/*
    * 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 org.basepom.mojo.duplicatefinder;
  
  import static com.google.common.base.Preconditions.checkState;
  
  public enum ConflictState {
      // Conflict states in order from low to high.
      NO_CONFLICT("no-conflict", ""),
      CONFLICT_CONTENT_EQUAL("content-equal", "(but equal)"),
      CONFLICT_CONTENT_DIFFERENT("content-different", "and different");
  
      private final String value;
      private final String hint;
  
      ConflictState(String value, String hint) {
          this.value = value;
          this.hint = hint;
      }
  
      public String getHint() {
          return hint;
      }
  
      public static ConflictState max(final ConflictState... states) {
          checkState(states.length > 0, "states is empty");
  
          ConflictState result = states[0];
          for (int i = 1; i < states.length; i++) {
              if (states[i].ordinal() > result.ordinal()) {
                  result = states[i];
              }
          }
  
          return result;
      }
  
      @Override
      public String toString() {
          return value;
      }
  }