org.apache.shardingsphere.db.protocol.postgresql.packet.command.query.extended.bind.protocol

接口 PostgreSQLBinaryProtocolValue

所有已知实现类:

PostgreSQLBoolArrayBinaryProtocolValue, PostgreSQLDateBinaryProtocolValue, PostgreSQLDoubleBinaryProtocolValue, PostgreSQLFloat4ArrayBinaryProtocolValue, PostgreSQLFloat8ArrayBinaryProtocolValue, PostgreSQLFloatBinaryProtocolValue, PostgreSQLInt2ArrayBinaryProtocolValue, PostgreSQLInt2BinaryProtocolValue, PostgreSQLInt4ArrayBinaryProtocolValue, PostgreSQLInt4BinaryProtocolValue, PostgreSQLInt8ArrayBinaryProtocolValue, PostgreSQLInt8BinaryProtocolValue, PostgreSQLNumericBinaryProtocolValue, PostgreSQLStringArrayBinaryProtocolValue, PostgreSQLStringBinaryProtocolValue, PostgreSQLTimeBinaryProtocolValue, PostgreSQLUnspecifiedBinaryProtocolValue

public interface PostgreSQLBinaryProtocolValue

Binary protocol value for PostgreSQL.

方法概要

限定符和类型	方法和说明
int	getColumnLength(Object value) Get column length.
Object	read(PostgreSQLPacketPayload payload, int parameterValueLength) Read binary protocol value.
void	write(PostgreSQLPacketPayload payload, Object value) Write binary protocol value.

方法详细资料

getColumnLength

int getColumnLength(Object value)

Get column length.

参数:

value - value of column

返回:

column length

read

Object read(PostgreSQLPacketPayload payload,
            int parameterValueLength)

Read binary protocol value.

参数:

payload - payload operation for PostgreSQL packet

parameterValueLength - parameter value length

返回:

binary value result

write

void write(PostgreSQLPacketPayload payload,
           Object value)

Write binary protocol value.

参数:

payload - payload operation for PostgreSQL packet

value - value to be written