LogBuilder.arrayStr() -> ArrayUtil.toString(), made public.

If Java were invented today, you can be damn sure the array classes
would have reasonable hashCode(), equals(), and toString() implementations,
instead of falling back to Object's.


git-svn-id: https://samskivert.googlecode.com/svn/trunk@2969 6335cc39-0255-0410-8fd6-9bcaacd3b74c

src/main/java/com/samskivert/util/ArrayUtil.java

@@ -22,6 +22,7 @@ package com.samskivert.util;
 
 import java.lang.reflect.Array;
 
+import java.util.Arrays;
 import java.util.Collection;
 import java.util.Comparator;
 import java.util.Random;
@@ -906,6 +907,43 @@ public class ArrayUtil
         return dest;
     }
 
+    /**
+     * Return the String representation of the specified Object, which must be an array.
+     *
+     * @throws IllegalArgumentException if array is not actually an array.
+     */
+    public static String toString (Object array)
+    {
+        if (array instanceof Object[]) {
+            return Arrays.deepToString((Object[])array); // go deep, baby
+
+        } else if (array instanceof int[]) {
+            return Arrays.toString((int[])array);
+
+        } else if (array instanceof byte[]) {
+            return Arrays.toString((byte[])array);
+
+        } else if (array instanceof char[]) {
+            return Arrays.toString((char[])array);
+
+        } else if (array instanceof short[]) {
+            return Arrays.toString((short[])array);
+
+        } else if (array instanceof long[]) {
+            return Arrays.toString((long[])array);
+
+        } else if (array instanceof float[]) {
+            return Arrays.toString((float[])array);
+
+        } else if (array instanceof double[]) {
+            return Arrays.toString((double[])array);
+
+        } else if (array instanceof boolean[]) {
+            return Arrays.toString((boolean[])array);
+        }
+        throw new IllegalArgumentException("Not an array: " + array);
+    }
+
     /** The default random object used when shuffling an array. */
     protected static final Random _rnd = new Random();
 }

src/main/java/com/samskivert/util/LogBuilder.java

@@ -20,8 +20,6 @@
 
 package com.samskivert.util;
 
-import java.util.Arrays;
-
 /**
  * Formats a message and an array of alternating key value pairs like so:
  *
@@ -66,7 +64,8 @@ public class LogBuilder
                 _log.append(args[ii]).append('=');
                 try {
                     Object arg = args[ii + 1];
-                    _log.append(((arg == null) || !arg.getClass().isArray()) ? arg : arrayStr(arg));
+                    _log.append(((arg == null) || !arg.getClass().isArray())
+                        ? arg : ArrayUtil.toString(arg));
                 } catch (Throwable t) {
                     _log.append("<toString() failure: ").append(t).append('>');
                 }
@@ -91,41 +90,6 @@ public class LogBuilder
         return _log.toString();
     }
 
-    /**
-     * Return the String representation of the specified Object, which must be an array.
-     */
-    protected static String arrayStr (Object arg)
-    {
-        if (arg instanceof Object[]) {
-            return Arrays.deepToString((Object[])arg); // go deep, baby
-
-        } else if (arg instanceof int[]) {
-            return Arrays.toString((int[])arg);
-
-        } else if (arg instanceof byte[]) {
-            return Arrays.toString((byte[])arg);
-
-        } else if (arg instanceof char[]) {
-            return Arrays.toString((char[])arg);
-
-        } else if (arg instanceof short[]) {
-            return Arrays.toString((short[])arg);
-
-        } else if (arg instanceof long[]) {
-            return Arrays.toString((long[])arg);
-
-        } else if (arg instanceof float[]) {
-            return Arrays.toString((float[])arg);
-
-        } else if (arg instanceof double[]) {
-            return Arrays.toString((double[])arg);
-
-        } else if (arg instanceof boolean[]) {
-            return Arrays.toString((boolean[])arg);
-        }
-        throw new IllegalArgumentException("Not an array: " + arg);
-    }
-
     protected boolean _hasArgs;
     protected StringBuilder _log;
 }

src/main/java/com/samskivert/util/Logger.java

@@ -160,7 +160,7 @@ public abstract class Logger
                     Object arg = args[ii + 1];
                     buf.append(((arg == null) || !arg.getClass().isArray())
                         ? arg
-                        : LogBuilder.arrayStr(arg));
+                        : ArrayUtil.toString(arg));
                 } catch (Throwable t) {
                     buf.append("<toString() failure: ").append(t).append(">");
                 }