cp/lib/native/linux/x86_64/libdio.so[

I2CDevice slave = (I2CDevice) DeviceManager.open(new I2CDeviceConfig(1,0x23,7, 400000));//got error on this line.
			s_logger.info("open{}",slave.isOpen());
	               s_logger.info("data{}",slave.read());

here is console log.

java.lang.UnsatisfiedLinkError: unsupported JNI version 0xFFFFFFFF required by /tmp/osgi/framework_storage/org.eclipse.osgi/bundles/58/1/.cp/lib/native/linux/x86_64/libdio.so
at java.lang.ClassLoader$NativeLibrary.load(Native Method)
at java.lang.ClassLoader.loadLibrary0(ClassLoader.java:1941)
at java.lang.ClassLoader.loadLibrary(ClassLoader.java:1837)
at java.lang.Runtime.loadLibrary0(Runtime.java:870)
at java.lang.System.loadLibrary(System.java:1122)
at com.oracle.dio.impl.Platform$1.run(Platform.java:41)
at com.oracle.dio.impl.Platform$1.run(Platform.java:38)
at java.security.AccessController.doPrivileged(Native Method)
at com.oracle.dio.impl.Platform.initialize(Platform.java:38)
at jdk.dio.DeviceManager.<clinit>(DeviceManager.java:130)
at org.eclipse.example.i2c.i2c.getPins(i2c.java:119)
at org.eclipse.example.i2c.i2c.acquirePins(i2c.java:102)
at org.eclipse.example.i2c.i2c.activate(i2c.java:68)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at org.eclipse.equinox.internal.ds.model.ServiceComponent.activate(ServiceComponent.java:235)
at org.eclipse.equinox.internal.ds.model.ServiceComponentProp.activate(ServiceComponentProp.java:146)
at org.eclipse.equinox.internal.ds.model.ServiceComponentProp.build(ServiceComponentProp.java:347)
at org.eclipse.equinox.internal.ds.InstanceProcess.buildComponent(InstanceProcess.java:620)
at org.eclipse.equinox.internal.ds.InstanceProcess.buildComponents(InstanceProcess.java:197)
at org.eclipse.equinox.internal.ds.Resolver.getEligible(Resolver.java:343)
at org.eclipse.equinox.internal.ds.SCRManager.serviceChanged(SCRManager.java:222)
at org.eclipse.osgi.internal.serviceregistry.FilteredServiceListener.serviceChanged(FilteredServiceListener.java:107)
at org.eclipse.osgi.framework.internal.core.BundleContextImpl.dispatchEvent(BundleContextImpl.java:861)
at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:230)
at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:148)
at org.eclipse.osgi.internal.serviceregistry.ServiceRegistry.publishServiceEventPrivileged(ServiceRegistry.java:819)
at org.eclipse.osgi.internal.serviceregistry.ServiceRegistry.publishServiceEvent(ServiceRegistry.java:771)
at org.eclipse.osgi.internal.serviceregistry.ServiceRegistrationImpl.register(ServiceRegistrationImpl.java:130)
at org.eclipse.osgi.internal.serviceregistry.ServiceRegistry.registerService(ServiceRegistry.java:214)
at org.eclipse.osgi.framework.internal.core.BundleContextImpl.registerService(BundleContextImpl.java:433)
at org.eclipse.equinox.internal.ds.InstanceProcess.registerService(InstanceProcess.java:536)
at org.eclipse.equinox.internal.ds.InstanceProcess.buildComponents(InstanceProcess.java:260)
at org.eclipse.equinox.internal.ds.Resolver.buildNewlySatisfied(Resolver.java:473)
at org.eclipse.equinox.internal.ds.Resolver.enableComponents(Resolver.java:217)
at org.eclipse.equinox.internal.ds.SCRManager.performWork(SCRManager.java:816)
at org.eclipse.equinox.internal.ds.SCRManager$QueuedJob.dispatch(SCRManager.java:783)
at org.eclipse.equinox.internal.ds.WorkThread.run(WorkThread.java:89)
at java.lang.Thread.run(Thread.java:748)

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Re: I2C [message #1792501 is a reply to message #1792318]

Wed, 18 July 2018 18:01

Matteo Maiero

Messages: 393
Registered: July 2015
Location: Italy

Senior Member

Hi,
could you please provide some context about this issue?
For example about which version of Kura are you running, on which hardware, etc.

Thanks.

Best regards,
Matteo

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Re: I2C [message #1792524 is a reply to message #1792501]

Thu, 19 July 2018 05:26

shubh wade

Messages: 28
Registered: July 2018

Junior Member

Thanx for reply
I am using user_workspace_archive_2.1.0.

I have included jdk.dio in manifest dependency .

this is my mainifest file
Manifest-Version: 1.0
Bundle-ManifestVersion: 2
Bundle-Name: Hello word with logger
Bundle-SymbolicName: org.eclipse.kura.example.hello._osgi
Bundle-Version: 1.0.0.qualifier
Automatic-Module-Name: org.eclipse.kura.example.hello._osgi
Service-Component: OSGI-INF/component.xml
Import-Package: jdk.dio;version="1.0.5",
jdk.dio.gpio;version="1.0.5",
jdk.dio.i2cbus;version="1.0.5",
org.osgi.service.component;version="1.2.0",
org.slf4j;version="1.7.21"
Require-Bundle: org.eclipse.kura.api;bundle-version="1.1.0"

I am able to used other classes like,DeviceConfig and GPIOPinConfig but only not able to used DeviceManger class it gives error like cloud not initialize class DeviceManger.And Running on Kura Emulator.

Traget hardware: Emulator.
Eclipse version:oxygen
Os:Ubuntu 16.04
jdk version:1.8

[Updated on: Fri, 20 July 2018 06:03]

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