com.gridsystems.beanfilter
Class CollectionNode

java.lang.Object
  com.gridsystems.beanfilter.EvalValue
      com.gridsystems.beanfilter.EvalNode
          com.gridsystems.beanfilter.CollectionNode

All Implemented Interfaces:

FilterParserConstants

public class CollectionNode
extends EvalNode
implements FilterParserConstants

Collection operations node (contains, in).

Version:

1.0

Author:

Rodrigo Ruiz

Field Summary

Fields inherited from class com.gridsystems.beanfilter.EvalValue

BOOLEAN, COLLECTION, NUMBER, STRING, UNKNOWN, VOID

Fields inherited from interface com.gridsystems.beanfilter.FilterParserConstants

ALLITEMS, AND, ANYITEMS, COMMA, CONTAINS, DEFAULT, DOT, EOF, EQ, ESCAPES, EXPONENT, FALSE, GE, GT, IDENTIFIER, IN, LBRACKET, LE, LIKE, LPAREN, LT, MATCHES, NE, NOT, NULL, NUMBER, OR, RBRACKET, RPAREN, SELECT, SIZEOF, STRING, STRING1, STRING2, THIS, tokenImage, TRUE, WHERE

Constructor Summary

CollectionNode(EvalValue lval, int op, EvalValue rval)
Creates a new instance.

Method Summary

boolean	eval(java.lang.Object src) Evaluates the node.
java.lang.String	toString()

Methods inherited from class com.gridsystems.beanfilter.EvalNode

getClassValue, getValue

Methods inherited from class com.gridsystems.beanfilter.EvalValue

getCharPos, getLinePos

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

CollectionNode

public CollectionNode(EvalValue lval,
                      int op,
                      EvalValue rval)

Creates a new instance.

Parameters:

lval - The left operand

op - The operation

rval - The right operand

Method Detail

eval

public boolean eval(java.lang.Object src)
             throws EvalException

Evaluates the node.

Specified by:

eval in class EvalNode

Parameters:

src - Data source, for dynamic nodes

Returns:

true if src makes true the node

Throws:

EvalException - If an error occurs

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object