#!/bin/bash # # Copyright 2015 Google, Inc. All Rights Reserved. # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. # # This code is free software; you can redistribute it and/or modify it # under the terms of the GNU General Public License version 2 only, as # published by the Free Software Foundation. # # This code is distributed in the hope that it will be useful, but WITHOUT # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or # FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License # version 2 for more details (a copy is included in the LICENSE file that # accompanied this code). # # You should have received a copy of the GNU General Public License version # 2 along with this work; if not, write to the Free Software Foundation, # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. # # Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA # or visit www.oracle.com if you need additional information or have any # questions.
usage() {
( echo"$0 DIR ..." echo"Modifies in place all the java source files found" echo"in the given directories so that all java language modifiers" echo"are in the canonical order given by Modifier#toString()." echo"Tries to get it right even within javadoc comments," echo"and even if the list of modifiers spans 2 lines." echo echo"See:" echo"https://docs.oracle.com/javase/8/docs/api/java/lang/reflect/Modifier.html#toString-int-" echo echo"Example:" echo"$0 jdk/src/java.base jdk/test/java/{util,io,lang}"
) >&2
exit 1
}
set -eu
declare -ar dirs=("$@")
[[ "${#dirs[@]}" > 0 ]] || usage for dir in "${dirs[@]}"; do [[ -d "$dir" ]] || usage; done
declare -ar modifiers=(
public protected private
abstract static final transient
volatile synchronized native strictfp
)
declare -r SAVE_IFS="$IFS" for ((i = 3; i < "${#modifiers[@]}"; i++)); do
IFS='|'; x="${modifiers[*]:0:i}" y="${modifiers[*]:i}"; IFS="$SAVE_IFS" if [[ -n "$x" && -n "$y" ]]; then
find "${dirs[@]}" -name '*.java' -type f -print0 | \
xargs -0 perl -0777 -p -i -e \ "do {} while s/^([A-Za-z@* ]*)\b($y)(\s|(?:\s|\n\s+\*)*\s)($x)\b/\1\4\3\2/mg" fi done
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