gerrit-common/src/main/java/com/google/gerrit/common/FormatUtil.java

// Copyright (C) 2015 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.common;

public class FormatUtil {
  public static String elide(String s, int max) {
    if (s == null || s.length() <= max) {
      return s;
    }
    int len = (max - 3) / 2;
    return s.substring(0, len) + "..." + s.substring(s.length() - len);
  }
}