com.amazonaws.services.elasticmapreduce.util

Class BootstrapActions.ConfigureDaemons

java.lang.Object

com.amazonaws.services.elasticmapreduce.util.BootstrapActions.ConfigureDaemons

Enclosing class:

BootstrapActions

public class BootstrapActions.ConfigureDaemons
extends Object

Method Summary

Methods

Modifier and Type	Method and Description
BootstrapActionConfig	build() Returns an object which can be used in a RunJobflow call.
BootstrapActions.ConfigureDaemons	withHeapSize(BootstrapActions.Daemon daemon, int megabytes) Set the heap size of a daemon.
BootstrapActions.ConfigureDaemons	withOpts(BootstrapActions.Daemon daemon, String opts) Specify additional Java opts to be included when the daemon starts.
BootstrapActions.ConfigureDaemons	withReplace(boolean replace) Replace the existing hadoop-user-env.sh file if it exists.

Methods inherited from class java.lang.Object

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

Method Detail

withHeapSize

public BootstrapActions.ConfigureDaemons withHeapSize(BootstrapActions.Daemon daemon,
                                             int megabytes)

Set the heap size of a daemon.

Parameters:

daemon - The deamon to configure.

megabytes - The requested heap size of the daemon.

Returns:

A reference to this updated object so that method calls can be chained together.

withOpts

public BootstrapActions.ConfigureDaemons withOpts(BootstrapActions.Daemon daemon,
                                         String opts)

Specify additional Java opts to be included when the daemon starts.

Parameters:

daemon - The daemon to add opts to.

opts - Additional Java command line arguments.

Returns:

A reference to this updated object so that method calls can be chained together.

withReplace

public BootstrapActions.ConfigureDaemons withReplace(boolean replace)

Replace the existing hadoop-user-env.sh file if it exists.

Parameters:

replace - whether the file should be replaced.

Returns:

A reference to this updated object so that method calls can be chained together.

build

public BootstrapActionConfig build()

Returns an object which can be used in a RunJobflow call.

Returns:

an object which can be used in a RunJobflow call.