69 lines
2.3 KiB
Kotlin
69 lines
2.3 KiB
Kotlin
/**
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* Copyright (c) 2020 EmeraldPay, Inc
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package io.emeraldpay.dshackle.upstream.rpcclient
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import com.fasterxml.jackson.core.JsonParser
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import com.fasterxml.jackson.databind.DeserializationContext
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import com.fasterxml.jackson.databind.JsonDeserializer
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import com.fasterxml.jackson.databind.JsonNode
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import io.emeraldpay.dshackle.Global
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data class JsonRpcRequest(
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val method: String,
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val params: List<Any?>,
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val id: Int
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) {
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constructor(method: String, params: List<Any?>) : this(method, params, 1)
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fun toJson(): ByteArray {
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val json = mapOf(
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"jsonrpc" to "2.0",
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"id" to id,
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"method" to method,
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"params" to params
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)
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return Global.objectMapper.writeValueAsBytes(json)
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}
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override fun toString(): String {
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return String(this.toJson())
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}
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class Deserializer : JsonDeserializer<JsonRpcRequest>() {
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override fun deserialize(p: JsonParser, ctxt: DeserializationContext): JsonRpcRequest {
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val node: JsonNode = p.readValueAsTree()
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val id = node.get("id").intValue()
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val method = node.get("method").textValue()
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val params = node.get("params").map {
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if (it.isNumber) {
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it.asInt()
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} else if (it.isTextual) {
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it.textValue()
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} else if (it.isBoolean) {
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it.booleanValue()
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} else if (it.isNull) {
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null
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} else {
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throw IllegalStateException("Unsupported param type: ${it.asToken()}")
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}
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}
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return JsonRpcRequest(method, params, id)
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}
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}
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} |