gr.uoa.di.madgik.hive.plan

Class DataSourceNode

java.lang.Object

gr.uoa.di.madgik.hive.plan.PlanNode

gr.uoa.di.madgik.hive.plan.DataSourceNode

public class DataSourceNode
extends PlanNode

Represents a data source node of the plan that will be the input to the workflow layer

Author:

john.gerbesiotis - DI NKUA

Field Summary

Fields

Modifier and Type	Field and Description
protected String	source the source that will be used as a data source

Fields inherited from class gr.uoa.di.madgik.hive.plan.PlanNode

functionalArgs

Constructor Summary

Constructors

Constructor and Description
DataSourceNode(String source, HashMap<String,String> functionalArgs) Default constructor

Method Summary

Modifier and Type	Method and Description
boolean	equals(Object obj)
String	getSource() getter of the source of the data source
int	hashCode()
void	setInstanceIds(String source) setter for the source of the data source
String	toString()

Methods inherited from class gr.uoa.di.madgik.hive.plan.PlanNode

getFunctionalArgs, getParent, setFunctionalArgs, setParent

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

source

protected String source

the source that will be used as a data source

Constructor Detail

DataSourceNode

public DataSourceNode(String source,
                      HashMap<String,String> functionalArgs)

Default constructor

Parameters:

source - of the data source instances that can answer this node of the plan

functionalArgs - - all the arguments needed from the corresponding data source(for determining the functional behavior) in order to execute this node of the plan.

Method Detail

getSource

public String getSource()

getter of the source of the data source

Returns:

the source

setInstanceIds

public void setInstanceIds(String source)

setter for the source of the data source

Parameters:

source - the source

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

toString

public String toString()

Overrides:

toString in class Object