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/**
 * Copyright 2011 The Buzz Media, LLC
 * Copyright 2015-2019 Mickael Jeanroy
 *
 * 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 com.thebuzzmedia.exiftool.process;

/**
 * Result of command execution.
 *
 * 
* * Result is defined by: *
    *
  • An exit status.
  • *
  • Output.
  • *
  • Status: success or failure.
  • *
* * Most of the time, success and failure may be guess using exit status, but * this may more complex. */ public interface CommandResult { /** * Exit status. * * @return Exit status. */ int getExitStatus(); /** * Check if command result is a success. * When command is a success, then it must not be a failure. * * @return {@code true} if command is a success, {@code false} otherwise. */ boolean isSuccess(); /** * Check if command result is a failure. * When command is a failure, then it must not be a success. * * @return {@code true} if command is a failure, {@code false} otherwise. */ boolean isFailure(); /** * Command output. * * @return Output. */ String getOutput(); }




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