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/*******************************************************************************
* Copyright (c) 2006, 2013 Oracle and/or its affiliates. All rights reserved.
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v1.0 and Eclipse Distribution License v. 1.0
* which accompanies this distribution.
* The Eclipse Public License is available at http://www.eclipse.org/legal/epl-v10.html
* and the Eclipse Distribution License is available at
* http://www.eclipse.org/org/documents/edl-v10.php.
*
* Contributors:
* Oracle - initial API and implementation
*
******************************************************************************/
package org.eclipse.persistence.jpa.jpql.parser;
/**
* The query BNF for an arithmetic primary expression.
* <p>
* JPA 1.0
* <div nowrap><b>BNF:</b> <code>arithmetic_primary ::= state_field_path_expression |
* numeric_literal |
* (simple_arithmetic_expression) |
* input_parameter |
* functions_returning_numerics |
* aggregate_expression<p>
*
* JPA 2.0:
* <div nowrap><b>BNF:</b> <code>arithmetic_primary ::= state_field_path_expression |
* numeric_literal |
* (simple_arithmetic_expression) |
* input_parameter |
* functions_returning_numerics |
* aggregate_expression |
* case_expression</code><p>
*
* JPA 2.1:
* <div nowrap><b>BNF:</b> <code>arithmetic_primary ::= state_field_path_expression |
* numeric_literal |
* (arithmetic_expression) |
* input_parameter |
* functions_returning_numerics |
* aggregate_expression |
* case_expression |
* function_invocation |
* (subquery)</code><p>
*
* @version 2.5
* @since 2.3
* @author Pascal Filion
*/
@SuppressWarnings("nls")
public final class ArithmeticPrimaryBNF extends JPQLQueryBNF {
/**
* The unique identifier of this BNF rule.
*/
public static final String ID = "arithmetic_primary";
/**
* Creates a new <code>ArithmeticPrimaryBNF</code>.
*/
public ArithmeticPrimaryBNF() {
super(ID);
}
/**
* {@inheritDoc}
*/
@Override
protected void initialize() {
super.initialize();
setFallbackBNFId(ID);
setFallbackExpressionFactoryId(LiteralExpressionFactory.ID);
registerChild(StateFieldPathExpressionBNF.ID);
registerChild(NumericLiteralBNF.ID);
registerChild(SimpleArithmeticExpressionBNF.ID);
registerChild(InputParameterBNF.ID);
registerChild(FunctionsReturningNumericsBNF.ID);
registerChild(AggregateExpressionBNF.ID);
}
}