diff --git a/src/main/java/com/apifan/common/random/source/NumberSource.java b/src/main/java/com/apifan/common/random/source/NumberSource.java
index 4d7fba5..f803e78 100644
--- a/src/main/java/com/apifan/common/random/source/NumberSource.java
+++ b/src/main/java/com/apifan/common/random/source/NumberSource.java
@@ -27,6 +27,15 @@ private NumberSource() {
     public static NumberSource getInstance() {
         return instance;
     }
+    
+    /**
+     * 返回1个随机整数
+     *
+     * @return 1个随机整数
+     */
+    public int randomInt() {
+        return RandomUtils.nextInt(Integer.MIN_VALUE, Integer.MAX_VALUE);
+    }
 
     /**
      * 返回1个随机整数
@@ -55,6 +64,15 @@ public int[] randomInt(final int startInclusive, final int endExclusive, final i
         }
         return nums;
     }
+    
+    /**
+     * 返回1个随机长整数
+     *
+     * @return 1个随机长整数
+     */
+    public long randomLong() {
+        return RandomUtils.nextLong(Long.MIN_VALUE, Long.MAX_VALUE);
+    }
 
     /**
      * 返回1个随机长整数
@@ -83,6 +101,15 @@ public long[] randomLong(final long startInclusive, final long endExclusive, fin
         }
         return nums;
     }
+    
+    /**
+     * 返回1个随机双精度数
+     *
+     * @return 1个随机双精度数
+     */
+    public double randomDouble() {
+        return RandomUtils.nextDouble(Double.MIN_VALUE, Double.MAX_VALUE);
+    }
 
     /**
      * 返回1个随机双精度数