Thu, 03 Feb 2011 09:36:28 +0000
5017953: spurious cascaded diagnostics when name not found
Summary: when an operator is applied to one or more erroneous operands, spurious diagnostics are generated
Reviewed-by: jjg
duke@1 | 1 | /* |
ohair@554 | 2 | * Copyright (c) 2006, Oracle and/or its affiliates. All rights reserved. |
duke@1 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
duke@1 | 4 | * |
duke@1 | 5 | * This code is free software; you can redistribute it and/or modify it |
duke@1 | 6 | * under the terms of the GNU General Public License version 2 only, as |
duke@1 | 7 | * published by the Free Software Foundation. |
duke@1 | 8 | * |
duke@1 | 9 | * This code is distributed in the hope that it will be useful, but WITHOUT |
duke@1 | 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
duke@1 | 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
duke@1 | 12 | * version 2 for more details (a copy is included in the LICENSE file that |
duke@1 | 13 | * accompanied this code). |
duke@1 | 14 | * |
duke@1 | 15 | * You should have received a copy of the GNU General Public License version |
duke@1 | 16 | * 2 along with this work; if not, write to the Free Software Foundation, |
duke@1 | 17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
duke@1 | 18 | * |
ohair@554 | 19 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
ohair@554 | 20 | * or visit www.oracle.com if you need additional information or have any |
ohair@554 | 21 | * questions. |
duke@1 | 22 | */ |
duke@1 | 23 | |
duke@1 | 24 | /* |
duke@1 | 25 | * @test |
duke@1 | 26 | * @bug 6402516 |
duke@1 | 27 | * @summary need Trees.getScope(TreePath) |
duke@1 | 28 | * @build Checker CheckIsAccessible |
duke@1 | 29 | * @run main CheckIsAccessible |
duke@1 | 30 | */ |
duke@1 | 31 | |
duke@1 | 32 | import java.util.*; |
duke@1 | 33 | import com.sun.source.tree.*; |
duke@1 | 34 | import com.sun.source.util.*; |
duke@1 | 35 | import javax.lang.model.element.*; |
duke@1 | 36 | import javax.lang.model.type.*; |
duke@1 | 37 | import javax.lang.model.util.*; |
duke@1 | 38 | |
duke@1 | 39 | /* |
duke@1 | 40 | * Check the accessibility of items of a scope against the contents of string literals. |
duke@1 | 41 | */ |
duke@1 | 42 | public class CheckIsAccessible extends Checker { |
duke@1 | 43 | public static void main(String... args) throws Exception { |
duke@1 | 44 | Checker chk = new CheckIsAccessible(); |
duke@1 | 45 | chk.check("TestIsAccessible.java", "A.java"); |
duke@1 | 46 | } |
duke@1 | 47 | |
duke@1 | 48 | @Override |
duke@1 | 49 | protected boolean check(Scope s, String ref) { |
duke@1 | 50 | System.err.println("checkIsAccessible: " + s + " " + s.getEnclosingClass() + " " + ref); |
duke@1 | 51 | if (ref.length() == 0) |
duke@1 | 52 | return true; |
duke@1 | 53 | |
duke@1 | 54 | Trees trees = getTrees(); |
duke@1 | 55 | String[] args = ref.split(" +", 3); |
duke@1 | 56 | boolean expect = args[args.length - 1].equals("yes"); |
duke@1 | 57 | boolean actual; |
duke@1 | 58 | switch (args.length) { |
duke@1 | 59 | case 2: |
duke@1 | 60 | TypeElement te = getTypeElement(args[0]); |
duke@1 | 61 | actual = trees.isAccessible(s, te); |
duke@1 | 62 | if (actual != expect) |
duke@1 | 63 | error(s, ref, "accessible issue found: " + te + " " + actual); |
duke@1 | 64 | break; |
duke@1 | 65 | |
duke@1 | 66 | case 3: |
duke@1 | 67 | DeclaredType site = getType(args[0]); |
duke@1 | 68 | Element member = getMember(args[1]); |
duke@1 | 69 | actual = trees.isAccessible(s, member, site); |
duke@1 | 70 | if (actual != expect) |
duke@1 | 71 | error(s, ref, "accessible issue found: " + member + "@" + site + " " + actual); |
duke@1 | 72 | break; |
duke@1 | 73 | |
duke@1 | 74 | default: |
duke@1 | 75 | throw new IllegalArgumentException(ref); |
duke@1 | 76 | } |
duke@1 | 77 | |
duke@1 | 78 | return (actual == expect); |
duke@1 | 79 | } |
duke@1 | 80 | |
duke@1 | 81 | private TypeElement getTypeElement(String name) { |
duke@1 | 82 | TypeElement te = getElements().getTypeElement(name); |
duke@1 | 83 | if (te == null) |
duke@1 | 84 | throw new IllegalArgumentException("can't find element " + name); |
duke@1 | 85 | return te; |
duke@1 | 86 | } |
duke@1 | 87 | |
duke@1 | 88 | private DeclaredType getType(String name) { |
duke@1 | 89 | return (DeclaredType)(getTypeElement(name).asType()); |
duke@1 | 90 | } |
duke@1 | 91 | |
duke@1 | 92 | private Element getMember(String name) { |
duke@1 | 93 | int sep = name.indexOf("#"); |
duke@1 | 94 | String tname = name.substring(0, sep); |
duke@1 | 95 | String mname = name.substring(sep+1); |
duke@1 | 96 | TypeElement te = getTypeElement(tname); |
duke@1 | 97 | for (Element e: te.getEnclosedElements()) { |
duke@1 | 98 | if (mname.contentEquals(e.getSimpleName())) |
duke@1 | 99 | return e; |
duke@1 | 100 | } |
duke@1 | 101 | throw new IllegalArgumentException("can't find member " + mname + " in " + tname); |
duke@1 | 102 | } |
duke@1 | 103 | |
duke@1 | 104 | } |