1bbb6554084e7bf77200be7928e2f74391a98810,src/java/boa/evaluator/BoaEvaluator.java,BoaEvaluator,setup,#,161

Before Change


		File compilationDir =  new File(this.COMPILATION_DIR);
		// output directory does not already exists
		try {
			FileUtils.deleteDirectory(new File(this.OUTPUT_DIR));
			FileUtils.deleteDirectory(compilationDir);
		} catch (IOException e) {
			e.printStackTrace();

After Change


		File compilationDir =  new File(this.COMPILATION_DIR);
		// output directory does not already exists
		try {
			if(this.OUTPUT_DIR != null) {
				FileUtils.deleteDirectory(new File(this.OUTPUT_DIR));
			}
			FileUtils.deleteDirectory(compilationDir);
		} catch (IOException e) {