| /* |
| * Copyright (c) 2013, 2021 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 |
| // |
| package org.eclipse.persistence.jpa.tests.jpql.tools; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| import org.eclipse.persistence.jpa.jpql.tools.ContentAssistExtension; |
| import org.eclipse.persistence.jpa.jpql.tools.ContentAssistProposals.ClassType; |
| import org.eclipse.persistence.jpa.tests.jpql.EclipseLinkVersionTools; |
| import static org.eclipse.persistence.jpa.jpql.parser.Expression.*; |
| |
| /** |
| * @version 2.5.1 |
| * @since 2.5 |
| * @author Pascal Filion |
| */ |
| public final class EclipseLinkEclipseLinkContentAssistExtensionTest extends AbstractContentAssistTest { |
| |
| @Override |
| protected ContentAssistExtension buildContentAssistExtension() { |
| return new ContentAssistExtension() { |
| @Override |
| public Iterable<String> classNames(String prefix, ClassType type) { |
| if (type == ClassType.INSTANTIABLE) { |
| return filter(EclipseLinkEclipseLinkContentAssistExtensionTest.this.classNames(), prefix); |
| } |
| return filter(EclipseLinkEclipseLinkContentAssistExtensionTest.this.enumTypes(), prefix); |
| } |
| @Override |
| public Iterable<String> columnNames(String tableName, String prefix) { |
| return filter(EclipseLinkEclipseLinkContentAssistExtensionTest.this.columnNames(tableName), prefix); |
| } |
| @Override |
| public Iterable<String> tableNames(String prefix) { |
| return filter(EclipseLinkEclipseLinkContentAssistExtensionTest.this.tableNames(), prefix); |
| } |
| }; |
| } |
| |
| @Override |
| protected List<String> clauses(String afterIdentifier, String beforeIdentifier, boolean subquery) { |
| |
| List<String> proposals = super.clauses(afterIdentifier, beforeIdentifier, subquery); |
| |
| if (subquery) { |
| return proposals; |
| } |
| |
| if (afterIdentifier == SELECT) { |
| |
| if (beforeIdentifier != FROM && |
| beforeIdentifier != WHERE && |
| beforeIdentifier != GROUP_BY && |
| beforeIdentifier != HAVING && |
| beforeIdentifier != ORDER_BY && |
| beforeIdentifier != UNION && |
| beforeIdentifier != EXCEPT && |
| beforeIdentifier != INTERSECT) { |
| |
| proposals.add(UNION); |
| proposals.add(EXCEPT); |
| proposals.add(INTERSECT); |
| } |
| } |
| else if (afterIdentifier == FROM) { |
| |
| if (beforeIdentifier != WHERE && |
| beforeIdentifier != GROUP_BY && |
| beforeIdentifier != HAVING && |
| beforeIdentifier != ORDER_BY && |
| beforeIdentifier != UNION && |
| beforeIdentifier != EXCEPT && |
| beforeIdentifier != INTERSECT) { |
| |
| proposals.add(UNION); |
| proposals.add(EXCEPT); |
| proposals.add(INTERSECT); |
| } |
| } |
| else if (afterIdentifier == WHERE) { |
| |
| if (beforeIdentifier != GROUP_BY && |
| beforeIdentifier != HAVING && |
| beforeIdentifier != ORDER_BY && |
| beforeIdentifier != UNION && |
| beforeIdentifier != EXCEPT && |
| beforeIdentifier != INTERSECT) { |
| |
| proposals.add(UNION); |
| proposals.add(EXCEPT); |
| proposals.add(INTERSECT); |
| } |
| } |
| else if (afterIdentifier == GROUP_BY) { |
| |
| if (beforeIdentifier != HAVING && |
| beforeIdentifier != ORDER_BY && |
| beforeIdentifier != UNION && |
| beforeIdentifier != EXCEPT && |
| beforeIdentifier != INTERSECT) { |
| |
| proposals.add(UNION); |
| proposals.add(EXCEPT); |
| proposals.add(INTERSECT); |
| } |
| } |
| else if (afterIdentifier == HAVING) { |
| |
| if (beforeIdentifier != ORDER_BY && |
| beforeIdentifier != UNION && |
| beforeIdentifier != EXCEPT && |
| beforeIdentifier != INTERSECT) { |
| |
| proposals.add(UNION); |
| proposals.add(EXCEPT); |
| proposals.add(INTERSECT); |
| } |
| } |
| else if (afterIdentifier == ORDER_BY) { |
| |
| if (beforeIdentifier != UNION && |
| beforeIdentifier != EXCEPT && |
| beforeIdentifier != INTERSECT) { |
| |
| proposals.add(UNION); |
| proposals.add(EXCEPT); |
| proposals.add(INTERSECT); |
| } |
| } |
| |
| return proposals; |
| } |
| |
| @Override |
| protected List<String> fromClauseInternalClauses(String afterIdentifier) { |
| |
| if (EclipseLinkVersionTools.isNewerThan2_4(getGrammar())) { |
| List<String> proposals = new ArrayList<String>(); |
| |
| if (afterIdentifier == FROM) { |
| proposals.addAll(super.fromClauseInternalClauses(FROM)); |
| proposals.add(START_WITH); |
| proposals.add(CONNECT_BY); |
| proposals.add(ORDER_SIBLINGS_BY); |
| proposals.add(AS_OF); |
| } |
| else if (afterIdentifier == JOIN) { |
| proposals.add(START_WITH); |
| proposals.add(CONNECT_BY); |
| proposals.add(ORDER_SIBLINGS_BY); |
| proposals.add(AS_OF); |
| } |
| else if (afterIdentifier == START_WITH) { |
| proposals.add(CONNECT_BY); |
| proposals.add(ORDER_SIBLINGS_BY); |
| proposals.add(AS_OF); |
| } |
| else if (afterIdentifier == CONNECT_BY) { |
| proposals.add(ORDER_SIBLINGS_BY); |
| proposals.add(AS_OF); |
| } |
| else if (afterIdentifier == ORDER_SIBLINGS_BY) { |
| proposals.add(AS_OF); |
| } |
| |
| return proposals; |
| } |
| |
| return super.fromClauseInternalClauses(afterIdentifier); |
| } |
| |
| @Override |
| protected boolean isJoinFetchIdentifiable() { |
| return true; |
| } |
| } |