Style Intelligence v12.0

inetsoft.uql.path.expr
Class VarExpr

java.lang.Object
  extended by inetsoft.uql.path.ConditionExpression
      extended by inetsoft.uql.path.expr.Expr
          extended by inetsoft.uql.path.expr.VarExpr
All Implemented Interfaces:
Serializable

public class VarExpr
extends Expr

A variable expression. It gets its value from the variable table passed into execute().

See Also:
Serialized Form

Field Summary
 
Fields inherited from class inetsoft.uql.path.ConditionExpression
ALL, ANY, SOME
 
Constructor Summary
VarExpr(String name)
          Create a variable expression.
 
Method Summary
 Object execute(XNode tree, VariableTable vars)
          Execute the expression on a data tree.
 Expr[] getExpressions()
          Get the expressions used in this expr.
 String getName()
          Get the variable name.
 String[] getVariables()
          Get all variables used in the condition.
 String toString()
          Get the string representation.
 
Methods inherited from class inetsoft.uql.path.expr.Expr
aggregate, append, booleanValue, compare, compare, doubleValue, getScalar, getScalarString, toArray, toString, toStringNot, toVector
 
Methods inherited from class inetsoft.uql.path.ConditionExpression
parse
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
 

Constructor Detail

VarExpr

public VarExpr(String name)
Create a variable expression.

Method Detail

getName

public String getName()
Get the variable name.


getVariables

public String[] getVariables()
Get all variables used in the condition.

Overrides:
getVariables in class Expr

execute

public Object execute(XNode tree,
                      VariableTable vars)
               throws Exception
Execute the expression on a data tree.

Specified by:
execute in class ConditionExpression
Parameters:
tree - data tree.
vars - variable table.
Throws:
Exception

getExpressions

public Expr[] getExpressions()
Get the expressions used in this expr. This is used for traversal down the expr tree.

Specified by:
getExpressions in class Expr

toString

public String toString()
Get the string representation.

Overrides:
toString in class Object
Returns:
the string representation of the variable expression.

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