diff options
Diffstat (limited to 'agent/src/main/java/com/code_intelligence/jazzer/generated/NoThrowDoclet.java')
| -rw-r--r-- | agent/src/main/java/com/code_intelligence/jazzer/generated/NoThrowDoclet.java | 215 |
1 files changed, 0 insertions, 215 deletions
diff --git a/agent/src/main/java/com/code_intelligence/jazzer/generated/NoThrowDoclet.java b/agent/src/main/java/com/code_intelligence/jazzer/generated/NoThrowDoclet.java deleted file mode 100644 index 1b52a228..00000000 --- a/agent/src/main/java/com/code_intelligence/jazzer/generated/NoThrowDoclet.java +++ /dev/null @@ -1,215 +0,0 @@ -// Copyright 2021 Code Intelligence GmbH -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. -package com.code_intelligence.jazzer.generated; - -import com.sun.source.doctree.DocCommentTree; -import com.sun.source.doctree.DocTree; -import com.sun.source.doctree.ThrowsTree; -import com.sun.source.util.DocTrees; -import java.io.BufferedWriter; -import java.io.FileWriter; -import java.io.IOException; -import java.util.List; -import java.util.Locale; -import java.util.Set; -import java.util.stream.Collectors; -import javax.lang.model.SourceVersion; -import javax.lang.model.element.ElementKind; -import javax.lang.model.element.ExecutableElement; -import javax.lang.model.element.Modifier; -import javax.lang.model.element.ModuleElement; -import javax.lang.model.element.PackageElement; -import javax.lang.model.element.TypeElement; -import javax.lang.model.element.VariableElement; -import javax.lang.model.type.ArrayType; -import javax.lang.model.type.DeclaredType; -import javax.lang.model.type.TypeMirror; -import javax.lang.model.util.ElementFilter; -import jdk.javadoc.doclet.Doclet; -import jdk.javadoc.doclet.DocletEnvironment; -import jdk.javadoc.doclet.Reporter; - -/** - * A Doclet that extracts a list of all method signatures in {@code java.*} that are declared not to - * throw any exceptions, including {@link RuntimeException} but excluding {@link - * VirtualMachineError}. - * - * Crucially, whereas the throws declaration of a method does not contain subclasses of {@link - * RuntimeException}, the {@code @throws} Javadoc tag does. - */ -public class NoThrowDoclet implements Doclet { - private BufferedWriter out; - - @Override - public void init(Locale locale, Reporter reporter) {} - - @Override - public String getName() { - return getClass().getSimpleName(); - } - - @Override - public Set<? extends Option> getSupportedOptions() { - return Set.of(new Option() { - @Override - public int getArgumentCount() { - return 1; - } - - @Override - public String getDescription() { - return "Output file (.kt)"; - } - - @Override - public Kind getKind() { - return Kind.STANDARD; - } - - @Override - public List<String> getNames() { - return List.of("--out"); - } - - @Override - public String getParameters() { - return "<output file (.kt)>"; - } - - @Override - public boolean process(String option, List<String> args) { - try { - out = new BufferedWriter(new FileWriter(args.get(0))); - } catch (IOException e) { - e.printStackTrace(); - return false; - } - return true; - } - }); - } - - @Override - public SourceVersion getSupportedSourceVersion() { - return null; - } - - private String toDescriptor(TypeMirror type) { - switch (type.getKind()) { - case BOOLEAN: - return "Z"; - case BYTE: - return "B"; - case CHAR: - return "C"; - case DOUBLE: - return "D"; - case FLOAT: - return "F"; - case INT: - return "I"; - case LONG: - return "J"; - case SHORT: - return "S"; - case VOID: - return "V"; - case ARRAY: - return "[" + toDescriptor(((ArrayType) type).getComponentType()); - case DECLARED: - return "L" + getFullyQualifiedName((DeclaredType) type) + ";"; - case TYPEVAR: - return "Ljava/lang/Object;"; - } - throw new IllegalArgumentException( - "Unexpected kind " + type.getKind() + ": " + type.toString()); - } - - private String getFullyQualifiedName(DeclaredType declaredType) { - TypeElement element = (TypeElement) declaredType.asElement(); - return element.getQualifiedName().toString().replace('.', '/'); - } - - private void handleExecutableElement(DocTrees trees, ExecutableElement executable) - throws IOException { - if (!executable.getModifiers().contains(Modifier.PUBLIC)) - return; - - DocCommentTree tree = trees.getDocCommentTree(executable); - if (tree != null) { - for (DocTree tag : tree.getBlockTags()) { - if (tag instanceof ThrowsTree) { - return; - } - } - } - - String methodName = executable.getSimpleName().toString(); - String className = - ((TypeElement) executable.getEnclosingElement()).getQualifiedName().toString(); - String internalClassName = className.replace('.', '/'); - - String paramTypeDescriptors = executable.getParameters() - .stream() - .map(VariableElement::asType) - .map(this::toDescriptor) - .collect(Collectors.joining("")); - String returnTypeDescriptor = toDescriptor(executable.getReturnType()); - String methodDescriptor = String.format("(%s)%s", paramTypeDescriptors, returnTypeDescriptor); - - out.write(String.format("%s#%s#%s%n", internalClassName, methodName, methodDescriptor)); - } - - public void handleTypeElement(DocTrees trees, TypeElement typeElement) throws IOException { - List<ExecutableElement> executables = - ElementFilter.constructorsIn(typeElement.getEnclosedElements()); - executables.addAll(ElementFilter.methodsIn(typeElement.getEnclosedElements())); - for (ExecutableElement executableElement : executables) { - handleExecutableElement(trees, executableElement); - } - } - - @Override - public boolean run(DocletEnvironment docletEnvironment) { - try { - DocTrees trees = docletEnvironment.getDocTrees(); - for (ModuleElement moduleElement : - ElementFilter.modulesIn(docletEnvironment.getSpecifiedElements())) { - for (PackageElement packageElement : - ElementFilter.packagesIn(moduleElement.getEnclosedElements())) { - if (packageElement.getQualifiedName().toString().startsWith("java.")) { - for (TypeElement typeElement : - ElementFilter.typesIn(packageElement.getEnclosedElements())) { - ElementKind kind = typeElement.getKind(); - if (kind == ElementKind.CLASS || kind == ElementKind.ENUM - || kind == ElementKind.INTERFACE) { - handleTypeElement(trees, typeElement); - } - } - } - } - } - } catch (IOException e) { - e.printStackTrace(); - return false; - } - try { - out.close(); - } catch (IOException e) { - e.printStackTrace(); - return false; - } - return true; - } -}
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