content: /*
   * Copyright (C) 2014 The Android Open Source Project
   *
   * 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 dexfuzz;
  
  import java.util.List;
  
  /**
   * Stores the output of an executed command.
   */
  public class ExecutionResult {
    public List<String> output;
    public List<String> error;
    public int returnValue;
  
    private String flattenedOutput;
    private String flattenedOutputWithNewlines;
    private String flattenedError;
    private String flattenedErrorWithNewlines;
    private String flattenedAll;
  
    private static final int TIMEOUT_RETURN_VALUE = 124;
    private static final int SIGABORT_RETURN_VALUE = 134;
  
    /**
     * Get only the output, with all lines concatenated together, excluding newline characters.
     */
    public String getFlattenedOutput() {
      if (flattenedOutput == null) {
        StringBuilder builder = new StringBuilder();
        for (String line : output) {
          builder.append(line);
        }
        flattenedOutput = builder.toString();
      }
      return flattenedOutput;
    }
  
    /**
     * Get only the output, with all lines concatenated together, including newline characters.
     */
    public String getFlattenedOutputWithNewlines() {
      if (flattenedOutputWithNewlines == null) {
        StringBuilder builder = new StringBuilder();
        for (String line : output) {
          builder.append(line).append("\n");
        }
        flattenedOutputWithNewlines = builder.toString();
      }
      return flattenedOutputWithNewlines;
    }
  
    /**
     * Get only the error, with all lines concatenated together, excluding newline characters.
     */
    public String getFlattenedError() {
      if (flattenedError == null) {
        StringBuilder builder = new StringBuilder();
        for (String line : error) {
          builder.append(line);
        }
        flattenedError = builder.toString();
      }
      return flattenedError;
    }
  
    /**
     * Get only the error, with all lines concatenated together, including newline characters.
     */
    public String getFlattenedErrorWithNewlines() {
      if (flattenedErrorWithNewlines == null) {
        StringBuilder builder = new StringBuilder();
        for (String line : error) {
          builder.append(line).append("\n");
        }
        flattenedErrorWithNewlines = builder.toString();
      }
      return flattenedErrorWithNewlines;
    }
  
    /**
     * Get both the output and error, concatenated together, excluding newline characters.
     */
    public String getFlattenedAll() {
      if (flattenedAll == null) {
        flattenedAll = getFlattenedOutput() + getFlattenedError();
      }
      return flattenedAll;
    }
  
    public boolean isTimeout() {
      return (returnValue == TIMEOUT_RETURN_VALUE);
    }
  
    public boolean isSigabort() {
      return (returnValue == SIGABORT_RETURN_VALUE);
    }
  }