openinagxtask.java

esri的ArcGIS Server超级学习模板程序（for java）

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

import com.esri.adf.web.data.tasks.TaskInfo;
import com.esri.adf.web.faces.event.TaskEvent;

import com.esri.solutions.jitk.common.resources.TextResources;
import com.esri.solutions.jitk.web.tasks.RenderControlledTask;

import org.apache.log4j.Logger;

import java.util.MissingResourceException;


/**
 * Java ADF task that exports map resources to an
 * ArcGIS Explorer .nmf file and streams it back to the client.
 *
 * <p>
 * Extends {@link RenderControlledTask} for controlling task
 * rendering.
 * </p>
 */
public class OpenInAGXTask extends RenderControlledTask {
	private static final long serialVersionUID = 8328937768947633334L;

	/**
     * {@link Logger} used to log messages for this class.
     */
    private static final Logger _logger = Logger.getLogger(OpenInAGXTask.class);

    /**
     * Reference to the {@link TaskInfo} object.
     */
    private OpenInAGXTaskInfo _taskInfo = null;

    /**
     * Message displayed to the client before exporting to
     * ArcGIS Explorer file.
     */
    private String _message = "";

	private String footerNote = null;


	/**
	 * Get footer note
	 */
	public String getFooterNote(){
		return this.footerNote;
	}
	/**
	 * Set footer note
	 */
	public void setFooterNote(String footerNote){
		this.footerNote = footerNote;
	}
    
    /**
     * Default no-args constructor.
     */
    public OpenInAGXTask() {
        _taskInfo = new OpenInAGXTaskInfo();

        try {
            _message = TextResources.getResourceString(ResourceProps.MESSAGE);
        } catch (MissingResourceException ex) {
            _logger.warn("Missing resource value for key: [" + ex.getKey() +
                "]", ex);
        }
    }

    /**
     * Requests that the task be rendered.
     *
     * @param event Java ADF {@link TaskEvent} object.
     */
    public void ok(TaskEvent event) {
        _logger.info("OK task event called");
        requestTaskRender();
    }

    /**
     * Gets a reference to the task's {@link TaskInfo} object.
     */
    public TaskInfo getTaskInfo() {
        return _taskInfo;
    }

    /**
     * Gets the message that is displayed to the client before
     * exporting to an ArcGIS Explorer file.
     *
     * @return
     */
    public String getMessage() {
        return _message;
    }
}