package handler;

import model.order.MachineMissionStatus;
import org.apache.ibatis.type.BaseTypeHandler;
import org.apache.ibatis.type.JdbcType;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import java.sql.CallableStatement;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;

/**
 * Created by hushe on 2018/1/17.
 */
public class MachineMissionStatusHandler extends BaseTypeHandler<MachineMissionStatus> {
    private Class<MachineMissionStatus> status;

    private final MachineMissionStatus[] enums;

    private Logger logger = LoggerFactory.getLogger(MachineMissionStatusHandler.class);

    public MachineMissionStatusHandler(Class<MachineMissionStatus> status) {
        if (status == null) {
            throw new IllegalArgumentException("参数status不能为空");
        }
        this.status = status;
        enums = status.getEnumConstants();
        if (enums == null) {
            throw new IllegalArgumentException(status.getSimpleName() + "不是一个枚举类型");
        }
    }

    @Override
    public void setNonNullParameter(PreparedStatement ps, int i, MachineMissionStatus status, JdbcType jdbcType)
            throws SQLException {
        ps.setInt(i, status.getCodeId());
    }

    @Override
    public MachineMissionStatus getNullableResult(ResultSet rs, String c) throws SQLException {
        int i = rs.getInt(c);
        if (rs.wasNull()) {
            return null;
        } else {
            return locateEnumStatus(i);
        }
    }

    @Override
    public MachineMissionStatus getNullableResult(ResultSet rs, int i) throws SQLException {
        int index = rs.getInt(i);
        if (rs.wasNull()) {
            return null;
        } else {
            return locateEnumStatus(index);
        }
    }

    @Override
    public MachineMissionStatus getNullableResult(CallableStatement cs, int i) throws SQLException {
        int index = cs.getInt(i);
        if (cs.wasNull()) {
            return null;
        } else {
            return locateEnumStatus(index);
        }
    }

    private MachineMissionStatus locateEnumStatus(int code) {
        for (MachineMissionStatus status : enums) {
            if (status.getCodeId() == (Integer.valueOf(code))) {
                return status;
            }
        }
        throw new IllegalArgumentException("未知的枚举类型: " + code + ", 请核对" + this.status.getSimpleName());
    }
}

package handler;

import model.order.MachineMissionStatus;
import org.apache.ibatis.type.BaseTypeHandler;
import org.apache.ibatis.type.JdbcType;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import java.sql.CallableStatement;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;

/**
 * Created by hushe on 2018/1/17.
 */
public class MachineMissionStatusHandler extends BaseTypeHandler<MachineMissionStatus> {
    private Class<MachineMissionStatus> status;

    private final MachineMissionStatus[] enums;

    private Logger logger = LoggerFactory.getLogger(MachineMissionStatusHandler.class);

    public MachineMissionStatusHandler(Class<MachineMissionStatus> status) {
        if (status == null) {
            throw new IllegalArgumentException("参数status不能为空");
        }
        this.status = status;
        enums = status.getEnumConstants();
        if (enums == null) {
            throw new IllegalArgumentException(status.getSimpleName() + "不是一个枚举类型");
        }
    }

    @Override
    public void setNonNullParameter(PreparedStatement ps, int i, MachineMissionStatus status, JdbcType jdbcType)
            throws SQLException {
        ps.setInt(i, status.getCode());
    }

    @Override
    public MachineMissionStatus getNullableResult(ResultSet rs, String c) throws SQLException {
        int i = rs.getInt(c);
        if (rs.wasNull()) {
            return null;
        } else {
            return locateEnumStatus(i);
        }
    }

    @Override
    public MachineMissionStatus getNullableResult(ResultSet rs, int i) throws SQLException {
        int index = rs.getInt(i);
        if (rs.wasNull()) {
            return null;
        } else {
            return locateEnumStatus(index);
        }
    }

    @Override
    public MachineMissionStatus getNullableResult(CallableStatement cs, int i) throws SQLException {
        int index = cs.getInt(i);
        if (cs.wasNull()) {
            return null;
        } else {
            return locateEnumStatus(index);
        }
    }

    private MachineMissionStatus locateEnumStatus(int code) {
        for (MachineMissionStatus status : enums) {
            if (status.getCode() == (Integer.valueOf(code))) {
                return status;
            }
        }
        throw new IllegalArgumentException("未知的枚举类型: " + code + ", 请核对" + this.status.getSimpleName());
    }
}

modify method name