Examples with DataReadException com.mysql.cj.exceptions.DataReadException used on opensource projects

Example 21 with DataReadException

use of com.mysql.cj.exceptions.DataReadException in project aws-mysql-jdbc by awslabs.

the class MysqlBinaryValueDecoder method decodeTimestamp.

public <T> T decodeTimestamp(byte[] bytes, int offset, int length, int scale, ValueFactory<T> vf) {
    if (length == 0) {
        return vf.createFromTimestamp(new InternalTimestamp());
    } else if (length != NativeConstants.BIN_LEN_DATE && length != NativeConstants.BIN_LEN_TIMESTAMP_WITH_MICROS && length != NativeConstants.BIN_LEN_TIMESTAMP_NO_FRAC) {
        // the value can be any of these lengths (check protocol docs)
        throw new DataReadException(Messages.getString("ResultSet.InvalidLengthForType", new Object[] { length, "TIMESTAMP" }));
    }
    int year = 0;
    int month = 0;
    int day = 0;
    int hours = 0;
    int minutes = 0;
    int seconds = 0;
    int nanos = 0;
    year = (bytes[offset + 0] & 0xff) | ((bytes[offset + 1] & 0xff) << 8);
    month = bytes[offset + 2];
    day = bytes[offset + 3];
    if (length > NativeConstants.BIN_LEN_DATE) {
        hours = bytes[offset + 4];
        minutes = bytes[offset + 5];
        seconds = bytes[offset + 6];
    }
    if (length > NativeConstants.BIN_LEN_TIMESTAMP_NO_FRAC) {
        // MySQL PS protocol uses microseconds
        nanos = 1000 * ((bytes[offset + 7] & 0xff) | ((bytes[offset + 8] & 0xff) << 8) | ((bytes[offset + 9] & 0xff) << 16) | ((bytes[offset + 10] & 0xff) << 24));
    }
    return vf.createFromTimestamp(new InternalTimestamp(year, month, day, hours, minutes, seconds, nanos, scale));
}

Example 22 with DataReadException

use of com.mysql.cj.exceptions.DataReadException in project aws-mysql-jdbc by awslabs.

the class MysqlBinaryValueDecoder method decodeTime.

public <T> T decodeTime(byte[] bytes, int offset, int length, int scale, ValueFactory<T> vf) {
    if (length == 0) {
        return vf.createFromTime(new InternalTime());
    } else if (length != NativeConstants.BIN_LEN_TIME_WITH_MICROS && length != NativeConstants.BIN_LEN_TIME_NO_FRAC) {
        throw new DataReadException(Messages.getString("ResultSet.InvalidLengthForType", new Object[] { length, "TIME" }));
    }
    int days = 0;
    int hours = 0;
    int minutes = 0;
    int seconds = 0;
    int nanos = 0;
    boolean negative = bytes[offset] == 1;
    days = (bytes[offset + 1] & 0xff) | ((bytes[offset + 2] & 0xff) << 8) | ((bytes[offset + 3] & 0xff) << 16) | ((bytes[offset + 4] & 0xff) << 24);
    hours = bytes[offset + 5];
    minutes = bytes[offset + 6];
    seconds = bytes[offset + 7];
    if (negative) {
        days *= -1;
    }
    if (length > NativeConstants.BIN_LEN_TIME_NO_FRAC) {
        // MySQL PS protocol uses microseconds
        nanos = 1000 * ((bytes[offset + 8] & 0xff) | ((bytes[offset + 9] & 0xff) << 8) | ((bytes[offset + 10] & 0xff) << 16) | ((bytes[offset + 11] & 0xff) << 24));
    }
    return vf.createFromTime(new InternalTime(days * 24 + hours, minutes, seconds, nanos, scale));
}