com.inkubator.hrm.web.lazymodel.CompetencyGroupLazyDataModel.java Source code

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Here is the source code for com.inkubator.hrm.web.lazymodel.CompetencyGroupLazyDataModel.java

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package com.inkubator.hrm.web.lazymodel;

import java.io.Serializable;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;

import org.apache.commons.lang3.StringUtils;
import org.apache.log4j.Logger;
import org.hibernate.criterion.Order;
import org.primefaces.model.LazyDataModel;
import org.primefaces.model.SortOrder;

import com.inkubator.hrm.entity.AppraisalCompetencyGroup;
import com.inkubator.hrm.service.AppraisalCompetencyGroupService;
import com.inkubator.hrm.web.search.CompetencyGroupSearchParameter;

/**
 *
 * @author rizkykojek
 */
public class CompetencyGroupLazyDataModel extends LazyDataModel<AppraisalCompetencyGroup> implements Serializable {
    private static final Logger LOGGER = Logger.getLogger(AppraisalCompetencyGroup.class);
    private final CompetencyGroupSearchParameter searchParameter;
    private final AppraisalCompetencyGroupService appraisalCompetencyGroupService;
    private List<AppraisalCompetencyGroup> list = new ArrayList<>();
    private Integer total;

    public CompetencyGroupLazyDataModel(CompetencyGroupSearchParameter searchParameter,
            AppraisalCompetencyGroupService appraisalCompetencyGroupService) {
        this.searchParameter = searchParameter;
        this.appraisalCompetencyGroupService = appraisalCompetencyGroupService;
    }

    @Override
    public List<AppraisalCompetencyGroup> load(int first, int pageSize, String sortField, SortOrder sortOrder,
            Map<String, Object> filters) {
        LOGGER.info("Step Load Lazy Data Model");
        try {
            Order order = null;
            if (sortField != null) {
                order = (sortOrder == SortOrder.ASCENDING) ? Order.asc(sortField) : Order.desc(sortField);
            } else {
                order = Order.desc("id");
            }
            list = appraisalCompetencyGroupService.getAllDataByParam(searchParameter, first, pageSize, order);
            total = Integer
                    .parseInt(String.valueOf(appraisalCompetencyGroupService.getTotalByParam(searchParameter)));
        } catch (Exception ex) {
            LOGGER.error("Error", ex);
        }
        LOGGER.info("Success Load Lazy Data Model");

        setPageSize(pageSize);
        setRowCount(total);
        return list;
    }

    @Override
    public Object getRowKey(AppraisalCompetencyGroup appraisalCompetencyGroup) {
        return appraisalCompetencyGroup.getId();
    }

    @Override
    public AppraisalCompetencyGroup getRowData(String id) {
        for (AppraisalCompetencyGroup appraisalCompetencyGroup : list) {
            if (StringUtils.equals(id, String.valueOf(appraisalCompetencyGroup.getId()))) {
                return appraisalCompetencyGroup;
            }
        }
        return null;
    }

    @Override
    public void setRowIndex(int rowIndex) {
        if (rowIndex == -1 || getPageSize() == 0) {
            super.setRowIndex(-1);
        } else {
            super.setRowIndex(rowIndex % getPageSize());
        }
    }
}