# Package org.apache.cayenne.ejbql

package org.apache.cayenne.ejbql

- Related Packages
  Package
  Description
  org.apache.cayenne
  Contains persistence APIs directly accessible by users.
  org.apache.cayenne.ejbql.parser
- Class
  Description
  EJBQLBaseVisitor
  A noop implementation of the EJBQL visitor that returns same preset boolean value from all methods.
  EJBQLCompiledExpression
  Represents an EJB QL expression "compiled" in the context of a certain mapping.
  EJBQLException
  An exception thrown on errors during parsing EJBQL statements.
  EJBQLExpression
  An abstract EJBQL expression interface.
  EJBQLExpressionVisitor
  A visitor interface to inspect the EJBQL expression tree.
  EJBQLParser
  An abstract definition of EJBQL query parser.
  EJBQLParserFactory
  Creates `EJBQLParser` based on the system settings.