Package org.apache.hadoop.yarn.nodelabels.store.op

Class ReplaceNodeToAttributeLogOp

java.lang.Object

org.apache.hadoop.yarn.nodelabels.store.op.FSNodeStoreLogOp<NodeAttributesManager>

org.apache.hadoop.yarn.nodelabels.store.op.ReplaceNodeToAttributeLogOp

All Implemented Interfaces:

StoreOp<OutputStream,InputStream,NodeAttributesManager>

public class ReplaceNodeToAttributeLogOp
extends FSNodeStoreLogOp<NodeAttributesManager>

File system replace node attribute from node operation.

Field Summary

Fields

Modifier and Type	Field	Description
static final int	OPCODE

Constructor Summary

Constructors

Constructor	Description
ReplaceNodeToAttributeLogOp()

Method Summary

Modifier and Type	Method	Description
int	getOpCode()
void	recover(InputStream is, NodeAttributesManager mgr)	Read and populate StoreOp.
ReplaceNodeToAttributeLogOp	setAttributes(List<org.apache.hadoop.yarn.server.api.protocolrecords.NodeToAttributes> attrs)
void	write(OutputStream os, NodeAttributesManager mgr)	Write operation to persistent storage.

Methods inherited from class org.apache.hadoop.yarn.nodelabels.store.op.FSNodeStoreLogOp

getNodeToAttributesMap

Methods inherited from class java.lang.Object

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

Field Details

OPCODE

public static final int OPCODE

See Also:

• Constant Field Values

Constructor Details

ReplaceNodeToAttributeLogOp

public ReplaceNodeToAttributeLogOp()

Method Details

write

public void write(OutputStream os,
 NodeAttributesManager mgr)
           throws IOException

Description copied from interface: StoreOp

Write operation to persistent storage.

Parameters:

os - write to be done to

mgr - manager used by store

Throws:

IOException - io error occur.

recover

public void recover(InputStream is,
 NodeAttributesManager mgr)
             throws IOException

Description copied from interface: StoreOp

Read and populate StoreOp.

Parameters:

is - read to be done from

mgr - manager used by store

Throws:

IOException - io error occur.

setAttributes

public ReplaceNodeToAttributeLogOp setAttributes(List<org.apache.hadoop.yarn.server.api.protocolrecords.NodeToAttributes> attrs)

getOpCode

public int getOpCode()

Specified by:

getOpCode in class FSNodeStoreLogOp<NodeAttributesManager>