action.ImageResult.java Source code

Introduction

Here is the source code for action.ImageResult.java

Source

/*
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package action;

import com.opensymphony.xwork2.ActionInvocation;
import com.opensymphony.xwork2.ActionSupport;
import com.opensymphony.xwork2.Result;
import hibdao.ProductDao;
import hibernate.Product;
import java.io.BufferedOutputStream;
import java.io.IOException;
import java.io.OutputStream;
import javax.servlet.ServletOutputStream;
import javax.servlet.http.HttpServletResponse;
import org.apache.struts2.ServletActionContext;
import org.jfree.chart.ChartUtilities;
import org.jfree.chart.JFreeChart;

/**
 *
 * @author Anand
 */
public class ImageResult implements Result {
    private String productId;

    public String getProductId() {
        return productId;
    }

    public void setProductId(String productId) {
        this.productId = productId;
    }

    public void execute(ActionInvocation invocation) throws IOException {
        ImageAction action = (ImageAction) invocation.getAction();
        HttpServletResponse response = ServletActionContext.getResponse();
        ServletOutputStream sos = response.getOutputStream();
        BufferedOutputStream output = null;
        byte[] imgBytes = action.getCustomImageInBytes();
        System.out.println("imgBytes--->" + imgBytes.toString());

        response.reset();
        response.setBufferSize(10240);
        response.setContentType("image/png");
        response.setContentLength(action.getCustomImageInBytes().length);
        response.setHeader("Content-Disposition", "inline; filename=\"sss\"");
        //response.getOutputStream().write(action.getCustomImageInBytes());
        // response.getOutputStream().flush();
        try {
            output = new BufferedOutputStream(response.getOutputStream(), 10240);
            output.write(imgBytes);
        } finally {
            // Gently close streams.
            if (output != null) {
                try {
                    output.close();
                } catch (IOException e) {
                    e.printStackTrace();
                }
            }
        }
    }
    //    
    //    public void showChart(ActionInvocation invocation) throws IOException{
    //        
    //        ImageAction action = (ImageAction) invocation.getAction();
    //HttpServletResponse response = ServletActionContext.getResponse();
    //
    //
    //      response.setContentType("image/png");
    //
    //      OutputStream outputStream = response.getOutputStream();
    //
    //      JFreeChart chart = action.getChart();
    //      int width = 500;
    //      int height = 350;
    //      ChartUtilities.writeChartAsPNG(outputStream, chart, width, height);
    //    }

}