* Methods that accept path strings do not perform automatic validation to maintain backward compatibility.
 * </p>
 *
 * @author higa
 */
public abstract class FileUtil {

    /**
     * Do not instantiate.
     */
    protected FileUtil() {
    }

    /** The encoding name for UTF-8. */
    private static final String UTF8 = "UTF-8";

    /** Default Buffer Size */

        final File unsafeFile = new File(baseDir, "../../../etc/passwd");

        assertTrue("Safe file should be allowed", FileUtil.isPathSafe(safeFile, baseDir));
        assertFalse("Unsafe file should be blocked", FileUtil.isPathSafe(unsafeFile, baseDir));
    }

    /**
     * Test isPathSafe with path inside base directory
     *
     * @throws Exception
     */
    @Test

import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.codelibs.core.exception.IORuntimeException;
import org.codelibs.core.io.CloseableUtil;
import org.codelibs.core.io.FileUtil;
import org.codelibs.core.io.InputStreamUtil;
import org.codelibs.core.lang.StringUtil;
import org.codelibs.core.timer.TimeoutManager;
import org.codelibs.core.timer.TimeoutTask;
import org.codelibs.fess.crawler.Constants;

            return extractData;
        } catch (final OfficeException e) {
            throw new ExtractException("Could not extract a content.", e);
        } finally {
            FileUtil.deleteInBackground(inputFile);
            FileUtil.deleteInBackground(outputFile);
        }
    }

    /**
     * Gets the output content from the converted file.
     *
     * @param outputFile the converted output file

        } catch (final IOException e) {
            throw new ExtractException("Could not extract a content.", e);
        } finally {
            FileUtil.deleteInBackground(inputFile);
            FileUtil.deleteInBackground(outputFile);
        }
    }

    String getFileName(final String resourceName) {
        final String name = resourceName.replaceAll("/+$", "");
        final int pos = name.lastIndexOf('/');

import java.util.List;
import java.util.Locale;

import org.apache.commons.io.FileUtils;
import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.codelibs.core.io.FileUtil;
import org.codelibs.core.io.ResourceUtil;
import org.codelibs.core.lang.StringUtil;
import org.codelibs.core.misc.Pair;
import org.codelibs.fess.Constants;
import org.codelibs.fess.annotation.Secured;

import java.util.Date;
import java.util.LinkedHashMap;
import java.util.LinkedHashSet;
import java.util.Map;
import java.util.Set;

import org.codelibs.core.exception.IORuntimeException;
import org.codelibs.core.io.FileUtil;
import org.codelibs.fess.crawler.Constants;

/**
 * Represents the response data obtained from a crawled resource.
 * This class encapsulates various details of an HTTP response, including

import java.util.Set;

import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.codelibs.core.io.CloseableUtil;
import org.codelibs.core.io.CopyUtil;
import org.codelibs.core.io.FileUtil;
import org.codelibs.core.io.InputStreamUtil;
import org.codelibs.core.lang.StringUtil;
import org.codelibs.core.timer.TimeoutManager;
import org.codelibs.core.timer.TimeoutTask;
import org.codelibs.fess.crawler.Constants;

import org.apache.tika.sax.SecureContentHandler;
import org.codelibs.core.beans.util.BeanUtil;
import org.codelibs.core.io.CloseableUtil;
import org.codelibs.core.io.CopyUtil;
import org.codelibs.core.io.FileUtil;
import org.codelibs.core.io.PropertiesUtil;
import org.codelibs.core.io.ReaderUtil;
import org.codelibs.core.lang.StringUtil;
import org.codelibs.fess.crawler.Constants;
import org.codelibs.fess.crawler.entity.ExtractData;

import java.util.Set;

import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.codelibs.core.io.CloseableUtil;
import org.codelibs.core.io.CopyUtil;
import org.codelibs.core.io.FileUtil;
import org.codelibs.core.io.InputStreamUtil;
import org.codelibs.core.lang.StringUtil;
import org.codelibs.core.timer.TimeoutManager;
import org.codelibs.core.timer.TimeoutTask;
import org.codelibs.fess.crawler.Constants;