org.jaxen.expr
Class DefaultRelationalExpr

java.lang.Object
  extended byorg.jaxen.expr.DefaultExpr
      extended byorg.jaxen.expr.DefaultBinaryExpr
          extended byorg.jaxen.expr.DefaultTruthExpr
              extended byorg.jaxen.expr.DefaultRelationalExpr
All Implemented Interfaces:
BinaryExpr, Expr, RelationalExpr, java.io.Serializable, Visitable
Direct Known Subclasses:
DefaultGreaterThanEqualExpr, DefaultGreaterThanExpr, DefaultLessThanEqualExpr, DefaultLessThanExpr

abstract class DefaultRelationalExpr
extends DefaultTruthExpr
implements RelationalExpr


Constructor Summary
DefaultRelationalExpr(Expr lhs, Expr rhs)
           
 
Method Summary
protected  boolean bothAreBoolean(java.lang.Object lhs, java.lang.Object rhs)
           
protected  boolean bothAreSets(java.lang.Object lhs, java.lang.Object rhs)
           
protected  boolean eitherIsBoolean(java.lang.Object lhs, java.lang.Object rhs)
           
protected  boolean eitherIsNumber(java.lang.Object lhs, java.lang.Object rhs)
           
protected  boolean eitherIsSet(java.lang.Object lhs, java.lang.Object rhs)
           
 java.lang.Object evaluate(Context context)
           
protected abstract  boolean evaluateDoubleDouble(java.lang.Double lhs, java.lang.Double rhs)
           
private  boolean evaluateObjectObject(java.lang.Object lhs, java.lang.Object rhs, Navigator nav)
           
private  java.lang.Object evaluateSetSet(java.util.List lhsSet, java.util.List rhsSet, Navigator nav)
           
 Expr getLHS()
           
abstract  java.lang.String getOperator()
           
 Expr getRHS()
           
 java.lang.String getText()
           
protected  boolean isBoolean(java.lang.Object obj)
           
protected  boolean isNumber(java.lang.Object obj)
           
protected  boolean isSet(java.lang.Object obj)
           
protected  boolean isString(java.lang.Object obj)
           
protected  boolean setIsEmpty(java.util.List set)
           
 void setLHS(Expr lhs)
           
 void setRHS(Expr rhs)
           
 Expr simplify()
           
 java.lang.String toString()
           
 
Methods inherited from class org.jaxen.expr.DefaultExpr
convertToIterator, convertToList
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
 
Methods inherited from interface org.jaxen.expr.RelationalExpr
getOperator
 
Methods inherited from interface org.jaxen.expr.BinaryExpr
getLHS, getRHS
 
Methods inherited from interface org.jaxen.expr.Expr
getText, simplify
 
Methods inherited from interface org.jaxen.expr.Visitable
accept
 

Constructor Detail

DefaultRelationalExpr

public DefaultRelationalExpr(Expr lhs,
                             Expr rhs)
Method Detail

toString

public java.lang.String toString()
Overrides:
toString in class DefaultTruthExpr

evaluate

public java.lang.Object evaluate(Context context)
                          throws JaxenException
Specified by:
evaluate in interface Expr
Throws:
JaxenException

evaluateSetSet

private java.lang.Object evaluateSetSet(java.util.List lhsSet,
                                        java.util.List rhsSet,
                                        Navigator nav)

evaluateObjectObject

private boolean evaluateObjectObject(java.lang.Object lhs,
                                     java.lang.Object rhs,
                                     Navigator nav)

evaluateDoubleDouble

protected abstract boolean evaluateDoubleDouble(java.lang.Double lhs,
                                                java.lang.Double rhs)

bothAreSets

protected boolean bothAreSets(java.lang.Object lhs,
                              java.lang.Object rhs)

eitherIsSet

protected boolean eitherIsSet(java.lang.Object lhs,
                              java.lang.Object rhs)

isSet

protected boolean isSet(java.lang.Object obj)

setIsEmpty

protected boolean setIsEmpty(java.util.List set)

eitherIsBoolean

protected boolean eitherIsBoolean(java.lang.Object lhs,
                                  java.lang.Object rhs)

bothAreBoolean

protected boolean bothAreBoolean(java.lang.Object lhs,
                                 java.lang.Object rhs)

eitherIsNumber

protected boolean eitherIsNumber(java.lang.Object lhs,
                                 java.lang.Object rhs)

isNumber

protected boolean isNumber(java.lang.Object obj)

isString

protected boolean isString(java.lang.Object obj)

isBoolean

protected boolean isBoolean(java.lang.Object obj)

getLHS

public Expr getLHS()
Specified by:
getLHS in interface BinaryExpr

getRHS

public Expr getRHS()
Specified by:
getRHS in interface BinaryExpr

setLHS

public void setLHS(Expr lhs)

setRHS

public void setRHS(Expr rhs)

getOperator

public abstract java.lang.String getOperator()

getText

public java.lang.String getText()
Specified by:
getText in interface Expr

simplify

public Expr simplify()
Specified by:
simplify in interface Expr
Overrides:
simplify in class DefaultExpr