The File class provides exists() method this returns true if a file in the specified path exists else it returns false.ExampleLive Demoimport java.io.File; public class FileHandling {    public static void main(String args[]) {       File file = new File("samplefile");       if(file.exists()) {     ... Read More

No, you cannot have both this() and super() in a single constructor.

SAP NetWeaver is a Java-based stack and its developer edition is available.https://www.sap.com/developer/trials-downloads.htmlIn SAP system, Function modules are like web services. They are used to expose the structure of the data dictionary or to expose business objects.Function modules are sub-programs that contain a set of reusable statements with importing and exporting ... Read More

If you would have searched a little in the SAP documentation, then you would have found out the answer.You can use the CL_DB_SYS=>DBSYS_TYPE to fetch the database. For e.g. If you are using SAP HANA as the database, then the DBSYS_TYPE will have the value as HDB. Read More

To identify the index of the row, you can use the property “indexOfRow” to get the row of the clicked button.All the buttons will be in the same column, so it does not make sense to get the column index, but if you still need to get the column index ... Read More

To check if a user has authorization for T-code or not you can use Transaction SUIM. You can manage user permissions using different ways like profile assignment via a single role, collective roles that contain single roles, etc. Below shows SUIM transaction that opens User Information System as below:You can also ... Read More

You can make use of T-code: SU24 and check objects related to SOST T-code. These are authorization objects for this Transaction - S_OC_DOC; S_OC_ROLE; S_OC_SEND; S_OC_SOSG; S_OC_TCD

When a new thread begins its life cycle in the new state. It remains in this state until the program starts the thread. It is also referred to as a born thread.After this newly born thread is started, the thread becomes runnable. A thread in this state is considered to ... Read More

Note that “!” this character removes all characters in the field before data is transported. So you get error message cos of this.

The issue lies in the class you are using for making a method call. This class is basically making RFC callback with the help of SAP GUI. SO, when you are using the function builder, it works well because it has an SAP GUI connection present.But when you are using ... Read More