Oracle SOA : Get Task service and Task Query service

Below is the java code and screenshot for getting task query service and Task service to query and update tasks

	package com.raylab.util;
	import java.util.HashMap;
	import java.util.Map;
	import oracle.bpel.services.workflow.WorkflowException;
	import oracle.bpel.services.workflow.client.IWorkflowServiceClient;
	import oracle.bpel.services.workflow.client.IWorkflowServiceClientConstants;
	import oracle.bpel.services.workflow.client.WorkflowServiceClientFactory;
	import oracle.bpel.services.workflow.query.ITaskQueryService;
	import oracle.bpel.services.workflow.task.ITaskService;
	import oracle.bpel.services.workflow.task.model.Task;
	import oracle.bpel.services.workflow.verification.IWorkflowContext;
	public class Class1 {
	public Class1() {
	super();
	}
	public static void main(String[] args){
	IWorkflowServiceClient wfSvcClient = null;
	ITaskQueryService querySvc = null;
	ITaskService taskSvc=null;
	Map connectionProperties=null;
	String taskId="2add9056-3f50-4f19-9ff1-8eaad99aedbb";
	connectionProperties=getConnectionforTaskDetails();
	try{
	wfSvcClient=WorkflowServiceClientFactory.getWorkflowServiceClient(connectionProperties,null );
	}catch(WorkflowException wex){
	System.out.println("Exception while getting client factor :"+wex.getMessage());
	}
	System.out.println("Got workflow client");
	querySvc=wfSvcClient.getTaskQueryService();
	IWorkflowContext authenticate;
	try {
	authenticate =
	querySvc.authenticate("adminUser", "adminPassword".toCharArray(), null);
	authenticate=querySvc.authenticateOnBehalfOf(authenticate, "user");
	Task task= querySvc.getTaskDetailsById(authenticate, taskId);
	System.out.println(task.getSystemAttributes().getState());
	taskSvc=wfSvcClient.getTaskService();
	} catch (WorkflowException e) {
	e.printStackTrace();
	}
	}
	public static Map getConnectionforTaskDetails(){
	Map jndiProps = new HashMap();
	jndiProps.put(IWorkflowServiceClientConstants.CONNECTION_PROPERTY.EJB_INITIAL_CONTEXT_FACTORY,"weblogic.jndi.WLInitialContextFactory");
	jndiProps.put(IWorkflowServiceClientConstants.CONNECTION_PROPERTY.EJB_PROVIDER_URL,"t3://xxx:1234");
	jndiProps.put(IWorkflowServiceClientConstants.CONNECTION_PROPERTY.EJB_SECURITY_PRINCIPAL,"admin");
	jndiProps.put(IWorkflowServiceClientConstants.CONNECTION_PROPERTY.EJB_SECURITY_CREDENTIALS,"adminPassword");
	jndiProps.put(IWorkflowServiceClientConstants.CONNECTION_PROPERTY.CLIENT_TYPE,WorkflowServiceClientFactory.REMOTE_CLIENT);
	return jndiProps;
	}
	}

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