| // SPDX-License-Identifier: LGPL-2.1-or-later |
| // Copyright (c) 2012-2014 Monty Program Ab |
| // Copyright (c) 2015-2021 MariaDB Corporation Ab |
| |
| package org.mariadb.jdbc.client.column; |
| |
| import java.sql.*; |
| import java.util.Calendar; |
| import org.mariadb.jdbc.Configuration; |
| import org.mariadb.jdbc.client.ColumnDecoder; |
| import org.mariadb.jdbc.client.DataType; |
| import org.mariadb.jdbc.client.ReadableByteBuf; |
| import org.mariadb.jdbc.message.server.ColumnDefinitionPacket; |
| |
| /** Column metadata definition */ |
| public class UnsignedTinyIntColumn extends ColumnDefinitionPacket implements ColumnDecoder { |
| |
| /** |
| * TINYINT UNSIGNED metadata type decoder |
| * |
| * @param buf buffer |
| * @param charset charset |
| * @param length maximum data length |
| * @param dataType data type. see https://mariadb.com/kb/en/result-set-packets/#field-types |
| * @param decimals decimal length |
| * @param flags flags. see https://mariadb.com/kb/en/result-set-packets/#field-details-flag |
| * @param stringPos string offset position in buffer |
| * @param extTypeName extended type name |
| * @param extTypeFormat extended type format |
| */ |
| public UnsignedTinyIntColumn( |
| ReadableByteBuf buf, |
| int charset, |
| long length, |
| DataType dataType, |
| byte decimals, |
| int flags, |
| int[] stringPos, |
| String extTypeName, |
| String extTypeFormat) { |
| super(buf, charset, length, dataType, decimals, flags, stringPos, extTypeName, extTypeFormat); |
| } |
| |
| public String defaultClassname(Configuration conf) { |
| if (conf.tinyInt1isBit() && columnLength == 1) return Boolean.class.getName(); |
| return Integer.class.getName(); |
| } |
| |
| public int getColumnType(Configuration conf) { |
| if (conf.tinyInt1isBit() && columnLength == 1) { |
| return conf.transformedBitIsBoolean() ? Types.BOOLEAN : Types.BIT; |
| } |
| return Types.SMALLINT; |
| } |
| |
| public String getColumnTypeName(Configuration conf) { |
| if (conf.tinyInt1isBit() && columnLength == 1) { |
| return conf.transformedBitIsBoolean() ? "BOOLEAN" : "BIT"; |
| } |
| return "TINYINT UNSIGNED"; |
| } |
| |
| @Override |
| public Object getDefaultText(final Configuration conf, ReadableByteBuf buf, int length) |
| throws SQLDataException { |
| if (conf.tinyInt1isBit() && columnLength == 1) { |
| return decodeBooleanText(buf, length); |
| } |
| return (int) buf.atoull(length); |
| } |
| |
| @Override |
| public Object getDefaultBinary(final Configuration conf, ReadableByteBuf buf, int length) |
| throws SQLDataException { |
| if (conf.tinyInt1isBit() && columnLength == 1) { |
| return decodeBooleanBinary(buf, length); |
| } |
| return (int) buf.readUnsignedByte(); |
| } |
| |
| @Override |
| public boolean decodeBooleanText(ReadableByteBuf buf, int length) throws SQLDataException { |
| String s = buf.readAscii(length); |
| return !"0".equals(s); |
| } |
| |
| @Override |
| public boolean decodeBooleanBinary(ReadableByteBuf buf, int length) throws SQLDataException { |
| return buf.readByte() != 0; |
| } |
| |
| @Override |
| public byte decodeByteText(ReadableByteBuf buf, int length) throws SQLDataException { |
| long result = buf.atoull(length); |
| if ((byte) result != result) { |
| throw new SQLDataException("byte overflow"); |
| } |
| return (byte) result; |
| } |
| |
| @Override |
| public byte decodeByteBinary(ReadableByteBuf buf, int length) throws SQLDataException { |
| long result = buf.readUnsignedByte(); |
| if ((byte) result != result) { |
| throw new SQLDataException("byte overflow"); |
| } |
| return (byte) result; |
| } |
| |
| @Override |
| public String decodeStringText(ReadableByteBuf buf, int length, Calendar cal) |
| throws SQLDataException { |
| return buf.readString(length); |
| } |
| |
| @Override |
| public String decodeStringBinary(ReadableByteBuf buf, int length, Calendar cal) |
| throws SQLDataException { |
| return String.valueOf(buf.readUnsignedByte()); |
| } |
| |
| @Override |
| public short decodeShortText(ReadableByteBuf buf, int length) throws SQLDataException { |
| return (short) buf.atoull(length); |
| } |
| |
| @Override |
| public short decodeShortBinary(ReadableByteBuf buf, int length) throws SQLDataException { |
| return buf.readUnsignedByte(); |
| } |
| |
| @Override |
| public int decodeIntText(ReadableByteBuf buf, int length) throws SQLDataException { |
| return (int) buf.atoull(length); |
| } |
| |
| @Override |
| public int decodeIntBinary(ReadableByteBuf buf, int length) throws SQLDataException { |
| return buf.readUnsignedByte(); |
| } |
| |
| @Override |
| public long decodeLongText(ReadableByteBuf buf, int length) throws SQLDataException { |
| return buf.atoull(length); |
| } |
| |
| @Override |
| public long decodeLongBinary(ReadableByteBuf buf, int length) throws SQLDataException { |
| return buf.readUnsignedByte(); |
| } |
| |
| @Override |
| public float decodeFloatText(ReadableByteBuf buf, int length) throws SQLDataException { |
| return Float.parseFloat(buf.readAscii(length)); |
| } |
| |
| @Override |
| public float decodeFloatBinary(ReadableByteBuf buf, int length) throws SQLDataException { |
| return buf.readUnsignedByte(); |
| } |
| |
| @Override |
| public double decodeDoubleText(ReadableByteBuf buf, int length) throws SQLDataException { |
| return Double.parseDouble(buf.readAscii(length)); |
| } |
| |
| @Override |
| public double decodeDoubleBinary(ReadableByteBuf buf, int length) throws SQLDataException { |
| return buf.readUnsignedByte(); |
| } |
| |
| @Override |
| public Date decodeDateText(ReadableByteBuf buf, int length, Calendar cal) |
| throws SQLDataException { |
| buf.skip(length); |
| throw new SQLDataException(String.format("Data type %s cannot be decoded as Date", dataType)); |
| } |
| |
| @Override |
| public Date decodeDateBinary(ReadableByteBuf buf, int length, Calendar cal) |
| throws SQLDataException { |
| buf.skip(length); |
| throw new SQLDataException(String.format("Data type %s cannot be decoded as Date", dataType)); |
| } |
| |
| @Override |
| public Time decodeTimeText(ReadableByteBuf buf, int length, Calendar cal) |
| throws SQLDataException { |
| buf.skip(length); |
| throw new SQLDataException(String.format("Data type %s cannot be decoded as Time", dataType)); |
| } |
| |
| @Override |
| public Time decodeTimeBinary(ReadableByteBuf buf, int length, Calendar cal) |
| throws SQLDataException { |
| buf.skip(length); |
| throw new SQLDataException(String.format("Data type %s cannot be decoded as Time", dataType)); |
| } |
| |
| @Override |
| public Timestamp decodeTimestampText(ReadableByteBuf buf, int length, Calendar cal) |
| throws SQLDataException { |
| buf.skip(length); |
| throw new SQLDataException( |
| String.format("Data type %s cannot be decoded as Timestamp", dataType)); |
| } |
| |
| @Override |
| public Timestamp decodeTimestampBinary(ReadableByteBuf buf, int length, Calendar cal) |
| throws SQLDataException { |
| buf.skip(length); |
| throw new SQLDataException( |
| String.format("Data type %s cannot be decoded as Timestamp", dataType)); |
| } |
| } |