DataSourceProcessorRunner.java

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/*
 * Autopsy Forensic Browser
 *
 * Copyright 2018 Basis Technology Corp.
 * Contact: carrier <at> sleuthkit <dot> org
 *
 * 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.
 */
package org.sleuthkit.autopsy.testutils;

import java.nio.file.Path;
import java.util.ArrayList;
import java.util.List;
import java.util.UUID;
import javax.annotation.concurrent.Immutable;
import org.sleuthkit.autopsy.corecomponentinterfaces.DataSourceProcessorCallback;
import org.sleuthkit.autopsy.corecomponentinterfaces.DataSourceProcessorProgressMonitor;
import org.sleuthkit.autopsy.datasourceprocessors.AutoIngestDataSourceProcessor;
import org.sleuthkit.datamodel.Content;

public final class DataSourceProcessorRunner {

    public static ProcessorCallback runDataSourceProcessor(AutoIngestDataSourceProcessor processor, Path dataSourcePath) throws AutoIngestDataSourceProcessor.AutoIngestDataSourceProcessorException, InterruptedException {
        DataSourceProcessorProgressMonitor progressMonitor = new ProgressMonitor();
        Object ingestMonitor = new Object();
        ProcessorCallback callBack = new ProcessorCallback(ingestMonitor);
        synchronized (ingestMonitor) {
            processor.process(UUID.randomUUID().toString(), dataSourcePath, progressMonitor, callBack);
            ingestMonitor.wait();
        }
        return callBack;
    }

    private DataSourceProcessorRunner() {
    }

    @Immutable
    public static final class ProcessorCallback extends DataSourceProcessorCallback {

        private final Object monitor;
        private final List<String> errorMessages = new ArrayList<>();
        private final List<Content> dataSourceContent = new ArrayList<>();
        private DataSourceProcessorResult result;

        private ProcessorCallback(Object monitor) {
            this.monitor = monitor;
        }

        @Override
        public void done(DataSourceProcessorCallback.DataSourceProcessorResult result, List<String> errorMessages, List<Content> dataSourceContent) {
            this.errorMessages.addAll(errorMessages);
            this.dataSourceContent.addAll(dataSourceContent);
            this.result = result;
            synchronized (monitor) {
                monitor.notify();
            }
        }

        @Override
        public void doneEDT(DataSourceProcessorCallback.DataSourceProcessorResult result, List<String> errorMessages, List<Content> dataSourceContent) {
            done(result, errorMessages, dataSourceContent);
        }

        public List<String> getErrorMessages() {
            return new ArrayList<>(this.errorMessages);
        }

        public List<Content> getDataSourceContent() {
            return new ArrayList<>(this.dataSourceContent);
        }
        
        public DataSourceProcessorResult getResult() {
            return result;
        }
    }

    @Immutable
    private static final class ProgressMonitor implements DataSourceProcessorProgressMonitor {

        @Override
        public void setIndeterminate(final boolean indeterminate) {
        }

        @Override
        public void setProgress(final int workUnitsCompleted) {
        }

        @Override
        public void setProgressText(final String message) {
        }
    }

}