| /* |
| * 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.tuweni.eth; |
| |
| import org.apache.tuweni.bytes.Bytes; |
| import org.apache.tuweni.units.bigints.UInt256; |
| import org.apache.tuweni.units.ethereum.Gas; |
| import org.apache.tuweni.units.ethereum.Wei; |
| |
| import java.io.IOException; |
| import java.time.Instant; |
| |
| import com.fasterxml.jackson.core.JsonGenerator; |
| import com.fasterxml.jackson.core.JsonParser; |
| import com.fasterxml.jackson.databind.DeserializationContext; |
| import com.fasterxml.jackson.databind.KeyDeserializer; |
| import com.fasterxml.jackson.databind.SerializerProvider; |
| import com.fasterxml.jackson.databind.deser.std.StdDeserializer; |
| import com.fasterxml.jackson.databind.module.SimpleModule; |
| import com.fasterxml.jackson.databind.ser.std.StdSerializer; |
| |
| public class EthJsonModule extends SimpleModule { |
| |
| static class HashSerializer extends StdSerializer<Hash> { |
| |
| HashSerializer() { |
| super(Hash.class); |
| } |
| |
| @Override |
| public void serialize(Hash value, JsonGenerator gen, SerializerProvider provider) throws IOException { |
| gen.writeString(value.toHexString()); |
| } |
| } |
| |
| static class AddressSerializer extends StdSerializer<Address> { |
| |
| AddressSerializer() { |
| super(Address.class); |
| } |
| |
| @Override |
| public void serialize(Address value, JsonGenerator gen, SerializerProvider provider) throws IOException { |
| gen.writeString(value.toHexString()); |
| } |
| } |
| |
| static class BytesSerializer extends StdSerializer<Bytes> { |
| |
| BytesSerializer() { |
| super(Bytes.class); |
| } |
| |
| @Override |
| public void serialize(Bytes value, JsonGenerator gen, SerializerProvider provider) throws IOException { |
| gen.writeString(value.toHexString()); |
| } |
| } |
| |
| static class GasSerializer extends StdSerializer<Gas> { |
| |
| GasSerializer() { |
| super(Gas.class); |
| } |
| |
| @Override |
| public void serialize(Gas value, JsonGenerator gen, SerializerProvider provider) throws IOException { |
| gen.writeString(value.toBytes().toHexString()); |
| } |
| } |
| |
| static class UInt256Serializer extends StdSerializer<UInt256> { |
| |
| UInt256Serializer() { |
| super(UInt256.class); |
| } |
| |
| @Override |
| public void serialize(UInt256 value, JsonGenerator gen, SerializerProvider provider) throws IOException { |
| gen.writeString(value.toHexString()); |
| } |
| } |
| |
| static class InstantSerializer extends StdSerializer<Instant> { |
| |
| InstantSerializer() { |
| super(Instant.class); |
| } |
| |
| @Override |
| public void serialize(Instant value, JsonGenerator gen, SerializerProvider provider) throws IOException { |
| gen.writeNumber(value.toEpochMilli()); |
| } |
| } |
| |
| static class AddressDeserializer extends StdDeserializer<Address> { |
| |
| AddressDeserializer() { |
| super(Address.class); |
| } |
| |
| @Override |
| public Address deserialize(JsonParser p, DeserializationContext ctxt) throws IOException { |
| return Address.fromHexString(p.getValueAsString()); |
| } |
| } |
| |
| static class GasDeserializer extends StdDeserializer<Gas> { |
| |
| GasDeserializer() { |
| super(Gas.class); |
| } |
| |
| @Override |
| public Gas deserialize(JsonParser p, DeserializationContext ctxt) throws IOException { |
| return Gas.valueOf(UInt256.fromHexString(p.getValueAsString())); |
| } |
| } |
| |
| static class WeiDeserializer extends StdDeserializer<Wei> { |
| |
| WeiDeserializer() { |
| super(Wei.class); |
| } |
| |
| @Override |
| public Wei deserialize(JsonParser p, DeserializationContext ctxt) throws IOException { |
| return Wei.valueOf(UInt256.fromHexString(p.getValueAsString())); |
| } |
| } |
| |
| static class BytesDeserializer extends StdDeserializer<Bytes> { |
| |
| BytesDeserializer() { |
| super(Bytes.class); |
| } |
| |
| @Override |
| public Bytes deserialize(JsonParser p, DeserializationContext ctxt) throws IOException { |
| return Bytes.fromHexString(p.getValueAsString()); |
| } |
| } |
| |
| static class UInt256Deserializer extends StdDeserializer<UInt256> { |
| |
| UInt256Deserializer() { |
| super(UInt256.class); |
| } |
| |
| @Override |
| public UInt256 deserialize(JsonParser p, DeserializationContext ctxt) throws IOException { |
| return UInt256.fromHexString(p.getValueAsString()); |
| } |
| } |
| |
| static class AddressKeyDeserializer extends KeyDeserializer { |
| |
| @Override |
| public Address deserializeKey(String key, DeserializationContext ctxt) throws IOException { |
| return Address.fromHexString(key); |
| } |
| } |
| |
| static class BytesKeyDeserializer extends KeyDeserializer { |
| |
| @Override |
| public Bytes deserializeKey(String key, DeserializationContext ctxt) throws IOException { |
| return Bytes.fromHexString(key); |
| } |
| } |
| |
| public EthJsonModule() { |
| addSerializer(Hash.class, new HashSerializer()); |
| addSerializer(Address.class, new AddressSerializer()); |
| addSerializer(Bytes.class, new BytesSerializer()); |
| addSerializer(Gas.class, new GasSerializer()); |
| addSerializer(UInt256.class, new UInt256Serializer()); |
| addSerializer(Instant.class, new InstantSerializer()); |
| addKeyDeserializer(Bytes.class, new BytesKeyDeserializer()); |
| addKeyDeserializer(Address.class, new AddressKeyDeserializer()); |
| addDeserializer(Address.class, new AddressDeserializer()); |
| addDeserializer(Gas.class, new GasDeserializer()); |
| addDeserializer(Wei.class, new WeiDeserializer()); |
| addDeserializer(UInt256.class, new UInt256Deserializer()); |
| addDeserializer(Bytes.class, new BytesDeserializer()); |
| } |
| } |