README.md

# CREC

## I. Introduction

This project is built to automatically recommend clones for refactoring, which leverages both the present status and the past evolution of clones. 

* This project is implemented for the research paper “Automatic Clone Recommendation for Refactoring Based on the Present and the Past” accepted by [ICSME 2018](https://icsme2018.github.io/).*

## II. Environment

* OS: GNU Linux (Tested on Ubuntu 14.04 LTS) 
* JDK: JDK1.8

## III. How to run

Originally, *CREC* was developed as an [Eclipse](http://www.eclipse.org/mars/) Java Project, you can simply **import** the project into your workspace.

In the runnable folder, detectClones.sh is an example shell. You can run detectClones.sh for jfreechart project, or you can change the projectName and project repository for your own need.

## IV.  Structure of the project
```powershell
  |--- README.md           :  user guidance
  |--- codes               :  source code
  |--- runnable            :  shell for preparation
  |--- features            :  features extracted by CREC
  |--- refactorInstances   :  refactor instances collected by CREC
  |--- unrefactorInstances :  not refactor instances collected by CREC
  |--- results             :  machine learning results in paper

```

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<u> All suggestions are welcomed.</u>