com.emc.mongoose.storage.driver.net.base

Class NetStorageDriverBase<I extends com.emc.mongoose.api.model.item.Item,O extends com.emc.mongoose.api.model.io.task.IoTask<I>>

java.lang.Object

com.emc.mongoose.api.model.concurrent.DaemonBase

com.emc.mongoose.storage.driver.base.StorageDriverBase<I,O>

com.emc.mongoose.storage.driver.net.base.NetStorageDriverBase<I,O>

All Implemented Interfaces:

com.emc.mongoose.api.model.concurrent.Daemon, com.emc.mongoose.api.model.storage.StorageDriver<I,O>, NetStorageDriver<I,O>, com.github.akurilov.commons.io.Input<O>, com.github.akurilov.commons.io.Output<O>, io.netty.channel.pool.ChannelPoolHandler, java.io.Closeable, java.lang.AutoCloseable, java.rmi.Remote

public abstract class NetStorageDriverBase<I extends com.emc.mongoose.api.model.item.Item,O extends com.emc.mongoose.api.model.io.task.IoTask<I>>
extends com.emc.mongoose.storage.driver.base.StorageDriverBase<I,O>
implements NetStorageDriver<I,O>, io.netty.channel.pool.ChannelPoolHandler

Created by kurila on 30.09.16.

Nested Class Summary

Nested classes/interfaces inherited from interface com.emc.mongoose.storage.driver.net.base.NetStorageDriver

NetStorageDriver.Transport

Nested classes/interfaces inherited from interface com.emc.mongoose.api.model.concurrent.Daemon

com.emc.mongoose.api.model.concurrent.Daemon.State

Field Summary

Fields

Modifier and Type	Field and Description
protected io.netty.bootstrap.Bootstrap	bootstrap
protected int	connAttemptsLimit
protected java.lang.String[]	storageNodeAddrs
protected int	storageNodePort

Fields inherited from class com.emc.mongoose.storage.driver.base.StorageDriverBase

authTokens, childTasksQueue, concurrencyLevel, concurrencyThrottle, credential, requestAuthTokenFunc, requestNewPathFunc, stepId, verifyFlag

Fields inherited from class com.emc.mongoose.api.model.concurrent.DaemonBase

state, svcCoroutines

Fields inherited from interface com.emc.mongoose.storage.driver.net.base.NetStorageDriver

ATTR_KEY_IOTASK, IO_EXECUTOR_IMPLS, SOCKET_CHANNEL_IMPLS

Fields inherited from interface com.emc.mongoose.api.model.storage.StorageDriver

BUFF_SIZE_MAX, BUFF_SIZE_MIN

Fields inherited from interface com.github.akurilov.commons.io.Input

DELIMITER

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	NetStorageDriverBase(java.lang.String jobName, com.emc.mongoose.api.model.data.DataInput contentSrc, com.emc.mongoose.ui.config.load.LoadConfig loadConfig, com.emc.mongoose.ui.config.storage.StorageConfig storageConfig, boolean verifyFlag)

Method Summary

Modifier and Type	Method and Description
void	adjustIoBuffers(long avgTransferSize, com.emc.mongoose.api.model.io.IoType ioType)
protected void	appendHandlers(io.netty.channel.ChannelPipeline pipeline)
void	channelAcquired(io.netty.channel.Channel channel)
void	channelCreated(io.netty.channel.Channel channel)
void	channelReleased(io.netty.channel.Channel channel)
void	complete(io.netty.channel.Channel channel, O ioTask)
protected NonBlockingConnPool	createConnectionPool()
protected void	doClose()
protected void	doInterrupt()
protected io.netty.channel.Channel	getUnpooledConnection()
protected abstract void	sendRequest(io.netty.channel.Channel channel, io.netty.channel.ChannelPromise channelPromise, O ioTask) Note that the particular implementation should also invoke the sendRequestData(Channel, IoTask) method to send the actual payload (if any).
protected void	sendRequestData(io.netty.channel.Channel channel, O ioTask)
protected int	submit(java.util.List<O> ioTasks)
protected int	submit(java.util.List<O> ioTasks, int from, int to)
protected boolean	submit(O ioTask)

Methods inherited from class com.emc.mongoose.storage.driver.base.StorageDriverBase

await, doShutdown, get, getActiveTaskCount, getAll, getCompletedTaskCount, getConcurrencyLevel, getInput, getScheduledTaskCount, ioTaskCompleted, isIdle, put, put, put, requestNewAuthToken, requestNewPath, skip, toString

Methods inherited from class com.emc.mongoose.api.model.concurrent.DaemonBase

await, close, closeAll, doStart, getState, getSvcCoroutines, interrupt, isClosed, isInterrupted, isShutdown, isStarted, setThreadCount, shutdown, start

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.emc.mongoose.api.model.storage.StorageDriver

get, getActiveTaskCount, getCompletedTaskCount, getConcurrencyLevel, getScheduledTaskCount, isIdle, list, reset

Methods inherited from interface com.emc.mongoose.api.model.concurrent.Daemon

await, await, getState, getSvcCoroutines, interrupt, isClosed, isInterrupted, isShutdown, isStarted, shutdown, start

Methods inherited from interface com.github.akurilov.commons.io.Input

get, getAll, skip

Methods inherited from interface com.github.akurilov.commons.io.Output

getInput, put, put, put

Methods inherited from interface java.io.Closeable

close

Field Detail

storageNodeAddrs

protected final java.lang.String[] storageNodeAddrs

bootstrap

protected final io.netty.bootstrap.Bootstrap bootstrap

storageNodePort

protected final int storageNodePort

connAttemptsLimit

protected final int connAttemptsLimit

Constructor Detail

NetStorageDriverBase

protected NetStorageDriverBase(java.lang.String jobName,
                               com.emc.mongoose.api.model.data.DataInput contentSrc,
                               com.emc.mongoose.ui.config.load.LoadConfig loadConfig,
                               com.emc.mongoose.ui.config.storage.StorageConfig storageConfig,
                               boolean verifyFlag)
                        throws com.emc.mongoose.api.common.exception.UserShootHisFootException,
                               java.lang.InterruptedException

Throws:

com.emc.mongoose.api.common.exception.UserShootHisFootException

java.lang.InterruptedException

Method Detail

createConnectionPool

protected NonBlockingConnPool createConnectionPool()

adjustIoBuffers

public final void adjustIoBuffers(long avgTransferSize,
                                  com.emc.mongoose.api.model.io.IoType ioType)

Specified by:

adjustIoBuffers in interface com.emc.mongoose.api.model.storage.StorageDriver<I extends com.emc.mongoose.api.model.item.Item,O extends com.emc.mongoose.api.model.io.task.IoTask<I>>

getUnpooledConnection

protected io.netty.channel.Channel getUnpooledConnection()
                                                  throws java.net.ConnectException,
                                                         java.lang.InterruptedException

Throws:

java.net.ConnectException

java.lang.InterruptedException

submit

protected boolean submit(O ioTask)
                  throws java.lang.IllegalStateException

Specified by:

submit in class com.emc.mongoose.storage.driver.base.StorageDriverBase<I extends com.emc.mongoose.api.model.item.Item,O extends com.emc.mongoose.api.model.io.task.IoTask<I>>

Throws:

java.lang.IllegalStateException

submit

protected int submit(java.util.List<O> ioTasks,
                     int from,
                     int to)
              throws java.lang.IllegalStateException

Specified by:

submit in class com.emc.mongoose.storage.driver.base.StorageDriverBase<I extends com.emc.mongoose.api.model.item.Item,O extends com.emc.mongoose.api.model.io.task.IoTask<I>>

Throws:

java.lang.IllegalStateException

submit

protected final int submit(java.util.List<O> ioTasks)
                    throws java.lang.IllegalStateException

Specified by:

submit in class com.emc.mongoose.storage.driver.base.StorageDriverBase<I extends com.emc.mongoose.api.model.item.Item,O extends com.emc.mongoose.api.model.io.task.IoTask<I>>

Throws:

java.lang.IllegalStateException

sendRequest

protected abstract void sendRequest(io.netty.channel.Channel channel,
                                    io.netty.channel.ChannelPromise channelPromise,
                                    O ioTask)

Note that the particular implementation should also invoke the sendRequestData(Channel, IoTask) method to send the actual payload (if any).

Parameters:

channel - the channel to send request to

channelPromise - the promise which will be invoked when the request is sent completely

ioTask - the I/O task describing the item and the operation to perform

sendRequestData

protected final void sendRequestData(io.netty.channel.Channel channel,
                                     O ioTask)
                              throws java.io.IOException

Throws:

java.io.IOException

complete

public void complete(io.netty.channel.Channel channel,
                     O ioTask)

Specified by:

complete in interface NetStorageDriver<I extends com.emc.mongoose.api.model.item.Item,O extends com.emc.mongoose.api.model.io.task.IoTask<I>>

channelReleased

public final void channelReleased(io.netty.channel.Channel channel)
                           throws java.lang.Exception

Specified by:

channelReleased in interface io.netty.channel.pool.ChannelPoolHandler

Throws:

java.lang.Exception

channelAcquired

public final void channelAcquired(io.netty.channel.Channel channel)
                           throws java.lang.Exception

Specified by:

channelAcquired in interface io.netty.channel.pool.ChannelPoolHandler

Throws:

java.lang.Exception

channelCreated

public final void channelCreated(io.netty.channel.Channel channel)
                          throws java.lang.Exception

Specified by:

channelCreated in interface io.netty.channel.pool.ChannelPoolHandler

Throws:

java.lang.Exception

appendHandlers

protected void appendHandlers(io.netty.channel.ChannelPipeline pipeline)

doInterrupt

protected final void doInterrupt()
                          throws java.lang.IllegalStateException

Overrides:

doInterrupt in class com.emc.mongoose.storage.driver.base.StorageDriverBase<I extends com.emc.mongoose.api.model.item.Item,O extends com.emc.mongoose.api.model.io.task.IoTask<I>>

Throws:

java.lang.IllegalStateException

doClose

protected void doClose()
                throws java.lang.IllegalStateException,
                       java.io.IOException

Overrides:

doClose in class com.emc.mongoose.storage.driver.base.StorageDriverBase<I extends com.emc.mongoose.api.model.item.Item,O extends com.emc.mongoose.api.model.io.task.IoTask<I>>

Throws:

java.lang.IllegalStateException

java.io.IOException