/*******************************************************************************
* Copyright 2017 Capital One Services, LLC and Bitwise, Inc.
* Licensed 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 hydrograph.engine.cascading.scheme.avro;
import org.apache.avro.Schema;
public class AvroSchemaUtils {
public static enum AvroTableProperties {
SCHEMA_LITERAL("avro.schema.literal"), SCHEMA_URL("avro.schema.url"), SCHEMA_NAMESPACE(
"avro.schema.namespace"), SCHEMA_NAME("avro.schema.name"), SCHEMA_DOC(
"avro.schema.doc"), AVRO_SERDE_SCHEMA("avro.serde.schema"), SCHEMA_RETRIEVER(
"avro.schema.retriever");
private final String propName;
AvroTableProperties(String propName) {
this.propName = propName;
}
public String getPropName() {
return this.propName;
}
}
@Deprecated
public static final String SCHEMA_LITERAL = "avro.schema.literal";
@Deprecated
public static final String SCHEMA_URL = "avro.schema.url";
@Deprecated
public static final String SCHEMA_NAMESPACE = "avro.schema.namespace";
@Deprecated
public static final String SCHEMA_NAME = "avro.schema.name";
@Deprecated
public static final String SCHEMA_DOC = "avro.schema.doc";
@Deprecated
public static final String AVRO_SERDE_SCHEMA = AvroTableProperties.AVRO_SERDE_SCHEMA
.getPropName();
@Deprecated
public static final String SCHEMA_RETRIEVER = AvroTableProperties.SCHEMA_RETRIEVER
.getPropName();
public static final String SCHEMA_NONE = "none";
public static final String EXCEPTION_MESSAGE = "Neither "
+ AvroTableProperties.SCHEMA_LITERAL.getPropName() + " nor "
+ AvroTableProperties.SCHEMA_URL.getPropName()
+ " specified, can't determine table schema";
public static Schema getSchemaFor(String str) {
Schema.Parser parser = new Schema.Parser();
return parser.parse(str);
}
}