Package com.emc.mongoose.base.storage.driver

Class StorageDriverBase<I extends Item,O extends Operation<I>>

java.lang.Object

com.github.akurilov.commons.concurrent.AsyncRunnableBase

com.emc.mongoose.base.concurrent.DaemonBase

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

All Implemented Interfaces:

Daemon, StorageDriver<I,O>, com.github.akurilov.commons.concurrent.AsyncRunnable, com.github.akurilov.commons.io.Output<O>, java.lang.AutoCloseable, java.rmi.Remote, java.util.function.Consumer<O>

public abstract class StorageDriverBase<I extends Item,O extends Operation<I>>
extends DaemonBase
implements StorageDriver<I,O>

Created by kurila on 11.07.16.

Nested Class Summary

Nested classes/interfaces inherited from interface com.github.akurilov.commons.concurrent.AsyncRunnable

com.github.akurilov.commons.concurrent.AsyncRunnable.State

Field Summary

Fields

Modifier and Type	Field	Description
protected java.util.concurrent.ConcurrentMap<Credential,java.lang.String>	authTokens
protected int	concurrencyLimit
protected Credential	credential
protected int	ioWorkerCount
protected java.lang.String	namespace
protected java.util.concurrent.ConcurrentMap<java.lang.String,Credential>	pathToCredMap
protected java.util.function.Function<Credential,java.lang.String>	requestAuthTokenFunc
protected java.util.function.Function<java.lang.String,java.lang.String>	requestNewPathFunc
protected java.lang.String	stepId
protected boolean	verifyFlag

Fields inherited from interface com.emc.mongoose.base.storage.driver.StorageDriver

BUFF_SIZE_MAX, BUFF_SIZE_MIN

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	StorageDriverBase(java.lang.String stepId, DataInput itemDataInput, com.github.akurilov.confuse.Config storageConfig, boolean verifyFlag)

Method Summary

Modifier and Type	Method	Description
int	concurrencyLimit()
protected void	doClose()
com.github.akurilov.commons.io.Input<O>	getInput()
protected boolean	handleCompleted(O op)
void	operationResultOutput(com.github.akurilov.commons.io.Output<O> opResultOut)
protected boolean	prepare(O op)
protected abstract java.lang.String	requestNewAuthToken(Credential credential)
protected abstract java.lang.String	requestNewPath(java.lang.String path)
java.lang.String	toString()

Methods inherited from class com.emc.mongoose.base.concurrent.DaemonBase

close, closeAll

Methods inherited from class com.github.akurilov.commons.concurrent.AsyncRunnableBase

await, await, doShutdown, doStart, doStop, isClosed, isInitial, isShutdown, isStarted, isStopped, shutdown, start, state, stop

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.github.akurilov.commons.concurrent.AsyncRunnable

await, await, isClosed, isInitial, isShutdown, isStarted, isStopped, shutdown, start, state

Methods inherited from interface java.util.function.Consumer

andThen

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

accept

Methods inherited from interface com.emc.mongoose.base.storage.driver.StorageDriver

activeOpCount, adjustIoBuffers, close, completedOpCount, isIdle, list, put, put, put, scheduledOpCount, stop

Field Detail

stepId

protected final java.lang.String stepId

concurrencyLimit

protected final int concurrencyLimit

ioWorkerCount

protected final int ioWorkerCount

namespace

protected final java.lang.String namespace

credential

protected final Credential credential

verifyFlag

protected final boolean verifyFlag

pathToCredMap

protected final java.util.concurrent.ConcurrentMap<java.lang.String,Credential> pathToCredMap

requestNewPathFunc

protected java.util.function.Function<java.lang.String,java.lang.String> requestNewPathFunc

authTokens

protected final java.util.concurrent.ConcurrentMap<Credential,java.lang.String> authTokens

requestAuthTokenFunc

protected java.util.function.Function<Credential,java.lang.String> requestAuthTokenFunc

Constructor Detail

StorageDriverBase

protected StorageDriverBase(java.lang.String stepId,
                            DataInput itemDataInput,
                            com.github.akurilov.confuse.Config storageConfig,
                            boolean verifyFlag)
                     throws IllegalConfigurationException

Throws:

IllegalConfigurationException

Method Detail

operationResultOutput

public final void operationResultOutput(com.github.akurilov.commons.io.Output<O> opResultOut)

Specified by:

operationResultOutput in interface StorageDriver<I extends Item,O extends Operation<I>>

requestNewPath

protected abstract java.lang.String requestNewPath(java.lang.String path)

requestNewAuthToken

protected abstract java.lang.String requestNewAuthToken(Credential credential)

prepare

protected boolean prepare(O op)

handleCompleted

protected boolean handleCompleted(O op)

concurrencyLimit

public final int concurrencyLimit()

Specified by:

concurrencyLimit in interface StorageDriver<I extends Item,O extends Operation<I>>

Returns:

0 if the concurrency is not limited

getInput

public com.github.akurilov.commons.io.Input<O> getInput()

Specified by:

getInput in interface com.github.akurilov.commons.io.Output<I extends Item>

doClose

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

Overrides:

doClose in class com.github.akurilov.commons.concurrent.AsyncRunnableBase

Throws:

java.io.IOException

java.lang.IllegalStateException

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object