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dataminer-invocation-model
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added marshalling/unmarshalling against xml schema 

git-svn-id: http://svn.research-infrastructures.eu/public/d4science/gcube/trunk/data-analysis/dataminer-invocation-model@174686 82a268e6-3cf1-43bd-a215-b396298e98cf
This commit is contained in:
Francesco Mangiacrapa 2018-12-07 17:45:35 +00:00
parent d411cc700d
commit 50af1a5cfe
5 changed files with 140 additions and 53 deletions
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110
src/main/java/org/gcube/data/analysis/dminvocation/DataMinerInvocationManager.java
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@ -3,16 +3,26 @@
*/
package org.gcube.data.analysis.dminvocation;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.InputStream;
import javax.xml.XMLConstants;
import javax.xml.bind.JAXBContext;
import javax.xml.bind.JAXBException;
import javax.xml.bind.Marshaller;
import javax.xml.bind.SchemaOutputResolver;
import javax.xml.bind.Unmarshaller;
import javax.xml.transform.Result;
import javax.xml.transform.stream.StreamResult;
import javax.xml.transform.stream.StreamSource;
import javax.xml.validation.Schema;
import javax.xml.validation.SchemaFactory;
import org.eclipse.persistence.jaxb.MarshallerProperties;
import org.gcube.data.analysis.dminvocation.model.DataMinerInvocation;
import org.xml.sax.SAXException;
/**
@ -30,11 +40,15 @@ public class DataMinerInvocationManager {
* @param mediaType the media type
* @return the byte array output stream
* @throws JAXBException the JAXB exception
* @throws SAXException
* @throws IOException
*/
public static ByteArrayOutputStream marshaling(DataMinerInvocation dmInvocation, MediaType mediaType) throws JAXBException
public static ByteArrayOutputStream marshaling(DataMinerInvocation dmInvocation, MediaType mediaType) throws JAXBException, IOException, SAXException
{
JAXBContext jaxbContext = JAXBContext.newInstance(DataMinerInvocation.class);
Marshaller jaxbMarshaller = jaxbContext.createMarshaller();
jaxbMarshaller = generateAndSetSchema(jaxbMarshaller);
jaxbMarshaller.setProperty(Marshaller.JAXB_FORMATTED_OUTPUT, Boolean.TRUE);
if(mediaType==null)
@ -61,13 +75,17 @@ public class DataMinerInvocationManager {
* @param mediaType the media type
* @return the data miner invocation
* @throws JAXBException the JAXB exception
* @throws IOException Signals that an I/O exception has occurred.
* @throws SAXException the SAX exception
*/
public static DataMinerInvocation unmarshaling(InputStream dmInvocationXMLStream, MediaType mediaType) throws JAXBException
public static DataMinerInvocation unmarshaling(InputStream dmInvocationXMLStream, MediaType mediaType) throws JAXBException, IOException, SAXException
{
//unMarshalingCategories();
JAXBContext jaxbContext = JAXBContext.newInstance(DataMinerInvocation.class);
Unmarshaller jaxbUnmarshaller = jaxbContext.createUnmarshaller();
jaxbUnmarshaller = generateAndSetSchema(jaxbUnmarshaller);
if(mediaType==null)
mediaType = MediaType.ApplicationXML;
@ -83,4 +101,92 @@ public class DataMinerInvocationManager {
return (DataMinerInvocation) jaxbUnmarshaller.unmarshal(dmInvocationXMLStream);
}
/**
* Generate and set schema.
*
* @param unmarshaller the unmarshaller
* @return the unmarshaller
* @throws JAXBException the JAXB exception
* @throws IOException Signals that an I/O exception has occurred.
* @throws SAXException the SAX exception
*/
private static Unmarshaller generateAndSetSchema(Unmarshaller unmarshaller) throws JAXBException, IOException, SAXException {
// generate schema
ByteArrayStreamOutputResolver schemaOutput = new ByteArrayStreamOutputResolver();
JAXBContext jaxbContext = JAXBContext.newInstance(DataMinerInvocation.class);
jaxbContext.generateSchema(schemaOutput);
// load schema
ByteArrayInputStream schemaInputStream = new ByteArrayInputStream(schemaOutput.getSchemaContent());
SchemaFactory sf = SchemaFactory.newInstance(XMLConstants.W3C_XML_SCHEMA_NS_URI);
Schema schema = sf.newSchema(new StreamSource(schemaInputStream));
// set schema on unmarshaller
unmarshaller.setSchema(schema);
return unmarshaller;
}
/**
* Generate and set schema.
*
* @param unmarshaller the unmarshaller
* @return the unmarshaller
* @throws JAXBException the JAXB exception
* @throws IOException Signals that an I/O exception has occurred.
* @throws SAXException the SAX exception
*/
private static Marshaller generateAndSetSchema(Marshaller marshaller) throws JAXBException, IOException, SAXException {
// generate schema
ByteArrayStreamOutputResolver schemaOutput = new ByteArrayStreamOutputResolver();
JAXBContext jaxbContext = JAXBContext.newInstance(DataMinerInvocation.class);
jaxbContext.generateSchema(schemaOutput);
// load schema
ByteArrayInputStream schemaInputStream = new ByteArrayInputStream(schemaOutput.getSchemaContent());
SchemaFactory sf = SchemaFactory.newInstance(XMLConstants.W3C_XML_SCHEMA_NS_URI);
Schema schema = sf.newSchema(new StreamSource(schemaInputStream));
// set schema on unmarshaller
marshaller.setSchema(schema);
return marshaller;
}
/**
* The Class ByteArrayStreamOutputResolver.
*
* @author Francesco Mangiacrapa at ISTI-CNR (francesco.mangiacrapa@isti.cnr.it)
* Dec 7, 2018
*/
private static class ByteArrayStreamOutputResolver extends SchemaOutputResolver {
private ByteArrayOutputStream schemaOutputStream;
/* (non-Javadoc)
* @see javax.xml.bind.SchemaOutputResolver#createOutput(java.lang.String, java.lang.String)
*/
public Result createOutput(String namespaceURI, String suggestedFileName) throws IOException {
schemaOutputStream = new ByteArrayOutputStream();
StreamResult result = new StreamResult(schemaOutputStream);
// We generate single XSD, so generator will not use systemId property
// Nevertheless, it validates if it's not null.
result.setSystemId("");
return result;
}
/**
* Gets the schema content.
*
* @return the schema content
*/
public byte[] getSchemaContent() {
return schemaOutputStream.toByteArray();
}
}
}

8
src/main/java/org/gcube/data/analysis/dminvocation/model/DataMinerInvocation.java
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@ -9,7 +9,6 @@ import javax.xml.bind.annotation.XmlAccessType;
import javax.xml.bind.annotation.XmlAccessorType;
import javax.xml.bind.annotation.XmlElement;
import javax.xml.bind.annotation.XmlRootElement;
import javax.xml.bind.annotation.XmlTransient;
import lombok.AllArgsConstructor;
import lombok.Getter;
@ -39,11 +38,10 @@ public class DataMinerInvocation implements Serializable{
@XmlElement(name = "operator-id")
private String operatorId;
@XmlElement(name = "action")
@XmlTransient
private ActionType actionType = ActionType.RUN;
@XmlElement(name = "action", required=true, nillable=false)
private ActionType actionType;
@XmlTransient
@XmlElement(name = "parameters", required=true, nillable=false)
private DataMinerParameters parameters;
}

6
src/main/java/org/gcube/data/analysis/dminvocation/model/DataMinerParameters.java
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@ -9,7 +9,6 @@ import javax.xml.bind.annotation.XmlAccessType;
import javax.xml.bind.annotation.XmlAccessorType;
import javax.xml.bind.annotation.XmlElement;
import javax.xml.bind.annotation.XmlRootElement;
import javax.xml.bind.annotation.XmlTransient;
import lombok.AllArgsConstructor;
import lombok.Getter;
@ -38,10 +37,9 @@ public class DataMinerParameters implements Serializable{
*
*/
private static final long serialVersionUID = 8298755690515099551L;
@XmlElement(name = "input")
@XmlElement(name = "input", required=true)
private DataMinerInputParams input;
@XmlElement(name = "output")
@XmlTransient
@XmlElement(name = "output", required=false)
private DataMinerOutputParams output;
}

55
src/test/java/DataMinerInvocationTest.java
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@ -6,23 +6,18 @@
import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.util.ArrayList;
import java.io.IOException;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import javax.xml.bind.JAXBException;
import org.gcube.data.analysis.dminvocation.DataMinerInvocationManager;
import org.gcube.data.analysis.dminvocation.MediaType;
import org.gcube.data.analysis.dminvocation.model.DataMinerInputParams;
import org.gcube.data.analysis.dminvocation.model.DataMinerInvocation;
import org.gcube.data.analysis.dminvocation.model.DataMinerOutputParams;
import org.gcube.data.analysis.dminvocation.model.DataMinerParam;
import org.gcube.data.analysis.dminvocation.model.DataMinerParameters;
import org.junit.Before;
import org.junit.Test;
import org.xml.sax.SAXException;
/**
@ -44,47 +39,51 @@ public class DataMinerInvocationTest {
}
//@Test
public void marshallingTest() throws JAXBException {
@Test
public void marshallingTest() throws JAXBException, IOException, SAXException {
//LOADING PARAMETERS
List<DataMinerParam> inParams = new ArrayList<DataMinerParam>();
for (String pm : parameters.keySet()) {
inParams.add(new DataMinerParam(pm, parameters.get(pm)));
}
DataMinerInputParams inputParams = new DataMinerInputParams(inParams);
DataMinerOutputParams outputParams = new DataMinerOutputParams(null);
DataMinerParameters params = new DataMinerParameters(inputParams, outputParams);
// List<DataMinerParam> inParams = new ArrayList<DataMinerParam>();
// for (String pm : parameters.keySet()) {
// inParams.add(new DataMinerParam(pm, parameters.get(pm)));
// }
//
// DataMinerInputParams inputParams = new DataMinerInputParams(inParams);
// DataMinerOutputParams outputParams = new DataMinerOutputParams(null);
// DataMinerParameters params = new DataMinerParameters(inputParams, outputParams);
DataMinerInvocation dmInvocation = new DataMinerInvocation();
dmInvocation.setOperatorId(operatorID);
dmInvocation.setParameters(params);
//dmInvocation.setParameters(params);
System.out.println(dmInvocation);
ByteArrayOutputStream outStreamJSON = DataMinerInvocationManager.marshaling(dmInvocation, MediaType.ApplicationJSON);
System.out.println(new String(outStreamJSON.toByteArray()));
// ByteArrayOutputStream outStreamJSON = DataMinerInvocationManager.marshaling(dmInvocation, MediaType.ApplicationJSON);
// System.out.println(new String(outStreamJSON.toByteArray()));
ByteArrayOutputStream outStreamXML = DataMinerInvocationManager.marshaling(dmInvocation, MediaType.ApplicationXML);
System.out.println(new String(outStreamXML.toByteArray()));
}
//@Test
public void unmarshallingXMLTest() throws JAXBException, FileNotFoundException{
@Test
public void unmarshallingXMLTest() throws JAXBException, IOException, SAXException{
FileInputStream dmInvocationXMLFile = new FileInputStream(new File("./src/test/resources/DataMinerInvocation.xml"));
DataMinerInvocation dmInvocation = DataMinerInvocationManager.unmarshaling(dmInvocationXMLFile, MediaType.ApplicationXML);
System.out.println(dmInvocation);
ByteArrayOutputStream outStreamJSON = DataMinerInvocationManager.marshaling(dmInvocation, MediaType.ApplicationJSON);
System.out.println(new String(outStreamJSON.toByteArray()));
// ByteArrayOutputStream outStreamJSON = DataMinerInvocationManager.marshaling(dmInvocation, MediaType.ApplicationXML);
// System.out.println(new String(outStreamJSON.toByteArray()));
}
@Test
public void unmarshallingJSONTest() throws JAXBException, FileNotFoundException{
FileInputStream dmInvocationXMLFile = new FileInputStream(new File("./src/test/resources/DataMinerInvocation.json"));
DataMinerInvocation dmInvocation = DataMinerInvocationManager.unmarshaling(dmInvocationXMLFile, MediaType.ApplicationJSON);
//@Test
public void unmarshallingJSONTest() throws JAXBException, IOException, SAXException{
FileInputStream dmInvocationJSONFile = new FileInputStream(new File("./src/test/resources/DataMinerInvocation.json"));
DataMinerInvocation dmInvocation = DataMinerInvocationManager.unmarshaling(dmInvocationJSONFile, MediaType.ApplicationJSON);
System.out.println(dmInvocation);
ByteArrayOutputStream outStreamXML = DataMinerInvocationManager.marshaling(dmInvocation, MediaType.ApplicationXML);
System.out.println(new String(outStreamXML.toByteArray()));
}
}

14
src/test/resources/DataMinerInvocation.xml
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@ -1,17 +1,3 @@
<dataminer-invocation>
<operator-id>org.gcube.dataanalysis.wps.statisticalmanager.synchserver.mappedclasses.transducerers.MPA_INTERSECT</operator-id>
<action>RUN</action>
<parameters>
<input>
<param>
<key>fileId</key>
<value>http://publicLinkToFile</value>
</param>
<param>
<key>param2</key>
<value>value2</value>
</param>
</input>
<output/>
</parameters>
</dataminer-invocation>