RenderedReport.java

package au.com.vaadinutils.jasper;

import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;

import javax.activation.DataSource;
import javax.mail.util.ByteArrayDataSource;

import au.com.vaadinutils.jasper.JasperManager.OutputFormat;

/*
 * Holds an in memory copy of a Rendered Jasper Report.
 */
public class RenderedReport
{
    private final InputStream reportBody;
    private final DataSource[] images;
    private OutputFormat exportMethod;

    RenderedReport(InputStream out, DataSource[] images, OutputFormat exportMethod)
    {
        this.reportBody = out;
        this.images = images;
        this.exportMethod = exportMethod;
    }

    public boolean isHTML()
    {
        return exportMethod == OutputFormat.HTML;
    }

    public boolean isPDF()
    {
        return exportMethod == OutputFormat.PDF;
    }

    public boolean isCsv()
    {
        return exportMethod == OutputFormat.CSV;
    }

    public String getBodyAsHtml()
    {
        InputStreamReader isr = new InputStreamReader(reportBody);
        return isr.toString();

    }

    public DataSource getBodyAsDataSource(String fileName, AttachmentType type) throws IOException
    {

        final ByteArrayDataSource body = new ByteArrayDataSource(reportBody, type.toString());
        body.setName(fileName);

        return body;
    }

    public DataSource[] getImages()
    {
        return images;
    }

    public void close() throws IOException
    {
        reportBody.close();

    }

}