content: /*
   * Copyright 2016 HuntBugs contributors
   * 
   * 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 one.util.huntbugs.registry;
  
  import one.util.huntbugs.analysis.Context;
  import one.util.huntbugs.warning.WarningType;
  
  /**
   * @author Tagir Valeev
   *
   */
  abstract class ElementContext {
      protected final Context ctx;
      protected final Detector detector;
  
      public ElementContext(Context ctx, Detector detector) {
          this.ctx = ctx;
          this.detector = detector;
      }
  
      /**
       * Report an internal analysis error. Alternatively detector may just throw any exception instead.
       * 
       * @param message message to report
       */
      abstract public void error(String message);
  
      protected WarningType resolveWarningType(String warning, int priority) {
          WarningType wt = detector.getWarningType(warning);
          if (wt == null) {
              error("Tries to report a warning of non-declared type: " + warning);
              return null;
          }
          if (priority < 0) {
              error("Tries to report a warning " + warning + " with negative priority " + priority);
              return null;
          }
          if (wt.getMaxScore() - priority < ctx.getOptions().minScore) {
              return null;
          }
          return wt;
      }
  }
  