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
concat_lines() {
  if [ -f "$1" ]; then
    echo "`tr -s '\r\n' '  ' < "$1"`"
  fi
}

MAVEN_PROJECTBASEDIR="`find_maven_basedir "$@"`"

import com.google.common.base.Preconditions;
import java.io.IOException;
import java.io.Reader;
import java.util.Iterator;
import javax.annotation.CheckForNull;

/**
 * A {@link Reader} that concatenates multiple readers.
 *
 * @author Bin Zhu
 * @since 1.0
 */
@J2ktIncompatible
@GwtIncompatible
@ElementTypesAreNonnullByDefault
class MultiReader extends Reader {

import com.google.common.base.Preconditions;
import java.io.IOException;
import java.io.Reader;
import java.util.Iterator;
import javax.annotation.CheckForNull;

/**
 * A {@link Reader} that concatenates multiple readers.
 *
 * @author Bin Zhu
 * @since 1.0
 */
@J2ktIncompatible
@GwtIncompatible
@ElementTypesAreNonnullByDefault
class MultiReader extends Reader {

import com.google.common.annotations.J2ktIncompatible;
import java.io.IOException;
import java.io.InputStream;
import java.util.Iterator;
import javax.annotation.CheckForNull;

/**
 * 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
@ElementTypesAreNonnullByDefault

namespace {

// Prefix and suffix to the QuantizationUnit string representation.
constexpr std::string_view kQuantizationUnitPrefix = "QuantizationUnit(";
constexpr std::string_view kQuantizationUnitSuffix = ")";

// Concatenates node name and func name with a "@" separator.
std::string ConcatNodeAndFuncName(std::string_view node_name,
                                  std::string_view func_name) {
  return absl::StrCat(node_name, "@", func_name);
}

import com.google.common.annotations.J2ktIncompatible;
import java.io.IOException;
import java.io.InputStream;
import java.util.Iterator;
import javax.annotation.CheckForNull;

/**
 * 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
@ElementTypesAreNonnullByDefault

// arExportData takes an archive file and returns a ReadSeeker for the
// export data in that file. This assumes that there is only one
// object in the archive containing export data, which is not quite
// what gccgo does; gccgo concatenates together all the export data
// for all the objects in the file.  In practice that case does not arise.
func arExportData(archive io.ReadSeeker) (io.ReadSeeker, error) {
	if _, err := archive.Seek(0, io.SeekStart); err != nil {

	if err != nil {
		return nil, fmt.Errorf("failed to decode packages: %v", err)
	}

	return packages, nil
}

func decodePackages(r io.Reader) ([]Package, error) {
	// `go list -json` concatenates package definitions
	// instead of emitting a single valid JSON, so we
	// need to stream the output to decode it into the
	// data we are looking for instead of just using a
	// simple JSON decoder on stdout

    return Platform.newArray(reference, length);
  }

  /**
   * Returns a new array that contains the concatenated contents of two arrays.
   *
   * @param first the first array of elements to concatenate
   * @param second the second array of elements to concatenate
   * @param type the component type of the returned array
   */
  @GwtIncompatible // Array.newInstance(Class, int)

// each config will result in a final dest rule set (*.foo.com, and *.com).
//
// The following is the merge logic:
// 1. Unique subsets (based on subset name) are concatenated to the original rule's list of subsets
// 2. If the original rule did not have any top level traffic policy, traffic policies from the new rule will be
// used.