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Revision 27162

Added by Andrea Mannocci over 10 years ago

a few changes edition wf. still WIP

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modules/dnet-eagle-workflows/trunk/src/main/java/eu/dnetlib/msro/eagle/workflows/nodes/composition/ComposeEprJobNode.java
3 3 
import java.io.StringReader;
4 4 
import java.util.Iterator;
5 5 
import java.util.Queue;
6 
import java.util.concurrent.PriorityBlockingQueue;
6 
import java.util.concurrent.LinkedBlockingQueue;
7 7 

  		




  8
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import javax.xml.ws.wsaddressing.W3CEndpointReference;


  		




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  ......




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import org.dom4j.Document;


  		




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import org.dom4j.DocumentException;


  		




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import org.dom4j.Element;


  		




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import org.dom4j.Node;


  		




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import org.dom4j.io.SAXReader;


  		




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import org.springframework.beans.factory.annotation.Required;


  		




  18
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  ......




  31
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	private String inputEprParam;


  		




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	private String alternateEprParam;


  		




  34
  
  
    
	private String xpathToIdOnInput;


  		




  35
  
  
    
	private String xpathToIdOnAlternate;


  		




  36
  
  
    
	private String xpathToFragment;


  		




  
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	private String xpathToInputId;


  		




  
  34
  
    
	private String xpathToAlternateId;


  		




  
  35
  
    
	private String xpathToReplacedFragment;


  		




  
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	private String xpathToReplacingFragment;


  		




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	private String composedEprParam;


  		




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	private MappedResultSetFactory mappedResultSetFactory;


  		




  ......




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	protected String execute(final NodeToken token) throws Exception {


  		




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		final W3CEndpointReference inputEpr = new EPRUtils().getEpr(token.getEnv().getAttribute(inputEprParam));


  		




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		final Iterator<String> alternateRsClient = resultSetClientFactory.getClient(token.getEnv().getAttribute(alternateEprParam)).iterator();


  		




  46
  
  
    
		final Queue<Document> alternateQueue = new PriorityBlockingQueue<Document>();


  		




  
  46
  
    
		final Queue<Document> alternateQueue = new LinkedBlockingQueue<Document>();


  		




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		final SAXReader reader = new SAXReader();


  		




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		if (alternateRsClient.hasNext()) {


  		




  
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			populateQueue(alternateQueue, alternateRsClient.next());


  		




  
  51
  
    
		}


  		




  
  52
  
    
		


  		




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		final W3CEndpointReference composedEpr = mappedResultSetFactory.createMappedResultSet(inputEpr, new UnaryFunction<String, String>() {


  		




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			@Override


  		




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			public String evaluate(String current) {


  		




  53
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				try {


  		




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					Document currentDoc = reader.read(new StringReader(current));


  		




  55
  
  
    
					String currentId = currentDoc.valueOf(getXpathToIdOnInput());


  		




  
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					String currentId = currentDoc.valueOf(xpathToInputId);


  		




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					Document matchFragment = getCurrentMatch(currentId);


  		




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					if (matchFragment != null) {


  		




  ......




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			}


  		




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			private Document getCurrentMatch(String currentId) {


  		




  70
  
  
    
				while (alternateRsClient.hasNext()) {


  		




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					try {


  		




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						alternateQueue.add(reader.read(new StringReader(alternateRsClient.next())));


  		




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					} catch (DocumentException e) {


  		




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						e.printStackTrace();


  		




  
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				Document peeked = alternateQueue.peek();


  		




  
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				while (!alternateQueue.isEmpty() && currentId.compareTo(peeked.valueOf(xpathToAlternateId) + "_transcription") <= 0) {


  		




  
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					if (currentId.equals(peeked.valueOf(xpathToAlternateId) + "_transcription"))  {


  		




  
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						alternateQueue.remove();


  		




  
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						return peeked;


  		




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					}


  		




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					while (!alternateQueue.isEmpty() && currentId.compareTo(alternateQueue.peek().valueOf(xpathToIdOnAlternate)) < 0) {


  		




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						Document matchDoc = alternateQueue.remove();


  		




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						if (currentId.equals(matchDoc.valueOf(xpathToIdOnAlternate)))  {


  		




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							return matchDoc;


  		




  80
  
  
    
						}


  		




  
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					if (alternateRsClient.hasNext() && alternateQueue.isEmpty()) {


  		




  
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						populateQueue(alternateQueue, alternateRsClient.next());


  		




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					}


  		




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				}


  		




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				return null;


  		




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			}


  		




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			private void compose(Document doc, Document docFragment) {


  		




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				Element node = (Element) doc.selectSingleNode(getXpathToFragment());


  		




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				for (Object o : node.selectNodes("*")) {


  		




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					((Node) o).detach();


  		




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				}


  		




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				node.add(docFragment.getRootElement());


  		




  
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				// Prepare replacing fragment (source)


  		




  
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				Element replacingElement = (Element) docFragment.selectSingleNode(getXpathToReplacingFragment());


  		




  
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				replacingElement.detach();


  		




  
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				// Prepare replaced fragment (destination)


  		




  
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				Element replacedElement = (Element) doc.selectSingleNode(getXpathToReplacedFragment());


  		




  
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				// Move node around


  		




  
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				replacedElement.add(replacingElement);


  		




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			}


  		




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		});		


  		




  ......




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		return Arc.DEFAULT_ARC;


  		




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	}


  		




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	private void populateQueue(Queue<Document> alternateQueue, String next) {


  		




  
  103
  
    
		final SAXReader reader = new SAXReader();


  		




  
  104
  
    
		try {


  		




  
  105
  
    
			alternateQueue.add(reader.read(new StringReader(next)));


  		




  
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		} catch (DocumentException e) {


  		




  
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			e.printStackTrace();


  		




  
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		}


  		




  
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	}


  		




  
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	public MappedResultSetFactory getMappedResultSetFactory() {


  		




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		return mappedResultSetFactory;


  		




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	}


  		




  ......




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		this.mappedResultSetFactory = mappedResultSetFactory;


  		




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	}


  		




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	public ResultSetClientFactory getResultSetClientFactory() {


  		




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		return resultSetClientFactory;


  		




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	}


  		




  ......




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		this.composedEprParam = composedEprParam;


  		




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	}


  		




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	public String getXpathToInputId() {


  		




  
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		return xpathToInputId;


  		




  
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	}


  		




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	public String getXpathToIdOnInput() {


  		




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		return xpathToIdOnInput;


  		




  
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	public void setXpathToInputId(String xpathToInputId) {


  		




  
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		this.xpathToInputId = xpathToInputId;


  		




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	}


  		




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	public String getXpathToAlternateId() {


  		




  
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		return xpathToAlternateId;


  		




  
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	}


  		




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	public void setXpathToIdOnInput(String xpathToIdOnInput) {


  		




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		this.xpathToIdOnInput = xpathToIdOnInput;


  		




  
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	public void setXpathToAlternateId(String xpathToAlternateId) {


  		




  
  168
  
    
		this.xpathToAlternateId = xpathToAlternateId;


  		




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	}


  		




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	public String getXpathToIdOnAlternate() {


  		




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		return xpathToIdOnAlternate;


  		




  
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	public String getXpathToReplacedFragment() {


  		




  
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		return xpathToReplacedFragment;


  		




  158
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	}


  		




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  161
  
  
    
	public void setXpathToIdOnAlternate(String xpathToIdOnAlternate) {


  		




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		this.xpathToIdOnAlternate = xpathToIdOnAlternate;


  		




  
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	public void setXpathToReplacedFragment(String xpathToReplacedFragment) {


  		




  
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		this.xpathToReplacedFragment = xpathToReplacedFragment;


  		




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	}


  		




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	public String getXpathToFragment() {


  		




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		return xpathToFragment;


  		




  
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	public String getXpathToReplacingFragment() {


  		




  
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		return xpathToReplacingFragment;


  		




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	}


  		




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	public void setXpathToFragment(String xpathToFragment) {


  		




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		this.xpathToFragment = xpathToFragment;


  		




  
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	public void setXpathToReplacingFragment(String xpathToReplacingFragment) {


  		




  
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		this.xpathToReplacingFragment = xpathToReplacingFragment;


  		




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	}


  		




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}


  		












  

    
      modules/dnet-eagle-workflows/trunk/src/main/resources/eu/dnetlib/msro/eagle/workflows/repo/transform-wip.wf.st
    
  





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	<PARAMETERS>


  		




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		<PARAM required="true" type="string" name="inputEprParam" managedBy="system">trans_epr</PARAM>


  		




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		<PARAM required="true" type="string" name="alternateEprParam" managedBy="system">edition_epr</PARAM>


  		




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		<PARAM required="true" type="string" name="xpathToIdOnInput" managedBy="system">//*[local-name()='objIdentifier']</PARAM>


  		




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		<PARAM required="true" type="string" name="xpathToIdOnAlternate" managedBy="system">//*[local-name()='objIdentifier']</PARAM>


  		




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		<PARAM required="true" type="string" name="xpathToFragment" managedBy="system">//*[local-name()='div'][@id='edition']</PARAM>


  		




  
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		<PARAM required="true" type="string" name="xpathToInputId" managedBy="system">//*[local-name()='objIdentifier']</PARAM>


  		




  
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		<PARAM required="true" type="string" name="xpathToAlternateId" managedBy="system">//*[local-name()='objIdentifier']</PARAM>


  		




  
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		<PARAM required="true" type="string" name="xpathToReplacedFragment" managedBy="system">//*[local-name()='text']</PARAM>


  		




  
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		<PARAM required="true" type="string" name="xpathToReplacingFragment" managedBy="system">//*[local-name()='div'][@id='edition']</PARAM>


  		




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		<PARAM required="true" type="string" name="composedEprParam" managedBy="system">edited_epr</PARAM>


  		




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	</PARAMETERS>


  		




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	<ARCS>


  		












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