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

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Here is the source code for com.wabacus.system.datatype.DoubleType.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.DecimalFormat;
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 DoubleType extends AbsNumberType {
    private final static Log log = LogFactory.getLog(DoubleType.class);

    private final static Map<String, AbsNumberType> mDoubleTypeObjects = new HashMap<String, AbsNumberType>();

    public Object getColumnValue(ResultSet rs, String column, AbsDatabaseType dbtype) throws SQLException {
        return Double.valueOf(rs.getDouble(column));
    }

    public Object getColumnValue(ResultSet rs, int iindex, AbsDatabaseType dbtype) throws SQLException {
        return Double.valueOf(rs.getDouble(iindex));
    }

    public void setPreparedStatementValue(int iindex, String value, PreparedStatement pstmt, AbsDatabaseType dbtype)
            throws SQLException {
        log.debug("setDouble(" + iindex + "," + value + ")");
        Object objTmp = label2value(value);
        if (objTmp == null) {
            pstmt.setObject(iindex, null, java.sql.Types.DOUBLE);
        } else {
            pstmt.setDouble(iindex, (Double) objTmp);
        }
    }

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

    public Object label2value(String label) {
        if (label == null || label.trim().equals(""))
            return null;
        if (this.numberformat != null && !this.numberformat.trim().equals("")) {
            return Double.valueOf(this.getNumber(label.trim()).doubleValue());
        } else {
            return Double.valueOf(label.trim());
        }
    }

    public String value2label(Object value) {
        if (value == null)
            return "";
        if (!(value instanceof Double))
            return String.valueOf(value);
        if (this.numberformat != null && !this.numberformat.trim().equals("")) {
            DecimalFormat df = new DecimalFormat(this.numberformat);
            return df.format((Double) value);
        } else {
            return String.valueOf(value);
        }
    }

    protected Map<String, AbsNumberType> getAllMNumberTypeObjects() {
        return mDoubleTypeObjects;
    }
}