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
   * <p>
   * http://www.apache.org/licenses/LICENSE-2.0
   * <p>
   * 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.atlas.utils;
  
  import org.apache.atlas.ApplicationProperties;
  import org.apache.atlas.AtlasException;
  import org.apache.atlas.annotation.ConditionalOnAtlasProperty;
  import org.apache.commons.configuration.Configuration;
  import org.apache.commons.lang.StringUtils;
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  import org.springframework.context.annotation.Condition;
  import org.springframework.context.annotation.ConditionContext;
  import org.springframework.core.type.AnnotatedTypeMetadata;
  import org.springframework.core.type.AnnotationMetadata;
  
  public class OnAtlasPropertyCondition implements Condition {
      private static final Logger LOG = LoggerFactory.getLogger(OnAtlasPropertyCondition.class);
  
      @Override
      public boolean matches(ConditionContext context, AnnotatedTypeMetadata metadata) {
          boolean matches      = false;
          String  propertyName = (String) metadata.getAnnotationAttributes(ConditionalOnAtlasProperty.class.getName()).get("property");
          boolean isDefault    = (Boolean) metadata.getAnnotationAttributes(ConditionalOnAtlasProperty.class.getName()).get("isDefault");
  
          if (metadata instanceof AnnotationMetadata) {
              String className = ((AnnotationMetadata) metadata).getClassName();
  
              try {
                  Configuration configuration      = ApplicationProperties.get();
                  String        configuredProperty = configuration.getString(propertyName);
  
                  if (StringUtils.isNotEmpty(configuredProperty)) {
                      matches = configuredProperty.equals(className);
                  } else if (isDefault) {
                      matches = true;
                  }
              } catch (AtlasException e) {
                  LOG.error("Unable to load atlas properties. Dependent bean configuration may fail");
              }
          }
  
          return matches;
      }
  }
  