io.trino.server.SliceSerialization 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.server;
import com.fasterxml.jackson.core.Base64Variants;
import com.fasterxml.jackson.core.JsonGenerator;
import com.fasterxml.jackson.core.JsonParser;
import com.fasterxml.jackson.databind.DeserializationContext;
import com.fasterxml.jackson.databind.JsonDeserializer;
import com.fasterxml.jackson.databind.JsonSerializer;
import com.fasterxml.jackson.databind.SerializerProvider;
import io.airlift.slice.Slice;
import io.airlift.slice.Slices;
import java.io.IOException;
public final class SliceSerialization
{
private SliceSerialization() {}
public static class SliceSerializer
extends JsonSerializer
{
@Override
public void serialize(Slice slice, JsonGenerator jsonGenerator, SerializerProvider serializerProvider)
throws IOException
{
jsonGenerator.writeBinary(Base64Variants.MIME_NO_LINEFEEDS, slice.byteArray(), slice.byteArrayOffset(), slice.length());
}
}
public static class SliceDeserializer
extends JsonDeserializer
{
@Override
public Slice deserialize(JsonParser jsonParser, DeserializationContext deserializationContext)
throws IOException
{
return Slices.wrappedBuffer(jsonParser.getBinaryValue(Base64Variants.MIME_NO_LINEFEEDS));
}
}
}