java – How to trim a string to a given number of characters

Question:

There is a String mawa; variable String mawa; in which some text is stored.

How do I make this text truncate to 25 characters?

Answer:

mawa = mawa.substring(startindex, endindex);

http://docs.oracle.com/javase/7/docs/api/java/lang/String.html#substring%28int%29