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/*
 * Copyright (c) 1998, 2018 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 v. 2.0 which is available at
 * http://www.eclipse.org/legal/epl-2.0,
 * or the Eclipse Distribution License v. 1.0 which is available at
 * http://www.eclipse.org/org/documents/edl-v10.php.
 *
 * SPDX-License-Identifier: EPL-2.0 OR BSD-3-Clause
 */

// Contributors:
//     Oracle - initial API and implementation from Oracle TopLink
//      tware - updates for JPA 2.0 specification
package org.eclipse.persistence.internal.jpa.parsing;

import java.util.List;

/**
 * INTERNAL
 * 

Purpose: This interface specifies methods to create parse trees * and parse tree nodes. *

Responsibilities:

    *
  • Used by the EJBQLParser to create an internal representation of an * EJBQL query. *
  • Abstract from concrete parse tree and parse tree node implementation * classes. *
  • The parse is created in a bottom-up fashion. All methods takes any * child nodes for the parse tree node to be created as arguments. It is the * responsibility of the new method to set the parent-child relationship * between the returned node any any of the child nodes passed as arguments. *
*/ public interface NodeFactory { /** Trim specification constants. */ public enum TrimSpecification { LEADING, TRAILING, BOTH } // ------------------------------------------ // Trees // ------------------------------------------ /** */ public Object newSelectStatement(int line, int column, Object select, Object from, Object where, Object groupBy, Object having, Object orderBy); /** */ public Object newUpdateStatement(int line, int column, Object update, Object set, Object where); /** */ public Object newDeleteStatement(int line, int column, Object delete, Object where); // ------------------------------------------ // Top level nodes // ------------------------------------------ /** */ public Object newSelectClause(int line, int column, boolean distinct, List selectExprs); public Object newSelectClause(int line, int column, boolean distinct, List selectExprs, List identifiers); /** */ public Object newFromClause(int line, int column, List varDecls); /** */ public Object newWhereClause(int line, int column, Object condition); /** */ public Object newGroupByClause(int line, int column, List items); /** */ public Object newHavingClause(int line, int column, Object arg); /** */ public Object newOrderByClause(int line, int column, List items); /** */ public Object newUpdateClause(int line, int column, String schema, String variable); /** */ public Object newDeleteClause(int line, int column, String schema, String variable); // ------------------------------------------ // Variable declaration nodes // ------------------------------------------ /** */ public Object newRangeVariableDecl(int line, int column, String schema, String variable); /** */ public Object newJoinVariableDecl(int line, int column, boolean outer, Object path, String variable, Object downcast); /** */ public Object newFetchJoin(int line, int column, boolean outer, Object path); /** */ public Object newCollectionMemberVariableDecl(int line, int column, Object path, String variable); /** */ public Object newVariableDecl(int line, int column, Object path, String variable); // ------------------------------------------ // Identifier and path expression nodes // ------------------------------------------ /** */ public Object newDot(int line, int column, Object left, Object right); /** */ public Object newVariableAccessOrTypeConstant(int line, int column, String identifier); /** */ public Object newAttribute(int line, int column, String identifier); /** */ public Object newQualifiedAttribute(int line, int column, String variable, String attribute); // ------------------------------------------ // Aggregate nodes // ------------------------------------------ /** */ public Object newAvg(int line, int column, boolean ditinct, Object arg); /** */ public Object newMax(int line, int column, boolean ditinct, Object arg); /** */ public Object newMin(int line, int column, boolean ditinct, Object arg); /** */ public Object newSum(int line, int column, boolean ditinct, Object arg); /** */ public Object newCount(int line, int column, boolean ditinct, Object arg); // ------------------------------------------ // Binary expression nodes // ------------------------------------------ /** */ public Object newOr(int line, int column, Object left, Object right); /** */ public Object newAnd(int line, int column, Object left, Object right); /** */ public Object newEquals(int line, int column, Object left, Object right); /** */ public Object newNotEquals(int line, int column, Object left, Object right); /** */ public Object newGreaterThan(int line, int column, Object left, Object right); /** */ public Object newGreaterThanEqual(int line, int column, Object left, Object right); /** */ public Object newLessThan(int line, int column, Object left, Object right); /** */ public Object newLessThanEqual(int line, int column, Object left, Object right); /** */ public Object newPlus(int line, int column, Object left, Object right); /** */ public Object newMinus(int line, int column, Object left, Object right); /** */ public Object newMultiply(int line, int column, Object left, Object right); /** */ public Object newDivide(int line, int column, Object left, Object right); // ------------------------------------------ // Unary expression nodes // ------------------------------------------ /** */ public Object newUnaryPlus(int line, int column, Object arg); /** */ public Object newUnaryMinus(int line, int column, Object arg); /** */ public Object newNot(int line, int column, Object arg); // ------------------------------------------ // Conditional expression nodes // ------------------------------------------ /** */ public Object newBetween(int line, int column, boolean not, Object arg, Object lower, Object upper); /** */ public Object newLike(int line, int column, boolean not, Object string, Object pattern, Object escape) ; /** */ public Object newEscape(int line, int column, Object arg); /** */ public Object newIn(int line, int column, boolean not, Object expr, List items); /** */ public Object newIsNull(int line, int column, boolean not, Object expr); /** */ public Object newIsEmpty(int line, int column, boolean not, Object expr) ; /** */ public Object newMemberOf(int line, int column, boolean not, Object expr, Object collection); // ------------------------------------------ // Parameter nodes // ------------------------------------------ /** */ public Object newPositionalParameter(int line, int colimn, String position); /** */ public Object newNamedParameter(int line, int colimn, String name); // ------------------------------------------ // Literal nodes // ------------------------------------------ /** */ public Object newBooleanLiteral(int line, int column, Object value); /** */ public Object newIntegerLiteral(int line, int column, Object value); /** */ public Object newLongLiteral(int line, int column, Object value); /** */ public Object newFloatLiteral(int line, int column, Object value); /** */ public Object newDoubleLiteral(int line, int column, Object value); /** */ public Object newStringLiteral(int line, int column, Object value); /** */ public Object newNullLiteral(int line, int column); // ------------------------------------------ // Objects for functions returning strings // ------------------------------------------ /** */ public Object newConcat(int line, int column, List objects); /** */ public Object newSubstring(int line, int column, Object string, Object start, Object length); /** */ public Object newTrim(int line, int column, TrimSpecification trimSpec, Object trimChar, Object string); /** */ public Object newLower(int line, int column, Object arg); /** */ public Object newUpper(int line, int column, Object arg); // ------------------------------------------ // Objects for functions returning numerics // ------------------------------------------ /** */ public Object newLocate(int line, int column, Object pattern, Object arg, Object startPos); /** */ public Object newLength(int line, int column, Object arg); /** */ public Object newAbs(int line, int column, Object arg); /** */ public Object newSqrt(int line, int column, Object arg); /** */ public Object newMod(int line, int column, Object left, Object right); /** */ public Object newSize(int line, int column, Object arg); // ------------------------------------------ // Objects for functions returning datetime // ------------------------------------------ /** */ public Object newCurrentDate(int line, int column); /** */ public Object newCurrentTime(int line, int column); /** */ public Object newCurrentTimestamp(int line, int column); // ------------------------------------------ // Custom function // ------------------------------------------ /** */ public Object newFunc(int line, int column, String name, List parameters); // ------------------------------------------ // Subquery nodes // ------------------------------------------ /** */ public Object newSubquery(int line, int column, Object select, Object from, Object where, Object groupBy, Object having); /** */ public Object newExists(int line, int column, boolean not, Object subquery); /** */ public Object newIn(int line, int column, boolean not, Object expr, Object subquery); /** */ public Object newAll(int line, int column, Object subquery); /** */ public Object newAny(int line, int column, Object subquery); /** */ public Object newSome(int line, int column, Object subquery); // ------------------------------------------ // Miscellaneous nodes // ------------------------------------------ /** */ public Object newAscOrdering(int line, int column, Object arg); /** */ public Object newDescOrdering(int line, int column, Object arg); /** */ public Object newConstructor(int line, int colimn, String className, List args); /** */ public Object newSetClause(int line, int colimn, List assignments); /** */ public Object newSetAssignmentClause(int line, int column, Object target, Object value); public Object newKey(int line, int column, Object left); public Object newMapEntry(int line, int column, Object arg); public Object newType(int line, int column, Object left); public Object newCaseClause(int line, int column, Object base, List whenClauses, Object elseClause); public Object newCoalesceClause(int line, int column, List clauses); public Object newNullIfClause(int line, int column, Object left, Object right); public Object newWhenClause(int line, int column, Object conditionClause, Object theClause); public Object newIndex(int line, int column, Object object); public Object newDateLiteral(int line, int column, Object object); public Object newTimeLiteral(int line, int column, Object object); public Object newTimeStampLiteral(int line, int column, Object object); }




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