[Java] DataMap

@

package test.cmm.util;
 
import java.util.ArrayList;
import java.util.Enumeration;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;
 
import javax.servlet.http.HttpServletRequest;
 
import org.apache.commons.lang3.StringUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
 
import egovframework.com.utl.fcc.service.EgovStringUtil;
import egovframework.rte.psl.dataaccess.util.CamelUtil;
 
/**
 * @Class Name : DataMap.java
 * @version 1.0
 * DB 리턴 받을때 사용하거나 Map 타입으로 사용할때 사용한다.
 */
public class DataMap extends LinkedHashMap<String, Object> implements Map<String, Object> {
    private static final Logger LOGGER = LoggerFactory.getLogger(DataMap.class);
    private static final long serialVersionUID = 1L;
 
    public static DataMap getNewDataMap() {
        return new DataMap();
    }
 
    public static DataMap getNewDataMap(HttpServletRequest request) {
 
        DataMap map = new DataMap();
        map.defaultSetInfo(request, map);
 
        return map;
    }
 
    public void setResult(String key, DataMap map, List<DataMap> list) {
        if (map != null) {
            map.put(key, list);
        }
    }
 
    @SuppressWarnings("unchecked")
    public List<DataMap> getResult(String key, DataMap map) {
        List<DataMap> list = new ArrayList<DataMap>();
        if (map != null && map.get(key) != null) {
            if (map.get(key) instanceof ArrayList) {
                list = (List<DataMap>) map.get(key);
            }
        }
        return list;
    }
 
    public void setResult(String key, List<DataMap> list) {
        this.put(key, list);
    }
 
    @SuppressWarnings("unchecked")
    public List<DataMap> getResult(String key) {
        List<DataMap> list = new ArrayList<DataMap>();
        if (this.get(key) != null) {
            if (this.get(key) instanceof ArrayList) {
                list = (List<DataMap>) this.get(key);
            }
        }
        return list;
    }
 
    private static DataMap makePrameterMap(HttpServletRequest request) {
 
        String reqURI = request.getRequestURI().toString();
        System.out.println("\n# DataMap makePrameterMap 시작---------------------------------------------------------------");
        System.out.println(reqURI);
 
        DataMap resultMap = new DataMap();
 
        int cnt = 0;
        Enumeration<?> reqParams = request.getParameterNames();
        while (reqParams.hasMoreElements()) {
            String keyName = (String) reqParams.nextElement();
            System.out.println("#    DataMap Parameter" + cnt + " # " + keyName + " : [" + request.getParameter(keyName) + "]");
            resultMap.put(keyName, request.getParameter(EgovStringUtil.nullConvert(keyName)));
            cnt++;
        }
 
        defaultSetInfo(request, resultMap);
        System.out.println("# DataMap makePrameterMap 종료---------------------------------------------------------------\n");
 
        return (DataMap) resultMap;
    }
 
    private static void defaultSetInfo(HttpServletRequest request, Map<String, Object> resultMap) {
        resultMap.put("contentType", request.getContentType());
        resultMap.put("contextPath", request.getContextPath());
        resultMap.put("uri", request.getRequestURI());
        resultMap.put("protocol", request.getProtocol());
        resultMap.put("ip", request.getRemoteAddr());
    }
 
    public static DataMap getParamMap(HttpServletRequest request) {
        return makePrameterMap(request);
    }
 
    private static String nvlTrim(String obj) {
        String result = "";
        if (obj != null)
            result = obj.trim();
        return result;
    }
 
    public Object get(String key) {
        Object o = null;
        try {
            o = super.get(key);
        } catch (NullPointerException e) {
            LOGGER.error("Error in get() key=" + key, e);
        }
        return o;
    }
 
    public String[] getStringArray(String key) {
        String[] r = null;
        try {
            if (super.get(key) instanceof String[]) {
                r = (String[]) super.get(key);
            } else {
                r = new String[1];
                r[0] = getString(key);
            }
        } catch (NullPointerException e) {
            LOGGER.error("Error in getStringArray() key=" + key, e);
        }
        return r;
    }
 
    public String getString(String key) {
        String r = "";
        try {
            if (super.get(key) != null) {
                r = super.get(key).toString();
            }
        } catch (NullPointerException e) {
            LOGGER.error("Error in getString() key=" + key, e);
        }
        return r;
    }
 
    public int getInt(String key) {
        return getInt(key, 0);
    }
 
    public int getInt(String key, int defaultInt) {
        int result = 0;
        String str = getString(key);
        try {
            if (StringUtils.isNotEmpty(str)) {
                result = new Integer(str).intValue();
            }
        } catch (NumberFormatException e) {
            LOGGER.error("Error in getInt() key=" + key + ", getString(key)==" + getString(key), e);
            result = defaultInt;
        }
        return result;
    }
 
    public long getLong(String key) {
        return getLong(key, 0);
    }
 
    public long getLong(String key, long defaultLong) {
        long result = 0;
        String str = getString(key);
        try {
            if (StringUtils.isNotEmpty(str)) {
                result = new Long(str).longValue();
            }
        } catch (NumberFormatException e) {
            LOGGER.error("Error in getLong() key=" + key + ", getString(key)==" + getString(key), e);
            result = defaultLong;
        }
        return result;
    }
 
    public double getDouble(String key) {
        return getDouble(key, 0);
    }
 
    public double getDouble(String key, double defaultDouble) {
        double result = 0;
        String str = getString(key);
        try {
            if (StringUtils.isNotEmpty(str)) {
                result = new Double(str).doubleValue();
            }
        } catch (NumberFormatException e) {
            LOGGER.error("Error in getDouble() key=" + key + ", getString(key)=" + getString(key), e);
            result = defaultDouble;
        }
        return result;
    }
 
    public boolean getBoolean(String key) {
        return getBoolean(key, false);
    }
 
    public boolean getBoolean(String key, boolean defaltValue) {
        boolean result = defaltValue;
        String strObj = nvlTrim(key);
        if (strObj.length() > 0) {
            result = strObj.toLowerCase().equals("true");
        }
        return result;
    }
 
    public void setString(String key, String value) {
        super.put(key, value);
    }
 
    public void setInt(String key, int value) {
        super.put(key, value);
    }
 
    public void setInt(String key, String value) {
        super.put(key, new Integer(value).intValue());
    }
 
    public void setLong(String key, long value) {
        super.put(key, value);
    }
 
    public void setLong(String key, String value) {
        super.put(key, new Long(value).longValue());
    }
 
    public void setDouble(String key, double value) {
        super.put(key, value);
    }
 
    public void setDouble(String key, String value) {
        super.put(key, new Double(value).doubleValue());
    }
 
    public void setBoolean(String key, boolean value) {
        super.put(key, new Boolean(value));
    }
 
    public Object put(String key, Object value) {
        return super.put(CamelUtil.convert2CamelCase((String) key.trim()), value);
    }
}
 

@

//리퀘스트 맵으로 넣기
DataMap reqMap = DataMap.getParamMap(request);
 
//SQL파라미터로 활용
DataMap param  = new DataMap();
param.put(key, list);

@

mapper-config.xml
 
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE configuration PUBLIC "-//mybatis.org//DTD Config 3.0//EN" "http://mybatis.org/dtd/mybatis-3-config.dtd">
<configuration>
 
    <!--Mybatis 설정 -->
    <settings>
        <!-- 전통적인 데이터베이스 컬럼명 형태인 A_COLUMN을 CamelCase형태의 자바 프로퍼티명 형태인 aColumn으로 자동으로 매핑하도록 함 -->
        <setting name="mapUnderscoreToCamelCase" value="true"></setting>
        <!--  파라미터에 Null 값이 있을 경우 에러 처리 -->
        <setting name="jdbcTypeForNull" value="VARCHAR"></setting>
    </settings>
    
    <!-- Type Aliases 설정-->
    <typeAliases>
        <typeAlias alias="dataMap"             type="test.cmm.util.DataMap" />
        <typeAlias alias="egovMap"             type="egovframework.rte.psl.dataaccess.util.EgovMap" />
        <typeAlias alias="loginVO"             type="test.lgn.service.LoginVO" />                
    </typeAliases>
    
</configuration>

@