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

Example 1 with DataReadException

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

the class XProtocolDecoder method decodeDatetime.

@Override
public <T> T decodeDatetime(byte[] bytes, int offset, int length, int scale, ValueFactory<T> vf) {
    try {
        CodedInputStream inputStream = CodedInputStream.newInstance(bytes, offset, length);
        int year = (int) inputStream.readUInt64();
        int month = (int) inputStream.readUInt64();
        int day = (int) inputStream.readUInt64();
        // do we have a time too?
        if (inputStream.getBytesUntilLimit() > 0) {
            int hours = 0;
            int minutes = 0;
            int seconds = 0;
            int nanos = 0;
            if (!inputStream.isAtEnd()) {
                hours = (int) inputStream.readInt64();
                if (!inputStream.isAtEnd()) {
                    minutes = (int) inputStream.readInt64();
                    if (!inputStream.isAtEnd()) {
                        seconds = (int) inputStream.readInt64();
                        if (!inputStream.isAtEnd()) {
                            nanos = 1000 * (int) inputStream.readInt64();
                        }
                    }
                }
            }
            return vf.createFromDatetime(new InternalTimestamp(year, month, day, hours, minutes, seconds, nanos, scale));
        }
        return vf.createFromDate(new InternalDate(year, month, day));
    } catch (IOException e) {
        throw new DataReadException(e);
    }
}

Example 2 with DataReadException

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

the class XProtocolDecoder method decodeTime.

@Override
public <T> T decodeTime(byte[] bytes, int offset, int length, int scale, ValueFactory<T> vf) {
    try {
        CodedInputStream inputStream = CodedInputStream.newInstance(bytes, offset, length);
        boolean negative = inputStream.readRawByte() > 0;
        int hours = 0;
        int minutes = 0;
        int seconds = 0;
        int nanos = 0;
        if (!inputStream.isAtEnd()) {
            hours = (int) inputStream.readInt64();
            if (!inputStream.isAtEnd()) {
                minutes = (int) inputStream.readInt64();
                if (!inputStream.isAtEnd()) {
                    seconds = (int) inputStream.readInt64();
                    if (!inputStream.isAtEnd()) {
                        nanos = 1000 * (int) inputStream.readInt64();
                    }
                }
            }
        }
        return vf.createFromTime(new InternalTime(negative ? -1 * hours : hours, minutes, seconds, nanos, scale));
    } catch (IOException e) {
        throw new DataReadException(e);
    }
}

Example 3 with DataReadException

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

the class XProtocolDecoder method decodeByteArray.

@Override
public <T> T decodeByteArray(byte[] bytes, int offset, int length, Field f, ValueFactory<T> vf) {
    try {
        CodedInputStream inputStream = CodedInputStream.newInstance(bytes, offset, length);
        // c.f. Streaming_command_delegate::get_string()
        int size = inputStream.getBytesUntilLimit();
        // for null terminator
        size--;
        return vf.createFromBytes(inputStream.readRawBytes(size), 0, size, f);
    } catch (IOException e) {
        throw new DataReadException(e);
    }
}

Example 4 with DataReadException

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

the class MysqlBinaryValueDecoder method decodeDate.

public <T> T decodeDate(byte[] bytes, int offset, int length, ValueFactory<T> vf) {
    if (length == 0) {
        return vf.createFromDate(new InternalDate());
    } else if (length != NativeConstants.BIN_LEN_DATE) {
        throw new DataReadException(Messages.getString("ResultSet.InvalidLengthForType", new Object[] { length, "DATE" }));
    }
    int year = (bytes[offset] & 0xff) | ((bytes[offset + 1] & 0xff) << 8);
    int month = bytes[offset + 2];
    int day = bytes[offset + 3];
    return vf.createFromDate(new InternalDate(year, month, day));
}

Example 5 with DataReadException

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

the class MysqlBinaryValueDecoder method decodeDatetime.

public <T> T decodeDatetime(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.createFromDatetime(new InternalTimestamp(year, month, day, hours, minutes, seconds, nanos, scale));
}