FileIngestModuleProcessTerminator.java

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/*
 * Autopsy Forensic Browser
 *
 * Copyright 2011-2016 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.ingest;
 
import org.sleuthkit.autopsy.coreutils.ExecUtil;
import org.sleuthkit.autopsy.coreutils.ExecUtil.ProcessTerminator;

public final class FileIngestModuleProcessTerminator implements ProcessTerminator {
 
    private final IngestJobContext context;
    private ExecUtil.TimedProcessTerminator timedTerminator;
    private ProcTerminationCode terminationCode;

    public FileIngestModuleProcessTerminator(IngestJobContext context) {
        this.context = context;
        this.terminationCode = ProcTerminationCode.NONE;
    }

    public FileIngestModuleProcessTerminator(IngestJobContext context, long maxRunTimeInSeconds) {
        this(context);
        this.timedTerminator = new ExecUtil.TimedProcessTerminator(maxRunTimeInSeconds);
    }

    public FileIngestModuleProcessTerminator(IngestJobContext context, boolean useGlobalTimeOut) {
        this(context);
        if (useGlobalTimeOut) {
            this.timedTerminator = new ExecUtil.TimedProcessTerminator();
        }
    }
 
    @Override
    public boolean shouldTerminateProcess() {
 
        if (this.context.fileIngestIsCancelled()) {
            this.terminationCode = ProcTerminationCode.CANCELATION;
            return true;
        }
 
        if (this.timedTerminator != null && this.timedTerminator.shouldTerminateProcess()) {
            this.terminationCode = ProcTerminationCode.TIME_OUT;
            return true;
        }
 
        return false;
    }

    public ProcTerminationCode getTerminationCode() {
        return this.terminationCode;
    }
}