com.swirlds.common.constructable.GenerateClassId Maven / Gradle / Ivy
Go to download
Show more of this group Show more artifacts with this name
Show all versions of swirlds-common Show documentation
Show all versions of swirlds-common Show documentation
Swirlds is a software platform designed to build fully-distributed applications that harness the power of the cloud without servers. Now you can develop applications with fairness in decision making, speed, trust and reliability, at a fraction of the cost of traditional server-based platforms.
/*
* Copyright (C) 2016-2024 Hedera Hashgraph, LLC
*
* 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 com.swirlds.common.constructable;
import java.util.Random;
/**
* Generates random long to use as a class ID for RuntimeConstructable.
*/
public final class GenerateClassId {
private GenerateClassId() {}
public static void main(final String[] args) {
generateAndPrintClassId();
}
/**
* Generate a class ID and print it to standard out.
*/
public static void generateAndPrintClassId() {
System.out.printf(
"""
\tprivate static final long CLASS_ID = 0x%sL;
\tprivate static final class ClassVersion {
\t\tpublic static final int ORIGINAL = 1;
\t}
\t/**
\t * {@inheritDoc}
\t */
\t@Override
\tpublic long getClassId() {
\t\treturn CLASS_ID;
\t}
\t/**
\t * {@inheritDoc}
\t */
\t@Override
\tpublic int getVersion() {
\t\treturn ClassVersion.ORIGINAL;
\t}
""",
Long.toHexString(new Random().nextLong()));
}
}