io.micronaut.data.jdbc.mapper

Class ColumnNameResultSetReader

java.lang.Object

io.micronaut.data.jdbc.mapper.ColumnNameResultSetReader

All Implemented Interfaces:

ResultReader<java.sql.ResultSet,java.lang.String>

public final class ColumnNameResultSetReader
extends java.lang.Object
implements ResultReader<java.sql.ResultSet,java.lang.String>

A ResultReader for JDBC that uses the column name.

Since:

1.0.0

Author:

graemerocher

Constructor Summary

Constructors

Constructor and Description
ColumnNameResultSetReader()

Method Summary

Modifier and Type	Method and Description
<T> T	convertRequired(java.lang.Object value, java.lang.Class<T> type) Convert the value to the given type.
<T> T	getRequiredValue(java.sql.ResultSet resultSet, java.lang.String name, java.lang.Class<T> type) Get a value from the given result set for the given name and type.
boolean	next(java.sql.ResultSet resultSet) Move the index to the next result if possible.
java.math.BigDecimal	readBigDecimal(java.sql.ResultSet resultSet, java.lang.String name) Read a BigDecimal value for the given name.
boolean	readBoolean(java.sql.ResultSet resultSet, java.lang.String name) Read a boolean value for the given name.
byte	readByte(java.sql.ResultSet resultSet, java.lang.String name) Read a byte value for the given name.
byte[]	readBytes(java.sql.ResultSet resultSet, java.lang.String name) Read a byte[] value for the given name.
char	readChar(java.sql.ResultSet resultSet, java.lang.String name) Read a char value for the given name.
java.util.Date	readDate(java.sql.ResultSet resultSet, java.lang.String name) Read a date value for the given name.
double	readDouble(java.sql.ResultSet resultSet, java.lang.String name) Read a double value for the given name.
java.lang.Object	readDynamic(java.sql.ResultSet resultSet, java.lang.String index, DataType dataType) Read a value dynamically using the result set and the given name and data type.
float	readFloat(java.sql.ResultSet resultSet, java.lang.String name) Read a float value for the given name.
int	readInt(java.sql.ResultSet resultSet, java.lang.String name) Read a int value for the given name.
long	readLong(java.sql.ResultSet resultSet, java.lang.String name) Read a long value for the given name.
short	readShort(java.sql.ResultSet resultSet, java.lang.String name) Read a short value for the given name.
java.lang.String	readString(java.sql.ResultSet resultSet, java.lang.String name) Read a string value for the given name.
java.util.Date	readTimestamp(java.sql.ResultSet resultSet, java.lang.String index) Read a timestamp value for the given index.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface io.micronaut.data.runtime.mapper.ResultReader

convertRequired, readUUID

Constructor Detail

ColumnNameResultSetReader

public ColumnNameResultSetReader()

Method Detail

readDynamic

@Nullable
public java.lang.Object readDynamic(@NonNull
                                              java.sql.ResultSet resultSet,
                                              @NonNull
                                              java.lang.String index,
                                              @NonNull
                                              DataType dataType)

Description copied from interface: ResultReader

Read a value dynamically using the result set and the given name and data type.

Specified by:

readDynamic in interface ResultReader<java.sql.ResultSet,java.lang.String>

Parameters:

resultSet - The result set

index - The name

dataType - The data type

Returns:

The value, can be null

next

public boolean next(java.sql.ResultSet resultSet)

Description copied from interface: ResultReader

Move the index to the next result if possible.

Specified by:

next in interface ResultReader<java.sql.ResultSet,java.lang.String>

Parameters:

resultSet - The result set

Returns:

The next result

convertRequired

public <T> T convertRequired(@NonNull
                             java.lang.Object value,
                             java.lang.Class<T> type)

Description copied from interface: ResultReader

Convert the value to the given type.

Specified by:

convertRequired in interface ResultReader<java.sql.ResultSet,java.lang.String>

Type Parameters:

T - The generic type

Parameters:

value - The value

type - The type

Returns:

The converted value

readTimestamp

public java.util.Date readTimestamp(java.sql.ResultSet resultSet,
                                    java.lang.String index)

Description copied from interface: ResultReader

Read a timestamp value for the given index.

Specified by:

readTimestamp in interface ResultReader<java.sql.ResultSet,java.lang.String>

Parameters:

resultSet - The result set

index - The index (such as the column name)

Returns:

The char value

readLong

public long readLong(java.sql.ResultSet resultSet,
                     java.lang.String name)

Description copied from interface: ResultReader

Read a long value for the given name.

Specified by:

readLong in interface ResultReader<java.sql.ResultSet,java.lang.String>

Parameters:

resultSet - The result set

name - The name (such as the column name)

Returns:

The long value

readChar

public char readChar(java.sql.ResultSet resultSet,
                     java.lang.String name)

Description copied from interface: ResultReader

Read a char value for the given name.

Specified by:

readChar in interface ResultReader<java.sql.ResultSet,java.lang.String>

Parameters:

resultSet - The result set

name - The name (such as the column name)

Returns:

The char value

readDate

public java.util.Date readDate(java.sql.ResultSet resultSet,
                               java.lang.String name)

Description copied from interface: ResultReader

Read a date value for the given name.

Specified by:

readDate in interface ResultReader<java.sql.ResultSet,java.lang.String>

Parameters:

resultSet - The result set

name - The name (such as the column name)

Returns:

The char value

readString

@Nullable
public java.lang.String readString(java.sql.ResultSet resultSet,
                                             java.lang.String name)

Description copied from interface: ResultReader

Read a string value for the given name.

Specified by:

readString in interface ResultReader<java.sql.ResultSet,java.lang.String>

Parameters:

resultSet - The result set

name - The name (such as the column name)

Returns:

The string value

readInt

public int readInt(java.sql.ResultSet resultSet,
                   java.lang.String name)

Description copied from interface: ResultReader

Read a int value for the given name.

Specified by:

readInt in interface ResultReader<java.sql.ResultSet,java.lang.String>

Parameters:

resultSet - The result set

name - The name (such as the column name)

Returns:

The int value

readBoolean

public boolean readBoolean(java.sql.ResultSet resultSet,
                           java.lang.String name)

Description copied from interface: ResultReader

Read a boolean value for the given name.

Specified by:

readBoolean in interface ResultReader<java.sql.ResultSet,java.lang.String>

Parameters:

resultSet - The result set

name - The name (such as the column name)

Returns:

The boolean value

readFloat

public float readFloat(java.sql.ResultSet resultSet,
                       java.lang.String name)

Description copied from interface: ResultReader

Read a float value for the given name.

Specified by:

readFloat in interface ResultReader<java.sql.ResultSet,java.lang.String>

Parameters:

resultSet - The result set

name - The name (such as the column name)

Returns:

The float value

readByte

public byte readByte(java.sql.ResultSet resultSet,
                     java.lang.String name)

Description copied from interface: ResultReader

Read a byte value for the given name.

Specified by:

readByte in interface ResultReader<java.sql.ResultSet,java.lang.String>

Parameters:

resultSet - The result set

name - The name (such as the column name)

Returns:

The byte value

readShort

public short readShort(java.sql.ResultSet resultSet,
                       java.lang.String name)

Description copied from interface: ResultReader

Read a short value for the given name.

Specified by:

readShort in interface ResultReader<java.sql.ResultSet,java.lang.String>

Parameters:

resultSet - The result set

name - The name (such as the column name)

Returns:

The short value

readDouble

public double readDouble(java.sql.ResultSet resultSet,
                         java.lang.String name)

Description copied from interface: ResultReader

Read a double value for the given name.

Specified by:

readDouble in interface ResultReader<java.sql.ResultSet,java.lang.String>

Parameters:

resultSet - The result set

name - The name (such as the column name)

Returns:

The double value

readBigDecimal

public java.math.BigDecimal readBigDecimal(java.sql.ResultSet resultSet,
                                           java.lang.String name)

Description copied from interface: ResultReader

Read a BigDecimal value for the given name.

Specified by:

readBigDecimal in interface ResultReader<java.sql.ResultSet,java.lang.String>

Parameters:

resultSet - The result set

name - The name (such as the column name)

Returns:

The BigDecimal value

readBytes

public byte[] readBytes(java.sql.ResultSet resultSet,
                        java.lang.String name)

Description copied from interface: ResultReader

Read a byte[] value for the given name.

Specified by:

readBytes in interface ResultReader<java.sql.ResultSet,java.lang.String>

Parameters:

resultSet - The result set

name - The name (such as the column name)

Returns:

The byte[] value

getRequiredValue

public <T> T getRequiredValue(java.sql.ResultSet resultSet,
                              java.lang.String name,
                              java.lang.Class<T> type)
                       throws DataAccessException

Description copied from interface: ResultReader

Get a value from the given result set for the given name and type.

Specified by:

getRequiredValue in interface ResultReader<java.sql.ResultSet,java.lang.String>

Type Parameters:

T - The generic type

Parameters:

resultSet - The result set

name - The name

type - The type

Returns:

The value

Throws:

DataAccessException - if the value cannot be read