Coverage Summary for Class: JsonRpcIdentifiableMessage (co.rsk.jsonrpc)
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Method, %
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JsonRpcIdentifiableMessage |
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1 /*
2 * This file is part of RskJ
3 * Copyright (C) 2018 RSK Labs Ltd.
4 *
5 * This program is free software: you can redistribute it and/or modify
6 * it under the terms of the GNU Lesser General Public License as published by
7 * the Free Software Foundation, either version 3 of the License, or
8 * (at your option) any later version.
9 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU Lesser General Public License for more details.
14 *
15 * You should have received a copy of the GNU Lesser General Public License
16 * along with this program. If not, see <http://www.gnu.org/licenses/>.
17 */
18 package co.rsk.jsonrpc;
19
20 import com.fasterxml.jackson.annotation.JsonInclude;
21
22 /**
23 * The basic JSON-RPC request or response. It is required to have an ID.
24 *
25 * Note that the JSON-RPC 2.0 spec allows using strings as IDs, but our implementation doesn't.
26 */
27 public abstract class JsonRpcIdentifiableMessage extends JsonRpcMessage {
28 private final int id;
29
30 public JsonRpcIdentifiableMessage(JsonRpcVersion version, int id) {
31 super(version);
32 this.id = requireNonNegative(id);
33 }
34
35 @JsonInclude(JsonInclude.Include.ALWAYS)
36 public int getId() {
37 return id;
38 }
39
40 private static int requireNonNegative(int id) {
41 if (id < 0) {
42 throw new IllegalArgumentException(
43 String.format("JSON-RPC message id should be a positive number, but was %s.", id)
44 );
45 }
46
47 return id;
48 }
49 }