import org.wso2.carbon.registry.core.exceptions.ResourceNotFoundException; //导入依赖的package包/类
public ResourceTreeEntryBean getResourceTreeEntry(String resourcePath)
        throws Exception {

    ResourceTreeEntryBean entryBean = null;
    try {
        Options options = stub._getServiceClient().getOptions();
        options.setProperty(Constants.Configuration.ENABLE_MTOM, Constants.VALUE_TRUE);
        entryBean = stub.getResourceTreeEntry(resourcePath);
    } catch (Exception e) {
        String msg = "Failed to get resource tree entry for resource " +
                resourcePath + ". " + e.getMessage();
        log.error(msg, e);
        throw e;
    }
    if (entryBean == null) {
        throw new ResourceNotFoundException("The resource does not exist");
    }
    return entryBean;
}
 

import org.wso2.carbon.registry.core.exceptions.ResourceNotFoundException; //导入依赖的package包/类
private Resource getTaskMetadataPropResource(String taskName) throws TaskException,
        RegistryException {
    try {
        PrivilegedCarbonContext.startTenantFlow();
        PrivilegedCarbonContext.getThreadLocalCarbonContext().setTenantDomain(
                MultitenantConstants.SUPER_TENANT_DOMAIN_NAME, true);
        return getRegistry().get(
                RegistryBasedTaskRepository.REG_TASK_REPO_BASE_PATH + "/"
                        + this.getTenantId() + "/" + this.getTasksType() + "/" + taskName);
    } catch (ResourceNotFoundException e) {
        throw new TaskException("The task '" + taskName + "' does not exist",
                Code.NO_TASK_EXISTS, e);
    } finally {
        PrivilegedCarbonContext.endTenantFlow();
    }
}
 

import org.wso2.carbon.registry.core.exceptions.ResourceNotFoundException; //导入依赖的package包/类
private Object retrieve(String resourcePath) {
    try {
        Resource resource = registryService.get(resourcePath);
        return resource.getContent();
    } catch (ResourceNotFoundException ignore) {
        // this means, we've never persisted info in registry
        return null;
    } catch (RegistryException e) {
        String msg = "Failed to retrieve data from registry.";
        log.error(msg, e);
        throw new AutoScalerException(msg, e);
    }
}