ودا الكود الل فى لbean

package view;

import java.io.ByteArrayOutputStream;

import java.io.InputStream;

 

import java.sql.Connection;

 

import java.util.HashMap;

import java.util.Map;

 

import javax.faces.context.FacesContext;

 

import javax.naming.Context;

import javax.naming.InitialContext;

 

import javax.servlet.ServletContext;

import javax.servlet.ServletOutputStream;

import javax.servlet.http.HttpServletResponse;

 

import javax.sql.DataSource;

 

import net.sf.jasperreports.engine.JasperExportManager;

import net.sf.jasperreports.engine.JasperFillManager;

import net.sf.jasperreports.engine.JasperPrint;

import net.sf.jasperreports.engine.JasperReport;

import net.sf.jasperreports.engine.type.WhenNoDataTypeEnum;

import net.sf.jasperreports.engine.util.JRLoader;

 

import oracle.adf.model.BindingContext;

 

import oracle.adf.model.binding.DCIteratorBinding;

 

import oracle.binding.BindingContainer;

 

 

public class beanmawred {

    public beanmawred() {

    }

    public BindingContainer getBindings() {

        return BindingContext.getCurrent().getCurrentBindingsEntry();

    }

 

    public Connection getDataSourceConnection(String dataSourceName) throws Exception {

        Context ctx = new InitialContext();

        DataSource ds = (DataSource) ctx.lookup(dataSourceName);

        return ds.getConnection();

    }

 

    private Connection getConnection() throws Exception {

        return getDataSourceConnection("jdbc/HrXEDSak"); // use datasourse in your application

    }

 

    public ServletContext getContext() {

        return (ServletContext) getFacesContext().getExternalContext().getContext();

    }

 

    public HttpServletResponse getResponse() {

        return (HttpServletResponse) getFacesContext().getExternalContext().getResponse();

    }

 

    public static FacesContext getFacesContext() {

        return FacesContext.getCurrentInstance();

    }

 

    public void runReport(String repPath, java.util.Map param) throws Exception {

        Connection conn = null;

        try {

            HttpServletResponse response = getResponse();

            ServletOutputStream out = response.getOutputStream();

            response.setHeader("Cache-Control", "max-age=0");

            response.setContentType("application/pdf");

            response.setHeader("Content-Disposition", "attachement; filename=\"ReportFile.pdf\"");

            ServletContext context = getContext();

            InputStream fs =

                context.getResourceAsStream("/reports/" +

                                            repPath); //we will put the report under folder "reports" under Web Content

           // System.err.println("fs:"+fs);

            

            JasperReport template = (JasperReport) JRLoader.loadObject(fs);

            template.setWhenNoDataType(WhenNoDataTypeEnum.ALL_SECTIONS_NO_DETAIL);

            conn = getConnection();

            JasperPrint print = JasperFillManager.fillReport(template, param, conn);

            ByteArrayOutputStream baos = new ByteArrayOutputStream();

            JasperExportManager.exportReportToPdfStream(print, baos);

            out.write(baos.toByteArray());

            out.flush();

            out.close();

            FacesContext.getCurrentInstance().responseComplete();

        } catch (Exception jex) {

            System.out.println(jex.toString());

            jex.printStackTrace();

        } finally {

            close(conn);

        }

    }

 

    //@SuppressWarnings("oracle.jdeveloper.java.insufficient-catch-block")

    public void close(Connection con) {

        if (con != null) {

            try {

                con.close();

            } catch (Exception e) {

            }

        }

    }

 

    public String mawred_print_action() {

        // Add event code here...

        

        DCIteratorBinding empIter = (DCIteratorBinding) getBindings().get("collection1Iterator");

        String empId = empIter.getCurrentRow().getAttribute("EmpConstantNo").toString();

        Map m = new HashMap();

          m.put("id", empId);

        try {

            runReport("report1.jasper", m);

            System.err.println("ConstantNo    "+empId);

        } catch (Exception e) {

            System.out.println(e.toString());

        }

        return null;

    }

}

 

على خصائص الزرار          partialSubmit="false"

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