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/*-
 * ========================LICENSE_START=================================
 * smooks-javabean-cartridge
 * %%
 * Copyright (C) 2020 Smooks
 * %%
 * Licensed under the terms of the Apache License Version 2.0, or
 * the GNU Lesser General Public License version 3.0 or later.
 *
 * SPDX-License-Identifier: Apache-2.0 OR LGPL-3.0-or-later
 *
 * ======================================================================
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 * ======================================================================
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 3 of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 * =========================LICENSE_END==================================
 */
package org.smooks.cartridges.javabean.lifecycle;

import org.smooks.api.ExecutionContext;
import org.smooks.api.bean.context.BeanContext;
import org.smooks.api.lifecycle.PostExecutionLifecycle;
import org.smooks.api.resource.visitor.sax.ng.BeforeVisitor;
import org.w3c.dom.Element;

import jakarta.annotation.PostConstruct;

import javax.inject.Inject;
import java.util.Map.Entry;
import java.util.Set;
import java.util.stream.Collectors;
import java.util.stream.Stream;

/**
 * Bean Result Cleanup resource.
 * 
 * Execution Lifecycle Cleanable resource that performs Java result cleaup.
 *
 * @author [email protected]
 */
public class BeanResultCleanup implements PostExecutionLifecycle, BeforeVisitor {

    @Inject
    protected String[] beanIDs;
    protected Set beanIDSet;

    @PostConstruct
    public void postConstruct() {
        beanIDSet = Stream.of(beanIDs).collect(Collectors.toSet());
    }

    /**
     * Execute the cleanup.
     *
     * @param executionContext The execution context.
     */
    @Override
    public void onPostExecution(ExecutionContext executionContext) {
        BeanContext beanContext = executionContext.getBeanContext();
        Set> beanSet = beanContext.getBeanMap().entrySet();

        for (Entry beanEntry : beanSet) {
            String beanID = beanEntry.getKey();
            if (!beanIDSet.contains(beanID)) {
                beanContext.removeBean(beanID, null);
            }
        }
    }

    @Override
    public void visitBefore(Element element, ExecutionContext executionContext) {

    }
}