MapleEngineException.java

package de.gaalop.maple.engine;

/**
 * This class wraps an error produced by the maple engine as an exception. It contains the string that was evaluated before the
 * error occurred and the error message itself.
 */
public class MapleEngineException extends Exception {
  /**
   * 
   */
  private static final long serialVersionUID = 2426004449814407383L;
  private String lastEvaluatedCommand;

  public MapleEngineException(String lastEvaluatedCommand) {
    this.lastEvaluatedCommand = lastEvaluatedCommand;
  }

  public MapleEngineException(String message, String lastEvaluatedCommand) {
    super(message + " Command was: " + lastEvaluatedCommand);
    this.lastEvaluatedCommand = lastEvaluatedCommand;
  }

  public MapleEngineException(String message, String lastEvaluatedCommand, Throwable cause) {
    super(message + " Command was: " + lastEvaluatedCommand, cause);
    this.lastEvaluatedCommand = lastEvaluatedCommand;
  }

  public MapleEngineException(String lastEvaluatedCommand, Throwable cause) {
    super(cause);
    this.lastEvaluatedCommand = lastEvaluatedCommand;
  }

  @Override
  public String toString() {
    return super.toString() + " Command was: " + lastEvaluatedCommand;
  }
}