org.apache.ignite.internal.processors.hadoop

Class HadoopHelperImpl

java.lang.Object

org.apache.ignite.internal.processors.hadoop.HadoopHelperImpl

All Implemented Interfaces:

HadoopHelper

public class HadoopHelperImpl
extends Object
implements HadoopHelper

Utility methods for Hadoop classloader required to avoid direct 3rd-party dependencies in class loader.

Constructor Summary

Constructors

Constructor and Description
HadoopHelperImpl() Default constructor.
HadoopHelperImpl(GridKernalContext ctx) Constructor.

Method Summary

Modifier and Type	Method and Description
HadoopClassLoader	commonClassLoader()
boolean	isNoOp()
InputStream	loadClassBytes(ClassLoader ldr, String clsName)
byte[]	loadReplace(InputStream in, String originalName, String replaceName)
String	workDirectory()

Methods inherited from class java.lang.Object

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

Constructor Detail

HadoopHelperImpl

public HadoopHelperImpl()

Default constructor.

HadoopHelperImpl

public HadoopHelperImpl(GridKernalContext ctx)

Constructor.

Parameters:

ctx - Kernal context.

Method Detail

isNoOp

public boolean isNoOp()

Specified by:

isNoOp in interface HadoopHelper

commonClassLoader

public HadoopClassLoader commonClassLoader()

Specified by:

commonClassLoader in interface HadoopHelper

loadReplace

public byte[] loadReplace(InputStream in,
                          String originalName,
                          String replaceName)

Specified by:

loadReplace in interface HadoopHelper

loadClassBytes

@Nullable
public InputStream loadClassBytes(ClassLoader ldr,
                                            String clsName)

Specified by:

loadClassBytes in interface HadoopHelper

workDirectory

public String workDirectory()

Specified by:

workDirectory in interface HadoopHelper