@Test(expectedExceptions = AvroRuntimeException.class) public void testComplexTypesInUnionNotSupported() throws IOException { final String TEST_LOCATION = "TestUnionObject.RecordInUnion"; String avroFilePath = this.AVRO_DIR + "avroDir/avroUtilsTestFile.avro"; GenericRecord record = getRecordFromFile(avroFilePath).get(0); AvroUtils.getFieldSchema(record.getSchema(), TEST_LOCATION); }
public static Optional<Schema> getFieldSchema(Schema schema, String fieldLocation) { Preconditions.checkNotNull(schema); Preconditions.checkArgument(!Strings.isNullOrEmpty(fieldLocation)); Splitter splitter = Splitter.on(FIELD_LOCATION_DELIMITER).omitEmptyStrings().trimResults(); List<String> pathList = Lists.newArrayList(splitter.split(fieldLocation)); if (pathList.size() == 0) { return Optional.absent(); } return AvroUtils.getFieldSchemaHelper(schema, pathList, 0); }
AvroUtils { public static Optional<Schema> getFieldSchema(Schema schema, String fieldLocation) { Preconditions.checkNotNull(schema); Preconditions.checkArgument(!Strings.isNullOrEmpty(fieldLocation)); Splitter splitter = Splitter.on(FIELD_LOCATION_DELIMITER).omitEmptyStrings().trimResults(); List<String> pathList = Lists.newArrayList(splitter.split(fieldLocation)); if (pathList.size() == 0) { return Optional.absent(); } return AvroUtils.getFieldSchemaHelper(schema, pathList, 0); } }
AvroUtils { public static Optional<Schema> getFieldSchema(Schema schema, String fieldLocation) { Preconditions.checkNotNull(schema); Preconditions.checkArgument(!Strings.isNullOrEmpty(fieldLocation)); Splitter splitter = Splitter.on(FIELD_LOCATION_DELIMITER).omitEmptyStrings().trimResults(); List<String> pathList = Lists.newArrayList(splitter.split(fieldLocation)); if (pathList.size() == 0) { return Optional.absent(); } return AvroUtils.getFieldSchemaHelper(schema, pathList, 0); }  }
AvroUtils { public static Optional<Schema> getFieldSchema(Schema schema, String fieldLocation) { Preconditions.checkNotNull(schema); Preconditions.checkArgument(!Strings.isNullOrEmpty(fieldLocation)); Splitter splitter = Splitter.on(FIELD_LOCATION_DELIMITER).omitEmptyStrings().trimResults(); List<String> pathList = Lists.newArrayList(splitter.split(fieldLocation)); if (pathList.size() == 0) { return Optional.absent(); } return AvroUtils.getFieldSchemaHelper(schema, pathList, 0); }  static boolean checkReaderWriterCompatibility(Schema readerSchema, Schema writerSchema, boolean ignoreNamespace); static Schema addSchemaCreationTime(Schema inputSchema, Schema outputSchema); static String getSchemaCreationTime(Schema inputSchema); static Schema setSchemaCreationTime(Schema inputSchema, String creationTime); static List<Field> deepCopySchemaFields(Schema readerSchema); static void convertFieldToSchemaWithProps(Map<String,JsonNode> fieldProps, Schema targetSchemaObj); static Optional<Schema> getFieldSchema(Schema schema, String fieldLocation); static Optional<Field> getField(Schema schema, String fieldLocation); static Optional<Object> getFieldValue(GenericRecord record, String fieldLocation); static Map<String, Object> getMultiFieldValue(GenericRecord record, String fieldLocation); @SuppressWarnings("unchecked") static Map<String, String> toStringMap(Object map); static GenericRecord convertRecordSchema(GenericRecord record, Schema newSchema); static byte[] recordToByteArray(GenericRecord record); static Schema getSchemaFromDataFile(Path dataFile, FileSystem fs); static Schema parseSchemaFromFile(Path filePath, FileSystem fs); static void writeSchemaToFile(Schema schema, Path filePath, FileSystem fs, boolean overwrite); static void writeSchemaToFile(Schema schema, Path filePath, Path tempFilePath, FileSystem fs, boolean overwrite); static void writeSchemaToFile(Schema schema, Path filePath, FileSystem fs, boolean overwrite, FsPermission perm); static void writeSchemaToFile(Schema schema, Path filePath, Path tempFilePath, FileSystem fs, boolean overwrite,
      FsPermission perm); static Schema getDirectorySchema(Path directory, FileSystem fs, boolean latest); static Schema getDirectorySchema(Path directory, Configuration conf, boolean latest); static Schema nullifyFieldsForSchemaMerge(Schema oldSchema, Schema newSchema); static Optional<Schema> removeUncomparableFields(Schema schema); static Schema switchName(Schema schema, String newName); static Schema switchNamespace(Schema schema, Map<String, String> namespaceOverride); static Path serializeAsPath(GenericRecord record, boolean includeFieldNames, boolean replacePathSeparators); static String sanitizeSchemaString(String schemaString); static GenericRecord slowDeserializeGenericRecord(byte[] serializedRecord, Schema schema); static Schema decorateRecordSchema(Schema inputSchema, @Nonnull List<Field> fieldList); static GenericRecord decorateRecord(GenericRecord inputRecord, @Nonnull Map<String, Object> fieldMap,
      Schema outputSchema); static GenericRecord overrideNameAndNamespace(GenericRecord input, String nameOverride, Optional<Map<String, String>> namespaceOverride); static Schema overrideNameAndNamespace(Schema input, String nameOverride, Optional<Map<String, String>> namespaceOverride); static boolean isSchemaRecursive(Schema schema, Optional<Logger> logger); static Pair<Schema, List<SchemaEntry>> dropRecursiveFields(Schema schema); }
AvroUtils { public static Optional<Schema> getFieldSchema(Schema schema, String fieldLocation) { Preconditions.checkNotNull(schema); Preconditions.checkArgument(!Strings.isNullOrEmpty(fieldLocation)); Splitter splitter = Splitter.on(FIELD_LOCATION_DELIMITER).omitEmptyStrings().trimResults(); List<String> pathList = Lists.newArrayList(splitter.split(fieldLocation)); if (pathList.size() == 0) { return Optional.absent(); } return AvroUtils.getFieldSchemaHelper(schema, pathList, 0); }  static boolean checkReaderWriterCompatibility(Schema readerSchema, Schema writerSchema, boolean ignoreNamespace); static Schema addSchemaCreationTime(Schema inputSchema, Schema outputSchema); static String getSchemaCreationTime(Schema inputSchema); static Schema setSchemaCreationTime(Schema inputSchema, String creationTime); static List<Field> deepCopySchemaFields(Schema readerSchema); static void convertFieldToSchemaWithProps(Map<String,JsonNode> fieldProps, Schema targetSchemaObj); static Optional<Schema> getFieldSchema(Schema schema, String fieldLocation); static Optional<Field> getField(Schema schema, String fieldLocation); static Optional<Object> getFieldValue(GenericRecord record, String fieldLocation); static Map<String, Object> getMultiFieldValue(GenericRecord record, String fieldLocation); @SuppressWarnings("unchecked") static Map<String, String> toStringMap(Object map); static GenericRecord convertRecordSchema(GenericRecord record, Schema newSchema); static byte[] recordToByteArray(GenericRecord record); static Schema getSchemaFromDataFile(Path dataFile, FileSystem fs); static Schema parseSchemaFromFile(Path filePath, FileSystem fs); static void writeSchemaToFile(Schema schema, Path filePath, FileSystem fs, boolean overwrite); static void writeSchemaToFile(Schema schema, Path filePath, Path tempFilePath, FileSystem fs, boolean overwrite); static void writeSchemaToFile(Schema schema, Path filePath, FileSystem fs, boolean overwrite, FsPermission perm); static void writeSchemaToFile(Schema schema, Path filePath, Path tempFilePath, FileSystem fs, boolean overwrite,
      FsPermission perm); static Schema getDirectorySchema(Path directory, FileSystem fs, boolean latest); static Schema getDirectorySchema(Path directory, Configuration conf, boolean latest); static Schema nullifyFieldsForSchemaMerge(Schema oldSchema, Schema newSchema); static Optional<Schema> removeUncomparableFields(Schema schema); static Schema switchName(Schema schema, String newName); static Schema switchNamespace(Schema schema, Map<String, String> namespaceOverride); static Path serializeAsPath(GenericRecord record, boolean includeFieldNames, boolean replacePathSeparators); static String sanitizeSchemaString(String schemaString); static GenericRecord slowDeserializeGenericRecord(byte[] serializedRecord, Schema schema); static Schema decorateRecordSchema(Schema inputSchema, @Nonnull List<Field> fieldList); static GenericRecord decorateRecord(GenericRecord inputRecord, @Nonnull Map<String, Object> fieldMap,
      Schema outputSchema); static GenericRecord overrideNameAndNamespace(GenericRecord input, String nameOverride, Optional<Map<String, String>> namespaceOverride); static Schema overrideNameAndNamespace(Schema input, String nameOverride, Optional<Map<String, String>> namespaceOverride); static boolean isSchemaRecursive(Schema schema, Optional<Logger> logger); static Pair<Schema, List<SchemaEntry>> dropRecursiveFields(Schema schema); static final String FIELD_LOCATION_DELIMITER; }