Example usage for org.apache.commons.lang3.text StrBuilder readFrom

Introduction

In this page you can find the example usage for org.apache.commons.lang3.text StrBuilder readFrom.

Prototype

public int readFrom(final Readable readable) throws IOException 

Source Link

Document

If possible, reads chars from the provided Readable directly into underlying character buffer without making extra copies.

Usage

From source file:com.opencsv.ResultSetHelperService.java

private String getColumnValue(ResultSet rs, int colType, int colIndex, boolean trim, String dateFormatString,
        String timestampFormatString) throws SQLException, IOException {

    String value = "";

    switch (colType) {
    case Types.BIT:
    case Types.JAVA_OBJECT:
        // Once Java 7 is the minimum supported version.
        //            value = Objects.toString(rs.getObject(colIndex), "");
        value = ObjectUtils.toString(rs.getObject(colIndex), "");
        break;//  w ww. j av a2 s.co  m
    case Types.BOOLEAN:
        // Once Java 7 is the minimum supported version.
        //            value = Objects.toString(rs.getBoolean(colIndex));
        value = ObjectUtils.toString(rs.getBoolean(colIndex));
        break;
    case Types.NCLOB: // todo : use rs.getNClob
    case Types.CLOB:
        Clob c = rs.getClob(colIndex);
        if (c != null) {
            StrBuilder sb = new StrBuilder();
            sb.readFrom(c.getCharacterStream());
            value = sb.toString();
        }
        break;
    case Types.BIGINT:
        // Once Java 7 is the minimum supported version.
        //            value = Objects.toString(rs.getLong(colIndex));
        value = ObjectUtils.toString(rs.getLong(colIndex));
        break;
    case Types.DECIMAL:
    case Types.REAL:
    case Types.NUMERIC:
        // Once Java 7 is the minimum supported version.
        //            value = Objects.toString(rs.getBigDecimal(colIndex), "");
        value = ObjectUtils.toString(rs.getBigDecimal(colIndex), "");
        break;
    case Types.DOUBLE:
        // Once Java 7 is the minimum supported version.
        //            value = Objects.toString(rs.getDouble(colIndex));
        value = ObjectUtils.toString(rs.getDouble(colIndex));
        break;
    case Types.FLOAT:
        // Once Java 7 is the minimum supported version.
        //            value = Objects.toString(rs.getFloat(colIndex));
        value = ObjectUtils.toString(rs.getFloat(colIndex));
        break;
    case Types.INTEGER:
    case Types.TINYINT:
    case Types.SMALLINT:
        // Once Java 7 is the minimum supported version.
        //            value = Objects.toString(rs.getInt(colIndex));
        value = ObjectUtils.toString(rs.getInt(colIndex));
        break;
    case Types.DATE:
        java.sql.Date date = rs.getDate(colIndex);
        if (date != null) {
            SimpleDateFormat df = new SimpleDateFormat(dateFormatString);
            value = df.format(date);
        }
        break;
    case Types.TIME:
        // Once Java 7 is the minimum supported version.
        //            value = Objects.toString(rs.getTime(colIndex), "");
        value = ObjectUtils.toString(rs.getTime(colIndex), "");
        break;
    case Types.TIMESTAMP:
        value = handleTimestamp(rs.getTimestamp(colIndex), timestampFormatString);
        break;
    case Types.NVARCHAR: // todo : use rs.getNString
    case Types.NCHAR: // todo : use rs.getNString
    case Types.LONGNVARCHAR: // todo : use rs.getNString
    case Types.LONGVARCHAR:
    case Types.VARCHAR:
    case Types.CHAR:
        String columnValue = rs.getString(colIndex);
        if (trim && columnValue != null) {
            value = columnValue.trim();
        } else {
            value = columnValue;
        }
        break;
    default:
        value = "";
    }

    if (rs.wasNull() || value == null) {
        value = "";
    }

    return value;
}

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