D-Net

package eu.dnetlib.msro.workflows.nodes.collect;

import java.io.StringReader;

import java.util.HashMap;

import java.util.Map;

import javax.annotation.Resource;

import javax.xml.ws.wsaddressing.W3CEndpointReference;

import eu.dnetlib.msro.rmi.MSROException;

import eu.dnetlib.msro.workflows.util.WorkflowsConstants;

import org.dom4j.Document;

import org.dom4j.Node;

import org.dom4j.io.SAXReader;

import com.googlecode.sarasvati.Arc;

import com.googlecode.sarasvati.NodeToken;

import eu.dnetlib.data.collector.rmi.CollectorService;

import eu.dnetlib.data.collector.rmi.InterfaceDescriptor;

import eu.dnetlib.enabling.is.lookup.rmi.ISLookUpService;

import eu.dnetlib.enabling.locators.UniqueServiceLocator;

import eu.dnetlib.msro.workflows.nodes.SimpleJobNode;

public class CollectRecordsJobNode extends SimpleJobNode {

	@Resource

	private UniqueServiceLocator serviceLocator;

	private String datasourceId;

	private String datasourceInterface;

	private String eprParam;

	@Override

	protected String execute(final NodeToken token) throws Exception {

		final String profile = serviceLocator.getService(ISLookUpService.class).getResourceProfile(datasourceId);

		final Document doc = new SAXReader().read(new StringReader(profile));

		final Node ifcNode = doc.selectSingleNode("//INTERFACE[@id='" + datasourceInterface + "']");

		final InterfaceDescriptor interfaceDescriptor = InterfaceDescriptor.newInstance(ifcNode);

		if (interfaceDescriptor == null) {

			throw new MSROException("invalid interface descriptor: " + datasourceInterface);

		}

		final W3CEndpointReference epr = serviceLocator.getService(CollectorService.class).collect(interfaceDescriptor);

		token.getEnv().setAttribute(getEprParam(), epr.toString());

		token.getEnv().setAttribute(WorkflowsConstants.DATAPROVIDER_INTERFACE_BASEURL, interfaceDescriptor.getBaseUrl());

		token.getEnv().setAttribute(WorkflowsConstants.DATAPROVIDER_PREFIX + "protocol", interfaceDescriptor.getProtocol());

		final Map<String, String> params = interfaceDescriptor.getParams();

		if (params != null) {

			for(Map.Entry<String, String> e : params.entrySet()) {

				token.getEnv().setAttribute(WorkflowsConstants.DATAPROVIDER_PREFIX + e.getKey(), e.getValue());

			}

		}

		return Arc.DEFAULT_ARC;

	}

	public String getDatasourceId() {

		return datasourceId;

	}

	public void setDatasourceId(final String datasourceId) {

		this.datasourceId = datasourceId;

	}

	public String getDatasourceInterface() {

		return datasourceInterface;

	}

	public void setDatasourceInterface(final String datasourceInterface) {

		this.datasourceInterface = datasourceInterface;

	}

	public String getEprParam() {

		return eprParam;

	}

	public void setEprParam(final String eprParam) {

		this.eprParam = eprParam;

	}

}