CollectingReportErrorHandler.java

/*
 * This program is free software; you can redistribute it and/or modify it under the
 * terms of the GNU Lesser General Public License, version 2.1 as published by the Free Software
 * Foundation.
 *
 * You should have received a copy of the GNU Lesser General Public License along with this
 * program; if not, you can obtain a copy at http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html
 * or from the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
 * without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 * See the GNU Lesser General Public License for more details.
 *
 * Copyright (c) 2001 - 2013 Object Refinery Ltd, Pentaho Corporation and Contributors..  All rights reserved.
 */

package org.pentaho.reporting.engine.classic.core.states;

import java.util.ArrayList;

/**
 * Creation-Date: 04.07.2007, 14:01:43
 *
 * @author Thomas Morgner
 */
public class CollectingReportErrorHandler implements ReportProcessingErrorHandler {
  private ArrayList errorList;

  public CollectingReportErrorHandler() {
  }

  public void handleError( final Exception exception ) {
    if ( errorList == null ) {
      errorList = new ArrayList();
    }
    errorList.add( exception );
  }

  public boolean isErrorOccured() {
    if ( errorList == null ) {
      return false;
    }
    return errorList.isEmpty() == false;
  }

  public Exception[] getErrors() {
    return (Exception[]) errorList.toArray( new Exception[errorList.size()] );
  }

  public void clearErrors() {
    if ( errorList == null ) {
      return;
    }
    errorList.clear();
  }
}