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8248233: Avoid superfluous Class::isRecord invocations during deserialization

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Co-authored-by: Peter Levart <peter.levart@gmail.com>
Reviewed-by: redestad, plevart
This commit is contained in:
Chris Hegarty 2020-06-25 09:54:19 +01:00
parent 34755c3528
commit 42d3bad0b1
2 changed files with 6 additions and 13 deletions
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12
src/java.base/share/classes/java/io/ObjectStreamClass.java
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@ -747,13 +747,6 @@ public class ObjectStreamClass implements Serializable {
}
this.cl = cl;
if (cl != null) {
this.isRecord = isRecord(cl);
// canonical record constructor is shared
this.canonicalCtr = osc.canonicalCtr;
// cache of deserialization constructors is shared
this.deserializationCtrs = osc.deserializationCtrs;
}
this.resolveEx = resolveEx;
this.superDesc = superDesc;
name = model.name;
@ -770,6 +763,11 @@ public class ObjectStreamClass implements Serializable {
if (osc != null) {
localDesc = osc;
isRecord = localDesc.isRecord;
// canonical record constructor is shared
canonicalCtr = localDesc.canonicalCtr;
// cache of deserialization constructors is shared
deserializationCtrs = localDesc.deserializationCtrs;
writeObjectMethod = localDesc.writeObjectMethod;
readObjectMethod = localDesc.readObjectMethod;
readObjectNoDataMethod = localDesc.readObjectNoDataMethod;