org.eclipse.persistence.jpa.jpql.DefaultJPQLQueryProblem Maven / Gradle / Ivy

Go to download
Show more of this group Show more artifacts with this name
Show all versions of eclipselink Show documentation
EclipseLink build based upon Git transaction f2b9fc5
There is a newer version: 5.0.0-B03
/*
 * Copyright (c) 2006, 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.jpql;

import java.util.Arrays;
import org.eclipse.persistence.jpa.jpql.parser.Expression;

/**
 * The default implementation of {@link JPQLQueryProblem}.
 *
 * @version 2.4
 * @since 2.3
 * @author Pascal Filion
 */
@SuppressWarnings("nls")
final class DefaultJPQLQueryProblem implements JPQLQueryProblem {

    /**
     * The position where the problem ends, inclusively.
     */
    private int endIndex;

    /**
     * The {@link Expression} that is either not following the BNF grammar or that has semantic problems.
     */
    private Expression expression;

    /**
     * The list of arguments that can be used to format the localized description of the problem.
     */
    private String[] messageArguments;

    /**
     * The key used to retrieve the localized message describing the problem.
     */
    private String messageKey;

    /**
     * The position where the problem ends.
     */
    private int startIndex;

    /**
     * Creates a new DefaultJPQLQueryProblem.
     *
     * @param expression The {@link Expression} that is either not following the BNF grammar or that
     * has semantic problems
     * @param startIndex The position where the problem was encountered
     * @param endIndex The position where the problem ends, inclusively
     * @param messageKey The key used to retrieve the localized message describing the problem
     * @param messageArguments The list of arguments that can be used to format the localized
     * description of the problem
     */
    DefaultJPQLQueryProblem(Expression expression,
                            int startIndex,
                            int endIndex,
                            String messageKey,
                            String... messageArguments) {
        super();

        this.startIndex       = startIndex;
        this.endIndex         = endIndex;
        this.expression       = expression;
        this.messageKey       = messageKey;
        this.messageArguments = messageArguments;
    }

    @Override
    public int getEndPosition() {
        return endIndex;
    }

    @Override
    public Expression getExpression() {
        return expression;
    }

    @Override
    public String[] getMessageArguments() {
        return messageArguments;
    }

    @Override
    public String getMessageKey() {
        return messageKey;
    }

    @Override
    public int getStartPosition() {
        return startIndex;
    }

    @Override
    public String toString() {
        StringBuilder sb = new StringBuilder();
        sb.append("messageKey=");
        sb.append(messageKey);
        sb.append(", messageArguments=");
        sb.append(Arrays.toString(messageArguments));
        sb.append(", position=[");
        sb.append(startIndex);
        sb.append(", ");
        sb.append(endIndex);
        sb.append("], query=");
        sb.append(expression);
        return sb.toString();
    }
}