com.h3c.util.persistence.cassandra.entitymgr.column

Class ColumnCommand<K extends Serializable & Comparable<K>,E>

java.lang.Object

com.h3c.util.persistence.cassandra.entitymgr.column.ColumnCommand<K,E>

Type Parameters:

K - type of the column key or name

E - type of the command result

Direct Known Subclasses:

ColumnCommandAdapter

public abstract class ColumnCommand<K extends Serializable & Comparable<K>,E>
extends Object

Command that expects a column as input.

This class is not thread safe.

Constructor Summary

Constructors

Constructor and Description
ColumnCommand()

Method Summary

Methods

Modifier and Type	Method and Description
E	execute(Column<K,?> column) Executes the command.
protected abstract E	getResult(BooleanColumn<K> column) Specific execution of the command.
protected abstract E	getResult(ByteArrayColumn<K> column) Specific execution of the command.
protected abstract E	getResult(ByteColumn<K> column) Specific execution of the command.
protected abstract E	getResult(CustomColumn<K,?> column) Specific execution of the command.
protected abstract E	getResult(DateColumn<K> column) Specific execution of the command.
protected abstract E	getResult(DoubleColumn<K> column) Specific execution of the command.
protected abstract E	getResult(EnumColumn<K,? extends Enum<?>> column) Specific execution of the command.
protected abstract E	getResult(FloatColumn<K> column) Specific execution of the command.
protected abstract E	getResult(IntegerColumn<K> column) Specific execution of the command.
protected abstract E	getResult(LongColumn<K> column) Specific execution of the command.
protected abstract E	getResult(StringColumn<K> column) Specific execution of the command.
protected abstract E	getResult(ValuelessColumn<K> column) Specific execution of the command.

Methods inherited from class java.lang.Object

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

Constructor Detail

ColumnCommand

public ColumnCommand()

Method Detail

execute

public E execute(Column<K,?> column)

Executes the command.

Parameters:

column - command input

Returns:

the command execution result

getResult

protected abstract E getResult(BooleanColumn<K> column)

Specific execution of the command.

Parameters:

column - command input

Returns:

the command execution result

getResult

protected abstract E getResult(ByteColumn<K> column)

Specific execution of the command.

Parameters:

column - command input

Returns:

the command execution result

getResult

protected abstract E getResult(ByteArrayColumn<K> column)

Specific execution of the command.

Parameters:

column - command input

Returns:

the command execution result

getResult

protected abstract E getResult(DateColumn<K> column)

Specific execution of the command.

Parameters:

column - command input

Returns:

the command execution result

getResult

protected abstract E getResult(DoubleColumn<K> column)

Specific execution of the command.

Parameters:

column - command input

Returns:

the command execution result

getResult

protected abstract E getResult(FloatColumn<K> column)

Specific execution of the command.

Parameters:

column - command input

Returns:

the command execution result

getResult

protected abstract E getResult(IntegerColumn<K> column)

Specific execution of the command.

Parameters:

column - command input

Returns:

the command execution result

getResult

protected abstract E getResult(LongColumn<K> column)

Specific execution of the command.

Parameters:

column - command input

Returns:

the command execution result

getResult

protected abstract E getResult(StringColumn<K> column)

Specific execution of the command.

Parameters:

column - command input

Returns:

the command execution result

getResult

protected abstract E getResult(EnumColumn<K,? extends Enum<?>> column)

Specific execution of the command.

Parameters:

column - command input

Returns:

the command execution result

getResult

protected abstract E getResult(CustomColumn<K,?> column)

Specific execution of the command.

Parameters:

column - command input

Returns:

the command execution result

getResult

protected abstract E getResult(ValuelessColumn<K> column)

Specific execution of the command.

Parameters:

column - command input

Returns:

the command execution result