package org.rundeck.api.parser;
   
   import org.apache.commons.lang.StringUtils;
   import org.dom4j.Node;
   import org.rundeck.api.domain.*;
   
   import java.util.HashMap;
   import java.util.HashSet;
   import java.util.List;
  
  /**
   * $INTERFACE is ... User: greg Date: 1/16/14 Time: 5:42 PM
   */
  public class ExecutionStateParser extends BaseXpathParser<RundeckExecutionState> {
  
  
      public ExecutionStateParser(final String xpath) {
          super(xpath);
      }
  
      @Override
      public RundeckExecutionState parse(Node targetNode) {
          RundeckExecutionState rundeckExecutionState = new RundeckExecutionState();
          rundeckExecutionState.setExecutionId(Long.valueOf(targetNode.valueOf("@id")));
  
          WorkflowStateParser.parseWorkflowState(targetNode, rundeckExecutionState);
  
  
          final List<RundeckNode> rundeckNodes =
                  new ListParser<RundeckNode>(new NodeParser(), "allNodes/nodes/node").parseXmlNode(targetNode);
          rundeckExecutionState.setAllNodes(new HashSet<RundeckNodeIdentity>(rundeckNodes));
  
  
          //node states
          HashMap<String, List<WorkflowStepContextState>> nodeStates = new HashMap<String, List<WorkflowStepContextState>>();
  
          for (Object o : targetNode.selectNodes("nodes/node")) {
              final Node nodeStateNode = (Node) o;
              final String nodeName = StringUtils.trimToNull(nodeStateNode.valueOf("@name"));
              if (null != nodeName) {
                  ListParser<WorkflowStepContextState> workflowStepStateListParser
                          = new ListParser<WorkflowStepContextState>(new IndexedWorkflowStepStateParser(rundeckExecutionState, nodeName)
                          , "steps/step");
                  nodeStates.put(nodeName, workflowStepStateListParser.parseXmlNode(nodeStateNode));
              }
          }
          rundeckExecutionState.setNodeStates(nodeStates);
  
          return rundeckExecutionState;
      }
  }