1/* 2 * Copyright (c) 1996, 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 26 27package com.sun.beans.editors; 28 29import java.beans.*; 30 31public class StringEditor extends PropertyEditorSupport { 32 33 public String getJavaInitializationString() { 34 Object value = getValue(); 35 if (value == null) 36 return "null"; 37 38 String str = value.toString(); 39 int length = str.length(); 40 StringBuilder sb = new StringBuilder(length + 2); 41 sb.append('"'); 42 for (int i = 0; i < length; i++) { 43 char ch = str.charAt(i); 44 switch (ch) { 45 case '\b': sb.append("\\b"); break; 46 case '\t': sb.append("\\t"); break; 47 case '\n': sb.append("\\n"); break; 48 case '\f': sb.append("\\f"); break; 49 case '\r': sb.append("\\r"); break; 50 case '\"': sb.append("\\\""); break; 51 case '\\': sb.append("\\\\"); break; 52 default: 53 if ((ch < ' ') || (ch > '~')) { 54 sb.append("\\u"); 55 String hex = Integer.toHexString((int) ch); 56 for (int len = hex.length(); len < 4; len++) { 57 sb.append('0'); 58 } 59 sb.append(hex); 60 } else { 61 sb.append(ch); 62 } 63 break; 64 } 65 } 66 sb.append('"'); 67 return sb.toString(); 68 } 69 70 public void setAsText(String text) { 71 setValue(text); 72 } 73 74} 75