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Datastore: expose serializedSize for Entity. #6842

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Merged
BenWhitehead merged 7 commits into from
Nov 25, 2019
Merged

Datastore: expose serializedSize for Entity. #6842

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19e4971
determine entity size using api
suraj-qlogic Nov 20, 2019
f1fc019
organize individual import
suraj-qlogic Nov 20, 2019
6371906
updated code
suraj-qlogic Nov 20, 2019
9b5f0b7
update code for testcase
suraj-qlogic Nov 20, 2019
66aae6f
fix review changes
suraj-qlogic Nov 22, 2019
3117897
fix review changes
suraj-qlogic Nov 25, 2019
2693e5f
fix review changes
suraj-qlogic Nov 25, 2019
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10 changes: 10 additions & 0 deletions ...cloud-clients/google-cloud-datastore/src/main/java/com/google/cloud/datastore/Entity.java
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Original file line number Diff line number Diff line change
Expand Up @@ -89,4 +89,14 @@ public static Builder newBuilder(Key key, FullEntity<?> copyFrom) {
public static Entity fromPb(com.google.datastore.v1.Entity entityPb) {
return new Builder().fill(entityPb).build();
}

/**
* Returns the size in bytes of the protobuf form of the provided entity.
*
* @param entity object whose size is measured.
*/
public static int calculateSerializedSize(BaseEntity<? extends IncompleteKey> entity) {
checkNotNull(entity);
return entity.toPb().getSerializedSize();
}
}
5 changes: 5 additions & 0 deletions ...d-clients/google-cloud-datastore/src/test/java/com/google/cloud/datastore/EntityTest.java
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Expand Up @@ -55,4 +55,9 @@ public void testCopyFromIncompleteEntity() throws Exception {
assertNotEquals(INCOMPLETE_ENTITY, entity);
assertEquals(INCOMPLETE_ENTITY.getProperties(), entity.getProperties());
}

@Test
public void testEntitySize() {
assertEquals(ENTITY.toPb().getSerializedSize(), Entity.calculateSerializedSize(ENTITY));
}
}