java bean

* To change this template, choose Tools | Templates * and open the template in the editor. */

package com.perficient.rms.bean.managedbean;

import com.icesoft.faces.component.ext.RowSelectorEvent; import com.icesoft.faces.context.ByteArrayResource; import com.icesoft.faces.context.Resource;

import com.perficient.rms.domain.ContractTemplate; import com.perficient.rms.service.ContractTemplateService; import com.perficient.rms.service.impl.ServiceFactory; import com.perficient.rms.util.DateConverter; import java.io.ByteArrayInputStream; import java.io.ByteArrayOutputStream; import java.io.IOException; import java.io.InputStream; import java.io.Serializable; import java.util.Date; import java.util.List; import java.util.TimeZone;

import javax.faces.context.ExternalContext; import javax.faces.context.FacesContext; import javax.faces.convert.DateTimeConverter; import javax.faces.model.DataModel;

import javax.faces.model.ListDataModel; /** *

* @author paul.fang */

public class ContractTemplateDownloadBean extends PortletSessionManager {

private String[] columnNames = {\"Template\\"Comment\

private ContractTemplateService templateService;

private DateTimeConverter converter;

private String attribute_row;

private String attribute_name;

private String download_link;

private Resource download_link_resource;

private String fileName;

public String getFileName() {

return fileName; }

public void setFileName(String fileName) { this.fileName = fileName; }

public String getDownload_link() { return download_link; }

public void setDownload_link(String download_link) { this.download_link = download_link; }

public Resource getDownload_link_resource() { return download_link_resource; }

public void setDownload_link_resource(Resource download_link_resource) { this.download_link_resource = download_link_resource; }

public ContractTemplateDownloadBean() throws IOException { templateService = ServiceFactory.getContractTemplateService();

converter = new DateConverter(); converter.setPattern(\"yyyy-MM-dd\");

converter.setTimeZone(TimeZone.getDefault()); }

public String[] getColumnNames() { return columnNames; }

public DataModel getDataModel() { List templateList;

String template_name = (String) this.getApplicationAttribute(attribute_name); if (template_name == null) {

templateList = templateService.getAllTemplate(); } else {

templateList = templateService.getTemplateByName(template_name); }

return new ListDataModel(templateList); }

public void rowSelection(RowSelectorEvent selectorEvent) throws IOException { int rowIndex = selectorEvent.getRow(); DataModel dataModel = getDataModel(); dataModel.setRowIndex(rowIndex);

ContractTemplate template = (ContractTemplate) dataModel.getRowData(); download_link=template.getTemplatePath(); fileName=template.getTemplateName()+\".doc\"; FacesContext fc=FacesContext.getCurrentInstance(); ExternalContext ec=fc.getExternalContext(); if(download_link==null) {

System.out.print(\"No data\"); } else {

download_link_resource=new MyResource(ec, fileName, download_link); }

this.setApplicationAttribute(attribute_row, template); this.renderSessionGroup(); }

public DateTimeConverter getConverter() { return converter; }

public void setAttribute_name(String attribute_name) { this.attribute_name = attribute_name; }

public void setAttribute_row(String attribute_row) { this.attribute_row = attribute_row; }

public String getAttribute_name() { return attribute_name; }

public String getAttribute_row() { return attribute_row; }

class MyResource implements Resource, Serializable{ private String resourceName; private InputStream inputStream; private final Date lastModified; private ExternalContext extContext; private String path;

public MyResource(ExternalContext ec, String resourceName, String path) { this.extContext = ec;

this.resourceName = resourceName; this.lastModified = new Date(); this.path = path;

}

public InputStream open() throws IOException { if (inputStream == null) {

InputStream stream = extContext.getResourceAsStream(path); byte[] byteArray = toByteArray(stream);

inputStream = new ByteArrayInputStream(byteArray); }

return inputStream; }

public byte[] toByteArray(InputStream input) {

ByteArrayOutputStream output=new ByteArrayOutputStream(); byte[]buf=new byte[4096]; int len=0; try {

while((len=input.read(buf))>-1) output.write(buf,0,len); }

catch(Exception e) { }

return output.toByteArray(); }

public String calculateDigest() { return resourceName; }

public Date lastModified() { return lastModified; }

public void withOptions(Options arg0) throws IOException { } } }

resource=\"#{contractTemplateDownload.download_link_resource}\" shared=\"false\"/>