Wed, 31 Aug 2011 15:39:00 -0700
7074416: Regression: JSR199: javac doesn't unwrap clientcodewrapper objects
Reviewed-by: mcimadamore
duke@1 | 1 | /* |
jjg@988 | 2 | * Copyright (c) 2005, 2011, 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 |
ohair@554 | 7 | * published by the Free Software Foundation. Oracle designates this |
duke@1 | 8 | * particular file as subject to the "Classpath" exception as provided |
ohair@554 | 9 | * by Oracle in the LICENSE file that accompanied this code. |
duke@1 | 10 | * |
duke@1 | 11 | * This code is distributed in the hope that it will be useful, but WITHOUT |
duke@1 | 12 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
duke@1 | 13 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
duke@1 | 14 | * version 2 for more details (a copy is included in the LICENSE file that |
duke@1 | 15 | * accompanied this code). |
duke@1 | 16 | * |
duke@1 | 17 | * You should have received a copy of the GNU General Public License version |
duke@1 | 18 | * 2 along with this work; if not, write to the Free Software Foundation, |
duke@1 | 19 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
duke@1 | 20 | * |
ohair@554 | 21 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
ohair@554 | 22 | * or visit www.oracle.com if you need additional information or have any |
ohair@554 | 23 | * questions. |
duke@1 | 24 | */ |
duke@1 | 25 | |
duke@1 | 26 | package com.sun.tools.javac.api; |
duke@1 | 27 | |
duke@1 | 28 | import java.io.IOException; |
duke@1 | 29 | import java.util.Map; |
duke@1 | 30 | import javax.annotation.processing.ProcessingEnvironment; |
duke@1 | 31 | import javax.lang.model.element.AnnotationMirror; |
duke@1 | 32 | import javax.lang.model.element.AnnotationValue; |
duke@1 | 33 | import javax.lang.model.element.Element; |
duke@1 | 34 | import javax.lang.model.element.ExecutableElement; |
duke@1 | 35 | import javax.lang.model.element.TypeElement; |
duke@1 | 36 | import javax.lang.model.type.DeclaredType; |
jjg@988 | 37 | import javax.lang.model.type.TypeKind; |
duke@1 | 38 | import javax.lang.model.type.TypeMirror; |
jjg@308 | 39 | import javax.tools.Diagnostic; |
duke@1 | 40 | import javax.tools.JavaCompiler; |
duke@1 | 41 | import javax.tools.JavaFileObject; |
duke@1 | 42 | |
jjg@988 | 43 | import com.sun.source.tree.CatchTree; |
duke@1 | 44 | import com.sun.source.tree.CompilationUnitTree; |
duke@1 | 45 | import com.sun.source.tree.Scope; |
duke@1 | 46 | import com.sun.source.tree.Tree; |
duke@1 | 47 | import com.sun.source.util.SourcePositions; |
duke@1 | 48 | import com.sun.source.util.TreePath; |
duke@1 | 49 | import com.sun.source.util.Trees; |
jjg@672 | 50 | import com.sun.tools.javac.code.Flags; |
duke@1 | 51 | import com.sun.tools.javac.code.Symbol.ClassSymbol; |
duke@1 | 52 | import com.sun.tools.javac.code.Symbol.TypeSymbol; |
duke@1 | 53 | import com.sun.tools.javac.code.Symbol; |
jjg@988 | 54 | import com.sun.tools.javac.code.Type.UnionClassType; |
duke@1 | 55 | import com.sun.tools.javac.comp.Attr; |
duke@1 | 56 | import com.sun.tools.javac.comp.AttrContext; |
duke@1 | 57 | import com.sun.tools.javac.comp.Enter; |
duke@1 | 58 | import com.sun.tools.javac.comp.Env; |
duke@1 | 59 | import com.sun.tools.javac.comp.MemberEnter; |
duke@1 | 60 | import com.sun.tools.javac.comp.Resolve; |
duke@1 | 61 | import com.sun.tools.javac.model.JavacElements; |
duke@1 | 62 | import com.sun.tools.javac.processing.JavacProcessingEnvironment; |
duke@1 | 63 | import com.sun.tools.javac.tree.JCTree.*; |
duke@1 | 64 | import com.sun.tools.javac.tree.JCTree; |
duke@1 | 65 | import com.sun.tools.javac.tree.TreeCopier; |
duke@1 | 66 | import com.sun.tools.javac.tree.TreeInfo; |
duke@1 | 67 | import com.sun.tools.javac.tree.TreeMaker; |
duke@1 | 68 | import com.sun.tools.javac.util.Context; |
jjg@308 | 69 | import com.sun.tools.javac.util.JCDiagnostic; |
duke@1 | 70 | import com.sun.tools.javac.util.List; |
duke@1 | 71 | import com.sun.tools.javac.util.Log; |
duke@1 | 72 | import com.sun.tools.javac.util.Pair; |
duke@1 | 73 | |
duke@1 | 74 | /** |
duke@1 | 75 | * Provides an implementation of Trees. |
duke@1 | 76 | * |
jjg@581 | 77 | * <p><b>This is NOT part of any supported API. |
duke@1 | 78 | * If you write code that depends on this, you do so at your own |
duke@1 | 79 | * risk. This code and its internal interfaces are subject to change |
duke@1 | 80 | * or deletion without notice.</b></p> |
duke@1 | 81 | * |
duke@1 | 82 | * @author Peter von der Ahé |
duke@1 | 83 | */ |
duke@1 | 84 | public class JavacTrees extends Trees { |
duke@1 | 85 | |
jjg@696 | 86 | // in a world of a single context per compilation, these would all be final |
jjg@696 | 87 | private Resolve resolve; |
jjg@696 | 88 | private Enter enter; |
jjg@696 | 89 | private Log log; |
jjg@696 | 90 | private MemberEnter memberEnter; |
jjg@696 | 91 | private Attr attr; |
jjg@696 | 92 | private TreeMaker treeMaker; |
jjg@696 | 93 | private JavacElements elements; |
jjg@696 | 94 | private JavacTaskImpl javacTaskImpl; |
duke@1 | 95 | |
duke@1 | 96 | public static JavacTrees instance(JavaCompiler.CompilationTask task) { |
duke@1 | 97 | if (!(task instanceof JavacTaskImpl)) |
duke@1 | 98 | throw new IllegalArgumentException(); |
duke@1 | 99 | return instance(((JavacTaskImpl)task).getContext()); |
duke@1 | 100 | } |
duke@1 | 101 | |
duke@1 | 102 | public static JavacTrees instance(ProcessingEnvironment env) { |
duke@1 | 103 | if (!(env instanceof JavacProcessingEnvironment)) |
duke@1 | 104 | throw new IllegalArgumentException(); |
duke@1 | 105 | return instance(((JavacProcessingEnvironment)env).getContext()); |
duke@1 | 106 | } |
duke@1 | 107 | |
duke@1 | 108 | public static JavacTrees instance(Context context) { |
duke@1 | 109 | JavacTrees instance = context.get(JavacTrees.class); |
duke@1 | 110 | if (instance == null) |
duke@1 | 111 | instance = new JavacTrees(context); |
duke@1 | 112 | return instance; |
duke@1 | 113 | } |
duke@1 | 114 | |
duke@1 | 115 | private JavacTrees(Context context) { |
duke@1 | 116 | context.put(JavacTrees.class, this); |
jjg@696 | 117 | init(context); |
jjg@696 | 118 | } |
jjg@696 | 119 | |
jjg@696 | 120 | public void updateContext(Context context) { |
jjg@696 | 121 | init(context); |
jjg@696 | 122 | } |
jjg@696 | 123 | |
jjg@696 | 124 | private void init(Context context) { |
duke@1 | 125 | attr = Attr.instance(context); |
duke@1 | 126 | enter = Enter.instance(context); |
duke@1 | 127 | elements = JavacElements.instance(context); |
duke@1 | 128 | log = Log.instance(context); |
duke@1 | 129 | resolve = Resolve.instance(context); |
duke@1 | 130 | treeMaker = TreeMaker.instance(context); |
duke@1 | 131 | memberEnter = MemberEnter.instance(context); |
duke@1 | 132 | javacTaskImpl = context.get(JavacTaskImpl.class); |
duke@1 | 133 | } |
duke@1 | 134 | |
duke@1 | 135 | public SourcePositions getSourcePositions() { |
duke@1 | 136 | return new SourcePositions() { |
duke@1 | 137 | public long getStartPosition(CompilationUnitTree file, Tree tree) { |
duke@1 | 138 | return TreeInfo.getStartPos((JCTree) tree); |
duke@1 | 139 | } |
duke@1 | 140 | |
duke@1 | 141 | public long getEndPosition(CompilationUnitTree file, Tree tree) { |
duke@1 | 142 | Map<JCTree,Integer> endPositions = ((JCCompilationUnit) file).endPositions; |
duke@1 | 143 | return TreeInfo.getEndPos((JCTree) tree, endPositions); |
duke@1 | 144 | } |
duke@1 | 145 | }; |
duke@1 | 146 | } |
duke@1 | 147 | |
duke@1 | 148 | public JCClassDecl getTree(TypeElement element) { |
duke@1 | 149 | return (JCClassDecl) getTree((Element) element); |
duke@1 | 150 | } |
duke@1 | 151 | |
duke@1 | 152 | public JCMethodDecl getTree(ExecutableElement method) { |
duke@1 | 153 | return (JCMethodDecl) getTree((Element) method); |
duke@1 | 154 | } |
duke@1 | 155 | |
duke@1 | 156 | public JCTree getTree(Element element) { |
duke@1 | 157 | Symbol symbol = (Symbol) element; |
duke@1 | 158 | TypeSymbol enclosing = symbol.enclClass(); |
duke@1 | 159 | Env<AttrContext> env = enter.getEnv(enclosing); |
duke@1 | 160 | if (env == null) |
duke@1 | 161 | return null; |
duke@1 | 162 | JCClassDecl classNode = env.enclClass; |
duke@1 | 163 | if (classNode != null) { |
duke@1 | 164 | if (TreeInfo.symbolFor(classNode) == element) |
duke@1 | 165 | return classNode; |
duke@1 | 166 | for (JCTree node : classNode.getMembers()) |
duke@1 | 167 | if (TreeInfo.symbolFor(node) == element) |
duke@1 | 168 | return node; |
duke@1 | 169 | } |
duke@1 | 170 | return null; |
duke@1 | 171 | } |
duke@1 | 172 | |
duke@1 | 173 | public JCTree getTree(Element e, AnnotationMirror a) { |
duke@1 | 174 | return getTree(e, a, null); |
duke@1 | 175 | } |
duke@1 | 176 | |
duke@1 | 177 | public JCTree getTree(Element e, AnnotationMirror a, AnnotationValue v) { |
duke@1 | 178 | Pair<JCTree, JCCompilationUnit> treeTopLevel = elements.getTreeAndTopLevel(e, a, v); |
duke@1 | 179 | if (treeTopLevel == null) |
duke@1 | 180 | return null; |
duke@1 | 181 | return treeTopLevel.fst; |
duke@1 | 182 | } |
duke@1 | 183 | |
duke@1 | 184 | public TreePath getPath(CompilationUnitTree unit, Tree node) { |
duke@1 | 185 | return TreePath.getPath(unit, node); |
duke@1 | 186 | } |
duke@1 | 187 | |
duke@1 | 188 | public TreePath getPath(Element e) { |
duke@1 | 189 | return getPath(e, null, null); |
duke@1 | 190 | } |
duke@1 | 191 | |
duke@1 | 192 | public TreePath getPath(Element e, AnnotationMirror a) { |
duke@1 | 193 | return getPath(e, a, null); |
duke@1 | 194 | } |
duke@1 | 195 | |
duke@1 | 196 | public TreePath getPath(Element e, AnnotationMirror a, AnnotationValue v) { |
duke@1 | 197 | final Pair<JCTree, JCCompilationUnit> treeTopLevel = elements.getTreeAndTopLevel(e, a, v); |
duke@1 | 198 | if (treeTopLevel == null) |
duke@1 | 199 | return null; |
duke@1 | 200 | return TreePath.getPath(treeTopLevel.snd, treeTopLevel.fst); |
duke@1 | 201 | } |
duke@1 | 202 | |
duke@1 | 203 | public Element getElement(TreePath path) { |
jjg@672 | 204 | JCTree tree = (JCTree) path.getLeaf(); |
jjg@672 | 205 | Symbol sym = TreeInfo.symbolFor(tree); |
jjg@672 | 206 | if (sym == null && TreeInfo.isDeclaration(tree)) { |
jjg@672 | 207 | for (TreePath p = path; p != null; p = p.getParentPath()) { |
jjg@672 | 208 | JCTree t = (JCTree) p.getLeaf(); |
jjg@672 | 209 | if (t.getTag() == JCTree.CLASSDEF) { |
jjg@672 | 210 | JCClassDecl ct = (JCClassDecl) t; |
jjg@672 | 211 | if (ct.sym != null) { |
jjg@672 | 212 | if ((ct.sym.flags_field & Flags.UNATTRIBUTED) != 0) { |
jjg@672 | 213 | attr.attribClass(ct.pos(), ct.sym); |
jjg@672 | 214 | sym = TreeInfo.symbolFor(tree); |
jjg@672 | 215 | } |
jjg@672 | 216 | break; |
jjg@672 | 217 | } |
jjg@672 | 218 | } |
jjg@672 | 219 | } |
jjg@672 | 220 | } |
jjg@672 | 221 | return sym; |
duke@1 | 222 | } |
duke@1 | 223 | |
duke@1 | 224 | public TypeMirror getTypeMirror(TreePath path) { |
duke@1 | 225 | Tree t = path.getLeaf(); |
duke@1 | 226 | return ((JCTree)t).type; |
duke@1 | 227 | } |
duke@1 | 228 | |
duke@1 | 229 | public JavacScope getScope(TreePath path) { |
duke@1 | 230 | return new JavacScope(getAttrContext(path)); |
duke@1 | 231 | } |
duke@1 | 232 | |
jjg@783 | 233 | public String getDocComment(TreePath path) { |
jjg@783 | 234 | CompilationUnitTree t = path.getCompilationUnit(); |
jjg@783 | 235 | if (t instanceof JCTree.JCCompilationUnit) { |
jjg@783 | 236 | JCCompilationUnit cu = (JCCompilationUnit) t; |
jjg@783 | 237 | if (cu.docComments != null) { |
jjg@783 | 238 | return cu.docComments.get(path.getLeaf()); |
jjg@783 | 239 | } |
jjg@783 | 240 | } |
jjg@783 | 241 | return null; |
jjg@783 | 242 | } |
jjg@783 | 243 | |
duke@1 | 244 | public boolean isAccessible(Scope scope, TypeElement type) { |
duke@1 | 245 | if (scope instanceof JavacScope && type instanceof ClassSymbol) { |
duke@1 | 246 | Env<AttrContext> env = ((JavacScope) scope).env; |
mcimadamore@741 | 247 | return resolve.isAccessible(env, (ClassSymbol)type, true); |
duke@1 | 248 | } else |
duke@1 | 249 | return false; |
duke@1 | 250 | } |
duke@1 | 251 | |
duke@1 | 252 | public boolean isAccessible(Scope scope, Element member, DeclaredType type) { |
duke@1 | 253 | if (scope instanceof JavacScope |
duke@1 | 254 | && member instanceof Symbol |
duke@1 | 255 | && type instanceof com.sun.tools.javac.code.Type) { |
duke@1 | 256 | Env<AttrContext> env = ((JavacScope) scope).env; |
mcimadamore@741 | 257 | return resolve.isAccessible(env, (com.sun.tools.javac.code.Type)type, (Symbol)member, true); |
duke@1 | 258 | } else |
duke@1 | 259 | return false; |
duke@1 | 260 | } |
duke@1 | 261 | |
duke@1 | 262 | private Env<AttrContext> getAttrContext(TreePath path) { |
duke@1 | 263 | if (!(path.getLeaf() instanceof JCTree)) // implicit null-check |
duke@1 | 264 | throw new IllegalArgumentException(); |
duke@1 | 265 | |
duke@1 | 266 | // if we're being invoked via from a JSR199 client, we need to make sure |
duke@1 | 267 | // all the classes have been entered; if we're being invoked from JSR269, |
duke@1 | 268 | // then the classes will already have been entered. |
duke@1 | 269 | if (javacTaskImpl != null) { |
duke@1 | 270 | try { |
duke@1 | 271 | javacTaskImpl.enter(null); |
duke@1 | 272 | } catch (IOException e) { |
duke@1 | 273 | throw new Error("unexpected error while entering symbols: " + e); |
duke@1 | 274 | } |
duke@1 | 275 | } |
duke@1 | 276 | |
duke@1 | 277 | |
duke@1 | 278 | JCCompilationUnit unit = (JCCompilationUnit) path.getCompilationUnit(); |
duke@1 | 279 | Copier copier = new Copier(treeMaker.forToplevel(unit)); |
duke@1 | 280 | |
duke@1 | 281 | Env<AttrContext> env = null; |
duke@1 | 282 | JCMethodDecl method = null; |
duke@1 | 283 | JCVariableDecl field = null; |
duke@1 | 284 | |
duke@1 | 285 | List<Tree> l = List.nil(); |
duke@1 | 286 | TreePath p = path; |
duke@1 | 287 | while (p != null) { |
duke@1 | 288 | l = l.prepend(p.getLeaf()); |
duke@1 | 289 | p = p.getParentPath(); |
duke@1 | 290 | } |
duke@1 | 291 | |
duke@1 | 292 | for ( ; l.nonEmpty(); l = l.tail) { |
duke@1 | 293 | Tree tree = l.head; |
duke@1 | 294 | switch (tree.getKind()) { |
duke@1 | 295 | case COMPILATION_UNIT: |
duke@1 | 296 | // System.err.println("COMP: " + ((JCCompilationUnit)tree).sourcefile); |
duke@1 | 297 | env = enter.getTopLevelEnv((JCCompilationUnit)tree); |
duke@1 | 298 | break; |
jjg@727 | 299 | case ANNOTATION_TYPE: |
duke@1 | 300 | case CLASS: |
jjg@727 | 301 | case ENUM: |
jjg@682 | 302 | case INTERFACE: |
duke@1 | 303 | // System.err.println("CLASS: " + ((JCClassDecl)tree).sym.getSimpleName()); |
duke@1 | 304 | env = enter.getClassEnv(((JCClassDecl)tree).sym); |
duke@1 | 305 | break; |
duke@1 | 306 | case METHOD: |
duke@1 | 307 | // System.err.println("METHOD: " + ((JCMethodDecl)tree).sym.getSimpleName()); |
duke@1 | 308 | method = (JCMethodDecl)tree; |
duke@1 | 309 | break; |
duke@1 | 310 | case VARIABLE: |
duke@1 | 311 | // System.err.println("FIELD: " + ((JCVariableDecl)tree).sym.getSimpleName()); |
duke@1 | 312 | field = (JCVariableDecl)tree; |
duke@1 | 313 | break; |
duke@1 | 314 | case BLOCK: { |
duke@1 | 315 | // System.err.println("BLOCK: "); |
duke@1 | 316 | if (method != null) |
duke@1 | 317 | env = memberEnter.getMethodEnv(method, env); |
duke@1 | 318 | JCTree body = copier.copy((JCTree)tree, (JCTree) path.getLeaf()); |
duke@1 | 319 | env = attribStatToTree(body, env, copier.leafCopy); |
duke@1 | 320 | return env; |
duke@1 | 321 | } |
duke@1 | 322 | default: |
duke@1 | 323 | // System.err.println("DEFAULT: " + tree.getKind()); |
duke@1 | 324 | if (field != null && field.getInitializer() == tree) { |
duke@1 | 325 | env = memberEnter.getInitEnv(field, env); |
duke@1 | 326 | JCExpression expr = copier.copy((JCExpression)tree, (JCTree) path.getLeaf()); |
duke@1 | 327 | env = attribExprToTree(expr, env, copier.leafCopy); |
duke@1 | 328 | return env; |
duke@1 | 329 | } |
duke@1 | 330 | } |
duke@1 | 331 | } |
duke@1 | 332 | return field != null ? memberEnter.getInitEnv(field, env) : env; |
duke@1 | 333 | } |
duke@1 | 334 | |
duke@1 | 335 | private Env<AttrContext> attribStatToTree(JCTree stat, Env<AttrContext>env, JCTree tree) { |
duke@1 | 336 | JavaFileObject prev = log.useSource(env.toplevel.sourcefile); |
duke@1 | 337 | try { |
duke@1 | 338 | return attr.attribStatToTree(stat, env, tree); |
duke@1 | 339 | } finally { |
duke@1 | 340 | log.useSource(prev); |
duke@1 | 341 | } |
duke@1 | 342 | } |
duke@1 | 343 | |
duke@1 | 344 | private Env<AttrContext> attribExprToTree(JCExpression expr, Env<AttrContext>env, JCTree tree) { |
duke@1 | 345 | JavaFileObject prev = log.useSource(env.toplevel.sourcefile); |
duke@1 | 346 | try { |
duke@1 | 347 | return attr.attribExprToTree(expr, env, tree); |
duke@1 | 348 | } finally { |
duke@1 | 349 | log.useSource(prev); |
duke@1 | 350 | } |
duke@1 | 351 | } |
duke@1 | 352 | |
duke@1 | 353 | /** |
duke@1 | 354 | * Makes a copy of a tree, noting the value resulting from copying a particular leaf. |
duke@1 | 355 | **/ |
duke@1 | 356 | static class Copier extends TreeCopier<JCTree> { |
duke@1 | 357 | JCTree leafCopy = null; |
duke@1 | 358 | |
duke@1 | 359 | Copier(TreeMaker M) { |
duke@1 | 360 | super(M); |
duke@1 | 361 | } |
duke@1 | 362 | |
jjg@696 | 363 | @Override |
duke@1 | 364 | public <T extends JCTree> T copy(T t, JCTree leaf) { |
duke@1 | 365 | T t2 = super.copy(t, leaf); |
duke@1 | 366 | if (t == leaf) |
duke@1 | 367 | leafCopy = t2; |
duke@1 | 368 | return t2; |
duke@1 | 369 | } |
duke@1 | 370 | } |
jjg@110 | 371 | |
jjg@110 | 372 | /** |
jjg@110 | 373 | * Gets the original type from the ErrorType object. |
jjg@110 | 374 | * @param errorType The errorType for which we want to get the original type. |
jjg@110 | 375 | * @returns TypeMirror corresponding to the original type, replaced by the ErrorType. |
jjg@110 | 376 | * noType (type.tag == NONE) is returned if there is no original type. |
jjg@110 | 377 | */ |
jjg@110 | 378 | public TypeMirror getOriginalType(javax.lang.model.type.ErrorType errorType) { |
jjg@110 | 379 | if (errorType instanceof com.sun.tools.javac.code.Type.ErrorType) { |
jjg@110 | 380 | return ((com.sun.tools.javac.code.Type.ErrorType)errorType).getOriginalType(); |
jjg@110 | 381 | } |
jjg@110 | 382 | |
jjg@110 | 383 | return com.sun.tools.javac.code.Type.noType; |
jjg@110 | 384 | } |
jjg@308 | 385 | |
jjg@308 | 386 | /** |
jjg@308 | 387 | * Prints a message of the specified kind at the location of the |
jjg@308 | 388 | * tree within the provided compilation unit |
jjg@308 | 389 | * |
jjg@308 | 390 | * @param kind the kind of message |
jjg@308 | 391 | * @param msg the message, or an empty string if none |
jjg@308 | 392 | * @param t the tree to use as a position hint |
jjg@308 | 393 | * @param root the compilation unit that contains tree |
jjg@308 | 394 | */ |
jjg@308 | 395 | public void printMessage(Diagnostic.Kind kind, CharSequence msg, |
jjg@308 | 396 | com.sun.source.tree.Tree t, |
jjg@308 | 397 | com.sun.source.tree.CompilationUnitTree root) { |
jjg@308 | 398 | JavaFileObject oldSource = null; |
jjg@308 | 399 | JavaFileObject newSource = null; |
jjg@308 | 400 | JCDiagnostic.DiagnosticPosition pos = null; |
jjg@308 | 401 | |
jjg@308 | 402 | newSource = root.getSourceFile(); |
jjg@308 | 403 | if (newSource != null) { |
jjg@308 | 404 | oldSource = log.useSource(newSource); |
jjg@308 | 405 | pos = ((JCTree) t).pos(); |
jjg@308 | 406 | } |
jjg@308 | 407 | |
jjg@308 | 408 | try { |
jjg@308 | 409 | switch (kind) { |
jjg@308 | 410 | case ERROR: |
jjg@308 | 411 | boolean prev = log.multipleErrors; |
jjg@308 | 412 | try { |
jjg@308 | 413 | log.error(pos, "proc.messager", msg.toString()); |
jjg@308 | 414 | } finally { |
jjg@308 | 415 | log.multipleErrors = prev; |
jjg@308 | 416 | } |
jjg@308 | 417 | break; |
jjg@308 | 418 | |
jjg@308 | 419 | case WARNING: |
jjg@308 | 420 | log.warning(pos, "proc.messager", msg.toString()); |
jjg@308 | 421 | break; |
jjg@308 | 422 | |
jjg@308 | 423 | case MANDATORY_WARNING: |
jjg@308 | 424 | log.mandatoryWarning(pos, "proc.messager", msg.toString()); |
jjg@308 | 425 | break; |
jjg@308 | 426 | |
jjg@308 | 427 | default: |
jjg@308 | 428 | log.note(pos, "proc.messager", msg.toString()); |
jjg@308 | 429 | } |
jjg@308 | 430 | } finally { |
jjg@308 | 431 | if (oldSource != null) |
jjg@308 | 432 | log.useSource(oldSource); |
jjg@308 | 433 | } |
jjg@308 | 434 | } |
jjg@988 | 435 | |
jjg@988 | 436 | @Override |
jjg@988 | 437 | public TypeMirror getLub(CatchTree tree) { |
jjg@988 | 438 | JCCatch ct = (JCCatch) tree; |
jjg@988 | 439 | JCVariableDecl v = ct.param; |
jjg@988 | 440 | if (v.type != null && v.type.getKind() == TypeKind.UNION) { |
jjg@988 | 441 | UnionClassType ut = (UnionClassType) v.type; |
jjg@988 | 442 | return ut.getLub(); |
jjg@988 | 443 | } else { |
jjg@988 | 444 | return v.type; |
jjg@988 | 445 | } |
jjg@988 | 446 | } |
duke@1 | 447 | } |