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Radu Cotescu commented on SLING-11458: -------------------------------------- As mentioned in the PR, this should be fixed in the Sling Engine - https://github.com/apache/sling-org-apache-sling-graphql-core/pull/29#issuecomment-1193972633. > Regress - "Writer has already been closed" exception in GraphQLServlet > ---------------------------------------------------------------------- > > Key: SLING-11458 > URL: https://issues.apache.org/jira/browse/SLING-11458 > Project: Sling > Issue Type: Bug > Components: GraphQL > Affects Versions: GraphQL Core 0.0.4 > Reporter: Evgeny Tugarev > Assignee: Andreas Schaefer > Priority: Major > Fix For: GraphQL Core 0.0.6 > > > The GraphQLServlet shouldn't call {{response.getWriter().flush()}} as the > {{JsonWriter}} used by the {{JsonSerializer}} implements {{Closeable}} and as > such [closes the > Writer|https://github.com/jdereg/json-io/blob/cf849f15460decf10a8a320390de11965bb5996b/src/main/java/com/cedarsoftware/util/io/JsonWriter.java#L2413]. > This causes a "Writer has already been closed" Exception when {{flush()}} is > called. > This was fixed in commit d27f4bb7 but then this commit: 11c7e389 did undo the > fix as now the JsonWriter is closed when existing the try-catch block. > I will undo it and prevent the premature closure as this is causing issues > like when the call to this servlet is made through a dispatcher. -- This message was sent by Atlassian Jira (v8.20.10#820010)