com.asakusafw.runtime.directio

Class DirectInputFragment

java.lang.Object

com.asakusafw.runtime.directio.DirectInputFragment

public final class DirectInputFragment
extends Object

The fragment of each input dataset.

Since:

0.2.5

Constructor Summary

Constructors

Constructor and Description
DirectInputFragment(String path, long offset, long length, List<String> ownerNodeNames) Creates a new instance with no attributes.
DirectInputFragment(String path, long offset, long length, List<String> ownerNodeNames, Map<String,String> attributes) Creates a new instance.

Method Summary

Modifier and Type	Method and Description
Map<String,String>	getAttributes() Returns the extra attributes.
long	getOffset() Returns the byte offset of this fragment.
List<String>	getOwnerNodeNames() Returns the node names of this owners.
String	getPath() Returns the path to this fragment.
long	getSize() Returns the byte length of this fragment.
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

DirectInputFragment

public DirectInputFragment(String path,
                           long offset,
                           long length,
                           List<String> ownerNodeNames)

Creates a new instance with no attributes.

Parameters:

path - the path

offset - the byte offset

length - the byte length

ownerNodeNames - the owner host names

Throws:

IllegalArgumentException - if some parameters were null

DirectInputFragment

public DirectInputFragment(String path,
                           long offset,
                           long length,
                           List<String> ownerNodeNames,
                           Map<String,String> attributes)

Creates a new instance.

Parameters:

path - the path

offset - the byte offset

length - the byte length

ownerNodeNames - the owner host names

attributes - the attributes for each fragments

Throws:

IllegalArgumentException - if some parameters were null

Method Detail

getPath

public String getPath()

Returns the path to this fragment.

Returns:

the path

getOffset

public long getOffset()

Returns the byte offset of this fragment.

Returns:

the offset

getSize

public long getSize()

Returns the byte length of this fragment.

Returns:

the length

getOwnerNodeNames

public List<String> getOwnerNodeNames()

Returns the node names of this owners. Without this owners, this will return an empty list.

Returns:

the node names, or an empty list

getAttributes

public Map<String,String> getAttributes()

Returns the extra attributes.

Returns:

the attributes

toString

public String toString()

Overrides:

toString in class Object