import java.io.File;
import java.io.FileOutputStream;
+import java.io.IOException;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Map;
e.printStackTrace();
return;
}
+ finally{
+ try {
+ fop.close();
+ } catch (IOException e) {
+ e.printStackTrace();
+ }
+ }
try {
if(relations.size() > 0) {fop.write("[\n".getBytes());}
fop.write(String.join(",\n", relations).getBytes());