source: javavenv/src/main/java/geniusweb/javavenv/VenvWithFile.java@ 15

package geniusweb.javavenv;

import java.io.File;
import java.io.IOException;

/**
 * Contains a Python Venv for a specific python tar.gz file. Requires the global
 * variable PYTHON3 pointing to python3.exe file.
 *
 */
public class VenvWithFile {
        private final File tgzfile; // the tgz file to be pip instaalled

        /**
         * 
         * @param tgzfile the tgzfile that needs to be <code>pip install</code>ed in
         *                a python venv.
         * @throws IOException
         */
        public VenvWithFile(File tgzfile) throws IOException {
                if (tgzfile == null || !tgzfile.exists())
                        throw new IllegalArgumentException(
                                        "tgzfile " + tgzfile + " must exist");
                if (!tgzfile.canRead())
                        throw new IllegalArgumentException(
                                        "tgzfile " + tgzfile + " must be readable");

                this.tgzfile = tgzfile;
                String dirname = tgzfile.getName();
                // remove .tar.gz or similar at the end.
                if (dirname.contains(".")) {
                        dirname = dirname.substring(0, dirname.indexOf("."));
                }
                // remove bad chars
                dirname = dirname.replaceAll("\\W", "");

                dirname = "" + "_" + dirname;

        }

        /**
         * Close the venv, release all resources. You can not use this PythonVenv
         * after calling this anymore.
         */
        public synchronized void close() {

        }

}