Module datarush.hadoop.core

Package com.actian.dataflow.cal.yarn.client

Class ApplicationResource

java.lang.Object

com.actian.dataflow.cal.yarn.client.ApplicationResource

public class ApplicationResource
extends Object

An application specific resource that is required at run-time on the target execution cluster. Resources are files that must already be present in HDFS on the target cluster. The path to the resource is provided along with metadata about the resource.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static enum	ApplicationResource.ResourceType	The resource type.
static enum	ApplicationResource.ResourceVisibility	Visibility of the resource.

Constructor Summary

Constructors

Constructor	Description
ApplicationResource(String resourcePath)	Construct an application resource using the given path to the resource in the shared repository.
ApplicationResource(String resourcePath, ApplicationResource.ResourceType type, ApplicationResource.ResourceVisibility visibility, boolean addToClasspath, String... classpathEntries)	Construct a new application resource.

Method Summary

Modifier and Type	Method	Description
boolean	equals(Object obj)
List<String>	getClasspathEntries()	Get the list of relative classpath entries.
String	getResourcePath()	Get the resource path
ApplicationResource.ResourceType	getType()	Get the resource type.
ApplicationResource.ResourceVisibility	getVisibility()	Get the resource visibility.
int	hashCode()
boolean	isAddToClasspath()	Gets the indicator of whether or not the resource should be added to container classpath.
String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Details

ApplicationResource

public ApplicationResource(String resourcePath,
 ApplicationResource.ResourceType type,
 ApplicationResource.ResourceVisibility visibility,
 boolean addToClasspath,
 String... classpathEntries)

Construct a new application resource.

Parameters:

resourcePath - path to the resource in a shared repository (i.e. HDFS)

type - the type of resource (either file or archive)

visibility - visibility of the resource in the repository cache

addToClasspath - set to true to add the resource to the classpath

classpathEntries - relative path entries contained within the resource (must be an archive)

ApplicationResource

public ApplicationResource(String resourcePath)

Construct an application resource using the given path to the resource in the shared repository. Defaults to a regular file with application level visibility.

Parameters:

resourcePath - path to the resource in a shared repository (i.e. HDFS)

Method Details

getResourcePath

public String getResourcePath()

Get the resource path

Returns:

resource path

getType

public ApplicationResource.ResourceType getType()

Get the resource type.

Returns:

resource type

getVisibility

public ApplicationResource.ResourceVisibility getVisibility()

Get the resource visibility.

Returns:

resource visibility

isAddToClasspath

public boolean isAddToClasspath()

Gets the indicator of whether or not the resource should be added to container classpath.

Returns:

true implies add to classpath

getClasspathEntries

public List<String> getClasspathEntries()

Get the list of relative classpath entries.

Returns:

list of relative classpath entries.

toString

public String toString()

Overrides:

toString in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

equals

public boolean equals(Object obj)

Overrides:

equals in class Object