LoanProductBuilder.java example

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/*
 * Copyright (c) 2005-2011 Grameen Foundation USA
 * All rights reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
 * implied. See the License for the specific language governing
 * permissions and limitations under the License.
 *
 * See also http://www.apache.org/licenses/LICENSE-2.0.html for an
 * explanation of the license and how it is applied.
 */
package org.mifos.domain.builders;

import java.util.Date;

import org.joda.time.DateTime;
import org.mifos.accounts.financial.business.GLCodeEntity;
import org.mifos.accounts.productdefinition.business.GracePeriodTypeEntity;
import org.mifos.accounts.productdefinition.business.LoanAmountSameForAllLoanBO;
import org.mifos.accounts.productdefinition.business.LoanOfferingBO;
import org.mifos.accounts.productdefinition.business.NoOfInstallSameForAllLoanBO;
import org.mifos.accounts.productdefinition.business.PrdOfferingMeetingEntity;
import org.mifos.accounts.productdefinition.business.PrdStatusEntity;
import org.mifos.accounts.productdefinition.business.ProductCategoryBO;
import org.mifos.accounts.productdefinition.util.helpers.ApplicableTo;
import org.mifos.accounts.productdefinition.util.helpers.GraceType;
import org.mifos.accounts.productdefinition.util.helpers.InterestType;
import org.mifos.accounts.productdefinition.util.helpers.PrdStatus;
import org.mifos.application.meeting.business.MeetingBO;
import org.mifos.application.meeting.util.helpers.MeetingType;
import org.mifos.framework.TestUtils;
import org.mifos.framework.hibernate.helper.StaticHibernateUtil;
import org.mifos.framework.util.helpers.Constants;

/**
 *
 */
public class LoanProductBuilder {

    // PRD_OFFERING FIELDS
    private String globalProductNumber = "ZZZZZ-1111";
    private Date startDate = new DateTime().minusDays(14).toDate();
    private String name = "testLoanProduct";
    private String shortName = "TLP1";

    private final Date createdDate = new DateTime().minusDays(14).toDate();
    private final Short createdByUserId = TestUtils.makeUserWithLocales().getId();

    private final GLCodeEntity depositGLCode = new GLCodeEntity(Short.valueOf("1"), "10000");
    private final GLCodeEntity interesetGLCode = new GLCodeEntity(Short.valueOf("2"), "11000");

    private ApplicableTo applicableToCustomer = ApplicableTo.GROUPS;

    private ProductCategoryBO category = new ProductCategoryBO(Short.valueOf("1"), "testXX");
    private GraceType graceType = GraceType.NONE;
    private MeetingBO meeting;

    // loan specific
    private final InterestType interestType = InterestType.FLAT;
    private final Double minInterestRate = Double.valueOf("0.0");
    private final Double maxInterestRate = Double.valueOf("5.0");
    private Double defaultInterestRate = Double.valueOf("3.0");
    private final Short interestPaidAtDisbursement = Constants.NO;
    private final Short principalDueLastInstallment = Constants.NO;
    private PrdStatus productStatus = PrdStatus.LOAN_ACTIVE;
    private PrdStatusEntity productStatusEntity;

    private Boolean useLoanAmountSameForAllLoans = true;
    private Boolean useNoOfInstallSameForAllLoans = true;

    public LoanOfferingBO buildForUnitTests() {

        LoanOfferingBO loanProduct = build();

        return loanProduct;
    }

    private LoanOfferingBO build() {

        final LoanOfferingBO loanProduct = new LoanOfferingBO(depositGLCode, interesetGLCode, interestType,
                minInterestRate, maxInterestRate, defaultInterestRate, interestPaidAtDisbursement,
                principalDueLastInstallment, name, shortName, globalProductNumber, startDate, applicableToCustomer,
                category, productStatusEntity, createdDate, createdByUserId);

        if (useLoanAmountSameForAllLoans) {
            final Double minLoanAmount = Double.valueOf("100.0");
            final Double maxLoanAmount = Double.valueOf("100000.0");
            final Double defaultLoanAmount = Double.valueOf("1000.0");
            loanProduct.setLoanAmountSameForAllLoan(new LoanAmountSameForAllLoanBO(minLoanAmount, maxLoanAmount,
                    defaultLoanAmount, loanProduct));
        }
        if (useNoOfInstallSameForAllLoans) {
            final Short minNoOfInstallmentsForLoan = Short.valueOf("1");
            final Short maxNoOfInstallmentsForLoan = Short.valueOf("11");
            final Short defaultNoOfInstallmentsForLoan = Short.valueOf("6");
            loanProduct.setNoOfInstallSameForAllLoan(new NoOfInstallSameForAllLoanBO(minNoOfInstallmentsForLoan,
                    maxNoOfInstallmentsForLoan, defaultNoOfInstallmentsForLoan, loanProduct));
        }

        loanProduct.setGracePeriodType(new GracePeriodTypeEntity(graceType));
        loanProduct.setLoanOfferingMeeting(new PrdOfferingMeetingEntity(meeting, loanProduct,
                MeetingType.LOAN_INSTALLMENT));

        return loanProduct;
    }

    public LoanOfferingBO buildForIntegrationTests() {

        category = (ProductCategoryBO) StaticHibernateUtil.getSessionTL().get(ProductCategoryBO.class,
                Short.valueOf("2"));

        productStatusEntity = (PrdStatusEntity) StaticHibernateUtil.getSessionTL().get(PrdStatusEntity.class,
                this.productStatus.getValue());

        LoanOfferingBO loanProduct = build();

        return loanProduct;
    }

    public LoanProductBuilder active() {
        this.productStatus = PrdStatus.LOAN_ACTIVE;
        return this;
    }

    public LoanProductBuilder inActive() {
        this.productStatus = PrdStatus.LOAN_INACTIVE;
        return this;
    }

    public LoanProductBuilder appliesToCentersOnly() {
        this.applicableToCustomer = ApplicableTo.CENTERS;
        return this;
    }

    public LoanProductBuilder appliesToGroupsOnly() {
        this.applicableToCustomer = ApplicableTo.GROUPS;
        return this;
    }

    public LoanProductBuilder appliesToClientsOnly() {
        this.applicableToCustomer = ApplicableTo.CLIENTS;
        return this;
    }

    public LoanProductBuilder withGlobalProductNumber(final String withGlobalProductNumber) {
        this.globalProductNumber = withGlobalProductNumber;
        return this;
    }

    public LoanProductBuilder withGraceType(final GraceType graceType) {
        this.graceType = graceType;
        return this;
    }

    public LoanProductBuilder withMeeting(final MeetingBO meeting) {
        this.meeting = meeting;
        return this;
    }

    public LoanProductBuilder withName(final String withName) {
        this.name = withName;
        return this;
    }

    public LoanProductBuilder withShortName(final String withShortName) {
        this.shortName = withShortName;
        return this;
    }

    public LoanProductBuilder withStartDate(DateTime withStartDate) {
        this.startDate = withStartDate.toDate();
        return this;
    }

    public LoanProductBuilder withDefaultInterest(double withDefaultInterestRate) {
        this.defaultInterestRate = withDefaultInterestRate;
        return this;
    }

    public LoanProductBuilder withoutLoanAmountSameForAllLoans() {
        this.useLoanAmountSameForAllLoans = false;
        return this;
    }

    public LoanProductBuilder withoutNoInstallSameForAllLoans() {
        this.useNoOfInstallSameForAllLoans = false;
        return this;
    }
}