/*
    * 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.commons.jci.compilers;
  
  import java.util.ArrayList;
  import java.util.Collection;
  import org.apache.commons.jci.problems.CompilationProblem;
  
  /**
   * A CompilationResult represents the result of a compilation.
   * It includes errors (which failed the compilation) or warnings
   * (that can be ignored and do not affect the creation of the
   * class files)
   * 
   * @author tcurdt
   */
  public final class CompilationResult {
      
      private final CompilationProblem[] errors;
      private final CompilationProblem[] warnings;
          
      public CompilationResult( final CompilationProblem[] pProblems ) {
          final Collection<CompilationProblem> errorsColl = new ArrayList<CompilationProblem>();
          final Collection<CompilationProblem> warningsColl = new ArrayList<CompilationProblem>();
  
          for (CompilationProblem problem : pProblems) {
              if (problem.isError()) {
                  errorsColl.add(problem);
              } else {
                  warningsColl.add(problem);
              }
          }
          
          errors = new CompilationProblem[errorsColl.size()];
          errorsColl.toArray(errors);
  
          warnings = new CompilationProblem[warningsColl.size()];
          warningsColl.toArray(warnings);
      }
      
      public CompilationProblem[] getErrors() {
      	final CompilationProblem[] res = new CompilationProblem[errors.length];
      	System.arraycopy(errors, 0, res, 0, res.length);
          return res;
      }
  
      public CompilationProblem[] getWarnings() {
      	final CompilationProblem[] res = new CompilationProblem[warnings.length];
      	System.arraycopy(warnings, 0, res, 0, res.length);
          return res;
      }
  }