org.directwebremoting.servlet.IndexHandler Maven / Gradle / Ivy

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DWR is easy Ajax for Java. It makes it simple to call Java code directly from Javascript. It gets rid of almost all the boilerplate code between the web browser and your Java code. This version 4.0.2 works with Jakarta Servlet 4.0.2.

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package org.directwebremoting.servlet;

import java.io.IOException;
import java.io.PrintWriter;

import jakarta.servlet.http.HttpServletRequest;
import jakarta.servlet.http.HttpServletResponse;

import org.directwebremoting.extend.DebugPageGenerator;
import org.directwebremoting.extend.Handler;
import org.directwebremoting.util.MimeConstants;

/**
 * A handler for requests to create a debug index page
 * @author Joe Walker [joe at getahead dot ltd dot uk]
 */
public class IndexHandler implements Handler
{
    /* (non-Javadoc)
     * @see org.directwebremoting.Handler#handle(jakarta.servlet.http.HttpServletRequest, jakarta.servlet.http.HttpServletResponse)
     */
    public void handle(HttpServletRequest request, HttpServletResponse response) throws IOException
    {
        String page = debugPageGenerator.generateIndexPage(request.getContextPath() + request.getServletPath());

        response.setContentType(MimeConstants.MIME_HTML);
        PrintWriter out = response.getWriter();
        out.print(page);
    }

    /**
     * Setter for the debug page generator
     * @param debugPageGenerator The new debug page generator
     */
    public void setDebugPageGenerator(DebugPageGenerator debugPageGenerator)
    {
        this.debugPageGenerator = debugPageGenerator;
    }

    /**
     * The bean to handle debug page requests
     */
    protected DebugPageGenerator debugPageGenerator = null;
}