errorproducingtask.java

esri的ArcGIS Server超级学习模板程序（for java）

package com.esri.solutions.jitk.web.tasks;

import com.esri.solutions.jitk.common.resources.TextResources;
import com.esri.solutions.jitk.web.error.DefaultError;
import com.esri.solutions.jitk.web.error.IErrorProducer;
import com.esri.solutions.jitk.web.error.IErrorProducerAware;

/**
 * Base class for tasks that report error message to user display
 *
 */
public class ErrorProducingTask implements IErrorProducerAware {
	protected IErrorProducer _errorProducer = null;
	
	public void setErrorProducer(IErrorProducer errorProducer) {
		_errorProducer = errorProducer;
	}

	public IErrorProducer getErrorProducer() {
		return _errorProducer;
	}

	public void renderMessage(String message) {
		renderMessage(message, messageType.ERROR);
	}
	
	public void renderMessage(String message, messageType messageType) {
		DefaultError error = new DefaultError();
		error.setCode(messageType.toString());
		error.setMessage(message);
		_errorProducer.push(error);	
	}

	public void renderMessage(String message, Exception ex) {
		DefaultError error = new DefaultError();
		error.setMessage(message + "\n\n" + ex.getMessage());
		_errorProducer.push(error);	
	}
	
	public void renderResourceMessage(String resourceKey) {		
		renderResourceMessage(resourceKey, messageType.ERROR);
	}
	
	public void renderResourceMessage(String resourceKey, messageType messageType) {		
		String message = TextResources.getResourceString(resourceKey);
		renderMessage(message, messageType);
	}
	
	public void renderResourceMessage(String resourceKey, Exception ex) {
		String message = TextResources.getResourceString(resourceKey);
		message += "" + ex.getMessage();
		renderMessage(message);
	}		

	public void renderResourceMessage(String resourceKey, Throwable th) {
		String message = TextResources.getResourceString(resourceKey);
		message += "" + th.getCause().getMessage();
		renderMessage(message);
	}
	
	public void renderExceptionMessage(Exception ex) {
		String msg = TextResources.getResourceString("task.ui.error.unexpectedErrorOperationAborted");
		renderMessage(msg, ex);
	}
	
}