/*
* JBoss, Home of Professional Open Source.
* See the COPYRIGHT.txt file distributed with this work for information
* regarding copyright ownership. Some portions may be licensed
* to Red Hat, Inc. under one or more contributor license agreements.
*
* This library 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 library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301 USA.
*/
package org.teiid.translator.ws;
import java.io.IOException;
import java.io.StringReader;
import java.sql.SQLException;
import java.sql.SQLXML;
import java.util.Arrays;
import java.util.List;
import javax.xml.namespace.QName;
import javax.xml.stream.XMLStreamException;
import javax.xml.transform.stax.StAXSource;
import javax.xml.ws.Dispatch;
import javax.xml.ws.WebServiceException;
import javax.xml.ws.handler.MessageContext;
import org.teiid.core.types.SQLXMLImpl;
import org.teiid.core.types.XMLType;
import org.teiid.core.types.XMLType.Type;
import org.teiid.language.Argument;
import org.teiid.language.Call;
import org.teiid.metadata.RuntimeMetadata;
import org.teiid.translator.DataNotAvailableException;
import org.teiid.translator.ExecutionContext;
import org.teiid.translator.ProcedureExecution;
import org.teiid.translator.TranslatorException;
import org.teiid.translator.WSConnection;
import org.teiid.translator.WSConnection.Util;
import org.teiid.util.StAXSQLXML;
/**
* A WSDL soap call executor
*/
public class WSWSDLProcedureExecution implements ProcedureExecution {
RuntimeMetadata metadata;
ExecutionContext context;
private Call procedure;
private StAXSource returnValue;
private WSConnection conn;
private WSExecutionFactory executionFactory;
/**
* @param env
*/
public WSWSDLProcedureExecution(Call procedure, RuntimeMetadata metadata, ExecutionContext context, WSExecutionFactory executionFactory, WSConnection conn) {
this.metadata = metadata;
this.context = context;
this.procedure = procedure;
this.conn = conn;
this.executionFactory = executionFactory;
}
public void execute() throws TranslatorException {
List<Argument> arguments = this.procedure.getArguments();
XMLType docObject = (XMLType)arguments.get(0).getArgumentValue().getValue();
StAXSource source = null;
try {
source = convertToSource(docObject);
Dispatch<StAXSource> dispatch = conn.createDispatch(StAXSource.class, executionFactory.getDefaultServiceMode());
String operation = this.procedure.getProcedureName();
if (this.procedure.getMetadataObject() != null && this.procedure.getMetadataObject().getNameInSource() != null) {
operation = this.procedure.getMetadataObject().getNameInSource();
}
QName opQName = new QName(conn.getServiceQName().getNamespaceURI(), operation);
dispatch.getRequestContext().put(MessageContext.WSDL_OPERATION, opQName);
if (source == null) {
// JBoss Native DispatchImpl throws exception when the source is null
source = new StAXSource(XMLType.getXmlInputFactory().createXMLEventReader(new StringReader("<none/>"))); //$NON-NLS-1$
}
this.returnValue = dispatch.invoke(source);
} catch (SQLException e) {
throw new TranslatorException(e);
} catch (WebServiceException e) {
throw new TranslatorException(e);
} catch (XMLStreamException e) {
throw new TranslatorException(e);
} catch (IOException e) {
throw new TranslatorException(e);
} finally {
Util.closeSource(source);
}
}
private StAXSource convertToSource(SQLXML xml) throws SQLException {
if (xml == null) {
return null;
}
return xml.getSource(StAXSource.class);
}
@Override
public List<?> next() throws TranslatorException, DataNotAvailableException {
return null;
}
@Override
public List<?> getOutputParameterValues() throws TranslatorException {
Object result = returnValue;
if (returnValue != null && procedure.getArguments().size() > 1 && Boolean.TRUE.equals(procedure.getArguments().get(1).getArgumentValue().getValue())) {
SQLXMLImpl sqlXml = new StAXSQLXML(returnValue);
XMLType xml = new XMLType(sqlXml);
xml.setType(Type.DOCUMENT);
result = xml;
}
return Arrays.asList(result);
}
public void close() {
}
public void cancel() throws TranslatorException {
// no-op
}
}