com.github.javaparser.ast.Node类的使用及代码示例

x33g5p2x  于2022-01-25 转载在 其他  
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本文整理了Java中com.github.javaparser.ast.Node类的一些代码示例，展示了Node类的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。Node类的具体详情如下：
包路径：com.github.javaparser.ast.Node
类名称：Node

Node介绍

暂无

代码示例

代码示例来源：origin: JCTools/JCTools

  1. private static boolean isCommentPresent(Node node, String wanted) {
  2.   Optional<Comment> maybeComment = node.getComment();
  3.   if (maybeComment.isPresent()) {
  4.     Comment comment = maybeComment.get();
  5.     String content = comment.getContent().trim();
  6.     if (wanted.equals(content)) {
  7.       return true;
  8.     }
  9.   }
  10.   return false;
  11. }

代码示例来源：origin: javaparser/javasymbolsolver

  1. SymbolReference<ResolvedMethodDeclaration> refMethod = facade.solve(callExpr);
  2. if (!refMethod.isSolved()) {
  3.   throw new UnsolvedSymbolException(getParentNode(node).toString(), callExpr.getName().getId());
  4.   if (callExpr.getScope().isPresent()) {
  5.     Expression scope = callExpr.getScope().get();
  6.   if (functionalMethod.isPresent()) {
  7.     LambdaExpr lambdaExpr = node;
  8.         .map(returnStmt -> {
  9.           Optional<Expression> expression = returnStmt.getExpression();
  10.           if (expression.isPresent()){
  11.         .filter(x -> x != null && !x.isVoid() && !x.isNull())
  12.         .findFirst()
  13.         .orElse(ResolvedVoidType.INSTANCE);

代码示例来源：origin: javaparser/javasymbolsolver

  1. public static <N extends Node> Optional<N> findAncestor(Node node, Class<N> clazz) {
  2.   if (!node.getParentNode().isPresent()) {
  3.     return Optional.empty();
  4.   } else if (clazz.isInstance(node.getParentNode().get())) {
  5.     return Optional.of(clazz.cast(node.getParentNode().get()));
  6.   } else {
  7.     return findAncestor(node.getParentNode().get(), clazz);
  8.   }
  9. }

代码示例来源：origin: org.jooby/jooby-spec

  1. private Map<String, Object> doc(final Node node, final Context ctx) {
  2.  Map<String, Object> hash = new HashMap<>();
  3.  Comment comment = node.getComment();
  4.  if (comment != null) {
  5.   String doc = comment.getContent().trim();
  6.     .splitToList(doc)
  7.     .stream()
  8.     .map(l -> l.charAt(0) == '*' ? l.substring(1).trim() : l)
  9.     .collect(Collectors.joining("\n"));
  10.   int at = clean.indexOf('@');
  11.   String text = at == 0 ? null : (at > 0 ? clean.substring(0, at) : clean).trim();
  12.    while (cmatcher.find()) {
  13.     Status status = Status.valueOf(Integer.parseInt(cmatcher.group(1).trim()));
  14.     String message = Optional.ofNullable(cmatcher.group(3)).orElse(status.reason()).trim();
  15.     codes.put(status.value(), message);
  16.    TypeFromDoc.parse(node, ctx, returnText).ifPresent(type -> hash.put("@type", type));

代码示例来源：origin: com.github.javaparser/javaparser-symbol-solver-core

  1. ResolvedEnumDeclaration enumDeclaration = node.findAncestor(EnumDeclaration.class).get().resolve().asEnum();
  2. ResolvedEnumConstantDeclaration resolved = enumDeclaration.getEnumConstants().stream().filter(c -> ((JavaParserEnumConstantDeclaration) c).getWrappedNode() == node).findFirst().get();
  3. if (resultClass.isInstance(resolved)) {
  4.   return resultClass.cast(resolved);
  5. TypeDeclaration<?> typeDeclaration = (TypeDeclaration<?>) node.getParentNode().get();
  6. ResolvedReferenceTypeDeclaration resolvedTypeDeclaration = resolveDeclaration(typeDeclaration, ResolvedReferenceTypeDeclaration.class);
  7. ResolvedConstructorDeclaration resolved = resolvedTypeDeclaration.getConstructors().stream()
  8.     .filter(c -> c instanceof JavaParserConstructorDeclaration)
  9.     .filter(c -> ((JavaParserConstructorDeclaration) c).getWrappedNode() == constructorDeclaration)
  10.     .findFirst()
  11. ResolvedAnnotationDeclaration annotationDeclaration = node.findAncestor(AnnotationDeclaration.class).get().resolve();
  12. ResolvedAnnotationMemberDeclaration resolved = annotationDeclaration.getAnnotationMembers().stream().filter(c -> ((JavaParserAnnotationMemberDeclaration) c).getWrappedNode() == node).findFirst().get();
  13. if (resultClass.isInstance(resolved)) {
  14. if (node.getParentNode().isPresent() && node.getParentNode().get() instanceof FieldDeclaration) {
  15.   resolved = new JavaParserFieldDeclaration((VariableDeclarator) node, typeSolver);
  16. } else if (node.getParentNode().isPresent() && node.getParentNode().get() instanceof VariableDeclarationExpr) {
  17.   resolved = new JavaParserVariableDeclaration((VariableDeclarator) node, typeSolver);
  18. } else {
  19.   throw new UnsupportedOperationException("Parent of VariableDeclarator is: " + node.getParentNode());
  20. if (ResolvedParameterDeclaration.class.equals(resultClass)) {
  21.   Parameter parameter = (Parameter) node;
  22.   CallableDeclaration callableDeclaration = node.findAncestor(CallableDeclaration.class).get();
  23.   ResolvedMethodLikeDeclaration resolvedMethodLikeDeclaration;
  24.   if (callableDeclaration.isConstructorDeclaration()) {

代码示例来源：origin: com.github.javaparser/java-symbol-solver-core

  1. ResolvedEnumDeclaration enumDeclaration = Navigator.findAncestor(node, EnumDeclaration.class).get().resolve().asEnum();
  2. ResolvedEnumConstantDeclaration resolved = enumDeclaration.getEnumConstants().stream().filter(c -> ((JavaParserEnumConstantDeclaration)c).getWrappedNode() == node).findFirst().get();
  3. if (resultClass.isInstance(resolved)) {
  4.   return resultClass.cast(resolved);
  5. ClassOrInterfaceDeclaration classOrInterfaceDeclaration = (ClassOrInterfaceDeclaration)node.getParentNode().get();
  6. ResolvedClassDeclaration resolvedClass = resolveDeclaration(classOrInterfaceDeclaration, ResolvedClassDeclaration.class).asClass();
  7. ResolvedConstructorDeclaration resolved =  resolvedClass.getConstructors().stream().filter(c -> ((JavaParserConstructorDeclaration)c).getWrappedNode() == constructorDeclaration).findFirst().get();
  8. if (resultClass.isInstance(resolved)) {
  9.   return resultClass.cast(resolved);

代码示例来源：origin: javaparser/javasymbolsolver

  1. private <P extends Node> boolean parentIs(Node node, Class<P> parentClass) {
  2.   if (node.getParentNode().isPresent()) {
  3.     return parentClass.isInstance(node.getParentNode().get());
  4.   } else {
  5.     return false;
  6.   }
  7. }

代码示例来源：origin: com.github.javaparser/javaparser-symbol-solver-core

  1. static String getPackageName(Node container) {
  2.   if (container instanceof CompilationUnit) {
  3.     Optional<PackageDeclaration> p = ((CompilationUnit) container).getPackageDeclaration();
  4.     if (p.isPresent()) {
  5.       return p.get().getName().toString();
  6.     }
  7.   } else if (container != null) {
  8.     return getPackageName(container.getParentNode().orElse(null));
  9.   }
  10.   return "";
  11. }

代码示例来源：origin: javaparser/javasymbolsolver

  1. SymbolReference<ResolvedMethodDeclaration> refMethod = facade.solve(callExpr, false);
  2. if (!refMethod.isSolved()) {
  3.   throw new UnsolvedSymbolException(getParentNode(node).toString(), callExpr.getName().getId());
  4.   if (functionalMethod.isPresent()) {
  5.     if (node instanceof MethodReferenceExpr) {
  6.       MethodReferenceExpr methodReferenceExpr = (MethodReferenceExpr) node;
  7.       ResolvedType formalType = functionalMethod.get().returnType();

代码示例来源：origin: com.github.javaparser/javaparser-symbol-solver-core

  1. private static Optional<SwitchStmt> findSwitchHelper(Node node) {
  2.     // TODO can be replaced by findFirst with the correct algorithm.
  3.     if (node instanceof SwitchStmt) {
  4.       return Optional.of((SwitchStmt) node);
  5.     }
  6.     for (Node child : node.getChildNodes()) {
  7.       Optional<SwitchStmt> resChild = findSwitchHelper(child);
  8.       if (resChild.isPresent()) {
  9.         return resChild;
  10.       }
  11.     }
  12.     return Optional.empty();
  13.   }
  14. }

代码示例来源：origin: com.github.javaparser/javaparser-symbol-solver-core

  1. protected Collection<ResolvedReferenceTypeDeclaration> findTypeDeclarations(Optional<Expression> optScope) {
  2.   if (optScope.isPresent()) {
  3.     Expression scope = optScope.get();
  4.       throw new UnsolvedSymbolException(scope.toString(), wrappedNode.toString(), e);
  5.     } else if (typeOfScope.isUnionType()) {
  6.       return typeOfScope.asUnionType().getCommonAncestor()
  7.           .map(ResolvedReferenceType::getTypeDeclaration)
  8.           .map(Collections::singletonList)
  9.           .orElseThrow(() -> new UnsolvedSymbolException("No common ancestor available for UnionType"

代码示例来源：origin: com.github.javaparser/javaparser-symbol-solver-core

  1. if (name.getParentNode().isPresent()) {
  2.   Node parent = name.getParentNode().get();
  3.   if (isAName(parent) && nameAsString(name).equals(nameAsString(parent))) {
  4.     return syntacticClassificationAccordingToContext(parent);
  5.   return NameCategory.TYPE_NAME;
  6. if (name.getParentNode().isPresent() && name.getParentNode().get() instanceof ClassOrInterfaceType) {
  7.   return NameCategory.TYPE_NAME;
  8. if (name.getParentNode().isPresent() && name.getParentNode().get() instanceof FieldAccessExpr) {
  9.   return NameCategory.EXPRESSION_NAME;
  10.     + name.getParentNode().get().getClass().getSimpleName() + ". See " + name + " at " + name.getRange());

代码示例来源：origin: org.apache.uima/uimaj-v3migration-jcas

  1. Optional<Node> maybeParent = n.getParentNode();
  2. if (maybeParent.isPresent()) {
  3.  Node parent = n.getParentNode().get();
  4.  if (parent instanceof EnclosedExpr) {
  5.   ((EnclosedExpr)parent).setInner(v);
  6. System.out.println("   node: " + n.toString());
  7. System.out.println("   expression replacing: " + v.toString());
  8. throw new RuntimeException();

代码示例来源：origin: org.apache.uima/uimaj-v3migration-jcas

  1. ((p1 = n.getParentNode()).isPresent() && p1.get() instanceof ExpressionStmt) &&
  2.    ((p2 = p1.get().getParentNode()).isPresent() && p2.get() instanceof BlockStmt) &&
  3.    ((p3 = p2.get().getParentNode()).isPresent() && p3.get() == get_set_method)) {
  4.   NodeList<Statement> stmts = ((BlockStmt)p2.get()).getStatements();
  5.   stmts.set(stmts.indexOf(p1.get()), new EmptyStmt());
  6.  updatedNode.accept(this,  null);
  7. } else {
  8.  super.visit(n, null);

代码示例来源：origin: org.jooby/jooby-spec

  1. private String summary(final MethodCallExpr it, final Context ctx) {
  2.  return usePath(it)
  3.    .map(use -> {
  4.     Node node = use;
  5.     while (!(node instanceof ExpressionStmt)) {
  6.      node = node.getParentNode();
  7.     }
  8.     return node == null ? null : (String) doc(node, ctx).get("@text");
  9.    }).orElse(null);
  10. }

代码示例来源：origin: GumTreeDiff/gumtree

  1. protected void pushNode(Node n, String label) {
  2.   int type = n.getClass().getName().hashCode();
  3.   String typeName = n.getClass().getSimpleName();
  4.   try {
  5.     Position begin = n.getRange().get().begin;
  6.     Position end = n.getRange().get().end;
  7.     push(type, typeName, label, reader.positionFor(begin.line, begin.column),
  8.         reader.positionFor(end.line,end.column));
  9.   }
  10.   catch (NoSuchElementException ignore) { }
  11. }

代码示例来源：origin: com.github.javaparser/java-symbol-solver-core

  1. public static Node getParentNode(Node node) {
  2.   Node parent = node.getParentNode().orElse(null);
  3.   return parent;
  4. }

代码示例来源：origin: com.github.javaparser/java-symbol-solver-core

  1. private void solveMethodCalls(Node node) {
  2.   if (node instanceof MethodCallExpr) {
  3.     out.println("  Line " + node.getBegin().get().line + ") " + node + " ==> " + toString((MethodCallExpr) node));
  4.   }
  5.   for (Node child : node.getChildNodes()) {
  6.     solveMethodCalls(child);
  7.   }
  8. }

代码示例来源：origin: javaparser/javasymbolsolver

  1. private List<Node> collectAllNodes(Node node) {
  2.   List<Node> nodes = new LinkedList<>();
  3.   collectAllNodes(node, nodes);
  4.   nodes.sort((n1, n2) -> n1.getBegin().get().compareTo(n2.getBegin().get()));
  5.   return nodes;
  6. }

代码示例来源：origin: com.github.javaparser/javaparser-symbol-solver-core

  1. private List<Node> collectAllNodes(Node node) {
  2.   List<Node> nodes = new ArrayList<>();
  3.   node.walk(nodes::add);
  4.   nodes.sort(comparing(n -> n.getBegin().get()));
  5.   return nodes;
  6. }

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