D:\SWING>javac com\tutorialspoint\gui\SwingLayoutDemo.java. Go to D:/ > SWING and type the following command. Next, we call the print method of M圜lass. In the main method, we create an object of M圜lass with a call to the initT method. Compile the program using the command prompt. The first method ‘initT’ returns a null object.
NULLPOINTEREXCEPTION JAVA NEW FLOWLAYOUT CODE
The NullPointerException occurs due to a situation in application code where an uninitialized object is attempted to be accessed or modified. Create the following Java program using any editor of your choice in say D:/ > SWING > com > tutorialspoint > gui >. FlowLayout(int align) Creates a new flow layout manager with the indicated alignment and horizontal and vertical gaps with the default size of 5 pixels.
Since the NullPointerException is a runtime exception, it doesn't need to be caught and handled explicitly in application code. FlowLayout() Constructs a new FlowLayout object with a centered alignment and horizontal and vertical gaps with the default size of 5 pixels. The is a runtime exception in Java that occurs when a variable is accessed which is not pointing to any object and refers to nothing or null.
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