always use brace in for- and if-construct

2 files changed, 21 insertions, 8 deletions

diff --git a/src/com.example.portfolio2/com/example/portfolio2/Database.java b/src/com.example.portfolio2/com/example/portfolio2/Database.java
index a4a9271..a6a144a 100644
--- a/src/com.example.portfolio2/com/example/portfolio2/Database.java
+++ b/src/com.example.portfolio2/com/example/portfolio2/Database.java
@@ -29,8 +29,9 @@ class Database {
 	/// @param name  activity name
 	/// @return      index of activity as integer
 	int getActivityIndeks(final String name) {
-		if (name == null)
+		if (name == null) {
 			return -1;
+		}
 		ArrayList<String> result = db.query("select indeks from activity a where name is '" + name + "';", "indeks");
 
 		return Integer.parseInt(result.getFirst());
@@ -69,11 +70,13 @@ class Database {
 	/// @param program  programme name
 	/// @return         ECTS points as String
 	String getSumEcts(final String program) {
-		if (program == null)
+		if (program == null) {
 			return "0";
+		}
 		ArrayList<String> result = db.query("select sum(activity.ects) as total_ects,student.name from student left outer join participation on student.studid = participation.studid inner join activity on participation.indeks = activity.indeks where program is '" + program + "' group by student.studid ;", "total_ects");
-		if (result.isEmpty())
+		if (result.isEmpty()) {
 			return "0";
+		}
 
 		return result.getFirst();
 	}
diff --git a/src/com.example.portfolio2/com/example/portfolio2/MyDB.java b/src/com.example.portfolio2/com/example/portfolio2/MyDB.java
index 9b02d39..ea0f6d6 100644
--- a/src/com.example.portfolio2/com/example/portfolio2/MyDB.java
+++ b/src/com.example.portfolio2/com/example/portfolio2/MyDB.java
@@ -15,7 +15,9 @@ public class MyDB {
 
 	/// foo
 	MyDB() {
-		if (conn == null) open();
+		if (conn == null) {
+			open();
+		}
 	}
 
 	/// foo
@@ -25,7 +27,9 @@ public class MyDB {
 			conn = DriverManager.getConnection(url);
 		} catch (SQLException e) {
 			System.out.println("cannot open");
-			if (conn != null) close();
+			if (conn != null) {
+				close();
+			}
 			throw new RuntimeException(e);
 		}
 		;
@@ -34,7 +38,9 @@ public class MyDB {
 	/// foo
 	public void close() {
 		try {
-			if (conn != null) conn.close();
+			if (conn != null) {
+				conn.close();
+			}
 		} catch (SQLException e) {
 			throw new RuntimeException(e);
 		}
@@ -44,7 +50,9 @@ public class MyDB {
 	/// foo
 	/// @param sql  foo
 	public void cmd(final String sql) {
-		if (conn == null) open();
+		if (conn == null) {
+			open();
+		}
 		if (conn == null) {
 			System.out.println("No connection");
 			return;
@@ -73,7 +81,9 @@ public class MyDB {
 	/// @return       foo
 	public ArrayList<String> query(final String query, final String fld) {
 		ArrayList<String> res = new ArrayList<>();
-		if (conn == null) open();
+		if (conn == null) {
+			open();
+		}
 		if (conn == null) {
 			System.out.println("No connection");
 			throw new RuntimeException("No connection");