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A web service test double for all occasions - standalone edition

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/*
 * Copyright (C) 2011-2021 Thomas Akehurst
 *
 * 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.github.tomakehurst.wiremock.common;

import java.util.Random;

public class VeryShortIdGenerator implements IdGenerator {

  private static final String CHARS =
      "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789";

  public String generate() {
    final StringBuilder sb = new StringBuilder();
    for (int i = 0; i < 5; i++) {
      sb.append(randomChar());
    }

    return sb.toString();
  }

  private static char randomChar() {
    final Random random = new Random();
    final int index = random.nextInt(CHARS.length());
    return CHARS.charAt(index);
  }
}