[ECR-2914] LC: Implemented get transaction endpoint support #725
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,56 @@ | ||
| /* | ||
| * Copyright 2019 The Exonum Team | ||
| * | ||
| * 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. | ||
| */ | ||
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| package com.exonum.binding.common.serialization.json; | ||
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| import static com.google.common.base.Preconditions.checkNotNull; | ||
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| import com.exonum.binding.common.message.TransactionMessage; | ||
| import com.google.common.io.BaseEncoding; | ||
| import com.google.gson.JsonDeserializationContext; | ||
| import com.google.gson.JsonDeserializer; | ||
| import com.google.gson.JsonElement; | ||
| import com.google.gson.JsonParseException; | ||
| import com.google.gson.JsonPrimitive; | ||
| import com.google.gson.JsonSerializationContext; | ||
| import com.google.gson.JsonSerializer; | ||
| import java.lang.reflect.Type; | ||
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| final class TransactionMessageJsonSerializer implements JsonSerializer<TransactionMessage>, | ||
| JsonDeserializer<TransactionMessage> { | ||
| private static final BaseEncoding HEX_ENCODER = BaseEncoding.base16().lowerCase(); | ||
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| @Override | ||
| public JsonElement serialize(TransactionMessage src, Type typeOfSrc, | ||
| JsonSerializationContext context) { | ||
| checkNotNull(src, "Transaction message value is null"); | ||
| byte[] bytes = src.toBytes(); | ||
| String hex = HEX_ENCODER.encode(bytes); | ||
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| return new JsonPrimitive(hex); | ||
| } | ||
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| @Override | ||
| public TransactionMessage deserialize(JsonElement json, Type typeOfT, | ||
| JsonDeserializationContext context) throws JsonParseException { | ||
| checkNotNull(json, "Transaction message json input is null"); | ||
| String hex = json.getAsString(); | ||
| byte[] bytes = HEX_ENCODER.decode(hex); | ||
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| return TransactionMessage.fromBytes(bytes); | ||
| } | ||
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| } | ||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,72 @@ | ||
| /* | ||
| * Copyright 2019 The Exonum Team | ||
| * | ||
| * 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. | ||
| */ | ||
|
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| package com.exonum.binding.common.serialization.json; | ||
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| import static com.exonum.binding.common.crypto.CryptoFunctions.ed25519; | ||
| import static com.exonum.binding.common.serialization.json.JsonSerializer.json; | ||
| import static com.exonum.binding.test.Bytes.bytes; | ||
| import static org.hamcrest.MatcherAssert.assertThat; | ||
| import static org.hamcrest.Matchers.is; | ||
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| import com.exonum.binding.common.crypto.KeyPair; | ||
| import com.exonum.binding.common.message.TransactionMessage; | ||
| import com.google.common.collect.ImmutableList; | ||
| import com.google.gson.Gson; | ||
| import java.util.List; | ||
| import org.junit.jupiter.api.BeforeAll; | ||
| import org.junit.jupiter.params.ParameterizedTest; | ||
| import org.junit.jupiter.params.provider.MethodSource; | ||
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| class TransactionMessageGsonSerializerTest { | ||
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| private static Gson gson; | ||
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| @BeforeAll | ||
| static void setup() { | ||
| gson = JsonSerializer.builder() | ||
| .registerTypeHierarchyAdapter(TransactionMessage.class, | ||
| new TransactionMessageJsonSerializer()) | ||
| .create(); | ||
| } | ||
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| @ParameterizedTest | ||
| @MethodSource("source") | ||
| void roundTripTest(TransactionMessage msg) { | ||
| String json = gson.toJson(msg); | ||
| TransactionMessage restoredMsg = json().fromJson(json, TransactionMessage.class); | ||
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| assertThat(restoredMsg, is(msg)); | ||
| } | ||
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| private static List<TransactionMessage> source() { | ||
| KeyPair keys = ed25519().generateKeyPair(); | ||
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| return ImmutableList.of( | ||
| TransactionMessage.builder() | ||
| .serviceId(Short.MIN_VALUE) | ||
| .transactionId(Short.MAX_VALUE) | ||
| .payload(bytes()) | ||
| .sign(keys, ed25519()), | ||
| TransactionMessage.builder() | ||
| .serviceId((short) 0) | ||
| .transactionId((short) 127) | ||
| .payload(bytes(0x00, 0x01, 0x02)) | ||
| .sign(keys, ed25519()) | ||
| ); | ||
| } | ||
|
|
||
| } |
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Are there any needs for
TransactionMessageserialization to JSON in other ways?There was a problem hiding this comment.
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Can't say 🤷♂️ @vitvakatu , @MakarovS ?
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I'd leave it as it is for now.