Unnecessary casts (clone)

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/lang/trunk@753658 13f79535-47bb-0310-9956-ffa450edef68

src/java/org/apache/commons/lang/ArrayUtils.java

@@ -278,7 +278,7 @@ public static Object[] clone(Object[] array) {
         if (array == null) {
             return null;
         }
-        return (Object[]) array.clone();
+        return array.clone();
     }
 
     /**
@@ -294,7 +294,7 @@ public static long[] clone(long[] array) {
         if (array == null) {
             return null;
         }
-        return (long[]) array.clone();
+        return array.clone();
     }
 
     /**
@@ -310,7 +310,7 @@ public static int[] clone(int[] array) {
         if (array == null) {
             return null;
         }
-        return (int[]) array.clone();
+        return array.clone();
     }
 
     /**
@@ -326,7 +326,7 @@ public static short[] clone(short[] array) {
         if (array == null) {
             return null;
         }
-        return (short[]) array.clone();
+        return array.clone();
     }
 
     /**
@@ -342,7 +342,7 @@ public static char[] clone(char[] array) {
         if (array == null) {
             return null;
         }
-        return (char[]) array.clone();
+        return array.clone();
     }
 
     /**
@@ -358,7 +358,7 @@ public static byte[] clone(byte[] array) {
         if (array == null) {
             return null;
         }
-        return (byte[]) array.clone();
+        return array.clone();
     }
 
     /**
@@ -374,7 +374,7 @@ public static double[] clone(double[] array) {
         if (array == null) {
             return null;
         }
-        return (double[]) array.clone();
+        return array.clone();
     }
 
     /**
@@ -390,7 +390,7 @@ public static float[] clone(float[] array) {
         if (array == null) {
             return null;
         }
-        return (float[]) array.clone();
+        return array.clone();
     }
 
     /**
@@ -406,7 +406,7 @@ public static boolean[] clone(boolean[] array) {
         if (array == null) {
             return null;
         }
-        return (boolean[]) array.clone();
+        return array.clone();
     }
 
     // Subarrays

src/java/org/apache/commons/lang/text/StrMatcher.java

@@ -282,7 +282,7 @@ static final class CharSetMatcher extends StrMatcher {
          */
         CharSetMatcher(char chars[]) {
             super();
-            this.chars = (char[]) chars.clone();
+            this.chars = chars.clone();
             Arrays.sort(this.chars);
         }
 

src/java/org/apache/commons/lang/text/StrTokenizer.java

@@ -447,7 +447,7 @@ public String previousToken() {
      */
     public String[] getTokenArray() {
         checkTokenized();
-        return (String[]) tokens.clone();
+        return tokens.clone();
     }
 
     /**
@@ -1103,7 +1103,7 @@ Object cloneReset() throws CloneNotSupportedException {
         // this method exists to enable 100% test coverage
         StrTokenizer cloned = (StrTokenizer) super.clone();
         if (cloned.chars != null) {
-            cloned.chars = (char[]) cloned.chars.clone();
+            cloned.chars = cloned.chars.clone();
         }
         cloned.reset();
         return cloned;