1 /* 2 * Copyright (c) 2015, 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. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 package jdk.test.failurehandler.value; 25 26 import java.util.HashMap; 27 import java.util.Map; 28 29 public class DefaultParser implements ValueParser { 30 private static final Map<Class<?>, BasicParser> PARSERS = new HashMap<>(); 31 32 static { BasicParser.init()33 BasicParser.init(); 34 } 35 36 @Override parse(Class<?> type, String value, String s)37 public Object parse(Class<?> type, String value, String s) { 38 if (type.isArray()) { 39 return new ArrayParser(this).parse(type, value, s); 40 } 41 ValueParser parser = PARSERS.get(type); 42 if (parser == null) { 43 throw new IllegalArgumentException("can't find parser for " 44 + type.getName()); 45 } 46 47 return parser.parse(type, value, s); 48 } 49 50 private static enum BasicParser implements ValueParser { BOOL(boolean.class, Boolean.class)51 BOOL(boolean.class, Boolean.class) { 52 @Override 53 public Object parse(Class<?> type, String value, String s) { 54 return Boolean.valueOf(value); 55 } 56 }, BYTE(byte.class, Byte.class)57 BYTE(byte.class, Byte.class) { 58 @Override 59 public Object parse(Class<?> type, String value, String s) { 60 return Byte.decode(value); 61 } 62 }, CHAR(char.class, Character.class)63 CHAR(char.class, Character.class) { 64 @Override 65 public Object parse(Class<?> type, String value, String s) { 66 if (value.length() != 1) { 67 throw new IllegalArgumentException( 68 String.format("can't cast %s to char", value)); 69 } 70 return value.charAt(0); 71 } 72 }, SHORT(short.class, Short.class)73 SHORT(short.class, Short.class) { 74 @Override 75 public Object parse(Class<?> type, String value, String s) { 76 return Short.decode(value); 77 } 78 }, INT(int.class, Integer.class)79 INT(int.class, Integer.class) { 80 @Override 81 public Object parse(Class<?> type, String value, String s) { 82 return Integer.decode(value); 83 } 84 }, LONG(long.class, Long.class)85 LONG(long.class, Long.class) { 86 @Override 87 public Object parse(Class<?> type, String value, String s) { 88 return Long.decode(value); 89 } 90 }, FLOAT(float.class, Float.class)91 FLOAT(float.class, Float.class) { 92 @Override 93 public Object parse(Class<?> type, String value, String s) { 94 return Float.parseFloat(value); 95 } 96 }, DOUBLE(double.class, Double.class)97 DOUBLE(double.class, Double.class) { 98 @Override 99 public Object parse(Class<?> type, String value, String s) { 100 return Double.parseDouble(value); 101 } 102 }, STRING(String.class, Object.class)103 STRING(String.class, Object.class) { 104 @Override 105 public Object parse(Class<?> type, String value, String s) { 106 return value; 107 } 108 }; 109 BasicParser(Class<?>.... classes)110 private BasicParser(Class<?>... classes) { 111 for (Class<?> aClass : classes) { 112 DefaultParser.PARSERS.put(aClass, this); 113 } 114 } 115 init()116 private static void init() { 117 // no-op used to provoke <cinit> 118 } 119 } 120 } 121