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java.lang.Objectorg.apache.hadoop.fs.BlockLocation
public class BlockLocation
| Constructor Summary | |
|---|---|
BlockLocation()
Default Constructor |
|
BlockLocation(String[] names,
String[] hosts,
long offset,
long length)
Constructor with host, name, offset and length |
|
BlockLocation(String[] names,
String[] hosts,
String[] topologyPaths,
long offset,
long length)
Constructor with host, name, network topology, offset and length |
|
| Method Summary | |
|---|---|
String[] |
getHosts()
Get the list of hosts (hostname) hosting this block |
long |
getLength()
Get the length of the block |
String[] |
getNames()
Get the list of names (hostname:port) hosting this block |
long |
getOffset()
Get the start offset of file associated with this block |
String[] |
getTopologyPaths()
Get the list of network topology paths for each of the hosts. |
void |
readFields(DataInput in)
Implement readFields of Writable |
void |
setHosts(String[] hosts)
Set the hosts hosting this block |
void |
setLength(long length)
Set the length of block |
void |
setNames(String[] names)
Set the names (host:port) hosting this block |
void |
setOffset(long offset)
Set the start offset of file associated with this block |
void |
setTopologyPaths(String[] topologyPaths)
Set the network topology paths of the hosts |
String |
toString()
|
void |
write(DataOutput out)
Implement write of Writable |
| Methods inherited from class java.lang.Object |
|---|
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
| Constructor Detail |
|---|
public BlockLocation()
public BlockLocation(String[] names,
String[] hosts,
long offset,
long length)
public BlockLocation(String[] names,
String[] hosts,
String[] topologyPaths,
long offset,
long length)
| Method Detail |
|---|
public String[] getHosts()
throws IOException
IOException
public String[] getNames()
throws IOException
IOException
public String[] getTopologyPaths()
throws IOException
IOExceptionpublic long getOffset()
public long getLength()
public void setOffset(long offset)
public void setLength(long length)
public void setHosts(String[] hosts)
throws IOException
IOException
public void setNames(String[] names)
throws IOException
IOException
public void setTopologyPaths(String[] topologyPaths)
throws IOException
IOException
public void write(DataOutput out)
throws IOException
write in interface Writableout - DataOuput to serialize this object into.
IOException
public void readFields(DataInput in)
throws IOException
readFields in interface Writablein - DataInput to deseriablize this object from.
IOExceptionpublic String toString()
toString in class Object
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