com.wabacus.system.datatype.TimestampType.java Source code

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Here is the source code for com.wabacus.system.datatype.TimestampType.java

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/* 
 * Copyright (C) 2010---2014 (wuweixing)<349446658@qq.com>
 * 
 * This file is part of Wabacus 
 * 
 * Wabacus is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
package com.wabacus.system.datatype;

import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.HashMap;
import java.util.Map;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;

import com.wabacus.config.database.type.AbsDatabaseType;

public class TimestampType extends AbsDateTimeType {
    private final static Log log = LogFactory.getLog(TimestampType.class);

    private final static Map<String, AbsDateTimeType> mDatetimeTypeObjects = new HashMap<String, AbsDateTimeType>();

    public Object label2value(String label) {
        if (label == null || label.trim().equals(""))
            return null;
        try {
            Date date = new SimpleDateFormat(dateformat).parse(label.trim());
            return new java.sql.Timestamp(date.getTime());
        } catch (ParseException e) {
            log.error(label + "??,??" + dateformat + "?", e);
            return null;
        }
    }

    public String value2label(Object value) {
        if (value == null)
            return "";
        if (!(value instanceof Date)) {
            return String.valueOf(value);
        }
        return new SimpleDateFormat(dateformat).format((Date) value);
    }

    public Object getColumnValue(ResultSet rs, String column, AbsDatabaseType dbtype) throws SQLException {
        java.sql.Timestamp ts = rs.getTimestamp(column);
        if (ts == null)
            return null;
        return new Date(ts.getTime());
    }

    public Object getColumnValue(ResultSet rs, int iindex, AbsDatabaseType dbtype) throws SQLException {
        java.sql.Timestamp ts = rs.getTimestamp(iindex);
        if (ts == null)
            return null;
        return new Date(ts.getTime());
    }

    public void setPreparedStatementValue(int iindex, String value, PreparedStatement pstmt, AbsDatabaseType dbtype)
            throws SQLException {
        log.debug("setTimestamp(" + iindex + "," + value + ")");
        pstmt.setTimestamp(iindex, (java.sql.Timestamp) label2value(value));
    }

    public void setPreparedStatementValue(int index, Date dateValue, PreparedStatement pstmt) throws SQLException {
        log.debug("setTimestamp(" + index + "," + dateValue + ")");
        if (dateValue == null) {
            pstmt.setTimestamp(index, null);
        } else {
            pstmt.setTimestamp(index, new java.sql.Timestamp(dateValue.getTime()));
        }
    }

    public Class getJavaTypeClass() {
        return Date.class;
    }

    protected Map<String, AbsDateTimeType> getMDatetimeTypeObjects() {
        return mDatetimeTypeObjects;
    }
}