UDFXPathUtil (Hive 3.1.1 API)

```
public class UDFXPathUtil
extends Object
```
Utility class for all XPath UDFs. Each UDF instance should keep an instance of this class.

Nested Classes
Modifier and Type	Class and Description
`static class`	`UDFXPathUtil.ReusableStringReader` Reusable, non-threadsafe version of `StringReader`.

Fields
Modifier and Type	Field and Description
`static String`	`EXTERNAL_GENERAL_ENTITIES_FEATURE`
`static String`	`EXTERNAL_PARAMETER_ENTITIES_FEATURE`
`static String`	`SAX_FEATURE_PREFIX`

Constructors
Constructor and Description
`UDFXPathUtil()`

All Methods Instance Methods Concrete Methods
Modifier and Type	Method and Description
`Object`	`eval(String xml, String path, QName qname)`
`Boolean`	`evalBoolean(String xml, String path)`
`Node`	`evalNode(String xml, String path)`
`NodeList`	`evalNodeList(String xml, String path)`
`Double`	`evalNumber(String xml, String path)`
`String`	`evalString(String xml, String path)`

public Object eval(String xml,
                   String path,
                   QName qname)

public Boolean evalBoolean(String xml,
                           String path)

public String evalString(String xml,
                         String path)

public Double evalNumber(String xml,
                         String path)

public Node evalNode(String xml,
                     String path)

public NodeList evalNodeList(String xml,
                             String path)

Class UDFXPathUtil