Billie Rinaldi created YARN-5985:
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Summary: Fix native services API JsonMappingException for
PlacementPolicy
Key: YARN-5985
URL: https://issues.apache.org/jira/browse/YARN-5985
Project: Hadoop YARN
Issue Type: Sub-task
Reporter: Billie Rinaldi
Assignee: Gour Saha
I tried setting placement_policy in the native services API and got the
following exception:
{noformat}
{"exception":"JsonMappingException","message":"Can not instantiate value of
type [simple type, class
org.apache.hadoop.yarn.services.resource.PlacementPolicy] from JSON String; no
single-String constructor/factory method (through reference chain:
org.apache.hadoop.yarn.services.resource.Application[\"components\"]->org.apache.hadoop.yarn.services.resource.Component[\"placement_policy\"])","javaClassName":"org.codehaus.jackson.map.JsonMappingException"}
{noformat}
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