net.sourceforge.pmd.lang.ast.Node.getFirstParentOfType()方法的使用及代码示例

x33g5p2x  于2022-01-25 转载在 其他  
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本文整理了Java中net.sourceforge.pmd.lang.ast.Node.getFirstParentOfType()方法的一些代码示例，展示了Node.getFirstParentOfType()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.getFirstParentOfType()方法的具体详情如下：
包路径：net.sourceforge.pmd.lang.ast.Node
类名称：Node
方法名：getFirstParentOfType

Node.getFirstParentOfType介绍

[英]Traverses up the tree to find the first parent instance of type parentType or one of its subclasses.
[中]向上遍历树以查找parentType类型或其子类之一的第一个父实例。

代码示例

代码示例来源：origin: pmd/pmd

  1. private boolean inLoopOrTry(Node node) {
  2.   return node.getFirstParentOfType(ASTTryStatement.class) != null
  3.       || node.getFirstParentOfType(ASTForStatement.class) != null
  4.       || node.getFirstParentOfType(ASTWhileStatement.class) != null
  5.       || node.getFirstParentOfType(ASTDoStatement.class) != null;
  6. }

代码示例来源：origin: pmd/pmd

  1. private ASTIfStatement findIfStatement(ASTBlock enclosingBlock, Node node) {
  2.   ASTIfStatement ifStatement = node.getFirstParentOfType(ASTIfStatement.class);
  3.   List<ASTIfStatement> allIfStatements = enclosingBlock.findDescendantsOfType(ASTIfStatement.class);
  4.   if (ifStatement != null && allIfStatements.contains(ifStatement)) {
  5.     return ifStatement;
  6.   }
  7.   return null;
  8. }

代码示例来源：origin: pmd/pmd

  1. private boolean inAnonymousInnerClass(Node node) {
  2.   ASTClassOrInterfaceBodyDeclaration parent = node.getFirstParentOfType(ASTClassOrInterfaceBodyDeclaration.class);
  3.   return parent != null && parent.isAnonymousInnerClass();
  4. }

代码示例来源：origin: pmd/pmd

  1. /**
  2.  * Gets the Image of the first parent node of type
  3.  * ASTClassOrInterfaceDeclaration or <code>null</code>
  4.  *
  5.  * @param node
  6.  *            the node which will be searched
  7.  */
  8. protected final String getDeclaringType(Node node) {
  9.   ASTClassOrInterfaceDeclaration c = node.getFirstParentOfType(ASTClassOrInterfaceDeclaration.class);
  10.   if (c != null) {
  11.     return c.getImage();
  12.   }
  13.   return null;
  14. }

代码示例来源：origin: pmd/pmd

  1. private int getInitialLength(Node node) {
  2.   Node block = node.getFirstParentOfType(ASTBlockStatement.class);
  3.   if (block == null) {
  4.     block = node.getFirstParentOfType(ASTFieldDeclaration.class);
  5.     if (block == null) {
  6.       block = node.getFirstParentOfType(ASTFormalParameter.class);
  7.     }
  8.   }
  9.   List<ASTLiteral> literals = block.findDescendantsOfType(ASTLiteral.class);
  10.   if (literals.size() == 1) {
  11.     ASTLiteral literal = literals.get(0);
  12.     String str = literal.getImage();
  13.     if (str != null && isStringOrCharLiteral(literal)) {
  14.       return str.length() - 2; // take off the quotes
  15.     }
  16.   }
  17.   return 0;
  18. }

代码示例来源：origin: pmd/pmd

  1. private boolean calledFromOutsideItself(List<NameOccurrence> occs, NameDeclaration mnd) {
  2.   int callsFromOutsideMethod = 0;
  3.   for (NameOccurrence occ : occs) {
  4.     Node occNode = occ.getLocation();
  5.     ASTConstructorDeclaration enclosingConstructor = occNode
  6.         .getFirstParentOfType(ASTConstructorDeclaration.class);
  7.     if (enclosingConstructor != null) {
  8.       callsFromOutsideMethod++;
  9.       break; // Do we miss unused private constructors here?
  10.     }
  11.     ASTInitializer enclosingInitializer = occNode.getFirstParentOfType(ASTInitializer.class);
  12.     if (enclosingInitializer != null) {
  13.       callsFromOutsideMethod++;
  14.       break;
  15.     }
  16.     ASTMethodDeclaration enclosingMethod = occNode.getFirstParentOfType(ASTMethodDeclaration.class);
  17.     if (enclosingMethod == null || !mnd.getNode().jjtGetParent().equals(enclosingMethod)) {
  18.       callsFromOutsideMethod++;
  19.     }
  20.   }
  21.   return callsFromOutsideMethod == 0;
  22. }

代码示例来源：origin: pmd/pmd

  1. c = node.getFirstParentOfType(ASTPackageSpecification.class);
  2. if (c != null) {
  3.   return c.getImage();
  4. c = node.getFirstParentOfType(ASTTypeSpecification.class);
  5. if (c != null) {
  6.   return c.getImage();
  7. c = node.getFirstParentOfType(ASTPackageBody.class);
  8. if (c != null) {
  9.   return c.getImage();
  10. c = node.getFirstParentOfType(ASTTriggerUnit.class);
  11. if (c != null) {
  12.   return c.getImage();
  13. c = node.getFirstParentOfType(ASTProgramUnit.class);
  14. if (c != null) {
  15.   return c.getImage();

代码示例来源：origin: pmd/pmd

  1. Node possibleStatement = statement.getFirstParentOfType(ASTIfStatement.class);
  2. while (possibleStatement instanceof ASTIfStatement) {
  3.   statement = possibleStatement;
  4.   possibleStatement = possibleStatement.getFirstParentOfType(ASTIfStatement.class);

代码示例来源：origin: pmd/pmd

  1. private boolean initializedInConstructor(List<NameOccurrence> usages) {
  2.   boolean initInConstructor = false;
  3.   for (NameOccurrence occ : usages) {
  4.     // specifically omitting prefix and postfix operators as there are
  5.     // legitimate usages of these with static fields, e.g. typesafe enum pattern.
  6.     if (((JavaNameOccurrence) occ).isOnLeftHandSide()) {
  7.       Node node = occ.getLocation();
  8.       Node constructor = node.getFirstParentOfType(ASTConstructorDeclaration.class);
  9.       if (constructor != null) {
  10.         initInConstructor = true;
  11.       }
  12.     }
  13.   }
  14.   return initInConstructor;
  15. }

代码示例来源：origin: pmd/pmd

  1. if (jocc.isOnLeftHandSide() || jocc.isSelfAssignment()) {
  2.   Node node = jocc.getLocation();
  3.   ASTConstructorDeclaration constructor = node.getFirstParentOfType(ASTConstructorDeclaration.class);
  4.   if (constructor != null) {
  5.     if (inLoopOrTry(node)) {
  6.     if (node.getFirstParentOfType(ASTIfStatement.class) != null) {
  7.       methodInitCount++;
  8.     } else if (node.getFirstParentOfType(ASTLambdaExpression.class) != null) {
  9.       lambdaUsage++;
  10.     } else {
  11.     if (node.getFirstParentOfType(ASTMethodDeclaration.class) != null) {
  12.       methodInitCount++;
  13.     } else if (node.getFirstParentOfType(ASTLambdaExpression.class) != null) {
  14.       lambdaUsage++;

代码示例来源：origin: pmd/pmd

  1. /**
  2.  * Check if the given node is the first statement in the block.
  3.  */
  4. private boolean isFirstStatementInBlock(Node node, ASTStatement loopBody) {
  5.   // find the statement of the operation and the loop body block statement
  6.   final ASTBlockStatement statement = node.getFirstParentOfType(ASTBlockStatement.class);
  7.   final ASTBlock block = loopBody.getFirstDescendantOfType(ASTBlock.class);
  8.   if (statement == null || block == null) {
  9.     return false;
  10.   }
  11.   // is the first statement in the loop body?
  12.   return block.equals(statement.jjtGetParent()) && statement.jjtGetChildIndex() == 0;
  13. }

代码示例来源：origin: pmd/pmd

  1. /**
  2.  * Tries to resolve a given typeImage as a generic Type. If the Generic Type
  3.  * is found, any defined ClassOrInterfaceType below this type declaration is
  4.  * used (this is typically a type bound, e.g. {@code <T extends List>}.
  5.  *
  6.  * @param argument
  7.  *            the node, from where to start searching.
  8.  * @param typeImage
  9.  *            the type as string
  10.  * @return the resolved class or <code>null</code> if nothing was found.
  11.  */
  12. private Class<?> resolveGenericType(Node argument, String typeImage) {
  13.   List<ASTTypeParameter> types = new ArrayList<>();
  14.   // first search only within the same method
  15.   ASTClassOrInterfaceBodyDeclaration firstParentOfType = argument
  16.       .getFirstParentOfType(ASTClassOrInterfaceBodyDeclaration.class);
  17.   if (firstParentOfType != null) {
  18.     types.addAll(firstParentOfType.findDescendantsOfType(ASTTypeParameter.class));
  19.   }
  20.   // then search class level types, from inner-most to outer-most
  21.   List<ASTClassOrInterfaceDeclaration> enclosingClasses = argument
  22.       .getParentsOfType(ASTClassOrInterfaceDeclaration.class);
  23.   for (ASTClassOrInterfaceDeclaration enclosing : enclosingClasses) {
  24.     ASTTypeParameters classLevelTypeParameters = enclosing.getFirstChildOfType(ASTTypeParameters.class);
  25.     if (classLevelTypeParameters != null) {
  26.       types.addAll(classLevelTypeParameters.findDescendantsOfType(ASTTypeParameter.class));
  27.     }
  28.   }
  29.   return resolveGenericType(typeImage, types);
  30. }

代码示例来源：origin: pmd/pmd

  1. private int getConstructorLength(Node node, int constructorLength) {
  2.   int iConstructorLength = constructorLength;
  3.   Node block = node.getFirstParentOfType(ASTBlockStatement.class);
  4.     block = node.getFirstParentOfType(ASTFieldDeclaration.class);
  5.     block = node.getFirstParentOfType(ASTFormalParameter.class);
  6.     if (block != null) {
  7.       iConstructorLength = -1;

代码示例来源：origin: pmd/pmd

  1. private boolean isCommentNotWithin(FormalComment n1, Node n2, Node node) {
  2.   if (n1 == null || n2 == null || node == null) {
  3.     return true;
  4.   }
  5.   boolean isNotWithinNode2 = !(n1.getEndLine() < n2.getEndLine()
  6.       || n1.getEndLine() == n2.getEndLine() && n1.getEndColumn() < n2.getEndColumn());
  7.   boolean isNotSameClass = node.getFirstParentOfType(ASTClassOrInterfaceBody.class) != n2
  8.       .getFirstParentOfType(ASTClassOrInterfaceBody.class);
  9.   boolean isNodeWithinNode2 = node.getEndLine() < n2.getEndLine()
  10.       || node.getEndLine() == n2.getEndLine() && node.getEndColumn() < n2.getEndColumn();
  11.   return isNotWithinNode2 || isNotSameClass || isNodeWithinNode2;
  12. }

代码示例来源：origin: pmd/pmd

  1. private boolean methodHasOverride(Node node) {
  2.     ASTClassOrInterfaceBodyDeclaration method = node.getFirstParentOfType(ASTClassOrInterfaceBodyDeclaration.class);
  3.     if (method != null && method.jjtGetNumChildren() > 0 && method.jjtGetChild(0) instanceof ASTAnnotation) {
  4.       ASTMarkerAnnotation marker = method.getFirstDescendantOfType(ASTMarkerAnnotation.class);
  5.       if (marker != null && marker.getFirstChildOfType(ASTName.class) != null) {
  6.         ASTName name = marker.getFirstChildOfType(ASTName.class);
  7.         if (name.getType() == Override.class) {
  8.           return true;
  9.         }
  10.       }
  11.     }
  12.     return false;
  13.   }
  14. }

代码示例来源：origin: pmd/pmd

  1. if (n.getFirstParentOfType(ASTSynchronizedStatement.class) != null) {
  2.   continue;
  3. ASTMethodDeclaration method = n.getFirstParentOfType(ASTMethodDeclaration.class);
  4. if (method != null && !method.isSynchronized()) {
  5.   addViolation(data, n);

代码示例来源：origin: pmd/pmd

  1. protected static boolean isInStringBufferOperation(Node node, int length, String methodName) {
  2.   if (!(node.getNthParent(length) instanceof ASTStatementExpression)) {
  3.     return false;
  4.   }
  5.   ASTStatementExpression s = node.getFirstParentOfType(ASTStatementExpression.class);
  6.   if (s == null) {
  7.     return false;
  8.   }
  9.   ASTName n = s.getFirstDescendantOfType(ASTName.class);
  10.   if (n == null || n.getImage().indexOf(methodName) == -1
  11.       || !(n.getNameDeclaration() instanceof TypedNameDeclaration)) {
  12.     return false;
  13.   }
  14.   // TODO having to hand-code this kind of dredging around is ridiculous
  15.   // we need something to support this in the framework
  16.   // but, "for now" (tm):
  17.   // if more than one arg to append(), skip it
  18.   ASTArgumentList argList = s.getFirstDescendantOfType(ASTArgumentList.class);
  19.   if (argList == null || argList.jjtGetNumChildren() > 1) {
  20.     return false;
  21.   }
  22.   return TypeHelper.isExactlyAny((TypedNameDeclaration) n.getNameDeclaration(), StringBuffer.class,
  23.       StringBuilder.class);
  24. }

代码示例来源：origin: pmd/pmd

  1. private int getConstructorAppendsLength(final Node node) {
  2.   final Node parent = node.getFirstParentOfType(ASTVariableDeclarator.class);
  3.   int size = 0;
  4.   if (parent != null) {
  5.     final Node initializer = parent.getFirstChildOfType(ASTVariableInitializer.class);
  6.     if (initializer != null) {
  7.       final Node primExp = initializer.getFirstDescendantOfType(ASTPrimaryExpression.class);
  8.       if (primExp != null) {
  9.         for (int i = 0; i < primExp.jjtGetNumChildren(); i++) {
  10.           final Node sn = primExp.jjtGetChild(i);
  11.           if (!(sn instanceof ASTPrimarySuffix) || sn.getImage() != null) {
  12.             continue;
  13.           }
  14.           size += processNode(sn);
  15.         }
  16.       }
  17.     }
  18.   }
  19.   return size;
  20. }

代码示例来源：origin: pmd/pmd

  1. Node parentNode = n.getNode().getFirstParentOfType(dataFlowHandler.getLabelStatementNodeClass());
  2. if (parentNode == null) {
  3.   break;

代码示例来源：origin: pmd/pmd

  1. Node loc = jocc.getLocation();
  2. if (loc != null) {
  3.   ASTPrimaryExpression exp = loc.getFirstParentOfType(ASTPrimaryExpression.class);
  4.   while (exp != null) {
  5.     if (exp.jjtGetParent() instanceof ASTStatementExpression) {

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