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GithubInitializer
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Fixed concurrent modification exception.

This commit is contained in:
Andrew Lalis 2018-09-08 17:20:33 +02:00
parent 8b69d4881f
commit a55fab8d47
10 changed files with 64 additions and 39 deletions
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9
src/main/java/nl/andrewlalis/Main.java
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@ -28,23 +28,20 @@ public class Main {
// Command executor which will be used by all actions the user can do.
CommandExecutor executor = new CommandExecutor();
// Main application model is stored as a static variable that is accessible everywhere.
InitializerApp.organization = new Organization();
// Initialize User Interface.
InitializerApp app = new InitializerApp(executor);
app.begin();
app.setAccessToken(userOptions.get("token"));
// Initialize executable commands.
executor.registerCommand("read_students", new ReadStudentsFile());
executor.registerCommand("read_students", new ReadStudentsFile(app));
executor.registerCommand("archive_all", new ArchiveRepos());
executor.registerCommand("generate_assignments", new GenerateAssignmentsRepo());
executor.registerCommand("define_ta_teams", new DefineTaTeams(app));
executor.registerCommand("list_errors", new ListErrors());
executor.registerCommand("list_errors", new ListErrors(app));
executor.registerCommand("delete_repos", new DeleteRepos());
executor.registerCommand("delegate_student_teams", new DelegateStudentTeams(app));
executor.registerCommand("setup_student_repos", new SetupStudentRepos());
executor.registerCommand("setup_student_repos", new SetupStudentRepos(app));
logger.info("GithubManager for Github Repositories in Educational Organizations.\n" +
"© Andrew Lalis (2018), All rights reserved.\n" +

19
src/main/java/nl/andrewlalis/git_api/GithubManager.java
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@ -111,7 +111,6 @@ public class GithubManager {
// Check if the repository already exists.
GHRepository existingRepo = this.organization.getRepository(assignmentsRepoName);
if (existingRepo != null) {
InitializerApp.organization.addError(new Error(Severity.MINOR, "Assignments repository already existed, deleting it."));
existingRepo.delete();
logger.fine("Deleted pre-existing assignments repository.");
}
@ -172,7 +171,7 @@ public class GithubManager {
repo.delete();
logger.info("Deleted repository: " + repo.getName());
} catch (IOException e) {
InitializerApp.organization.addError(new Error(Severity.HIGH, "Could not delete repository: " + repo.getName()));
logger.severe("Could not delete repository: " + repo.getName());
e.printStackTrace();
}
}
@ -212,7 +211,8 @@ public class GithubManager {
}
logger.info("Archived repository: " + repo.getFullName());
} catch (IOException e) {
InitializerApp.organization.addError(new Error(Severity.HIGH, "Could not archive repository: " + repo.getName()));
logger.severe("Could not archive repository: " + repo.getName());
e.printStackTrace();
}
}
@ -233,8 +233,8 @@ public class GithubManager {
repo.addCollaborators(users);
this.assignmentsRepo.addCollaborators(users);
} catch (IOException e) {
InitializerApp.organization.addError(new Error(Severity.HIGH, "Students in team: " + team + " could not be added as collaborators to assignments repo or their repository."));
logger.warning("Could not add students as collaborators to assignments or their repo.");
logger.severe("Could not add students as collaborators to assignments or their repo.\n" + team);
e.printStackTrace();
}
}
@ -248,8 +248,8 @@ public class GithubManager {
taTeam.add(studentRepo, GHOrganization.Permission.ADMIN);
logger.fine("Added team " + taTeam.getName() + " as admin to repository: " + studentRepo.getName());
} catch (IOException e) {
InitializerApp.organization.addError(new Error(Severity.HIGH, "Could not add TA Team: " + taTeam.getName() + " as ADMIN to repository: " + studentRepo.getName()));
logger.severe("Could not add TA Team: " + taTeam.getName() + " as admins to repository: " + studentRepo.getName());
e.printStackTrace();
}
}
@ -269,7 +269,6 @@ public class GithubManager {
protectionBuilder.enable();
logger.fine("Protected master branch of repository: " + repo.getName());
} catch (IOException e) {
InitializerApp.organization.addError(new Error(Severity.HIGH, "Could not protect master branch of repository: " + repo.getName()));
logger.severe("Could not protect master branch of repository: " + repo.getName());
e.printStackTrace();
}
@ -285,8 +284,7 @@ public class GithubManager {
repo.createRef("refs/heads/development", sha1);
logger.fine("Created development branch of repository: " + repo.getName());
} catch (IOException e) {
InitializerApp.organization.addError(new Error(Severity.HIGH, "Could not create development branch of repository: " + repo.getName()));
logger.severe("Could not create development branch for repository: " + repo.getName() + '\n' + e.getMessage());
logger.severe("Could not create development branch for repository: " + repo.getName());
e.printStackTrace();
}
}
@ -314,8 +312,7 @@ public class GithubManager {
logger.fine("Created repository: " + repo.getName());
return repo;
} catch (IOException e) {
logger.severe("Could not create repository: " + name + '\n' + e.getMessage());
InitializerApp.organization.addError(new Error(Severity.CRITICAL, "Could not create repository: " + name));
logger.severe("Could not create repository: " + name);
e.printStackTrace();
return null;
}

11
src/main/java/nl/andrewlalis/model/Student.java
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@ -1,9 +1,5 @@
package nl.andrewlalis.model;
import nl.andrewlalis.model.error.Error;
import nl.andrewlalis.model.error.Severity;
import nl.andrewlalis.ui.view.InitializerApp;
import java.util.List;
import java.util.Map;
import java.util.logging.Logger;
@ -49,12 +45,7 @@ public class Student extends Person {
public StudentTeam getPreferredTeam(Map<Integer, Student> studentMap) {
StudentTeam t = new StudentTeam();
for (int partnerNumber : this.getPreferredPartners()) {
if (!studentMap.containsKey(partnerNumber)) {
InitializerApp.organization.addError(new Error(Severity.MEDIUM, "Student " + this.getNumber() + " has non-existent preferred partner with id: " + partnerNumber));
logger.warning("Student has non-existent partner id: " + partnerNumber + '\n' + this);
} else {
t.addMember(studentMap.get(partnerNumber));
}
t.addMember(studentMap.get(partnerNumber));
}
t.addMember(this);
return t;

6
src/main/java/nl/andrewlalis/ui/control/command/executables/DelegateStudentTeams.java
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@ -38,7 +38,7 @@ public class DelegateStudentTeams extends GithubExecutable {
@Override
protected boolean executeWithManager(GithubManager manager, String[] args) {
if (InitializerApp.organization.getStudentTeams().isEmpty()) {
if (this.app.getOrganization().getStudentTeams().isEmpty()) {
JOptionPane.showMessageDialog(this.app, "There are no student teams! Please read some from a CSV file first.", "No Student Teams", JOptionPane.ERROR_MESSAGE);
return false;
}
@ -47,7 +47,7 @@ public class DelegateStudentTeams extends GithubExecutable {
if (dialog.isSuccessful()) {
Map<TATeam, Integer> results = dialog.getResult();
List<StudentTeam> teams = InitializerApp.organization.getStudentTeams();
List<StudentTeam> teams = this.app.getOrganization().getStudentTeams();
int initialTeamsSize = teams.size();
Stack<StudentTeam> teamsStack = new Stack<>();
// Randomize the ordering of the student teams here.
@ -61,7 +61,7 @@ public class DelegateStudentTeams extends GithubExecutable {
for (int i = 0; i < entry.getValue(); i++) {
team.addStudentTeam(teamsStack.pop());
}
InitializerApp.organization.getTaTeams().add(team);
this.app.getOrganization().getTaTeams().add(team);
}
} else {
return false;

13
src/main/java/nl/andrewlalis/ui/control/command/executables/ListErrors.java
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@ -11,6 +11,11 @@ import java.util.logging.Logger;
*/
public class ListErrors implements Executable {
/**
* A reference to the current application.
*/
private InitializerApp app;
/**
* The logger for outputting debug info.
*/
@ -19,13 +24,17 @@ public class ListErrors implements Executable {
logger.setParent(Logger.getGlobal());
}
public ListErrors(InitializerApp app) {
this.app = app;
}
@Override
public boolean execute(String[] args) {
StringBuilder sb = new StringBuilder("Runtime Errors:\n");
if (InitializerApp.organization.getErrors().isEmpty()) {
if (this.app.getOrganization().getErrors().isEmpty()) {
sb.append("None");
}
for (Error error : InitializerApp.organization.getErrors()) {
for (Error error : this.app.getOrganization().getErrors()) {
sb.append(error).append('\n');
}
logger.info(sb.toString());

11
src/main/java/nl/andrewlalis/ui/control/command/executables/ReadStudentsFile.java
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@ -17,6 +17,15 @@ import java.util.List;
*/
public class ReadStudentsFile implements Executable {
/**
* A reference to the current application, which contains the model for storing information.
*/
private InitializerApp app;
public ReadStudentsFile(InitializerApp app) {
this.app = app;
}
@Override
public boolean execute(String[] args) {
if (args.length < 2) {
@ -28,7 +37,7 @@ public class ReadStudentsFile implements Executable {
if (teams == null) {
return false;
}
InitializerApp.organization.setStudentTeams(teams);
this.app.getOrganization().setStudentTeams(teams);
return true;
}
}

15
src/main/java/nl/andrewlalis/ui/control/command/executables/SetupStudentRepos.java
View File

@ -7,13 +7,26 @@ import nl.andrewlalis.ui.view.InitializerApp;
import java.util.List;
/**
* This executable, when run, sets up all student repositories.
*/
public class SetupStudentRepos extends GithubExecutable {
/**
* A reference to the current application.
*/
private InitializerApp app;
public SetupStudentRepos(InitializerApp app) {
this.app = app;
}
@Override
protected boolean executeWithManager(GithubManager manager, String[] args) {
if (args.length < 1) {
return false;
}
List<TATeam> taTeams = InitializerApp.organization.getTaTeams();
List<TATeam> taTeams = this.app.getOrganization().getTaTeams();
for (TATeam team : taTeams) {
for (StudentTeam studentTeam : team.getStudentTeams()) {
manager.setupStudentRepo(studentTeam, team, args[0]);

7
src/main/java/nl/andrewlalis/ui/view/InitializerApp.java
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@ -42,7 +42,7 @@ public class InitializerApp extends JFrame {
/**
* The organization object, which contains all important state information.
*/
public static Organization organization;
private Organization organization;
/**
* Constructs a new instance of the main application frame, with both an executor, and organization model.
@ -52,6 +52,7 @@ public class InitializerApp extends JFrame {
*/
public InitializerApp(CommandExecutor executor) {
this.executor = executor;
this.organization = new Organization();
// UI initialization.
ImageIcon icon = new ImageIcon(getClass().getResource("/image/icon.png"));
@ -221,6 +222,10 @@ public class InitializerApp extends JFrame {
return this.accessTokenField.getText().trim();
}
public Organization getOrganization() {
return this.organization;
}
public void setAccessToken(String accessToken) {
this.accessTokenField.setText(accessToken);
}

2
src/main/java/nl/andrewlalis/ui/view/dialogs/delegateStudentTeams/DelegateStudentTeamsDialog.java
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@ -48,7 +48,7 @@ public class DelegateStudentTeamsDialog extends JDialog {
super(parentApp, "Delegate Student Teams", true);
this.manager = manager;
this.teamSpinners = new ArrayList<>();
this.totalStudentTeamsCount = InitializerApp.organization.getStudentTeams().size();
this.totalStudentTeamsCount = parentApp.getOrganization().getStudentTeams().size();
this.setDefaultCloseOperation(DISPOSE_ON_CLOSE);
this.initUI();

10
src/main/java/nl/andrewlalis/util/TeamGenerator.java
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@ -39,7 +39,6 @@ public class TeamGenerator {
logger.fine("Generating teams of size " + teamSize);
if (teamSize < 1) {
logger.severe("Invalid team size.");
InitializerApp.organization.addError(new Error(Severity.CRITICAL, "Invalid team size while generating teams from CSV."));
throw new IllegalArgumentException("StudentTeam size must be greater than or equal to 1. Got " + teamSize);
}
logger.fine("Parsing CSV file.");
@ -51,7 +50,6 @@ public class TeamGenerator {
studentMap = readAllStudents(records, teamSize);
} catch (ArrayIndexOutOfBoundsException e) {
logger.severe("StudentTeam size does not match column count in records.");
InitializerApp.organization.addError(new Error(Severity.CRITICAL, "Team size does not match column count in records."));
throw new IllegalArgumentException("StudentTeam size does not match column count in records.");
}
@ -156,11 +154,17 @@ public class TeamGenerator {
}
Student s = new Student(Integer.parseInt(record.get(3)), record.get(2), record.get(1), record.get(4), preferredIds);
if (studentMap.containsValue(s)) {
InitializerApp.organization.addError(new Error(Severity.HIGH, "Duplicate entries for student:\n" + s + "\nSince records are in chronological order, this more recent duplicate will override the previous value."));
logger.warning("Duplicate entry found for student: " + s + "\nOverwriting previous value.");
}
studentMap.put(s.getNumber(), s);
}
// Perform a safety check to ensure all preferred partners are valid students.
for (Map.Entry<Integer, Student> entry : studentMap.entrySet()) {
// Remove any ids that don't exist in the whole list of students.
entry.getValue().getPreferredPartners().removeIf(partnerId -> !studentMap.containsKey(partnerId));
}
// At this point, all students are valid, and all preferred partners are valid.
logger.fine("Read " + studentMap.size() + " students from records.");
return studentMap;
}