ExternalModel.java

import java.util.ArrayList;
import org.apache.commons.lang3.SystemUtils;

class ExternalModel {
	private String suffix;
	private ArrayList<String> arrayList;

	ExternalModel() {
		arrayList = new ArrayList<String>();
		if (SystemUtils.IS_OS_WINDOWS) {
			suffix = ".win64";
		} else if (SystemUtils.IS_OS_LINUX) {
			suffix = ".linux64";
		} else if (SystemUtils.IS_OS_MAC) {
			suffix = getClass().getSimpleName() + ".mac64";
		}
	}

	public void exec() {
		String[] cmdArray = new String[arrayList.size()];

		try {
			for (int i = 0; i < arrayList.size(); i++) {
				cmdArray[i] = arrayList.get(i);
			}
			Process process = Runtime.getRuntime().exec(cmdArray, null, null);
		} catch (Exception ex) {
			ex.printStackTrace();
		}
	}

	public String getSuffix() {
		return suffix;
	}

	public void setSuffix(String suffix) {
		this.suffix = suffix;
	}
}