io.trino.sql.planner.SymbolKeySerializer Maven / Gradle / Ivy
/*
* 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 io.trino.sql.planner;
import com.fasterxml.jackson.core.JsonGenerator;
import com.fasterxml.jackson.databind.JsonSerializer;
import com.fasterxml.jackson.databind.SerializerProvider;
import java.io.IOException;
import java.util.Base64;
import static java.nio.charset.StandardCharsets.UTF_8;
public class SymbolKeySerializer
extends JsonSerializer
{
private static final Base64.Encoder ENCODER = Base64.getEncoder();
@Override
public void serialize(Symbol value, JsonGenerator generator, SerializerProvider serializers)
throws IOException
{
String name = ENCODER.encodeToString(value.name().getBytes(UTF_8));
String type = ENCODER.encodeToString(value.type().getTypeId().getId().getBytes(UTF_8));
generator.writeFieldName(name + ":" + type);
}
}