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/*
 * Copyright (c) 2022 Contributors to the Eclipse Foundation
 * Copyright (c) 1997, 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.
 *
 * This Source Code may also be made available under the following Secondary
 * Licenses when the conditions for such availability set forth in the
 * Eclipse Public License v. 2.0 are satisfied: GNU General Public License,
 * version 2 with the GNU Classpath Exception, which is available at
 * https://www.gnu.org/software/classpath/license.html.
 *
 * SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0
 */

package org.glassfish.apf.impl;

import java.lang.annotation.Annotation;
import java.util.HashMap;
import java.util.Map;

import org.glassfish.apf.HandlerProcessingResult;
import org.glassfish.apf.ResultType;

/**
 * @author dochez
 */
public class HandlerProcessingResultImpl implements HandlerProcessingResult {

    Map, ResultType> results;
    ResultType overallResult = ResultType.UNPROCESSED;

    /**
     * Creates a new instance of HandlerProcessingResultImpl
     */
    public HandlerProcessingResultImpl(Map, ResultType> results) {
        this.results = results;
    }


    public HandlerProcessingResultImpl() {
        results = new HashMap<>();
    }


    public static HandlerProcessingResultImpl getDefaultResult(Class annotationType,
        ResultType result) {
        HandlerProcessingResultImpl impl = new HandlerProcessingResultImpl();
        impl.results.put(annotationType, result);
        impl.overallResult = result;
        return impl;
    }


    @Override
    public Map, ResultType> processedAnnotations() {
        return results;
    }


    public void addResult(Class annotationType, ResultType result) {
        if (result.compareTo(overallResult) > 0) {
            overallResult = result;
        }
        results.put(annotationType, result);
    }


    public void addAll(HandlerProcessingResult result) {
        if (result == null) {
            return;
        }
        if (result.getOverallResult().compareTo(overallResult) > 0) {
            overallResult = result.getOverallResult();
        }
        results.putAll(result.processedAnnotations());
    }


    @Override
    public ResultType getOverallResult() {
        return overallResult;
    }

}