You may receive a WARNING like this:

Float(double) in java.lang.Float has been deprecated and marked for removal

and more:

The constructor Boolean(boolean) is deprecated
The constructor Byte(byte) is deprecated
The constructor Short(short) is deprecated
The constructor Character(char) is deprecated
The constructor Long(long) is deprecated
The constructor Float(float) is deprecated
The constructor Double(double) is deprecated

Because public constructor of such wrapper classes will be removed in the future.

Official Javadoc

You can use .valueOf() or parseFloat() (transform from a String) instead.

If you want to do type casting, just use (float) doubleValue;