sijie commented on a change in pull request #4360: [schema] Introduce schema data validator URL: https://github.com/apache/pulsar/pull/4360#discussion_r287562200
########## File path: pulsar-broker/src/main/java/org/apache/pulsar/broker/service/schema/validator/SchemaDataValidator.java ########## @@ -0,0 +1,85 @@ +/** + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ +package org.apache.pulsar.broker.service.schema.validator; + +import org.apache.pulsar.broker.service.schema.KeyValueSchemaCompatibilityCheck; +import org.apache.pulsar.broker.service.schema.exceptions.InvalidSchemaDataException; +import org.apache.pulsar.common.schema.KeyValue; +import org.apache.pulsar.common.schema.SchemaData; + +/** + * A validator to validate the schema data is well formed. + */ +public interface SchemaDataValidator { + + /** + * Validate if the schema data is well formed. + * + * @param schemaData schema data to validate + * @throws InvalidSchemaDataException if the schema data is not in a valid form. + */ + static void validateSchemaData(SchemaData schemaData) throws InvalidSchemaDataException { + switch (schemaData.getType()) { + case AVRO: + case JSON: + case PROTOBUF: + StructSchemaDataValidator.of().validate(schemaData); + break; + case STRING: + case BOOLEAN: + case INT8: + case INT16: + case INT32: + case INT64: + case FLOAT: + case DOUBLE: + case DATE: + case TIME: + case TIMESTAMP: + PrimitiveSchemaDataValidator.of().validate(schemaData); + break; + case NONE: + case BYTES: + // `NONE` and `BYTES` schema is not stored + break; + case AUTO: + case AUTO_CONSUME: + case AUTO_PUBLISH: + throw new InvalidSchemaDataException( + "Schema " + schemaData.getType() + " is a client-side schema type"); + case KEY_VALUE: + KeyValue<SchemaData, SchemaData> kvSchema = + KeyValueSchemaCompatibilityCheck.splitKeyValueSchemaData(schemaData); + validateSchemaData(kvSchema.getKey()); + validateSchemaData(kvSchema.getValue()); + break; + default: + break; Review comment: good point. will change. ---------------------------------------------------------------- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: [email protected] With regards, Apache Git Services
