showwork.java

Java开的发文件管理系统,可以管理整个服务器的文件,并按要求进行处理!

/**
 * 
 */
package pagecode.article;

import java.rmi.RemoteException;

import javax.ejb.EJBException;
import javax.faces.component.html.HtmlForm;
import javax.faces.context.FacesContext;

import pagecode.PageCodeBase;

import com.ibm.faces.component.html.HtmlScriptCollector;
import com.ibm.gbsc.cte.sample.ApiHelper;
import com.ibm.gbsc.cte.sample.Constants;
import com.ibm.gbsc.cte.sample.HumanTaskInstruction;
import com.ibm.gbsc.cte.sample.HumanTaskXMLConfigLoader;
import com.ibm.task.api.HumanTaskManager;
import com.ibm.task.api.Task;
import com.ibm.task.api.TaskException;
import commonj.sdo.DataObject;

/**
 * @author Kyle
 *
 */
public class ShowWork extends PageCodeBase {

	protected HtmlScriptCollector scriptCollector1;
	
	protected HumanTaskInstruction hti = null;

	protected HtmlForm form1;

	protected String tkiid = "";
	
	protected String userChoice = "2";
	
	protected String userInput = "";
	

	public void onPageLoad(FacesContext context) {
		// get the task id of user request
		String strTkiid = (String) this.getRequestParam().get("tkiid");
		System.out.println("request tkiid is:" + tkiid);
		if (strTkiid != null && !"".endsWith(strTkiid)) {
			setTkiid(strTkiid);		
			// get human task manager
			HumanTaskManager htm = null;
			try {
				htm = ApiHelper.initializeHTM();
				// get custom properties
				String htmType = htm.getCustomProperty(tkiid,
						Constants.CUSTOM_PROP_HTM_TYPE);
				// retrieve this human task type from xml file, and your view
				// logic is here
				// e.g. show instructions or show yes/no button etc.
				System.out.println("htmType is :" + htmType);
				//parsing xml to get the properties
				hti = HumanTaskXMLConfigLoader.getTaskInstruction(htmType);
				//
			} catch (TaskException e) {
				e.printStackTrace();
			} catch (RemoteException e) {
				e.printStackTrace();
			} catch (EJBException e) {
				e.printStackTrace();
			} finally {
				htm = null;
			}
		}
	}
	
	public String processUserClick(){
		HumanTaskManager htm = null;
		try {
			System.out.println("tkiid is : " + tkiid+ "!!!");
			 htm = ApiHelper.initializeHTM();
			 Task task = htm.getTask(tkiid);
			 //ready state
			 if(task.getState()== Task.STATE_READY){
				 //claim task
				htm.claim(tkiid);
				//get wrap object
				com.ibm.task.api.ClientObjectWrapper wrapper = htm.createOutputMessage(tkiid);
				if (wrapper.getObject() != null
						&& wrapper.getObject() instanceof DataObject) {
					// get input data object
					DataObject input = (DataObject) wrapper.getObject();
					// transform
					input.set("userChoice", new Integer(userChoice));
					//input.set("userInput", userInput);
				}
				// using task api to complete task
				htm.complete(tkiid, wrapper);
				//record approval history to file, you can
				//replace this logic with database.
//				Constants.writeToFile(tkiid, userInput);
			 }
		} catch (TaskException e) {
			e.printStackTrace();
		} catch (RemoteException e) {
			e.printStackTrace();
		} catch (EJBException e) {
			e.printStackTrace();
		} finally{
			htm = null;
		}
		return "home";
	}
	
	protected HtmlScriptCollector getScriptCollector1() {
		if (scriptCollector1 == null) {
			scriptCollector1 = (HtmlScriptCollector) findComponentInRoot("scriptCollector1");
		}
		return scriptCollector1;
	}
	/**
	 * @return the hti
	 */
	public HumanTaskInstruction getHti() {
		return hti;
	}
	/**
	 * @param hti the hti to set
	 */
	public void setHti(HumanTaskInstruction hti) {
		this.hti = hti;
	}
	protected HtmlForm getForm1() {
		if (form1 == null) {
			form1 = (HtmlForm) findComponentInRoot("form1");
		}
		return form1;
	}
	/**
	 * @return the userChoice
	 */
	public String getUserChoice() {
		return userChoice;
	}
	/**
	 * @param userChoice the userChoice to set
	 */
	public void setUserChoice(String userChoice) {
		this.userChoice = userChoice;
	}

	/**
	 * @return the tkiid
	 */
	public String getTkiid() {
		return tkiid;
	}

	/**
	 * @param tkiid the tkiid to set
	 */
	public void setTkiid(String tkiid) {
		this.tkiid = tkiid;
	}

	/**
	 * @return the userInput
	 */
	public String getUserInput() {
		return userInput;
	}

	/**
	 * @param userInput the userInput to set
	 */
	public void setUserInput(String userInput) {
		this.userInput = userInput;
	}

}