Rejection.java

package validation;

import java.io.BufferedWriter;
import java.io.FileWriter;
import java.io.IOException;
import java.sql.Connection;
import java.sql.SQLException;

import java.util.TreeSet;

//import connection.ConnectionI;
//import connection.OracleConnection;
import daoOperation.InsertDao;
import daoOperation.InsertToDb;
import entityPojo_customer.Customer;

public class Rejection {

	ValidationI vm = new ValidateMethods();


	public void recordLevel(String server, String str, Customer customer) {
		InsertDao dao = new InsertToDb();
	 TreeSet<String> set=dao.fetch_customer_code();
		boolean code = vm.validCustomerCode(customer, set);
		set.add(customer.getCustomer_code());

		boolean name = vm.validCustomerName(customer);

		boolean pinCode = vm.validPinCode(customer);

		boolean record = vm.validRecordStatus(customer);

		boolean flag = vm.validFlag(customer);

		boolean email = vm.validEmail(customer);

		Connection conn = dao.connection();
		if (code && name && record && pinCode && flag && email) {
			int rowsAffected = dao.inputbd(server, customer, conn);

			if (rowsAffected > 0)
				System.out.println("done");

			else
				System.out.println("Some error ocuured");

			try {
				conn.commit();
			} catch (SQLException e) {
				e.printStackTrace();
			}
		} 
		else {
			BufferedWriter bw = null;
			try {
				System.out.println("nhi aa rhe ");
				FileWriter fw = new FileWriter("d:/errorLogFil.txt");
				bw = new BufferedWriter(fw);
				bw.write(str);
				bw.newLine();
				bw.flush();
			} catch (IOException e) {
				e.printStackTrace();
			}

		}
	}

	public void fileLevel(String server, String str, Customer customer) {
		InsertDao dao = new InsertToDb();
		TreeSet<String> set=dao.fetch_customer_code();
		boolean code = vm.validCustomerCode(customer, set);
		set.add(customer.getCustomer_code());
		boolean name = vm.validCustomerName(customer);

		boolean pinCode = vm.validPinCode(customer);

		boolean record = vm.validRecordStatus(customer);

		boolean flag = vm.validFlag(customer);

		boolean email = vm.validEmail(customer);

		Connection conn = dao.connection();

		if (code && name && record && pinCode && flag && email) {
			int rowsAffected = dao.inputbd(server, customer, conn);
			try {
				conn.commit();
			} catch (SQLException e) {
				// TODO Auto-generated catch block
				e.printStackTrace();
			}

			if (rowsAffected > 0)
				System.out.println("done");
			else
				System.out.println("Some error ocuured");
		} 
		else {
			try {
				System.out.println("rollback");
				FileWriter fw = new FileWriter("//C:/Users/temp/Desktop/errorfile.txt");
				BufferedWriter bw = new BufferedWriter(fw);
				bw.append(str);
				bw.newLine();
				bw.flush();
				conn.rollback();
				

			} catch (Exception e) {
				e.printStackTrace();
			}

		}
	}
}

ValidateMethods.java

package validation;

import java.util.HashSet;
import java.util.TreeSet;
import java.util.regex.Pattern;

import entityPojo_customer.Customer;

public class ValidateMethods implements ValidationI {

	@Override
	public boolean validCustomerCode(Customer customer, TreeSet<String> set) {
		if (customer.getCustomer_code().length() > 10) {
			return false;
		} else {
			if (customer.getCustomer_code().equals("")) {
				return false;
			}

			else if (set.contains(customer.getCustomer_code())) {
				return false;
			}
		}

		return true;

	}

	@Override
	public boolean validCustomerName(Customer customer) {
		if (customer.getCustomer_name().length() > 30) {
			return false;
		} else {
			char[] arr = new char[40];
			// int count=0;

			arr = customer.getCustomer_name().toCharArray();
			for (int i = 0; i < customer.getCustomer_name().length(); i++) {
				int k = (int) arr[i];
				if ((k > 47 && k < 58) || (k > 64 && k < 91) || (k > 96 && k < 123) || k == 32) {
					// count++;
				} else
					return false;
			}
		}
		return true;

	}

	@Override
	public boolean validPinCode(Customer customer) {
		int length = String.valueOf(customer.getCustomer_pinCode()).length();
		if (length == 6)
			return true;
		else
			return false;
	}

	@Override
	public boolean validEmail(Customer customer) {

		String emailRegex = "^[a-zA-Z0-9_+&*-]+(?:\\." + "[a-zA-Z0-9_+&*-]+)*@" + "(?:[a-zA-Z0-9-]+\\.)+[a-z"
				+ "A-Z]{2,7}$";
		Pattern pat = Pattern.compile(emailRegex);
		if (customer.getEmail_address().equals(""))
			return false;
		else
			return pat.matcher(customer.getEmail_address()).matches();
	}

	@Override
	public boolean validRecordStatus(Customer customer) {
		if (customer.getRecord_status().equalsIgnoreCase("N") || customer.getRecord_status().equalsIgnoreCase("M")
				|| customer.getRecord_status().equalsIgnoreCase("D")
				|| customer.getRecord_status().equalsIgnoreCase("A")
				|| customer.getRecord_status().equalsIgnoreCase("R"))
			return true;
		else
			return false;
	}

	@Override
	public boolean validFlag(Customer customer) {
		if (customer.getActive_inactiveFlag().equalsIgnoreCase("a")
				|| customer.getRecord_status().equalsIgnoreCase("I"))
			return true;
		else
			return false;
	}

}

ValidationI.java

package validation;


import java.util.TreeSet;

import entityPojo_customer.Customer;

public interface ValidationI {

	public boolean validCustomerCode(Customer customer, TreeSet<String> set);

	public boolean validCustomerName(Customer customer);

	public boolean validPinCode(Customer customer);

	public boolean validEmail(Customer customer);

	public boolean validRecordStatus(Customer customer);

	public boolean validFlag(Customer customer);

}