/*
    * SPDX-FileCopyrightText: Copyright (c) 2011-2026 Yegor Bugayenko
    * SPDX-License-Identifier: MIT
    */
   package com.qulice.maven;
   
   import com.qulice.spi.Environment;
   import com.qulice.spi.Validator;
   import java.util.concurrent.atomic.AtomicReference;
  
  /**
   * A test fake {@link Validator} that remembers the value one
   * {@link Environment} parameter had when the validator was called.
   *
   * @since 1.0
   */
  final class RecordingValidator implements Validator {
  
      /**
       * Name of the parameter to remember.
       */
      private final String param;
  
      /**
       * What the parameter was, or empty if the validator was never called.
       */
      private final AtomicReference<String> value;
  
      RecordingValidator(final String name) {
          this.param = name;
          this.value = new AtomicReference<>("");
      }
  
      @Override
      public void validate(final Environment env) {
          this.value.set(env.param(this.param, ""));
      }
  
      @Override
      public String name() {
          return "Recording";
      }
  
      String seen() {
          return this.value.get();
      }
  }