java/com/google/gerrit/server/ioutil/HexFormat.java

// Copyright (C) 2018 The Android Open Source Project
//
// 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 com.google.gerrit.server.ioutil;

public class HexFormat {
  public static String fromInt(int id) {
    final char[] r = new char[8];
    for (int p = 7; 0 <= p; p--) {
      final int h = id & 0xf;
      r[p] = h < 10 ? (char) ('0' + h) : (char) ('a' + (h - 10));
      id >>= 4;
    }
    return new String(r);
  }
}