Java Globus API: Class NameValue
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org.globus.rsl
Class NameValue

java.lang.Object
  |
  +--org.globus.rsl.NameValue
Direct Known Subclasses:
Bindings, NameOpValue
public abstract class NameValue
extends Object

This class represents an attribute that is associated with multiple values.

Field Summary
protected  String attribute
           
protected  List values
           
 
Constructor Summary
NameValue(String attribute)
           
 
Method Summary
 void clear()
          Removes all values associated with the attribute.
 String getAttribute()
          Returns the attribute name.
 Object getFirstValue()
          Returns the first value (if any) in the list.
 List getValues()
          Returns the list of values.
 boolean merge(NameValue nv)
           
 boolean remove(Object value)
          Removes a specific value from the list of values.
 void setAttribute(String attrib)
          Sets the attribute name.
 void setValues(List values)
          Sets the list of values.
 String toRSL(boolean explicitConcat)
          Returns a RSL representation of this relation.
abstract  void toRSL(StringBuffer buf, boolean explicitConcat)
          Produces a RSL representation of this relation.
 String toString()
           
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
 

Field Detail

attribute

protected String attribute

values

protected List values
Constructor Detail

NameValue

public NameValue(String attribute)
Method Detail

setAttribute

public void setAttribute(String attrib)
Sets the attribute name.
Parameters:
attrib - the attribute name.

setValues

public void setValues(List values)
Sets the list of values.
Parameters:
values - list of values.

getAttribute

public String getAttribute()
Returns the attribute name.
Returns:
the attribute name.

getValues

public List getValues()
Returns the list of values.
Returns:
list of values.

clear

public void clear()
Removes all values associated with the attribute.

remove

public boolean remove(Object value)
Removes a specific value from the list of values. The value must be matched exactly to be removed from the list.
Parameters:
value - value to remove.
Returns:
true if the value was successfuly removed from the list of values. False, otherwise.

toRSL

public String toRSL(boolean explicitConcat)
Returns a RSL representation of this relation.
Parameters:
explicitConcat - if true explicit concatination will be used in RSL strings.
Returns:
RSL representation of this relation.

toRSL

public abstract void toRSL(StringBuffer buf,
                           boolean explicitConcat)
Produces a RSL representation of this relation.
Parameters:
buf - buffer to add the RSL representation to.
explicitConcat - if true explicit concatination will be used in RSL strings.

getFirstValue

public Object getFirstValue()
Returns the first value (if any) in the list.
Returns:
the first value. Null, if there is no values at all.

merge

public boolean merge(NameValue nv)

toString

public String toString()
Overrides:
toString in class Object
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