content: /*
   *  Licensed to the Apache Software Foundation (ASF) under one
   *  or more contributor license agreements.  See the NOTICE file
   *  distributed with this work for additional information
   *  regarding copyright ownership.  The ASF licenses this file
   *  to you 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 org.apache.causeway.core.config.util;
  
  import java.util.stream.Collectors;
  
  import org.jspecify.annotations.Nullable;
  
  import org.apache.causeway.commons.collections.Can;
  import org.apache.causeway.commons.internal.base._Strings;
  
  import lombok.experimental.UtilityClass;
  
  @UtilityClass
  public class SpringProfileUtil {
  
      private final String SPRING_PROFILES = "spring.profiles.active";
  
      public void addActiveProfile(final @Nullable String profile) {
          var profileIfAny = _Strings.blankToNullOrTrim(profile);
          System.setProperty(SPRING_PROFILES,
                  stringify(currentActiveProfiles().add(profileIfAny)));
      }
  
      public void removeActiveProfile(final @Nullable String profile) {
          var profileIfAny = _Strings.blankToNullOrTrim(profile);
          System.setProperty(SPRING_PROFILES,
                  stringify(currentActiveProfiles().remove(profileIfAny)));
      }
  
      // -- HELPER
  
      private Can<String> currentActiveProfiles() {
          return _Strings.splitThenStream(System.getProperty(SPRING_PROFILES), ",")
          .map(String::trim)
          .map(_Strings::emptyToNull)
          .collect(Can.toCan());
      }
  
      private String stringify(final Can<String> profiles) {
          return profiles.stream()
                  .collect(Collectors.joining(","));
      }
  
  }
  