/******************************************************************************* | |
* 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); | |
} | |
} |