Tue, 20 Nov 2012 09:58:55 -0800
8003639: convert lambda testng tests to jtreg and add them
Reviewed-by: mcimadamore
aoqi@0 | 1 | /* |
aoqi@0 | 2 | * Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved. |
aoqi@0 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
aoqi@0 | 4 | * |
aoqi@0 | 5 | * This code is free software; you can redistribute it and/or modify it |
aoqi@0 | 6 | * under the terms of the GNU General Public License version 2 only, as |
aoqi@0 | 7 | * published by the Free Software Foundation. Oracle designates this |
aoqi@0 | 8 | * particular file as subject to the "Classpath" exception as provided |
aoqi@0 | 9 | * by Oracle in the LICENSE file that accompanied this code. |
aoqi@0 | 10 | * |
aoqi@0 | 11 | * This code is distributed in the hope that it will be useful, but WITHOUT |
aoqi@0 | 12 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
aoqi@0 | 13 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
aoqi@0 | 14 | * version 2 for more details (a copy is included in the LICENSE file that |
aoqi@0 | 15 | * accompanied this code). |
aoqi@0 | 16 | * |
aoqi@0 | 17 | * You should have received a copy of the GNU General Public License version |
aoqi@0 | 18 | * 2 along with this work; if not, write to the Free Software Foundation, |
aoqi@0 | 19 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
aoqi@0 | 20 | * |
aoqi@0 | 21 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
aoqi@0 | 22 | * or visit www.oracle.com if you need additional information or have any |
aoqi@0 | 23 | * questions. |
aoqi@0 | 24 | */ |
aoqi@0 | 25 | |
aoqi@0 | 26 | package org.openjdk.tests.shapegen; |
aoqi@0 | 27 | |
aoqi@0 | 28 | import java.util.ArrayList; |
aoqi@0 | 29 | import java.util.HashMap; |
aoqi@0 | 30 | import java.util.List; |
aoqi@0 | 31 | import java.util.Map; |
aoqi@0 | 32 | import java.io.IOException; |
aoqi@0 | 33 | import java.io.StringReader; |
aoqi@0 | 34 | |
aoqi@0 | 35 | import static java.lang.Character.isLetter; |
aoqi@0 | 36 | import static java.lang.Character.isUpperCase; |
aoqi@0 | 37 | import static java.lang.Character.isWhitespace; |
aoqi@0 | 38 | |
aoqi@0 | 39 | /** |
aoqi@0 | 40 | * Parse a type template definition string |
aoqi@0 | 41 | * |
aoqi@0 | 42 | * input :: classDef |
aoqi@0 | 43 | * classDef :: letter [ ( classDef* ) ] |
aoqi@0 | 44 | * |
aoqi@0 | 45 | * @author Robert Field |
aoqi@0 | 46 | */ |
aoqi@0 | 47 | public class TTParser extends StringReader { |
aoqi@0 | 48 | |
aoqi@0 | 49 | private Map<Character, TTNode> letterMap = new HashMap<>(); |
aoqi@0 | 50 | private char ch; |
aoqi@0 | 51 | |
aoqi@0 | 52 | private final String def; |
aoqi@0 | 53 | |
aoqi@0 | 54 | public TTParser(String s) { |
aoqi@0 | 55 | super(s); |
aoqi@0 | 56 | this.def = s; |
aoqi@0 | 57 | } |
aoqi@0 | 58 | |
aoqi@0 | 59 | private void advance() throws IOException { |
aoqi@0 | 60 | do { |
aoqi@0 | 61 | ch = (char)read(); |
aoqi@0 | 62 | } while (isWhitespace(ch)); |
aoqi@0 | 63 | } |
aoqi@0 | 64 | |
aoqi@0 | 65 | public TTNode parse() { |
aoqi@0 | 66 | try { |
aoqi@0 | 67 | advance(); |
aoqi@0 | 68 | return classDef(); |
aoqi@0 | 69 | } catch (IOException t) { |
aoqi@0 | 70 | throw new RuntimeException(t); |
aoqi@0 | 71 | } |
aoqi@0 | 72 | } |
aoqi@0 | 73 | |
aoqi@0 | 74 | private TTNode classDef() throws IOException { |
aoqi@0 | 75 | if (!isLetter(ch)) { |
aoqi@0 | 76 | if (ch == (char)-1) { |
aoqi@0 | 77 | throw new IOException("Unexpected end of type template in " + def); |
aoqi@0 | 78 | } else { |
aoqi@0 | 79 | throw new IOException("Unexpected character in type template: " + (Character)ch + " in " + def); |
aoqi@0 | 80 | } |
aoqi@0 | 81 | } |
aoqi@0 | 82 | char nodeCh = ch; |
aoqi@0 | 83 | TTNode node = letterMap.get(nodeCh); |
aoqi@0 | 84 | boolean canBeClass = isUpperCase(nodeCh); |
aoqi@0 | 85 | advance(); |
aoqi@0 | 86 | if (node == null) { |
aoqi@0 | 87 | List<TTNode> subtypes = new ArrayList<>(); |
aoqi@0 | 88 | if (ch == '(') { |
aoqi@0 | 89 | advance(); |
aoqi@0 | 90 | while (ch != ')') { |
aoqi@0 | 91 | subtypes.add(classDef()); |
aoqi@0 | 92 | } |
aoqi@0 | 93 | advance(); |
aoqi@0 | 94 | } |
aoqi@0 | 95 | node = new TTNode(subtypes, canBeClass); |
aoqi@0 | 96 | letterMap.put(nodeCh, node); |
aoqi@0 | 97 | } |
aoqi@0 | 98 | return node; |
aoqi@0 | 99 | } |
aoqi@0 | 100 | } |