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Improve program execution #10

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0a62ede
Remove empty line
rafaelcn Apr 13, 2023
f3e767a
Create a directory before trying to write results
rafaelcn Apr 14, 2023
8c12372
Move log expressions a few lines down
rafaelcn Apr 14, 2023
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47 changes: 31 additions & 16 deletions src/main/java/br/unb/cic/cpp/evolution/Main.java
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Original file line number Diff line number Diff line change
@@ -1,6 +1,7 @@
package br.unb.cic.cpp.evolution;

import java.io.File;
import java.net.URLDecoder;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.text.SimpleDateFormat;
Expand All @@ -27,11 +28,11 @@ public class Main {
public static void main(final String[] args) throws Exception {
val formatter = new SimpleDateFormat("dd-MM-yyyy");

int step = 7;
int threads = 0;

Date initialDate = formatter.parse("01-01-2010");
Date finalDate = Calendar.getInstance().getTime();
int step = 7;
var initialDate = formatter.parse("01-01-2010");
var finalDate = Calendar.getInstance().getTime();

if (args.length == 0 || args[0].isEmpty()) {
usage();
Expand All @@ -52,28 +53,43 @@ public static void main(final String[] args) throws Exception {
}
}

logger.info("Init date {}", initialDate.toString());
logger.info("End date {}", finalDate.toString());
logger.info("Step {}", step);

val path = args[0];
val f = new File(path);
// make sure to pass the path argument enclosed in quotes if you are using a filepath that contain spaces
val repositoriesPath = args[0];
val repositoriesPathHandler = new File(repositoriesPath);

if (f.exists() && f.isDirectory()) {
if (repositoriesPathHandler.exists() && repositoriesPathHandler.isDirectory()) {
File[] repositories;

if (project == null) {
repositories = f.listFiles(File::isDirectory);
repositories = repositoriesPathHandler.listFiles(File::isDirectory);
} else {
repositories = f.listFiles(File::isDirectory);
repositories = repositoriesPathHandler.listFiles(File::isDirectory);
repositories = Arrays.stream(repositories)
.filter(t -> t.getName().equals(project))
.toArray(File[]::new);
}

try {
val csvPath = Paths.get(f.getAbsolutePath(), "..", "out", "results.csv");
val csv = new FileCSV(csvPath);
val repositoriesAbsolutePath = Path.of(repositoriesPathHandler.getAbsolutePath());
val repositoriesParentPath = repositoriesAbsolutePath.getParent();

val resultsFolder = Paths.get(repositoriesParentPath.toString(), "out");
val resultsFolderHandler = new File(resultsFolder.toString());

// if the result folder doesn't exist, create a new one so nothing related to that throws down the line
if (!(resultsFolderHandler.exists() || resultsFolderHandler.mkdir())) {
logger.error("failed to create results folder, please create the following folder: " + resultsFolder);
System.exit(1);
}

val csvFile = Paths.get(resultsFolder.toString(), "results.csv");
val csv = new FileCSV(csvFile);

logger.info("init date {}", initialDate.toString());
logger.info("end date {}", finalDate.toString());
logger.info("step {}", step);
logger.info("threads {}", threads);
logger.info("writing results into {}", csvFile.toString());

if (repositories != null) {
val cores = threads == 0 ? Runtime.getRuntime().availableProcessors() : threads;
Expand All @@ -82,7 +98,7 @@ public static void main(final String[] args) throws Exception {
val futures = new ArrayList<Future>();

for (File repository : repositories) {
val outputFile = Paths.get(f.getAbsolutePath(), "..", "out", repository.getName() + ".md");
val outputFile = Paths.get(resultsFolder.toString(), repository.getName() + ".md");
val walker = RepositoryWalkerTask.builder()
.csv(csv)
.repositoryName(repository.getName())
Expand Down Expand Up @@ -117,7 +133,6 @@ public static void usage() {
logger.info("--step=<int> - The number of steps used when walking the project");
logger.info("--threads=<int> - The number of threads used to walk the project");
logger.info("--project=<string> - A string denoting the name of the project");

}

}