Installing OR-Tools for Java from Binary on Windows

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 Introduction

This guide explains how to install OR-Tools for Java on Windows.

Although these instructions might also work on other Windows variants, we have only tested them on machines meeting the following requirements: Windows 10 64-bit (x86_64) with:

  • Microsoft Visual Studio [Community] 2022
  • Microsoft Visual Studio [Community] 2019

Prerequisites

The following sections describe the prerequisites for installing OR-Tools.

Microsoft Visual C++ Redistributable

You must have the Microsoft Visual C++ Redistributable for Visual Studio 2019 (select the x64 version) installed on your computer, since OR-Tools library for Java is a wrapper for the C++ native library.

Java JDK

You must also have a Java JDK 64 bit, version 8.0 or later installed.

You can find more details here.

Maven

You must also have a Maven 64 bit installed.

You can find more details here.

Installing OR-Tools

Take the following steps to install the OR-Tools library for Java:

Download and extract the binary distribution for your system:

Validate your installation

To test your Java installations, open a x64 Native Tools Command Prompt and navigate to the directory where you unpacked the binary distribution. Then enter the following command:

tools\make test
This runs a selection of examples for OR-Tools. If all the examples run successfully, you are ready to get started with OR-Tools.