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  * JBoss, Home of Professional Open Source.
  * Copyright 2006, Red Hat Middleware LLC, and individual contributors
  * as indicated by the @author tags. See the copyright.txt file in the
  * distribution for a full listing of individual contributors.
  * This is free software; you can redistribute it and/or modify it
  * under the terms of the GNU Lesser General Public License as
  * published by the Free Software Foundation; either version 2.1 of
 * the License, or (at your option) any later version.
 * This software is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * Lesser General Public License for more details.
 * You should have received a copy of the GNU Lesser General Public
 * License along with this software; if not, write to the Free
 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301 USA, or see the FSF site:
package org.jboss.bpm.console.server.plugin;
Access process graph image and coordinates.

Heiko.Braun <>
public interface GraphViewerPlugin
Check getDiagramURL(java.lang.String) != null before invoking.
  byte[] getProcessImage(String processId);
Can be null, in case no diagram is associated with the process
  URL getDiagramURL(String id);
Collects node information (such as coordinates) for given processDefinitionId and selected activities. Both arguments must be specified.

processDefinitionId process definition id which nodes information should be retrieved for
activities list of activity names treated as a filter
list of found node information. Can be empty list if no definition was found
  List<ActiveNodeInfogetNodeInfoForActivities(String processDefinitionIdList<Stringactivities);
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