StudentAction.java

Source Code‎ > ‎src‎ > ‎in.co.sunrays.proj1‎ > ‎action‎ > ‎

package in.co.sunrays.proj1.action;

import in.co.sunrays.proj1.dto.CollegeDTO;
import in.co.sunrays.proj1.dto.StudentDTO;
import in.co.sunrays.proj1.exception.ApplicationException;
import in.co.sunrays.proj1.exception.DuplicateRecordException;
import in.co.sunrays.proj1.service.CollegeServiceInt;
import in.co.sunrays.proj1.service.StudentServiceInt;

import java.util.Date;
import java.util.List;

import org.apache.log4j.Logger;

/**
* Student functionality Action. Performs operation for add, update, delete and
* get Student
*
* @author SUNRAYS Technologies
* @version 1.0
* @Copyright (c) SUNRAYS Technologies
*/
public class StudentAction extends BaseAction {

    private static Logger log = Logger.getLogger(StudentAction.class);
    private String firstName;
    private String lastName;
    private Date dob;
    private String mobileNo;
    private String email;
    private List<CollegeDTO> collegeList;
    private long collegeId;
    private StudentServiceInt service;
    private CollegeServiceInt collegeService;

    public void setService(StudentServiceInt service) {
        this.service = service;
    }

    public void setCollegeService(CollegeServiceInt collegeService) {
        this.collegeService = collegeService;
    }

    public String getFirstName() {
        return firstName;
    }

    public void setFirstName(String firstName) {
        this.firstName = firstName;
    }

    public String getLastName() {
        return lastName;
    }

    public void setLastName(String lastName) {
        this.lastName = lastName;
    }

    public Date getDob() {
        return dob;
    }

    public void setDob(Date dob) {
        this.dob = dob;
    }

    public String getMobileNo() {
        return mobileNo;
    }

    public void setMobileNo(String mobileNo) {
        this.mobileNo = mobileNo;
    }

    public String getEmail() {
        return email;
    }

    public void setEmail(String email) {
        this.email = email;
    }

    public List<CollegeDTO> getCollegeList() {
        return collegeList;
    }

    public void setCollegeList(List<CollegeDTO> collegeList) {
        this.collegeList = collegeList;
    }

    public long getCollegeId() {
        return collegeId;
    }

    public void setCollegeId(long collegeId) {
        this.collegeId = collegeId;
    }

    /**
    * Performs display operations for StudentAction
    *
    * @return type String
    * @return INPUT
    */
    @Override
    public String input() {
        log.debug("StudentAction.input() Start");
        if (id > 0) {
            try {
                StudentDTO dto = service.findByPK(id);
                if (dto != null) {
                    id = dto.getId();
                    firstName = dto.getFirstName();
                    lastName = dto.getLastName();
                    dob = dto.getDob();
                    mobileNo = dto.getMobileNo();
                    email = dto.getEmail();
                    collegeId = dto.getCollegeId();
                    createdBy = dto.getCreatedBy();
                    modifiedBy = dto.getModifiedBy();
                    createdDatetime = dto.getCreatedDatetime().getTime();
                    modifiedDatetime = dto.getModifiedDatetime().getTime();
                }
            } catch (ApplicationException e) {
                log.error("Critical Issue", e);
                addActionError("Critical issue : " + e.getMessage());
            }
        }
        log.debug("StudentAction.input() End");
        return INPUT;
    }

    /**
    * Populates StudentDTO from Action attributes
    */
    protected StudentDTO populateDTO(StudentDTO dto) {

        super.populateDTO(dto);

        dto.setId(id);
        dto.setFirstName(firstName);
        dto.setLastName(lastName);
        dto.setDob(dob);
        dto.setMobileNo(mobileNo);
        dto.setEmail(email);
        dto.setCollegeId(collegeId);
        try {
            CollegeDTO collegeDTO = collegeService.findByPK(collegeId);
            dto.setCollegeName(collegeDTO.getValue());
        } catch (ApplicationException e) {
        }
        return dto;
    }

    /**
    * Performs submit operations for StudentAction
    *
    * @return type String
    * @return SUCCESS
    */
    @Override
    public String execute() {
        log.debug("StudentAction.execute() Start");
        try {
            StudentDTO dto = populateDTO(new StudentDTO());

            if (OP_SAVE.equalsIgnoreCase(operation)) {
                if (id > 0) {
                    service.update(dto);
                    addActionMessage("Data is Updated Successfully");
                } else {
                    id = service.add(dto);
                    addActionMessage("Data is Successfully added");
                }
            } else if (OP_DELETE.equalsIgnoreCase(operation)) {
                service.delete(dto);
                log.debug("Student Deleted Successfully.");
            }
        } catch (ApplicationException e) {
            log.error("Critical Issue ", e);
            return OP_ERROR;
        } catch (DuplicateRecordException e) {
            log.error("Email already exist.", e);
            addActionError("Email already exist");
            return INPUT;
        }
        log.debug("StudentAction.execute() End " + operation);
        return operation;
    }

    /**
    * Loads pre-loaded data
    */
    @Override
    public void prepare() throws Exception {
        log.debug("StudentAction.prepare() Start");
        collegeList = collegeService.list();
        log.debug("StudentAction.prepare() End");
    }
}

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