How to use

field

method

in

com.apollographql.apollo.cache.normalized.Record

 @SuppressWarnings({"unchecked", "TypeParameterUnusedInFormals"})
 private <T> T fieldValue(Record record, ResponseField field) {
  String fieldKey = cacheKeyBuilder.build(field, variables);
  if (!record.hasField(fieldKey)) {
   throw new NullPointerException("Missing value: " + field.fieldName());
  }
  return (T) record.field(fieldKey);
 }
}

private void assertTestRecordPresentAndAccurate(Record testRecord, NormalizedCache store) {
 final Record cacheRecord1 = store.loadRecord(testRecord.key(), CacheHeaders.NONE);
 assertThat(cacheRecord1.key()).isEqualTo(testRecord.key());
 assertThat(cacheRecord1.field("a")).isEqualTo(testRecord.field("a"));
 assertThat(cacheRecord1.field("b")).isEqualTo(testRecord.field("b"));
}

@Test
public void testDualCacheSingleRecord() {
 LruNormalizedCacheFactory secondaryCacheFactory = new LruNormalizedCacheFactory(EvictionPolicy.NO_EVICTION);
 NormalizedCache primaryCache = new LruNormalizedCacheFactory(EvictionPolicy.NO_EVICTION)
   .chain(secondaryCacheFactory).createChain(basicFieldAdapter);
 Record.Builder recordBuilder = Record.builder("root");
 recordBuilder.addField("bar", "bar");
 final Record record = recordBuilder.build();
 primaryCache.merge(record, CacheHeaders.NONE);
 //verify write through behavior
 assertThat(primaryCache.loadRecord("root",
   CacheHeaders.NONE).field("bar")).isEqualTo("bar");
 assertThat(primaryCache.nextCache().get().loadRecord("root",
   CacheHeaders.NONE).field("bar")).isEqualTo("bar");
}

 @SuppressWarnings("unchecked") private <T> T fieldValue(Record record, ResponseField field) {
  String fieldKey = field.cacheKey(variables);
  if (!record.hasField(fieldKey)) {
   throw new NullPointerException("Missing value: " + field.fieldName());
  }
  return (T) record.field(fieldKey);
 }
}

 @SuppressWarnings("unchecked") private <T> T fieldValue(Record record, ResponseField field) {
  String fieldKey = field.cacheKey(variables);
  if (!record.hasField(fieldKey)) {
   throw new NullPointerException("Missing value: " + field.fieldName());
  }
  return (T) record.field(fieldKey);
 }
}