Package net.spy.memcached.protocol.ascii

Class BaseGetOpImpl

java.lang.Object

net.spy.memcached.compat.SpyObject

net.spy.memcached.protocol.BaseOperationImpl

net.spy.memcached.protocol.ascii.BaseGetOpImpl

All Implemented Interfaces:

Operation

Direct Known Subclasses:

GetAndTouchOperationImpl

public abstract class BaseGetOpImpl
extends BaseOperationImpl

Base class for get and gets handlers.

Field Summary

Fields

Modifier and Type	Field	Description
protected static final byte[]	CRLF

Fields inherited from class net.spy.memcached.protocol.BaseOperationImpl

callback, CANCELLED, notMyVbucketNodes, TIMED_OUT

Constructor Summary

Constructors

Constructor	Description
BaseGetOpImpl(String c, OperationCallback cb, String k)
BaseGetOpImpl(String c, OperationCallback cb, Collection<String> k)

Method Summary

Modifier and Type	Method	Description
protected byte[]	extraBytesAfter()
protected byte[]	extraBytesBefore()
byte[]	getErrorMsg()	Returns the raw bytes of the error message content.
final Collection<String>	getKeys()	Get the keys this GetOperation is looking for.
protected final net.spy.memcached.protocol.ascii.OperationReadType	getReadType()
final void	handleLine(String line)
final void	handleRead(ByteBuffer b)	Handle a raw data read.
final void	initialize()	Initialize this operation.
protected final OperationStatus	matchStatus(String line, OperationStatus... statii)	Match the status line provided against one of the given OperationStatus objects.
void	readFromBuffer(ByteBuffer data)	Read data from the given byte buffer and dispatch to the appropriate read mechanism.
protected final void	setArguments(ByteBuffer bb, Object... args)	Set some arguments for an operation into the given byte buffer.
protected final void	setReadType(net.spy.memcached.protocol.ascii.OperationReadType to)	Set the read type of this operation.
String	toString()
protected final void	wasCancelled()	This is called on each subclass whenever an operation was cancelled.

Methods inherited from class net.spy.memcached.protocol.BaseOperationImpl

addClone, cancel, getBuffer, getCallback, getCloneCount, getException, getHandlingNode, getState, getWriteCompleteTimestamp, handleError, hasErrored, isCancelled, isTimedOut, isTimedOut, isTimedOutUnsent, setBuffer, setCallback, setCloneCount, setHandlingNode, timeOut, transitionState, writeComplete, writing

Methods inherited from class net.spy.memcached.compat.SpyObject

getLogger

Methods inherited from class java.lang.Object

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

Methods inherited from interface net.spy.memcached.ops.Operation

addClone, cancel, getBuffer, getCallback, getCloneCount, getException, getHandlingNode, getState, getWriteCompleteTimestamp, hasErrored, isCancelled, isTimedOut, isTimedOut, isTimedOutUnsent, setCloneCount, setHandlingNode, timeOut, writeComplete, writing

Field Details

CRLF

protected static final byte[] CRLF

Constructor Details

BaseGetOpImpl

public BaseGetOpImpl(String c,
 OperationCallback cb,
 Collection<String> k)

BaseGetOpImpl

public BaseGetOpImpl(String c,
 OperationCallback cb,
 String k)

Method Details

getKeys

public final Collection<String> getKeys()

Get the keys this GetOperation is looking for.

handleLine

public final void handleLine(String line)

handleRead

public final void handleRead(ByteBuffer b)

Description copied from interface: Operation

Handle a raw data read.

Specified by:

handleRead in interface Operation

Overrides:

handleRead in class BaseOperationImpl

initialize

public final void initialize()

Description copied from interface: Operation

Initialize this operation. This is used to prepare output byte buffers and stuff.

Specified by:

initialize in interface Operation

Specified by:

initialize in class BaseOperationImpl

extraBytesBefore

protected byte[] extraBytesBefore()

extraBytesAfter

protected byte[] extraBytesAfter()

wasCancelled

protected final void wasCancelled()

Description copied from class: BaseOperationImpl

This is called on each subclass whenever an operation was cancelled.

Overrides:

wasCancelled in class BaseOperationImpl

toString

public String toString()

Overrides:

toString in class Object

matchStatus

protected final OperationStatus matchStatus(String line,
 OperationStatus... statii)

Match the status line provided against one of the given OperationStatus objects. If none match, return a failure status with the given line.

Parameters:

line - the current line

statii - several status objects

Returns:

the appropriate status object

getReadType

protected final net.spy.memcached.protocol.ascii.OperationReadType getReadType()

setReadType

protected final void setReadType(net.spy.memcached.protocol.ascii.OperationReadType to)

Set the read type of this operation.

setArguments

protected final void setArguments(ByteBuffer bb,
 Object... args)

Set some arguments for an operation into the given byte buffer.

readFromBuffer

public void readFromBuffer(ByteBuffer data)
                    throws IOException

Description copied from interface: Operation

Read data from the given byte buffer and dispatch to the appropriate read mechanism.

Specified by:

readFromBuffer in interface Operation

Specified by:

readFromBuffer in class BaseOperationImpl

Throws:

IOException

getErrorMsg

public byte[] getErrorMsg()

Description copied from interface: Operation

Returns the raw bytes of the error message content.

Specified by:

getErrorMsg in interface Operation

Returns:

the raw error message content.