for(Repo repo: this.repos)
if(repo.getName().equals(repoName))
return repo;
return null;
}
<BUG>public boolean isJoin() {
</BUG>
return isJoin;
}
<BUG>public void setJoin(boolean isJoin) {
</BUG>
this.isJoin = isJoin;

for(Repo repo: this.repos)
if(repo.getName().equals(repoName))
return repo;
return null;
