import java.io.FileInputStream;
import java.io.IOException;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 * Servlet implementation class for Servlet: renderxsample
 *
 */
 public class renderxsample extends javax.servlet.http.HttpServlet implements javax.servlet.Servlet {
    /* (non-Java-doc)
	 * @see javax.servlet.http.HttpServlet#HttpServlet()
	 */
	public renderxsample() {
		super();
	}   	
	
	/* (non-Java-doc)
	 * @see javax.servlet.http.HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response)
	 */
	protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
		doPost(request,response);
	}  	
	
	/* (non-Java-doc)
	 * @see javax.servlet.http.HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response)
	 */
	protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
		renderpdf();
	}
	
	public void renderpdf(){
		try{
			System.out.println("===============inside renderpdf()==========");
	        java.util.Properties options = new java.util.Properties();
	        // Find the configuration file. If there exists a system property
	        // named com.renderx.xep.CONFIG, do nothing; otherwise, set an
	        // explicit CONFIG property in the constructor.
	        // Adjust the path to match your installation.
	        if (System.getProperty("com.renderx.xep.CONFIG") == null) {
	            options.setProperty("CONFIG", "C:\\RenderX\\XEP\\xep.xml");
	        }
	        
	        // Create an instance of XEP formatter
	        com.renderx.xep.FormatterImpl xep = null;
	        try {
	            xep = new com.renderx.xep.FormatterImpl(options);
	        }
	        catch (Exception e) {
	            System.out.println("Could not create XEP formatter: " + e.toString());
	            System.exit(1);
	        }

	        try {
			    // Create a JAXP SAXSource for the source
			    javax.xml.transform.sax.SAXSource source = null;
			    try {
				java.io.File in = new java.io.File("C:\\o2kreportsnew\\originalXMLDocumentISO.xml");
				// java.io.File.toURL() is Java 1.2+, not supported by MS JVM
				//org.xml.sax.InputSource saxsrc = new org.xml.sax.InputSource(in.toURL().toString());
				org.xml.sax.InputSource saxsrc = new org.xml.sax.InputSource(new FileInputStream(in));
				source = new javax.xml.transform.sax.SAXSource(saxsrc);
			    }
			    catch (Exception e) {
				System.out.println("Source creation failed: " + e.toString());
				System.exit(1);
			    }
	
			    // Create a transformer object
			    com.renderx.xep.FOTransformer transformer = null;
			    try {
				java.io.File in = new java.io.File("C:\\o2kreportsnew\\stylesheet_original.xsl");
				javax.xml.transform.stream.StreamSource stylesheet =
				     new javax.xml.transform.stream.StreamSource(in);
				transformer = new com.renderx.xep.FOTransformer(stylesheet, xep);
			    }
			    catch (Exception e) {
				System.out.println("Transformer creation failed: " + e.toString());
				System.exit(1);
			    }
	
			    // Open the output file
			    java.io.OutputStream outstr = null;
			    try {
			    	outstr = new java.io.BufferedOutputStream(new java.io.FileOutputStream("C:\\o2kreportsnew\\RenderXgeneratedPDF.pdf"));
			    }
			    catch (Exception e) {
				System.out.println("Could not open output file: " + e.toString());
				System.exit(1);
			    }
	
			    // Perform the transformation
			    try {
					try {
					    transformer.transform(source, new com.renderx.xep.FOTarget(outstr, "PDF"));
					}
					finally {
						outstr.close();
					}
			    }
			    catch (Exception e) {
				System.out.println("Transformation error: " + e.toString());
				System.exit(1);
			    }
	        }
	        finally {
		    xep.cleanup();
	        }
	        // Everything is OK
	        //System.exit(0);
		}catch(Exception ex){
			ex.printStackTrace();
		}
	}
	
	public static void main(String[] str){
		renderxsample sample = new renderxsample();
		sample.renderpdf();
		
	}
	
}