import org.gradle.api.tasks.OutputFile;
import org.gradle.api.tasks.TaskAction;

/**
 * Concatenates a list of files into one and removes duplicate lines.
 */
public class ConcatFilesTask extends DefaultTask {

    public ConcatFilesTask() {
        setDescription("Concat a list of files into one.");
    }

    /** List of files to concatenate */
    private FileTree files;

    /** line to add at the top of the target file */

import com.google.common.annotations.J2ktIncompatible;
import java.io.IOException;
import java.io.InputStream;
import java.util.Iterator;
import org.jspecify.annotations.Nullable;

/**
 * An {@link InputStream} that concatenates multiple substreams. At most one stream will be open at
 * a time.
 *
 * @author Chris Nokleberg
 * @since 1.0
 */
@J2ktIncompatible
@GwtIncompatible
final class MultiInputStream extends InputStream {

   * @return a {@code CharSource} containing the concatenated data
   * @since 15.0
   */
  public static CharSource concat(Iterable<? extends CharSource> sources) {
    return new ConcatenatedCharSource(sources);
  }

  /**
   * Concatenates multiple {@link CharSource} instances into a single source. Streams returned from
   * the source will contain the concatenated data from the streams of the underlying sources.
   *

        verify(cifsContext, atLeastOnce()).getConfig();
        verify(configuration, atLeastOnce()).getOemEncoding();
    }

    @Test
    @DisplayName("E: splits 7-byte keys into 8-byte DES blocks and concatenates")
    void testE_blockSplitConsistency() throws ShortBufferException {
        // Arrange
        byte[] key14 = hex("01020304050607 11121314151617"); // two 7-byte chunks

   * @return a {@code ByteSource} containing the concatenated data
   * @since 15.0
   */
  public static ByteSource concat(Iterable<? extends ByteSource> sources) {
    return new ConcatenatedByteSource(sources);
  }

  /**
   * Concatenates multiple {@link ByteSource} instances into a single source. Streams returned from
   * the source will contain the concatenated data from the streams of the underlying sources.
   *

    fi
    # workaround for JBEAP-8937 (on Solaris 10/Sparc)
    if [ -d "${wdir}" ]; then
      wdir=`cd "$wdir/.."; pwd`
    fi
    # end of workaround
  done
  echo "${basedir}"
}

# concatenates all lines of a file
concat_lines() {
  if [ -f "$1" ]; then
    echo "$(tr -s '\n' ' ' < "$1")"
  fi
}

BASE_DIR=`find_maven_basedir "$(pwd)"`
if [ -z "$BASE_DIR" ]; then
  exit 1;
fi

        exit 1
      fi
      break
    fi
    if [ "$arg" = "-f" -o "$arg" = "--file" ]; then
      found_file_switch=1
    fi
  done
  echo "$basedir"
)
}

# concatenates all lines of a file and replaces variables
# Uses Java-based parser to handle all special characters correctly
# This avoids shell parsing issues with pipes, quotes, @, and other special characters

        return BeanUtil.copyBeanToNewBean(src, destClass);
    }

    /**
     * Builds a comprehensive error message from a throwable and its causes.
     * This method traverses the cause chain and concatenates all error messages.
     *
     * @param t the throwable to build message from
     * @return a string containing all error messages in the cause chain
     */

        byte[] h = new byte[4];
        h[0] = (byte) SessionServicePacket.SESSION_KEEP_ALIVE;
        h[1] = h[2] = h[3] = 0;
        return h;
    }

    /**
     * Concatenates multiple byte arrays into a single array.
     */
    private static byte[] concat(byte[]... arrays) {
        int total = 0;
        for (byte[] a : arrays) {
            total += a.length;
        }

        return StringUtil.replace(className, ".", "/") + ".class";
    }

    /**
     * Concatenates elements of a class name.
     *
     * @param s1
     *            The first element of the class name
     * @param s2
     *            The second element of the class name
     * @return The concatenated name
     */
    public static String concatName(final String s1, final String s2) {