Thu, 10 Oct 2013 14:58:04 +0200
8001931: The new build system whitespace cleanup
Reviewed-by: tbell, simonis, erikj
vromero@2027 | 1 | /* |
vromero@2027 | 2 | * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved. |
vromero@2027 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
vromero@2027 | 4 | * |
vromero@2027 | 5 | * This code is free software; you can redistribute it and/or modify it |
vromero@2027 | 6 | * under the terms of the GNU General Public License version 2 only, as |
vromero@2027 | 7 | * published by the Free Software Foundation. |
vromero@2027 | 8 | * |
vromero@2027 | 9 | * This code is distributed in the hope that it will be useful, but WITHOUT |
vromero@2027 | 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
vromero@2027 | 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
vromero@2027 | 12 | * version 2 for more details (a copy is included in the LICENSE file that |
vromero@2027 | 13 | * accompanied this code). |
vromero@2027 | 14 | * |
vromero@2027 | 15 | * You should have received a copy of the GNU General Public License version |
vromero@2027 | 16 | * 2 along with this work; if not, write to the Free Software Foundation, |
vromero@2027 | 17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
vromero@2027 | 18 | * |
vromero@2027 | 19 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
vromero@2027 | 20 | * or visit www.oracle.com if you need additional information or have any |
vromero@2027 | 21 | * questions. |
vromero@2027 | 22 | */ |
vromero@2027 | 23 | |
vromero@2027 | 24 | /* |
vromero@2027 | 25 | * @test |
vromero@2027 | 26 | * @bug 7047734 |
vromero@2027 | 27 | * @summary The LVT is not generated correctly during some try/catch scenarios |
vromero@2027 | 28 | * @library /tools/javac/lib |
vromero@2027 | 29 | * @build JavacTestingAbstractProcessor LVTHarness |
vromero@2027 | 30 | * @run main LVTHarness |
vromero@2027 | 31 | */ |
vromero@2027 | 32 | |
vromero@2027 | 33 | import java.io.File; |
vromero@2027 | 34 | import java.io.IOException; |
vromero@2027 | 35 | import java.lang.annotation.Annotation; |
vromero@2027 | 36 | import java.util.Set; |
vromero@2027 | 37 | import java.util.Arrays; |
vromero@2027 | 38 | import java.util.ArrayList; |
vromero@2027 | 39 | import java.util.Collections; |
vromero@2027 | 40 | import java.util.HashMap; |
vromero@2027 | 41 | import java.util.HashSet; |
vromero@2027 | 42 | import java.util.List; |
vromero@2027 | 43 | import java.util.Map; |
vromero@2027 | 44 | |
vromero@2027 | 45 | import javax.annotation.processing.RoundEnvironment; |
vromero@2027 | 46 | import javax.lang.model.element.Element; |
vromero@2027 | 47 | import javax.lang.model.element.TypeElement; |
vromero@2027 | 48 | import javax.tools.JavaCompiler; |
vromero@2027 | 49 | import javax.tools.JavaFileObject; |
vromero@2027 | 50 | import javax.tools.StandardJavaFileManager; |
vromero@2027 | 51 | import javax.tools.ToolProvider; |
vromero@2027 | 52 | |
vromero@2027 | 53 | import com.sun.source.util.JavacTask; |
vromero@2027 | 54 | import com.sun.tools.classfile.Attribute; |
vromero@2027 | 55 | import com.sun.tools.classfile.ClassFile; |
vromero@2027 | 56 | import com.sun.tools.classfile.ConstantPool; |
vromero@2027 | 57 | import com.sun.tools.classfile.ConstantPoolException; |
vromero@2027 | 58 | import com.sun.tools.classfile.Code_attribute; |
vromero@2027 | 59 | import com.sun.tools.classfile.ConstantPool.InvalidIndex; |
vromero@2027 | 60 | import com.sun.tools.classfile.ConstantPool.UnexpectedEntry; |
vromero@2027 | 61 | import com.sun.tools.classfile.Descriptor.InvalidDescriptor; |
vromero@2027 | 62 | import com.sun.tools.classfile.LocalVariableTable_attribute; |
vromero@2027 | 63 | import com.sun.tools.classfile.Method; |
vromero@2027 | 64 | |
vromero@2027 | 65 | import static javax.tools.StandardLocation.*; |
vromero@2027 | 66 | import static com.sun.tools.classfile.LocalVariableTable_attribute.Entry; |
alundblad@2046 | 67 | import static javax.tools.JavaFileObject.Kind.SOURCE; |
vromero@2027 | 68 | |
vromero@2027 | 69 | public class LVTHarness { |
vromero@2027 | 70 | |
vromero@2027 | 71 | static int nerrors = 0; |
vromero@2027 | 72 | |
vromero@2027 | 73 | static final JavaCompiler comp = ToolProvider.getSystemJavaCompiler(); |
vromero@2027 | 74 | static final StandardJavaFileManager fm = comp.getStandardFileManager(null, null, null); |
vromero@2027 | 75 | |
vromero@2027 | 76 | public static void main(String[] args) throws Exception { |
alundblad@2046 | 77 | |
alundblad@2046 | 78 | String testDir = System.getProperty("test.src"); |
alundblad@2046 | 79 | fm.setLocation(SOURCE_PATH, Arrays.asList(new File(testDir, "tests"))); |
alundblad@2046 | 80 | |
alundblad@2046 | 81 | // Make sure classes are written to scratch dir. |
alundblad@2046 | 82 | fm.setLocation(CLASS_OUTPUT, Arrays.asList(new File("."))); |
alundblad@2046 | 83 | |
alundblad@2046 | 84 | for (JavaFileObject jfo : fm.list(SOURCE_PATH, "", Collections.singleton(SOURCE), true)) { |
vromero@2027 | 85 | new LVTHarness(jfo).check(); |
vromero@2027 | 86 | } |
vromero@2027 | 87 | if (nerrors > 0) { |
vromero@2027 | 88 | throw new AssertionError("Errors were found"); |
vromero@2027 | 89 | } |
vromero@2027 | 90 | } |
vromero@2027 | 91 | |
vromero@2027 | 92 | |
vromero@2027 | 93 | JavaFileObject jfo; |
alundblad@2046 | 94 | Map<ElementKey, AliveRanges> aliveRangeMap = new HashMap<>(); |
vromero@2027 | 95 | Set<String> declaredKeys = new HashSet<>(); |
vromero@2027 | 96 | List<ElementKey> seenAliveRanges = new ArrayList<>(); |
vromero@2027 | 97 | |
vromero@2027 | 98 | protected LVTHarness(JavaFileObject jfo) { |
vromero@2027 | 99 | this.jfo = jfo; |
vromero@2027 | 100 | } |
vromero@2027 | 101 | |
vromero@2027 | 102 | protected void check() throws Exception { |
alundblad@2046 | 103 | |
alundblad@2046 | 104 | JavacTask ct = (JavacTask) comp.getTask(null, fm, null, Arrays.asList("-g"), |
alundblad@2046 | 105 | null, Arrays.asList(jfo)); |
alundblad@2046 | 106 | System.err.println("compiling code " + jfo); |
vromero@2027 | 107 | ct.setProcessors(Collections.singleton(new AliveRangeFinder())); |
vromero@2027 | 108 | if (!ct.call()) { |
vromero@2027 | 109 | throw new AssertionError("Error during compilation"); |
vromero@2027 | 110 | } |
vromero@2027 | 111 | |
alundblad@2046 | 112 | |
alundblad@2046 | 113 | File javaFile = new File(jfo.getName()); |
alundblad@2046 | 114 | File classFile = new File(javaFile.getName().replace(".java", ".class")); |
alundblad@2046 | 115 | checkClassFile(classFile); |
vromero@2027 | 116 | |
vromero@2027 | 117 | //check all candidates have been used up |
vromero@2027 | 118 | for (Map.Entry<ElementKey, AliveRanges> entry : aliveRangeMap.entrySet()) { |
vromero@2027 | 119 | if (!seenAliveRanges.contains(entry.getKey())) { |
vromero@2027 | 120 | error("Redundant @AliveRanges annotation on method " + |
vromero@2027 | 121 | entry.getKey().elem); |
vromero@2027 | 122 | } |
vromero@2027 | 123 | } |
vromero@2027 | 124 | } |
vromero@2027 | 125 | |
vromero@2027 | 126 | void checkClassFile(File file) |
vromero@2027 | 127 | throws IOException, ConstantPoolException, InvalidDescriptor { |
vromero@2027 | 128 | ClassFile classFile = ClassFile.read(file); |
vromero@2027 | 129 | ConstantPool constantPool = classFile.constant_pool; |
vromero@2027 | 130 | |
vromero@2027 | 131 | //lets get all the methods in the class file. |
vromero@2027 | 132 | for (Method method : classFile.methods) { |
vromero@2027 | 133 | for (ElementKey elementKey: aliveRangeMap.keySet()) { |
vromero@2027 | 134 | String methodDesc = method.getName(constantPool) + |
vromero@2027 | 135 | method.descriptor.getParameterTypes(constantPool); |
vromero@2027 | 136 | if (methodDesc.equals(elementKey.elem.toString())) { |
vromero@2027 | 137 | checkMethod(constantPool, method, aliveRangeMap.get(elementKey)); |
vromero@2027 | 138 | seenAliveRanges.add(elementKey); |
vromero@2027 | 139 | } |
vromero@2027 | 140 | } |
vromero@2027 | 141 | } |
vromero@2027 | 142 | } |
vromero@2027 | 143 | |
vromero@2027 | 144 | void checkMethod(ConstantPool constantPool, Method method, AliveRanges ranges) |
vromero@2027 | 145 | throws InvalidIndex, UnexpectedEntry { |
vromero@2027 | 146 | Code_attribute code = (Code_attribute) method.attributes.get(Attribute.Code); |
vromero@2027 | 147 | LocalVariableTable_attribute lvt = |
vromero@2027 | 148 | (LocalVariableTable_attribute) (code.attributes.get(Attribute.LocalVariableTable)); |
vromero@2027 | 149 | List<String> infoFromRanges = convertToStringList(ranges); |
vromero@2027 | 150 | List<String> infoFromLVT = convertToStringList(constantPool, lvt); |
vromero@2027 | 151 | |
vromero@2027 | 152 | // infoFromRanges most be contained in infoFromLVT |
vromero@2027 | 153 | int i = 0; |
vromero@2027 | 154 | int j = 0; |
vromero@2027 | 155 | while (i < infoFromRanges.size() && j < infoFromLVT.size()) { |
vromero@2027 | 156 | int comparison = infoFromRanges.get(i).compareTo(infoFromLVT.get(j)); |
vromero@2027 | 157 | if (comparison == 0) { |
vromero@2027 | 158 | i++; j++; |
vromero@2027 | 159 | } else if (comparison > 0) { |
vromero@2027 | 160 | j++; |
vromero@2027 | 161 | } else { |
vromero@2027 | 162 | break; |
vromero@2027 | 163 | } |
vromero@2027 | 164 | } |
vromero@2027 | 165 | |
vromero@2027 | 166 | if (i < infoFromRanges.size()) { |
vromero@2027 | 167 | error(infoFromLVT, infoFromRanges); |
vromero@2027 | 168 | } |
vromero@2027 | 169 | } |
vromero@2027 | 170 | |
vromero@2027 | 171 | List<String> convertToStringList(AliveRanges ranges) { |
vromero@2027 | 172 | List<String> result = new ArrayList<>(); |
vromero@2027 | 173 | for (Annotation anno : ranges.value()) { |
vromero@2027 | 174 | AliveRange range = (AliveRange)anno; |
vromero@2027 | 175 | String str = formatLocalVariableData(range.varName(), |
vromero@2027 | 176 | range.bytecodeStart(), range.bytecodeLength()); |
vromero@2027 | 177 | result.add(str); |
vromero@2027 | 178 | } |
vromero@2027 | 179 | Collections.sort(result); |
vromero@2027 | 180 | return result; |
vromero@2027 | 181 | } |
vromero@2027 | 182 | |
vromero@2027 | 183 | List<String> convertToStringList(ConstantPool constantPool, |
vromero@2027 | 184 | LocalVariableTable_attribute lvt) throws InvalidIndex, UnexpectedEntry { |
vromero@2027 | 185 | List<String> result = new ArrayList<>(); |
vromero@2027 | 186 | for (Entry entry : lvt.local_variable_table) { |
vromero@2027 | 187 | String str = formatLocalVariableData(constantPool.getUTF8Value(entry.name_index), |
vromero@2027 | 188 | entry.start_pc, entry.length); |
vromero@2027 | 189 | result.add(str); |
vromero@2027 | 190 | } |
vromero@2027 | 191 | Collections.sort(result); |
vromero@2027 | 192 | return result; |
vromero@2027 | 193 | } |
vromero@2027 | 194 | |
vromero@2027 | 195 | String formatLocalVariableData(String varName, int start, int length) { |
vromero@2027 | 196 | StringBuilder sb = new StringBuilder() |
vromero@2027 | 197 | .append("var name: ").append(varName) |
vromero@2027 | 198 | .append(" start: ").append(start) |
vromero@2027 | 199 | .append(" length: ").append(length); |
vromero@2027 | 200 | return sb.toString(); |
vromero@2027 | 201 | } |
vromero@2027 | 202 | |
vromero@2027 | 203 | protected void error(List<String> infoFromLVT, List<String> infoFromRanges) { |
vromero@2027 | 204 | nerrors++; |
vromero@2027 | 205 | System.err.printf("Error occurred while checking file: %s\n", jfo.getName()); |
vromero@2027 | 206 | System.err.println("The range info from the annotations is"); |
vromero@2027 | 207 | printStringListToErrOutput(infoFromRanges); |
vromero@2027 | 208 | System.err.println(); |
vromero@2027 | 209 | System.err.println("And the range info from the class file is"); |
vromero@2027 | 210 | printStringListToErrOutput(infoFromLVT); |
vromero@2027 | 211 | System.err.println(); |
vromero@2027 | 212 | } |
vromero@2027 | 213 | |
vromero@2027 | 214 | void printStringListToErrOutput(List<String> list) { |
vromero@2027 | 215 | for (String s : list) { |
vromero@2027 | 216 | System.err.println("\t" + s); |
vromero@2027 | 217 | } |
vromero@2027 | 218 | } |
vromero@2027 | 219 | |
vromero@2027 | 220 | protected void error(String msg) { |
vromero@2027 | 221 | nerrors++; |
vromero@2027 | 222 | System.err.printf("Error occurred while checking file: %s\nreason: %s\n", |
vromero@2027 | 223 | jfo.getName(), msg); |
vromero@2027 | 224 | } |
vromero@2027 | 225 | |
vromero@2027 | 226 | class AliveRangeFinder extends JavacTestingAbstractProcessor { |
vromero@2027 | 227 | |
vromero@2027 | 228 | @Override |
vromero@2027 | 229 | public boolean process(Set<? extends TypeElement> annotations, |
vromero@2027 | 230 | RoundEnvironment roundEnv) { |
vromero@2027 | 231 | if (roundEnv.processingOver()) |
vromero@2027 | 232 | return true; |
vromero@2027 | 233 | |
vromero@2027 | 234 | TypeElement aliveRangeAnno = elements.getTypeElement("AliveRanges"); |
vromero@2027 | 235 | |
vromero@2027 | 236 | if (!annotations.contains(aliveRangeAnno)) { |
vromero@2027 | 237 | error("no @AliveRanges annotation found in test class"); |
vromero@2027 | 238 | } |
vromero@2027 | 239 | |
vromero@2027 | 240 | for (Element elem: roundEnv.getElementsAnnotatedWith(aliveRangeAnno)) { |
vromero@2027 | 241 | Annotation annotation = elem.getAnnotation(AliveRanges.class); |
vromero@2027 | 242 | aliveRangeMap.put(new ElementKey(elem), (AliveRanges)annotation); |
vromero@2027 | 243 | } |
vromero@2027 | 244 | return true; |
vromero@2027 | 245 | } |
vromero@2027 | 246 | } |
vromero@2027 | 247 | |
vromero@2027 | 248 | class ElementKey { |
vromero@2027 | 249 | |
vromero@2027 | 250 | String key; |
vromero@2027 | 251 | Element elem; |
vromero@2027 | 252 | |
vromero@2027 | 253 | public ElementKey(Element elem) { |
vromero@2027 | 254 | this.elem = elem; |
vromero@2027 | 255 | this.key = computeKey(elem); |
vromero@2027 | 256 | } |
vromero@2027 | 257 | |
vromero@2027 | 258 | @Override |
vromero@2027 | 259 | public boolean equals(Object obj) { |
vromero@2027 | 260 | if (obj instanceof ElementKey) { |
vromero@2027 | 261 | ElementKey other = (ElementKey)obj; |
vromero@2027 | 262 | return other.key.equals(key); |
vromero@2027 | 263 | } |
vromero@2027 | 264 | return false; |
vromero@2027 | 265 | } |
vromero@2027 | 266 | |
vromero@2027 | 267 | @Override |
vromero@2027 | 268 | public int hashCode() { |
vromero@2027 | 269 | return key.hashCode(); |
vromero@2027 | 270 | } |
vromero@2027 | 271 | |
vromero@2027 | 272 | String computeKey(Element e) { |
vromero@2027 | 273 | StringBuilder buf = new StringBuilder(); |
vromero@2027 | 274 | while (e != null) { |
vromero@2027 | 275 | buf.append(e.toString()); |
vromero@2027 | 276 | e = e.getEnclosingElement(); |
vromero@2027 | 277 | } |
vromero@2027 | 278 | buf.append(jfo.getName()); |
vromero@2027 | 279 | return buf.toString(); |
vromero@2027 | 280 | } |
vromero@2027 | 281 | |
vromero@2027 | 282 | @Override |
vromero@2027 | 283 | public String toString() { |
vromero@2027 | 284 | return "Key{" + key + "}"; |
vromero@2027 | 285 | } |
vromero@2027 | 286 | } |
vromero@2027 | 287 | |
vromero@2027 | 288 | } |