Java Doc for SingleLook.java in  » Workflow-Engines » pegasus-2.1.0 » org » griphyn » cPlanner » partitioner » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » Workflow Engines » pegasus 2.1.0 » org.griphyn.cPlanner.partitioner 
Source Cross Reference  Class Diagram Java Document (Java Doc) 


java.lang.Object
   org.griphyn.cPlanner.partitioner.DAXWriter
      org.griphyn.cPlanner.partitioner.SingleLook

SingleLook
public class SingleLook extends DAXWriter (Code)
This class ends up writing a partitioned dax, that corresponds to one partition as defined by the Partitioner. It looks up the dax once when it is initialized, stores it in memory and then refers the memory to look up the job details for the jobs making up a particular partition.
author:
   Karan Vahi
version:
   $Revision: 50 $



Constructor Summary
public  SingleLook(String daxFile, String directory)
     The overloaded constructor.

Method Summary
public  booleanwritePartitionDax(Partition partition, int index)
     It writes out a dax consisting of the jobs as specified in the partition.
Parameters:
  partition - the partition object containing the relations and id'sof the jobs making up the partition.
Parameters:
  index - the index of the partition.


Constructor Detail
SingleLook
public SingleLook(String daxFile, String directory)(Code)
The overloaded constructor.
Parameters:
  daxFile - the path to the dax file that is being partitioned.
Parameters:
  directory - the directory in which the partitioned daxes are to begenerated.




Method Detail
writePartitionDax
public boolean writePartitionDax(Partition partition, int index)(Code)
It writes out a dax consisting of the jobs as specified in the partition.
Parameters:
  partition - the partition object containing the relations and id'sof the jobs making up the partition.
Parameters:
  index - the index of the partition. boolean true if dax successfully generated and written.false in case of error.



Fields inherited from org.griphyn.cPlanner.partitioner.DAXWriter
final public static String PACKAGE_NAME(Code)(Java Doc)
final public static String PARTITION_PREFIX(Code)(Java Doc)
protected String mDaxFile(Code)(Java Doc)
protected LogManager mLogger(Code)(Java Doc)
protected String mPDAXDirectory(Code)(Java Doc)
protected String mPartitionName(Code)(Java Doc)
protected PrintWriter mWriteHandle(Code)(Java Doc)

Methods inherited from org.griphyn.cPlanner.partitioner.DAXWriter
public void close()(Code)(Java Doc)
public static String getPDAXFilename(String daxName, int index)(Code)(Java Doc)
public static String getPDAXFilename(String daxName, int index, boolean addPrefix)(Code)(Java Doc)
public String getPartitionName()(Code)(Java Doc)
public void initializeWriteHandle(int index)(Code)(Java Doc)
public void initializeWriteHandle(String fileName)(Code)(Java Doc)
public static DAXWriter loadInstance(PegasusProperties properties, String daxFile, String directory)(Code)(Java Doc)
public static DAXWriter loadInstance(String className, PegasusProperties properties, String daxFile, String directory) throws FactoryException(Code)(Java Doc)
public void setPartitionName(String daxName)(Code)(Java Doc)
public boolean writePartitionDax(Partition partition)(Code)(Java Doc)
abstract public boolean writePartitionDax(Partition partition, int index)(Code)(Java Doc)
public void writeln(String st)(Code)(Java Doc)

Methods inherited from java.lang.Object
native protected Object clone() throws CloneNotSupportedException(Code)(Java Doc)
public boolean equals(Object obj)(Code)(Java Doc)
protected void finalize() throws Throwable(Code)(Java Doc)
final native public Class getClass()(Code)(Java Doc)
native public int hashCode()(Code)(Java Doc)
final native public void notify()(Code)(Java Doc)
final native public void notifyAll()(Code)(Java Doc)
public String toString()(Code)(Java Doc)
final native public void wait(long timeout) throws InterruptedException(Code)(Java Doc)
final public void wait(long timeout, int nanos) throws InterruptedException(Code)(Java Doc)
final public void wait() throws InterruptedException(Code)(Java Doc)

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