import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import org.apache.commons.io.FilenameUtils;
import org.apache.poi.hssf.usermodel.HSSFSheet;
import org.apache.poi.hssf.usermodel.HSSFWorkbook;
import org.apache.poi.ss.usermodel.Cell;
import org.apache.poi.ss.usermodel.Row;
import org.apache.poi.xssf.usermodel.XSSFSheet;
import org.apache.poi.xssf.usermodel.XSSFWorkbook;
public class SampleExcel {
public static void main(String...ar) {
List<SampleBO> list=new ArrayList<SampleBO>();
try {
File fileName=new File("d:\\employeeInfo123.xls");
FileInputStream file = new FileInputStream(fileName);
System.out.println("path"+fileName.getPath());
String fileExt=FilenameUtils.getExtension(fileName.getPath());
System.out.println(fileExt);
if(fileExt.equals("xls")){
System.out.println("Excel 97-2003 format");
HSSFWorkbook workbook = new HSSFWorkbook(file);
HSSFSheet sheet = workbook.getSheetAt(0);
Iterator<Row> rowIterator = sheet.iterator();
while(rowIterator.hasNext()) {
Row row = rowIterator.next();
Iterator<Cell> cellIterator = row.cellIterator();
SampleBO bo=new SampleBO();
int columnCount=1;
String columns="";
while(cellIterator.hasNext()) {
Cell cell = cellIterator.next();
if(columnCount==1){
bo.setEid(cell.getNumericCellValue());
}
if(columnCount==2){
bo.setFname(cell.getStringCellValue());
}
if(columnCount==3){
bo.setMname(cell.getStringCellValue());
}
if(columnCount==4){
bo.setLname(cell.getStringCellValue());
}
columnCount++;
}
list.add(bo);
System.out.println("");
}
for(SampleBO bean:list)
{
System.out.println(" Name is: "+bean.getEid());
System.out.println(" Name is: "+bean.getFname());
System.out.println(" Name is: "+bean.getMname());
System.out.println(" Name is: "+bean.getLname());
}
System.out.println("list size\t"+list.size());
file.close();
FileOutputStream out = new FileOutputStream(new File("d:\\employeeInfoOutput.xls"));
workbook.write(out);
out.close();
}
else{
System.out.println("Excel 2007+ format");
XSSFWorkbook workbook = new XSSFWorkbook(file);
XSSFSheet sheet = workbook.getSheetAt(0);
Iterator<Row> rowIterator = sheet.iterator();
while(rowIterator.hasNext()) {
Row row = rowIterator.next();
Iterator<Cell> cellIterator = row.cellIterator();
while(cellIterator.hasNext()) {
Cell cell = cellIterator.next();
switch(cell.getCellType()) {
case Cell.CELL_TYPE_BOOLEAN:
System.out.print(cell.getBooleanCellValue() + "\t\t");
break;
case Cell.CELL_TYPE_NUMERIC:
System.out.print(cell.getNumericCellValue() + "\t\t");
break;
case Cell.CELL_TYPE_STRING:
System.out.print(cell.getStringCellValue() + "\t\t");
break;
}
}
System.out.println("");
}
file.close();
FileOutputStream out = new FileOutputStream(new File("d:\\employeeInfoOutput.xlsx"));
workbook.write(out);
out.close();
}
} catch (FileNotFoundException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
}
SampleDAO dd = new SampleDAO();
dd.insertData(list);
}
}
SampleBO.java
public class SampleBO {
private double eid;
private String fname,mname,lname;
public SampleBO(){
this.eid =eid;
this.fname =fname;
this.mname = mname;
this.lname = lname;
}
public double getEid() {
return eid;
}
public void setEid(double eid) {
this.eid = eid;
}
public String getFname() {
return fname;
}
public void setFname(String fname) {
this.fname = fname;
}
public String getMname() {
return mname;
}
public void setMname(String mname) {
this.mname = mname;
}
public String getLname() {
return lname;
}
public void setLname(String lname) {
this.lname = lname;
}
}
SampleDAO.java
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;
import java.util.List;
public class SampleDAO {
public String insertData(List<SampleBO> ss){
String result ="Error".toLowerCase();
System.out.println("Enter the SampleDAO#############");
Connection con=getConnections();
Statement st = null;
for(SampleBO s : ss){
String sql ="INSERT INTO `sample` (`eid`, `fname`, `mname`, `lname`) VALUES ("+s.getEid()+", '"+s.getFname()+"', '"+s.getMname()+"', '"+s.getLname()+"')";
System.out.println("Insert query is :"+sql);
try {
st=con.createStatement();
st.executeUpdate(sql);
} catch (SQLException e) {
// TODO Auto-generated catch block
if(!e.getMessage().contains("eidAlreadyExisted"))
{
e.printStackTrace();
}
}
}
return result;
}
public Connection getConnections()
{
System.out.println("-------- MySQL JDBC Connection Testing ------------");
try {
Class.forName("com.mysql.jdbc.Driver");
} catch (ClassNotFoundException e) {
System.out.println("Where is your MySQL JDBC Driver?");
e.printStackTrace();
}
System.out.println("MySQL JDBC Driver Registered!");
Connection connection = null;
try {
connection = DriverManager
.getConnection("jdbc:mysql://localhost:3306/test","root", "root");
} catch (SQLException e) {
System.out.println("Connection Failed! Check output console");
e.printStackTrace();
}
if (connection != null) {
System.out.println("Data base is connected");
} else {
System.out.println("Failed to make connection!");
}
return connection;
}
/*public static void main(String[] argv) {
System.out.println("-------- MySQL JDBC Connection Testing ------------");
try {
Class.forName("com.mysql.jdbc.Driver");
} catch (ClassNotFoundException e) {
System.out.println("Where is your MySQL JDBC Driver?");
e.printStackTrace();
return;
}
System.out.println("MySQL JDBC Driver Registered!");
Connection connection = null;
try {
connection = DriverManager
.getConnection("jdbc:mysql://localhost:3306/test","root", "root");
} catch (SQLException e) {
System.out.println("Connection Failed! Check output console");
e.printStackTrace();
return;
}
if (connection != null) {
System.out.println("Data base is connected");
} else {
System.out.println("Failed to make connection!");
}
}
*/
}
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import org.apache.commons.io.FilenameUtils;
import org.apache.poi.hssf.usermodel.HSSFSheet;
import org.apache.poi.hssf.usermodel.HSSFWorkbook;
import org.apache.poi.ss.usermodel.Cell;
import org.apache.poi.ss.usermodel.Row;
import org.apache.poi.xssf.usermodel.XSSFSheet;
import org.apache.poi.xssf.usermodel.XSSFWorkbook;
public class SampleExcel {
public static void main(String...ar) {
List<SampleBO> list=new ArrayList<SampleBO>();
try {
File fileName=new File("d:\\employeeInfo123.xls");
FileInputStream file = new FileInputStream(fileName);
System.out.println("path"+fileName.getPath());
String fileExt=FilenameUtils.getExtension(fileName.getPath());
System.out.println(fileExt);
if(fileExt.equals("xls")){
System.out.println("Excel 97-2003 format");
HSSFWorkbook workbook = new HSSFWorkbook(file);
HSSFSheet sheet = workbook.getSheetAt(0);
Iterator<Row> rowIterator = sheet.iterator();
while(rowIterator.hasNext()) {
Row row = rowIterator.next();
Iterator<Cell> cellIterator = row.cellIterator();
SampleBO bo=new SampleBO();
int columnCount=1;
String columns="";
while(cellIterator.hasNext()) {
Cell cell = cellIterator.next();
if(columnCount==1){
bo.setEid(cell.getNumericCellValue());
}
if(columnCount==2){
bo.setFname(cell.getStringCellValue());
}
if(columnCount==3){
bo.setMname(cell.getStringCellValue());
}
if(columnCount==4){
bo.setLname(cell.getStringCellValue());
}
columnCount++;
}
list.add(bo);
System.out.println("");
}
for(SampleBO bean:list)
{
System.out.println(" Name is: "+bean.getEid());
System.out.println(" Name is: "+bean.getFname());
System.out.println(" Name is: "+bean.getMname());
System.out.println(" Name is: "+bean.getLname());
}
System.out.println("list size\t"+list.size());
file.close();
FileOutputStream out = new FileOutputStream(new File("d:\\employeeInfoOutput.xls"));
workbook.write(out);
out.close();
}
else{
System.out.println("Excel 2007+ format");
XSSFWorkbook workbook = new XSSFWorkbook(file);
XSSFSheet sheet = workbook.getSheetAt(0);
Iterator<Row> rowIterator = sheet.iterator();
while(rowIterator.hasNext()) {
Row row = rowIterator.next();
Iterator<Cell> cellIterator = row.cellIterator();
while(cellIterator.hasNext()) {
Cell cell = cellIterator.next();
switch(cell.getCellType()) {
case Cell.CELL_TYPE_BOOLEAN:
System.out.print(cell.getBooleanCellValue() + "\t\t");
break;
case Cell.CELL_TYPE_NUMERIC:
System.out.print(cell.getNumericCellValue() + "\t\t");
break;
case Cell.CELL_TYPE_STRING:
System.out.print(cell.getStringCellValue() + "\t\t");
break;
}
}
System.out.println("");
}
file.close();
FileOutputStream out = new FileOutputStream(new File("d:\\employeeInfoOutput.xlsx"));
workbook.write(out);
out.close();
}
} catch (FileNotFoundException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
}
SampleDAO dd = new SampleDAO();
dd.insertData(list);
}
}
SampleBO.java
public class SampleBO {
private double eid;
private String fname,mname,lname;
public SampleBO(){
this.eid =eid;
this.fname =fname;
this.mname = mname;
this.lname = lname;
}
public double getEid() {
return eid;
}
public void setEid(double eid) {
this.eid = eid;
}
public String getFname() {
return fname;
}
public void setFname(String fname) {
this.fname = fname;
}
public String getMname() {
return mname;
}
public void setMname(String mname) {
this.mname = mname;
}
public String getLname() {
return lname;
}
public void setLname(String lname) {
this.lname = lname;
}
}
SampleDAO.java
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;
import java.util.List;
public class SampleDAO {
public String insertData(List<SampleBO> ss){
String result ="Error".toLowerCase();
System.out.println("Enter the SampleDAO#############");
Connection con=getConnections();
Statement st = null;
for(SampleBO s : ss){
String sql ="INSERT INTO `sample` (`eid`, `fname`, `mname`, `lname`) VALUES ("+s.getEid()+", '"+s.getFname()+"', '"+s.getMname()+"', '"+s.getLname()+"')";
System.out.println("Insert query is :"+sql);
try {
st=con.createStatement();
st.executeUpdate(sql);
} catch (SQLException e) {
// TODO Auto-generated catch block
if(!e.getMessage().contains("eidAlreadyExisted"))
{
e.printStackTrace();
}
}
}
return result;
}
public Connection getConnections()
{
System.out.println("-------- MySQL JDBC Connection Testing ------------");
try {
Class.forName("com.mysql.jdbc.Driver");
} catch (ClassNotFoundException e) {
System.out.println("Where is your MySQL JDBC Driver?");
e.printStackTrace();
}
System.out.println("MySQL JDBC Driver Registered!");
Connection connection = null;
try {
connection = DriverManager
.getConnection("jdbc:mysql://localhost:3306/test","root", "root");
} catch (SQLException e) {
System.out.println("Connection Failed! Check output console");
e.printStackTrace();
}
if (connection != null) {
System.out.println("Data base is connected");
} else {
System.out.println("Failed to make connection!");
}
return connection;
}
/*public static void main(String[] argv) {
System.out.println("-------- MySQL JDBC Connection Testing ------------");
try {
Class.forName("com.mysql.jdbc.Driver");
} catch (ClassNotFoundException e) {
System.out.println("Where is your MySQL JDBC Driver?");
e.printStackTrace();
return;
}
System.out.println("MySQL JDBC Driver Registered!");
Connection connection = null;
try {
connection = DriverManager
.getConnection("jdbc:mysql://localhost:3306/test","root", "root");
} catch (SQLException e) {
System.out.println("Connection Failed! Check output console");
e.printStackTrace();
return;
}
if (connection != null) {
System.out.println("Data base is connected");
} else {
System.out.println("Failed to make connection!");
}
}
*/
}
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