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From "Aaron Schwarz (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (OLINGO-546) Cannot create entities with composite key using EmbeddedId annotation
Date Thu, 25 Oct 2018 13:54:02 GMT

    [ https://issues.apache.org/jira/browse/OLINGO-546?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16663761#comment-16663761
] 

Aaron Schwarz commented on OLINGO-546:
--------------------------------------

Still having the same issue. Getting NullPointerException when using an EmbeddedID.

Any workaround available? 

> Cannot create entities with composite key using EmbeddedId annotation
> ---------------------------------------------------------------------
>
>                 Key: OLINGO-546
>                 URL: https://issues.apache.org/jira/browse/OLINGO-546
>             Project: Olingo
>          Issue Type: Bug
>          Components: odata2-jpa
>    Affects Versions: V2 2.0.1
>         Environment: Windows 7, Apache Tomcat 7.0.56
>            Reporter: Riccardo
>            Assignee: Chandan V.A
>            Priority: Critical
>
> Hi,
> I've some problems when i create entities with composite key using EmbeddedId annotation.
Below there are the classes causing the issue
> {code:title=TestTable.java|borderStyle=solid}
> @Entity
> @Table(name="TEST_TABLE")
> public class TestTable implements Serializable {
> 	private static final long serialVersionUID = 1L;
> 	@EmbeddedId
> 	private TestTablePK id;
> 	@Column(name="COL_GENERIC", length=20)
> 	private String colGeneric;
> 	public TestTable() {
> 	}
> 	public TestTablePK getId() {
> 		return this.id;
> 	}
> 	public void setId(TestTablePK id) {
> 		this.id = id;
> 	}
> 	public String getColGeneric() {
> 		return this.colGeneric;
> 	}
> 	public void setColGeneric(String colGeneric) {
> 		this.colGeneric = colGeneric;
> 	}
> }
> {code}
> {code:title=TestTablePK.java|borderStyle=solid}
> @Embeddable
> public class TestTablePK implements Serializable {
> 	private static final long serialVersionUID = 1L;
> 	@Column(name="COL_KEY1", unique=true, nullable=false)
> 	private int colKey1;
> 	@Column(name="COL_KEY2", unique=true, nullable=false)
> 	private int colKey2;
> 	public TestTablePK() {
> 	}
> 	public int getColKey1() {
> 		return this.colKey1;
> 	}
> 	public void setColKey1(int colKey1) {
> 		this.colKey1 = colKey1;
> 	}
> 	public int getColKey2() {
> 		return this.colKey2;
> 	}
> 	public void setColKey2(int colKey2) {
> 		this.colKey2 = colKey2;
> 	}
> 	public boolean equals(Object other) {
> 		if (this == other) {
> 			return true;
> 		}
> 		if (!(other instanceof TestTablePK)) {
> 			return false;
> 		}
> 		TestTablePK castOther = (TestTablePK)other;
> 		return
> 			(this.colKey1 == castOther.colKey1)
> 			&& (this.colKey2 == castOther.colKey2);
> 	}
> 	public int hashCode() {
> 		final int prime = 31;
> 		int hash = 17;
> 		hash = hash * prime + this.colKey1;
> 		hash = hash * prime + this.colKey2;
> 		return hash;
> 	}
> }
> {code}
> When i get the $metadata, the application thrown the following exception
> {color:red}
> java.lang.NullPointerException
> 	at org.apache.olingo.odata2.jpa.processor.core.access.model.JPAEdmMappingModelService.searchJPAEmbeddableTypeMapType(JPAEdmMappingModelService.java:196)
> 	at org.apache.olingo.odata2.jpa.processor.core.access.model.JPAEdmMappingModelService.checkExclusionOfJPAEmbeddableType(JPAEdmMappingModelService.java:238)
> 	at org.apache.olingo.odata2.jpa.processor.core.model.JPAEdmComplexType$JPAEdmComplexTypeBuilder.isExcluded(JPAEdmComplexType.java:260)
> 	at org.apache.olingo.odata2.jpa.processor.core.model.JPAEdmComplexType$JPAEdmComplexTypeBuilder.build(JPAEdmComplexType.java:239)
> 	at org.apache.olingo.odata2.jpa.processor.core.model.JPAEdmSchema$JPAEdmSchemaBuilder.build(JPAEdmSchema.java:116)
> 	at org.apache.olingo.odata2.jpa.processor.core.model.JPAEdmModel$JPAEdmModelBuilder.build(JPAEdmModel.java:61)
> 	at org.apache.olingo.odata2.jpa.processor.core.edm.ODataJPAEdmProvider.getSchemas(ODataJPAEdmProvider.java:282)
> 	at org.apache.olingo.odata2.core.edm.provider.EdmServiceMetadataImplProv.getDataServiceVersion(EdmServiceMetadataImplProv.java:102)
> 	at org.apache.olingo.odata2.api.processor.ODataSingleProcessor.readMetadata(ODataSingleProcessor.java:378)
> 	at org.apache.olingo.odata2.core.Dispatcher.dispatch(Dispatcher.java:182)
> 	at org.apache.olingo.odata2.core.ODataRequestHandler.handle(ODataRequestHandler.java:129)
> 	at org.apache.olingo.odata2.core.rest.ODataSubLocator.handle(ODataSubLocator.java:167)
> 	at org.apache.olingo.odata2.core.rest.ODataSubLocator.handleGet(ODataSubLocator.java:58)
> 	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> 	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
> 	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> 	at java.lang.reflect.Method.invoke(Method.java:606)
> 	at org.apache.cxf.service.invoker.AbstractInvoker.performInvocation(AbstractInvoker.java:180)
> 	at org.apache.cxf.service.invoker.AbstractInvoker.invoke(AbstractInvoker.java:96)
> 	at org.apache.cxf.jaxrs.JAXRSInvoker.invoke(JAXRSInvoker.java:198)
> 	at org.apache.cxf.jaxrs.JAXRSInvoker.invoke(JAXRSInvoker.java:261)
> 	at org.apache.cxf.jaxrs.JAXRSInvoker.invoke(JAXRSInvoker.java:100)
> 	at org.apache.cxf.interceptor.ServiceInvokerInterceptor$1.run(ServiceInvokerInterceptor.java:58)
> 	at org.apache.cxf.interceptor.ServiceInvokerInterceptor.handleMessage(ServiceInvokerInterceptor.java:94)
> 	at org.apache.cxf.phase.PhaseInterceptorChain.doIntercept(PhaseInterceptorChain.java:271)
> 	at org.apache.cxf.transport.ChainInitiationObserver.onMessage(ChainInitiationObserver.java:121)
> 	at org.apache.cxf.transport.http.AbstractHTTPDestination.invoke(AbstractHTTPDestination.java:239)
> 	at org.apache.cxf.transport.servlet.ServletController.invokeDestination(ServletController.java:223)
> 	at org.apache.cxf.transport.servlet.ServletController.invoke(ServletController.java:203)
> 	at org.apache.cxf.transport.servlet.ServletController.invoke(ServletController.java:137)
> 	at org.apache.cxf.transport.servlet.CXFNonSpringServlet.invoke(CXFNonSpringServlet.java:158)
> 	at org.apache.cxf.transport.servlet.AbstractHTTPServlet.handleRequest(AbstractHTTPServlet.java:243)
> 	at org.apache.cxf.transport.servlet.AbstractHTTPServlet.doGet(AbstractHTTPServlet.java:168)
> 	at javax.servlet.http.HttpServlet.service(HttpServlet.java:620)
> 	at org.apache.cxf.transport.servlet.AbstractHTTPServlet.service(AbstractHTTPServlet.java:219)
> 	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:303)
> 	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
> 	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
> 	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
> 	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
> 	at com.thetransactioncompany.cors.CORSFilter.doFilter(CORSFilter.java:208)
> 	at com.thetransactioncompany.cors.CORSFilter.doFilter(CORSFilter.java:271)
> 	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
> 	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
> 	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:220)
> 	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:122)
> 	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:503)
> 	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:170)
> 	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:103)
> 	at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:950)
> 	at org.wso2.carbon.sample.tomcat.valve.samlsso.SAMLSSOValve.invoke(SAMLSSOValve.java:38)
> 	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:116)
> 	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:421)
> 	at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1070)
> 	at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:611)
> 	at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:314)
> 	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
> 	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
> 	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
> 	at java.lang.Thread.run(Thread.java:744)
> {color}
> 	
> doing debugging i've seen that the field jpaEmbeddableTypes of the object JPAPersistenceUnitMapType
is null causing the NullPointerException.
> This issue is not occur if i use the jpa annotation idClass instead of EmbeddedId.
> Could you help me please?



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