equals BC to support subclasses :/

git-svn-id: https://svn.apache.org/repos/asf/ant/core/trunk@574302 13f79535-47bb-0310-9956-ffa450edef68

src/main/org/apache/tools/ant/taskdefs/condition/Equals.java

@@ -39,8 +39,11 @@ public class Equals implements Condition {
      * @since Ant 1.8
      */
     public void setArg1(Object arg1) {
-        this.arg1 = arg1;
-        args |= 1;
+        if (arg1 instanceof String) {
+            setArg1((String) arg1);
+        } else {
+            setArg1Internal(arg1);
+        }
     }
 
     /**
@@ -49,17 +52,25 @@ public class Equals implements Condition {
      * @param a1 the first string
      */
     public void setArg1(String a1) {
-        setArg1((Object) a1);
+        setArg1Internal(a1);
     }
 
+    private void setArg1Internal(Object arg1) {
+        this.arg1 = arg1;
+        args |= 1;
+    }
+    
     /**
      * Set the second argument
      * @param arg2 the second argument.
      * @since Ant 1.8
      */
     public void setArg2(Object arg2) {
-        this.arg2 = arg2;
-        args |= 2;
+        if (arg2 instanceof String) {
+            setArg2((String) arg2);
+        } else {
+            setArg2Internal(arg2);
+        }
     }
 
     /**
@@ -68,9 +79,14 @@ public class Equals implements Condition {
      * @param a2 the second string
      */
     public void setArg2(String a2) {
-        setArg2((Object) a2);
+        setArg2Internal(a2);
     }
 
+    private void setArg2Internal(Object arg2) {
+        this.arg2 = arg2;
+        args |= 2;
+    }
+    
     /**
      * Should we want to trim the arguments before comparing them?
      * @param b if true trim the arguments
@@ -99,13 +115,15 @@ public class Equals implements Condition {
             throw new BuildException("both arg1 and arg2 are required in equals");
         }
 
+        if (arg1 instanceof String && trim) {
+            arg1 = ((String) arg1).trim();
+        }
+        if (arg2 instanceof String && trim) {
+            arg2 = ((String) arg2).trim();
+        }
         if (arg1 instanceof String && arg2 instanceof String) {
             String s1 = (String) arg1;
             String s2 = (String) arg2;
-            if (trim) {
-                s1 = s1.trim();
-                s2 = s2.trim();
-            }
             return caseSensitive ? s1.equals(s2) : s1.equalsIgnoreCase(s2);
         }
         return arg1 == arg2 || arg1 != null && arg1.equals(arg2);