Thinking in Java 4th chap9笔记-接口(八)
als.RANDOM_LONG);
out.println(RandVals.RANDOM_DOUBLE);
out.println(RandVals.RANDOM_FLOAT);
out.println(RandVals.RANDOM_INT);
out.println(RandVals.RANDOM_LONG);
out.println(RandVals.RANDOM_DOUBLE);
out.println(RandVals.RANDOM_FLOAT);
}
}
interface RandVals
{
Random random = new Random(3);
int RANDOM_INT = random.nextInt();
long RANDOM_LONG = random.nextLong();
float RANDOM_FLOAT = random.nextFloat();
double RANDOM_DOUBLE = random.nextDouble();
}