Bug 44737 JavaElementLabels broken for nested anonymous types
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/viewsupport/JavaElementLabels.java
String[] types= getFlag(flags, M_PARAMETER_TYPES) ? method.getParameterTypes() : null;
				String[] names= (getFlag(flags, M_PARAMETER_NAMES) && method.exists()) ? method.getParameterNames() : null;
				int nParams= types != null ? types.length : names.length;
				
				for (int i= 0; i < nParams; i++) {
					if (i > 0) {
						buf.append(COMMA_STRING); 
					}
					if (types != null) {
						buf.append(Signature.getSimpleName(Signature.toString(types[i])));
					}
					if (names != null) {
						if (types != null) {
							buf.append(' ');
						}
						buf.append(names[i]);
					}
				}
				buf.append(')');
			}
					
			if (getFlag(flags, M_EXCEPTIONS) && method.exists()) {
				String[] types= method.getExceptionTypes();
				if (types.length > 0) {
					buf.append(" throws "); 
					for (int i= 0; i < types.length; i++) {
						if (i > 0) {
							buf.append(COMMA_STRING);
						}