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1   /**
2    * BSD-style license; for more info see http://pmd.sourceforge.net/license.html
3    */
4   /* Generated By:JJTree: Do not edit this line. ASTVariableDeclaratorId.java */
5   
6   package net.sourceforge.pmd.lang.java.ast;
7   
8   import java.util.List;
9   
10  import net.sourceforge.pmd.lang.ast.Node;
11  import net.sourceforge.pmd.lang.java.symboltable.VariableNameDeclaration;
12  import net.sourceforge.pmd.lang.symboltable.NameDeclaration;
13  import net.sourceforge.pmd.lang.symboltable.NameOccurrence;
14  
15  public class ASTVariableDeclaratorId extends AbstractJavaTypeNode {
16  
17      public ASTVariableDeclaratorId(int id) {
18          super(id);
19      }
20  
21      public ASTVariableDeclaratorId(JavaParser p, int id) {
22          super(p, id);
23      }
24  
25      /**
26       * Accept the visitor. *
27       */
28      @Override
29      public Object jjtAccept(JavaParserVisitor visitor, Object data) {
30          return visitor.visit(this, data);
31      }
32  
33      private int arrayDepth;
34      private VariableNameDeclaration nameDeclaration;
35  
36      public VariableNameDeclaration getNameDeclaration() {
37          return nameDeclaration;
38      }
39  
40      public void setNameDeclaration(VariableNameDeclaration decl) {
41          nameDeclaration = decl;
42      }
43  
44      public List<NameOccurrence> getUsages() {
45          return getScope().getDeclarations().get(nameDeclaration);
46      }
47  
48      public void bumpArrayDepth() {
49          arrayDepth++;
50      }
51  
52      public int getArrayDepth() {
53          return arrayDepth;
54      }
55  
56      public boolean isArray() {
57          return arrayDepth > 0;
58      }
59  
60      public boolean isExceptionBlockParameter() {
61          return jjtGetParent().jjtGetParent() instanceof ASTTryStatement;
62      }
63  
64      public Node getTypeNameNode() {
65          if (jjtGetParent() instanceof ASTFormalParameter) {
66              return findTypeNameNode(jjtGetParent());
67          } else if (jjtGetParent() instanceof ASTLambdaExpression) {
68              // lambda expression with lax types. The type is inferred...
69              return null;
70          } else if (jjtGetParent().jjtGetParent() instanceof ASTLocalVariableDeclaration || jjtGetParent().jjtGetParent() instanceof ASTFieldDeclaration) {
71              return findTypeNameNode(jjtGetParent().jjtGetParent());
72          }
73          return null;
74      }
75  
76      /**
77       * Determines the type node of this variable id.
78       * @return the type node or <code>null</code> if there is no explicit type.
79       */
80      public ASTType getTypeNode() {
81          if (jjtGetParent() instanceof ASTFormalParameter) {
82              return ((ASTFormalParameter) jjtGetParent()).getTypeNode();
83          } else if (jjtGetParent() instanceof ASTLambdaExpression) {
84              // lambda expression with lax types. The type is inferred...
85              return null;
86          } else {
87              Node n = jjtGetParent().jjtGetParent();
88              if (n instanceof ASTLocalVariableDeclaration || n instanceof ASTFieldDeclaration) {
89                  return n.getFirstChildOfType(ASTType.class);
90              }
91          }
92          return null;
93      }
94  
95      private Node findTypeNameNode(Node node) {
96          int i = 0;
97          while (node.jjtGetChild(i) instanceof ASTAnnotation) {
98              // skip annotations
99              i++;
100         }
101         ASTType typeNode = (ASTType) node.jjtGetChild(i);
102         return typeNode.jjtGetChild(0);
103     }
104 }