net.nutch.fs
Class HeartbeatData

java.lang.Object
  extended bynet.nutch.fs.HeartbeatData
All Implemented Interfaces:
FSConstants, Writable

public class HeartbeatData
extends Object
implements Writable, FSConstants

Heartbeat data

Author:
Mike Cafarella

Field Summary
 
Fields inherited from interface net.nutch.fs.FSConstants
BLOCK_SIZE, BLOCKREPORT_INTERVAL, CHUNKED_ENCODING, DATANODE_STARTUP_PERIOD, FILE_COMPLETE_FAILED, FILE_COMPLETE_ONGOING, FILE_COMPLETE_SUCCESS, HEARTBEAT_INTERVAL, OP_ACK, OP_BLOCKRECEIVED, OP_BLOCKREPORT, OP_CLIENT_ADDBLOCK, OP_CLIENT_ADDBLOCK_ACK, OP_CLIENT_COMPLETEFILE, OP_CLIENT_COMPLETEFILE_ACK, OP_CLIENT_DELETE, OP_CLIENT_DELETE_ACK, OP_CLIENT_LISTING, OP_CLIENT_LISTING_ACK, OP_CLIENT_OPEN, OP_CLIENT_OPEN_ACK, OP_CLIENT_RENAMETO, OP_CLIENT_RENAMETO_ACK, OP_CLIENT_STARTFILE, OP_CLIENT_STARTFILE_ACK, OP_CLIENT_TRYAGAIN, OP_ERROR, OP_FAILURE, OP_HEARTBEAT, OP_INVALIDATE_BLOCKS, OP_READ_BLOCK, OP_TRANSFERBLOCKS, OP_TRANSFERDATA, OP_WRITE_BLOCK, RUNLENGTH_ENCODING, SYSTEM_STARTUP_PERIOD
 
Constructor Summary
HeartbeatData()
           
HeartbeatData(String name, String machineName, int port, long capacity, long remaining)
           
 
Method Summary
 long getCapacity()
           
 UTF8 getMachineName()
           
 UTF8 getName()
           
 int getPort()
           
 long getRemaining()
           
 void readFields(DataInput in)
          Reads the fields of this object from in.
 void write(DataOutput out)
          Writes the fields of this object to out.
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

HeartbeatData

public HeartbeatData()

HeartbeatData

public HeartbeatData(String name,
                     String machineName,
                     int port,
                     long capacity,
                     long remaining)
Method Detail

write

public void write(DataOutput out)
           throws IOException
Description copied from interface: Writable
Writes the fields of this object to out.

Specified by:
write in interface Writable
Throws:
IOException

readFields

public void readFields(DataInput in)
                throws IOException
Description copied from interface: Writable
Reads the fields of this object from in. For efficiency, implementations should attempt to re-use storage in the existing object where possible.

Specified by:
readFields in interface Writable
Throws:
IOException

getName

public UTF8 getName()

getMachineName

public UTF8 getMachineName()

getPort

public int getPort()

getCapacity

public long getCapacity()

getRemaining

public long getRemaining()


Copyright © 2004 The Nutch Organization.