Java tutorial
/* * Copyright (c) 2006-2010 Massachusetts General Hospital * All rights reserved. This program and the accompanying materials * are made available under the terms of the i2b2 Software License v2.1 * which accompanies this distribution. * * Contributors: * Wensong Pan * */ /** * */ package edu.harvard.i2b2.query.ui; import java.io.StringReader; import javax.swing.JOptionPane; import javax.xml.stream.FactoryConfigurationError; import javax.xml.stream.XMLInputFactory; import javax.xml.stream.XMLStreamReader; import org.apache.axiom.om.OMAbstractFactory; import org.apache.axiom.om.OMElement; import org.apache.axiom.om.OMNamespace; import org.apache.axiom.om.impl.builder.StAXOMBuilder; import org.apache.axiom.soap.SOAPEnvelope; import org.apache.axiom.soap.SOAPFactory; import org.apache.axis2.AxisFault; import org.apache.axis2.Constants; import org.apache.axis2.addressing.EndpointReference; import org.apache.axis2.client.OperationClient; import org.apache.axis2.client.Options; import org.apache.axis2.client.ServiceClient; import org.apache.axis2.context.ConfigurationContext; import org.apache.axis2.context.ConfigurationContextFactory; import org.apache.axis2.context.MessageContext; import org.apache.axis2.transport.http.HTTPConstants; import org.apache.axis2.transport.http.HttpTransportProperties; import org.apache.commons.logging.Log; import org.apache.commons.logging.LogFactory; import edu.harvard.i2b2.eclipse.UserInfoBean; import edu.harvard.i2b2.eclipse.plugins.query.utils.MessageUtil; public class QueryListNamesClient { private static final Log log = LogFactory.getLog(QueryListNamesClient.class); private static EndpointReference targetEPR; public static OMElement getQueryPayLoad(String XMLstr) throws Exception { StringReader strReader = new StringReader(XMLstr); XMLInputFactory xif = XMLInputFactory.newInstance(); XMLStreamReader reader = xif.createXMLStreamReader(strReader); StAXOMBuilder builder = new StAXOMBuilder(reader); OMElement lineItem = builder.getDocumentElement(); // System.out.println("Line item string " + lineItem.toString()); return lineItem; } private static String getCRCNavigatorQueryProcessorServiceName() { return UserInfoBean.getInstance().getCellDataUrl("CRC") + "request"; } public static String sendQueryRequestREST(String XMLstr) { try { MessageUtil.getInstance() .setRequest("URL: " + getCRCNavigatorQueryProcessorServiceName() + "\n" + XMLstr); OMElement payload = getQueryPayLoad(XMLstr); Options options = new Options(); targetEPR = new EndpointReference(getCRCNavigatorQueryProcessorServiceName()); options.setTo(targetEPR); options.setTo(targetEPR); options.setTransportInProtocol(Constants.TRANSPORT_HTTP); options.setProperty(Constants.Configuration.ENABLE_REST, Constants.VALUE_TRUE); options.setProperty(HTTPConstants.SO_TIMEOUT, new Integer(10000)); options.setProperty(HTTPConstants.CONNECTION_TIMEOUT, new Integer(10000)); ServiceClient sender = new ServiceClient(); sender.setOptions(options); OMElement result = sender.sendReceive(payload); // System.out.println("Response XML: "+result.toString()); MessageUtil.getInstance() .setResponse("URL: " + getCRCNavigatorQueryProcessorServiceName() + "\n" + result.toString()); return result.toString(); } catch (AxisFault axisFault) { axisFault.printStackTrace(); java.awt.EventQueue.invokeLater(new Runnable() { public void run() { JOptionPane.showMessageDialog(null, "Trouble with connection to the remote server, " + "this is often a network error, please try again", "Network Error", JOptionPane.INFORMATION_MESSAGE); } }); return null; } catch (Exception e) { e.printStackTrace(); return null; } } public static String sendQueryRequestSOAP(String XMLstr) { try { ServiceClient sender = QueryServiceClient.getServiceClient(); OperationClient operationClient = sender.createClient(ServiceClient.ANON_OUT_IN_OP); // creating message context MessageContext outMsgCtx = new MessageContext(); // assigning message context's option object into instance variable Options opts = outMsgCtx.getOptions(); // setting properties into option targetEPR = new EndpointReference(UserInfoBean.getInstance().getCellDataUrl("CRC")); log.debug(targetEPR); opts.setTo(targetEPR); opts.setAction("http://rpdr.partners.org/GetPreviousQueryList"); opts.setTimeOutInMilliSeconds(20000); log.debug(XMLstr); SOAPEnvelope envelope = null; SOAPFactory fac = OMAbstractFactory.getSOAP11Factory(); envelope = fac.getDefaultEnvelope(); OMNamespace omNs = fac.createOMNamespace("http://rpdr.partners.org/", "rpdr"); // creating the SOAP payload OMElement method = fac.createOMElement("GetPreviousQueryList", omNs); OMElement value = fac.createOMElement("RequestXmlString", omNs); value.setText(XMLstr); method.addChild(value); envelope.getBody().addChild(method); outMsgCtx.setEnvelope(envelope); operationClient.addMessageContext(outMsgCtx); operationClient.execute(true); MessageContext inMsgtCtx = operationClient.getMessageContext("In"); SOAPEnvelope responseEnv = inMsgtCtx.getEnvelope(); OMElement soapResponse = responseEnv.getBody().getFirstElement(); System.out.println("Sresponse: " + soapResponse.toString()); OMElement soapResult = soapResponse.getFirstElement(); // System.out.println("Sresult: "+ soapResult.toString()); String i2b2Response = soapResult.getText(); log.debug(i2b2Response); return i2b2Response; } catch (FactoryConfigurationError e) { e.printStackTrace(); log.error(e.getMessage()); return null; } catch (AxisFault e) { e.printStackTrace(); log.error("CellDown"); return "CellDown"; } catch (Exception e) { e.printStackTrace(); log.error(e.getMessage()); return null; } } /* * public static void main(String[] args) throws Exception { try { * HttpTransportProperties.Authenticator basicAuthentication = new * HttpTransportProperties.Authenticator(); * * * * * basicAuthentication.setUsername(UserInfoBean.getInstance().getUserName()); * basicAuthentication * .setPassword(UserInfoBean.getInstance().getUserPassword()); * * OMElement payload = getQueryPayLoad(""); Options options = new Options(); * * // options.setProperty(HTTPConstants.PROXY, proxyProperties); * options.setTo(targetEPR); * options.setProperty(org.apache.axis2.transport.http * .HTTPConstants.AUTHENTICATE, basicAuthentication); * options.setTransportInProtocol(Constants.TRANSPORT_HTTP); * * ConfigurationContext configContext = ConfigurationContextFactory * .createConfigurationContextFromFileSystem(null, null); * * * // Blocking invocation ServiceClient sender = new * ServiceClient(configContext, null); sender.setOptions(options); * * OMElement result = sender.sendReceive(payload); * //System.out.println(result.toString()); * * } catch (AxisFault axisFault) { axisFault.printStackTrace(); } } */ }