public final class Reflection {
public static Object rebuild(Object o, Class c) {
- System.out.println("rebuild " + o + " (a " + (o==null?null:o.getClass().getName()) + ") " + c);
+ //System.out.println("rebuild " + o + " (a " + (o==null?null:o.getClass().getName()) + ") " + c);
if (o==null || c.isAssignableFrom(o.getClass())) return o;
if ((c == Character.class || c == Character.TYPE) && o instanceof String && ((String)o).length()==1) return new Character(((String)o).charAt(0));
if (o instanceof Character && c == String.class) return o+"";
Object[] ret = (Object[])Array.newInstance(c.getComponentType(), a.length);
for(int i=0; i<ret.length; i++) {
Object o2 = rebuild(a[i], c.getComponentType());
- if (o2 != null) System.out.println("storing " + o2.getClass().getName() + " to " + c.getComponentType());
+ //if (o2 != null) System.out.println("storing " + o2.getClass().getName() + " to " + c.getComponentType());
ret[i] = o2;
}
return ret;
return (Object[])Array.newInstance(c, i);
}
+ public static String indent(String s, int indent) {
+ if (s.indexOf('\n')==-1) return s;
+ StringBuffer ret = new StringBuffer();
+ for(int i=0; i<s.length(); i++) {
+ char c = s.charAt(i);
+ ret.append(c);
+ if (c=='\n')
+ for(int j=0; j<indent; j++)
+ ret.append(' ');
+ }
+ return ret.toString();
+ }
+
+ public static String show(Object o) {
+ if (o==null) return "null";
+ if (! (o instanceof Object[])) return o.toString() + " : " + o.getClass().getName();
+ Object[] arr = (Object[])o;
+ StringBuffer ret = new StringBuffer();
+ ret.append(o.getClass().getComponentType().getName());
+ ret.append("[]:\n");
+ for(int i=0; i<arr.length; i++)
+ ret.append(indent(show(arr[i]), 4) + "\n");
+ return ret.toString();
+ }
+
public static Object lub(Object argo) {
if (argo instanceof Object[]) return lub((Object[])argo);
return argo;