org.htmlparser.scanners

接口 Scanner

所有已知实现类:

CompositeTagScanner, CompositeTagScannerTest.AnotherScanner, CompositeTagScannerTest.CustomScanner, JspScanner, ScriptScanner, StyleScanner, TagScanner

public interface Scanner

Generic interface for scanning. Tags needing specialized operations can provide an object that implements this interface via getThisScanner(). By default non-composite tags simply perform the semantic action and return while composite tags will gather their children.

方法概要

限定符和类型	方法和说明
Tag	scan(Tag tag, Lexer lexer, NodeList stack) Scan the tag.

方法详细资料

scan

Tag scan(Tag tag,
         Lexer lexer,
         NodeList stack)
  throws ParserException

Scan the tag. The Lexer is provided in order to do a lookahead operation.

参数:

tag - HTML tag to be scanned for identification.

lexer - Provides html page access.

stack - The parse stack. May contain pending tags that enclose this tag. Nodes on the stack should be considered incomplete.

返回:

The resultant tag (may be unchanged).

抛出:

ParserException - if an unrecoverable problem occurs.