loanserviceimpl.java

贷款实例

package loan.impl;


import loan.impl.LoanPortType;
import loan.impl.LoanType;
import loan.impl.CreateLoanResponse;
import loan.impl.ProcessLoanPaymentResponse;
import loan.impl.GetLoanResponse;
import loan.impl.GetLoan;


import java.rmi.RemoteException;

import java.util.*;


public class LoanServiceImpl implements LoanPortType {

    private HashMap loanActivity = new HashMap();


	public CreateLoanResponse createLoan(CreateLoan cl) throws java.rmi.RemoteException{

		// Create the loan

		LoanType loan = new LoanType();

		loan.setLoanNumber(cl.getLoanNumber());
		loan.setUPB(cl.getAmountUPB());
		loan.setStatus("ACTIVE");
		loan.setCreateDate((new Date()).toString());

		loanActivity.put(new Integer(loan.getLoanNumber()), loan);

        return new CreateLoanResponse(cl.getLoanNumber());
    }

	public ProcessLoanPaymentResponse processLoanPayment(ProcessLoanPayment plp) throws java.rmi.RemoteException{


		LoanType loan = (LoanType) loanActivity.get(new Integer(plp.getLoanNumber()));

		if (loan == null)
			return new ProcessLoanPaymentResponse(0);

		System.out.println("Found loan " + plp.getLoanNumber());

		// Update UPB
		loan.setUPB(loan.getUPB() - plp.getAmount());

		// Change the status if the loan is paid off
		if (loan.getUPB() == 0)
			loan.setStatus("PAIDOFF");

		loanActivity.put(new Integer(plp.getLoanNumber()), loan);

        return new ProcessLoanPaymentResponse(plp.getLoanNumber());
    }


	public GetLoanResponse getLoan(GetLoan gl) throws java.rmi.RemoteException{

		LoanType loan = (LoanType) loanActivity.get(new Integer(gl.getLoanNumber()));
		if (loan == null){
			System.out.println("===> Loan " + gl.getLoanNumber() + " not found");
		}
		return new GetLoanResponse(loan);
	}

}