PathVisitor (IoTDB: Core: TsFile 1.3.0 API)

java.lang.Object
- org.antlr.v4.runtime.tree.AbstractParseTreeVisitor<T>
- - org.apache.iotdb.db.qp.sql.PathParserBaseVisitor<String[]>
  - - org.apache.iotdb.tsfile.read.common.parser.PathVisitor

All Implemented Interfaces:

org.antlr.v4.runtime.tree.ParseTreeVisitor<String[]>, PathParserVisitor<String[]>
```
public class PathVisitor
extends PathParserBaseVisitor<String[]>
```

Constructor Summary

Constructors
Constructor Description

PathVisitor()

Method Summary

All Methods Static Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`static boolean`	`isRealNumber(String str)`	Return true if the str is a real number.
`String[]`	`visitPath(PathParser.PathContext ctx)`
`String[]`	`visitPrefixPath(PathParser.PrefixPathContext ctx)`
`String[]`	`visitSuffixPath(PathParser.SuffixPathContext ctx)`

Methods inherited from class org.apache.iotdb.db.qp.sql.PathParserBaseVisitor
visitIdentifier, visitKeyWords, visitNodeName, visitNodeNameSlice, visitNodeNameWithoutWildcard, visitWildcard

Methods inherited from class org.antlr.v4.runtime.tree.AbstractParseTreeVisitor
aggregateResult, defaultResult, shouldVisitNextChild, visit, visitChildren, visitErrorNode, visitTerminal

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.antlr.v4.runtime.tree.ParseTreeVisitor
visit, visitChildren, visitErrorNode, visitTerminal

- Constructor Detail
  - PathVisitor
```
public PathVisitor()
```
- Method Detail
  - visitPath
```
public String[] visitPath(PathParser.PathContext ctx)
```
    Specified by:
    
    visitPath in interface PathParserVisitor<String[]>
    
    Overrides:
    
    visitPath in class PathParserBaseVisitor<String[]>
  - visitPrefixPath
```
public String[] visitPrefixPath(PathParser.PrefixPathContext ctx)
```
    Specified by:
    
    visitPrefixPath in interface PathParserVisitor<String[]>
    
    Overrides:
    
    visitPrefixPath in class PathParserBaseVisitor<String[]>
  - visitSuffixPath
```
public String[] visitSuffixPath(PathParser.SuffixPathContext ctx)
```
    Specified by:
    
    visitSuffixPath in interface PathParserVisitor<String[]>
    
    Overrides:
    
    visitSuffixPath in class PathParserBaseVisitor<String[]>
  - isRealNumber
```
public static boolean isRealNumber(String str)
```
    Return true if the str is a real number. Examples: 1.0; +1.0; -1.0; 0011; 011e3; +23e-3