1 /* 2 * Copyright (c) 2011, 2012, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 package com.apple.jobjc; 26 27 import javax.tools.annotation.GenerateNativeHeader; 28 29 /* No native methods here, but the constants are needed in the supporting JNI code */ 30 @GenerateNativeHeader 31 public class SEL { 32 static native long getSelectorPtr(String selectorName); 33 static native String getSelectorName(long ptr); 34 35 final long selPtr; 36 37 SEL(long ptr) { 38 this.selPtr = ptr; 39 } 40 41 public SEL(final String name) { 42 this(getSelectorPtr(name)); 43 } 44 45 @Override public String toString(){ 46 return ((int)selPtr) + " / " + selPtr + " : " + getSelectorName(selPtr); 47 } 48 49 /** 50 * Converts something like "performSelectorOnMainThread_withObject_wait" 51 * to "performSelectorOnMainThread:withObject:wait:" 52 */ 53 public static String selectorName(String jMethodName, boolean hasArgs){ 54 String b = jMethodName.replaceAll("_", ":"); 55 return hasArgs ? b + ":" : b; 56 } 57 58 public static String jMethodName(String selectorName){ 59 return selectorName.replaceAll(":", "_").replaceAll("_$", ""); 60 } 61 62 public static boolean validName(String selectorName){ 63 return selectorName.matches("^[a-zA-Z_][a-zA-Z0-9_:]*$"); 64 } 65 }