lita-hufeng opened a new issue, #325:
URL: https://github.com/apache/apisix-java-plugin-runner/issues/325
### Issue description
When call request.getUpstreamHeaders() in postFilter, sometimes may cause
IndexOutOfBoundsException.
### Environment
apisix 3.9.0
apisix-java-plugin-runner 0.6.0
### Minimal test code / Steps to reproduce the issue
Not every time it happens, there is about 4 times happens of 10 .
`
java.lang.IndexOutOfBoundsException: null
at java.base/java.nio.Buffer$1.apply(Buffer.java:757) ~[na:na]
at java.base/java.nio.Buffer$1.apply(Buffer.java:754) ~[na:na]
at
java.base/jdk.internal.util.Preconditions$4.apply(Preconditions.java:213)
~[na:na]
at
java.base/jdk.internal.util.Preconditions$4.apply(Preconditions.java:210)
~[na:na]
at
java.base/jdk.internal.util.Preconditions.outOfBounds(Preconditions.java:98)
~[na:na]
at
java.base/jdk.internal.util.Preconditions.outOfBoundsCheckIndex(Preconditions.java:106)
~[na:na]
at
java.base/jdk.internal.util.Preconditions.checkIndex(Preconditions.java:302)
~[na:na]
at java.base/java.nio.Buffer.checkIndex(Buffer.java:779) ~[na:na]
at
java.base/java.nio.DirectByteBuffer.getInt(DirectByteBuffer.java:761) ~[na:na]
at com.google.flatbuffers.Table.__vector_len(Table.java:125)
~[flatbuffers-java-2.0.0.jar!/:na]
at io.github.api7.A6.HTTPRespCall.Req.headersLength(Req.java:22)
~[A6-0.6.0-RELEASE.jar!/:na]
at
org.apache.apisix.plugin.runner.PostRequest.getUpstreamHeaders(PostRequest.java:82)
~[apisix-runner-plugin-sdk-0.6.0.jar!/:0.6.0]
at
gg.lita.arch.gateway.plugin.filters.LitaLoginResponseFilter.getPostRequestHeaders(LitaLoginResponseFilter.java:52)
~[!/:0.0.1]
`
also PluginFilter implements is
`
@Override
public Boolean requiredBody() {
return false;
}
@Override
public Boolean requiredRespBody(){
return true;
}
`
### What's the actual result? (including assertion message & call stack if
applicable)
### What's the expected result?
expect request.getUpstreamHeaders() can return normally.
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