| java.lang.Object
 java.util.Random
org.apache.commons.lang.math.JVMRandom
| JVMRandom | | final public class JVMRandom extends Random (Code) | | JVMRandom is a wrapper that supports all possible
Random methods via the
java.lang.Math.random method
and its system-wide
Random object.
since:
2.0
version:
$Id: JVMRandom.java 471626 2006-11-06 04:02:09Z bayard $ |
| Constructor Summary | |
| public | JVMRandom()
Constructs a new instance. |
| JVMRandom | | public JVMRandom()(Code) | | Constructs a new instance.
|
| nextBoolean | | public boolean nextBoolean()(Code) | | Returns the next pseudorandom, uniformly distributed boolean value
from the Math.random() sequence.
the random boolean |
| nextDouble | | public double nextDouble()(Code) | | Synonymous to the Math.random() call.
the random double |
| nextFloat | | public float nextFloat()(Code) | | Returns the next pseudorandom, uniformly distributed float value
between 0.0 and 1.0 from the Math.random()
sequence.
the random float |
| nextGaussian | | public synchronized double nextGaussian()(Code) | | Unsupported in 2.0.
Nothing, this method always throws an UnsupportedOperationException.
throws:
UnsupportedOperationException - |
| nextInt | | public int nextInt()(Code) | | Returns the next pseudorandom, uniformly distributed int value
from the Math.random() sequence.
the random int |
| nextInt | | public int nextInt(int n)(Code) | | Returns a pseudorandom, uniformly distributed int value between
0 (inclusive) and the specified value (exclusive), from
the Math.random() sequence.
Parameters:
n - the specified exclusive max-value the random int
throws:
IllegalArgumentException - when n <= 0 |
| nextLong | | public long nextLong()(Code) | | Returns the next pseudorandom, uniformly distributed long value
from the Math.random() sequence.
the random long |
| nextLong | | public static long nextLong(long n)(Code) | | Returns a pseudorandom, uniformly distributed long value between
0 (inclusive) and the specified value (exclusive), from
the Math.random() sequence.
Parameters:
n - the specified exclusive max-value the random long
throws:
IllegalArgumentException - when n <= 0 |
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