[
https://issues.apache.org/jira/browse/OLINGO-721?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Madhuri Muthyalu updated OLINGO-721:
------------------------------------
Description:
Consider 2 entities A and B, there is a bidirectional association between these
entities(A to B and B to A).
Created an association between these entities via $links refer the below URI
<root-url>/B(5001L)/$links/ADetails with the request payload as
{
"uri":"A(4901L)"
}
and the association gets created able to retrieve this data via $expand
Now tried to remove this association via $links with the HTTP DELETE request
refer to the following URI
<root-url>/A(4901L)/$links/BDetails(5001L)
Get an exception "Object: null is not a known Entity type."
here is the excerpt stack trace
stacktrace": [
{
"class":
"org.eclipse.persistence.internal.jpa.EntityManagerImpl",
"method": "contains",
"line": 1077
},
{
"class":
"org.apache.olingo.odata2.jpa.processor.core.access.data.JPALink",
"method": "save",
"line": 164
},
{
"class":
"org.apache.olingo.odata2.jpa.processor.core.access.data.JPAProcessorImpl",
"method": "deleteLink",
"line": 525
},
{
"class":
"org.apache.olingo.odata2.jpa.processor.core.access.data.JPAProcessorImpl",
"method": "process",
"line": 336
},
{
"class":
"org.apache.olingo.odata2.jpa.processor.core.ODataJPAProcessorDefault",
"method": "deleteEntityLink",
"line": 237
},
{
"class": "org.apache.olingo.odata2.core.Dispatcher",
"method": "dispatch",
"line": 165
},
{
"class":
"org.apache.olingo.odata2.core.ODataRequestHandler",
"method": "handle",
"line": 129
},
{
"class":
"org.apache.olingo.odata2.core.rest.ODataSubLocator",
"method": "handle",
"line": 167
},
{
"class":
"org.apache.olingo.odata2.core.rest.ODataSubLocator",
"method": "handleDelete",
"line": 78
},
{
"class": "sun.reflect.NativeMethodAccessorImpl",
"method": "invoke0",
"line": -2
},
{
"class": "sun.reflect.NativeMethodAccessorImpl",
"method": "invoke",
"line": -1
},
{}.....]
was:
Consider 2 entities A and B, there is a bidirectional association between these
entities(A -> B and Goal->Patient).
Created an association between these entities via $links refer the below URI
<root-url>/B(5001L)/$links/ADetails with the request payload as
{
"uri":"A(4901L)"
}
and the association gets created able to retrieve this data via $expand
Now tried to remove this association via $links with the HTTP DELETE request
refer to the following URI
<root-url>/A(4901L)/$links/BDetails(5001L)
Get an exception "Object: null is not a known Entity type."
> Removing links between the entities throws exception
> ----------------------------------------------------
>
> Key: OLINGO-721
> URL: https://issues.apache.org/jira/browse/OLINGO-721
> Project: Olingo
> Issue Type: Bug
> Components: odata2-jpa
> Affects Versions: V2 2.0.4
> Reporter: Madhuri Muthyalu
>
> Consider 2 entities A and B, there is a bidirectional association between
> these entities(A to B and B to A).
> Created an association between these entities via $links refer the below URI
> <root-url>/B(5001L)/$links/ADetails with the request payload as
> {
> "uri":"A(4901L)"
> }
> and the association gets created able to retrieve this data via $expand
> Now tried to remove this association via $links with the HTTP DELETE request
> refer to the following URI
> <root-url>/A(4901L)/$links/BDetails(5001L)
> Get an exception "Object: null is not a known Entity type."
> here is the excerpt stack trace
> stacktrace": [
> {
> "class":
> "org.eclipse.persistence.internal.jpa.EntityManagerImpl",
> "method": "contains",
> "line": 1077
> },
> {
> "class":
> "org.apache.olingo.odata2.jpa.processor.core.access.data.JPALink",
> "method": "save",
> "line": 164
> },
> {
> "class":
> "org.apache.olingo.odata2.jpa.processor.core.access.data.JPAProcessorImpl",
> "method": "deleteLink",
> "line": 525
> },
> {
> "class":
> "org.apache.olingo.odata2.jpa.processor.core.access.data.JPAProcessorImpl",
> "method": "process",
> "line": 336
> },
> {
> "class":
> "org.apache.olingo.odata2.jpa.processor.core.ODataJPAProcessorDefault",
> "method": "deleteEntityLink",
> "line": 237
> },
> {
> "class": "org.apache.olingo.odata2.core.Dispatcher",
> "method": "dispatch",
> "line": 165
> },
> {
> "class":
> "org.apache.olingo.odata2.core.ODataRequestHandler",
> "method": "handle",
> "line": 129
> },
> {
> "class":
> "org.apache.olingo.odata2.core.rest.ODataSubLocator",
> "method": "handle",
> "line": 167
> },
> {
> "class":
> "org.apache.olingo.odata2.core.rest.ODataSubLocator",
> "method": "handleDelete",
> "line": 78
> },
> {
> "class": "sun.reflect.NativeMethodAccessorImpl",
> "method": "invoke0",
> "line": -2
> },
> {
> "class": "sun.reflect.NativeMethodAccessorImpl",
> "method": "invoke",
> "line": -1
> },
> {}.....]
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