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A web service test double for all occasions - standalone edition

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/*
 * Copyright (C) 2019-2021 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.extension.responsetemplating;

import com.github.tomakehurst.wiremock.http.ResponseDefinition;
import java.util.Objects;

public class HttpTemplateCacheKey {

  public enum ResponseElement {
    BODY,
    PROXY_URL,
    HEADER
  }

  private final ResponseDefinition responseDefinition;
  private final ResponseElement element;
  private final String name;
  private final Integer index;

  public static HttpTemplateCacheKey forInlineBody(ResponseDefinition responseDefinition) {
    return new HttpTemplateCacheKey(responseDefinition, ResponseElement.BODY, "[inlineBody]", null);
  }

  public static HttpTemplateCacheKey forFileBody(
      ResponseDefinition responseDefinition, String filename) {
    return new HttpTemplateCacheKey(responseDefinition, ResponseElement.BODY, filename, null);
  }

  public static HttpTemplateCacheKey forHeader(
      ResponseDefinition responseDefinition, String headerName, int valueIndex) {
    return new HttpTemplateCacheKey(
        responseDefinition, ResponseElement.HEADER, headerName, valueIndex);
  }

  public static HttpTemplateCacheKey forProxyUrl(ResponseDefinition responseDefinition) {
    return new HttpTemplateCacheKey(
        responseDefinition, ResponseElement.PROXY_URL, "[proxyUrl]", null);
  }

  private HttpTemplateCacheKey(
      ResponseDefinition responseDefinition, ResponseElement element, String name, Integer index) {
    this.responseDefinition = responseDefinition;
    this.element = element;
    this.name = name;
    this.index = index;
  }

  @Override
  public boolean equals(Object o) {
    if (this == o) return true;
    if (o == null || getClass() != o.getClass()) return false;
    HttpTemplateCacheKey that = (HttpTemplateCacheKey) o;
    return responseDefinition.equals(that.responseDefinition)
        && element == that.element
        && name.equals(that.name)
        && Objects.equals(index, that.index);
  }

  @Override
  public int hashCode() {
    return Objects.hash(responseDefinition, element, name, index);
  }

  @Override
  public String toString() {
    final StringBuilder sb = new StringBuilder("TemplateCacheKey{");
    sb.append("responseDefinition=").append(responseDefinition);
    sb.append(", element=").append(element);
    sb.append(", name='").append(name).append('\'');
    sb.append(", index=").append(index);
    sb.append('}');
    return sb.toString();
  }
}