/**
* 对新闻URL进行解析并采集数据
*
* @param url 新闻连接。
*/
public void parser(String url) {
String title = ""; // 新闻标题
String source = ""; // 新闻来源
String sourceTime = ""; // 新闻来源时间
// String author = ""; //新闻作者
String Content = ""; // 新闻内容
// String collectTime = ""; //新闻采集时间-系统时间
try {
parser = new Parser(url);
parser.setEncoding("GB2312");
// 标题
NodeFilter titleFilter = new TagNameFilter("h1");
NodeList titleNodeList = parser.parse(titleFilter);
title = parserUtil.getNodeListText(titleNodeList);
parser.reset(); // 每次获取都必须reset，不然后面获取不到数据
System.out.println(title);
// 来源
NodeFilter sourceFilter =
new AndFilter(new TagNameFilter("span"), new HasAttributeFilter("id", "media_name"));
NodeList sourceNodeList = parser.parse(sourceFilter);
source = parserUtil.getNodeListText(sourceNodeList);
parser.reset();
System.out.println(source);
// 来源时间
NodeFilter sourceTimeFilter =
new AndFilter(new TagNameFilter("span"), new HasAttributeFilter("id", "pub_date"));
NodeList sourceTimeNodeList = parser.parse(sourceTimeFilter);
String str = parserUtil.getNodeListText(sourceTimeNodeList);
sourceTime = str.replace("年", "-").replace("月", "-").replace("日", " ").replace(" ", "");
parser.reset();
System.out.println(sourceTime);
// 正文
NodeFilter ContentTimeFilter =
new AndFilter(new TagNameFilter("div"), new HasAttributeFilter("id", "artibody"));
NodeList ContentTimeNodeList = parser.parse(ContentTimeFilter);
NodeList childList = ContentTimeNodeList.elementAt(0).getChildren();
childList.keepAllNodesThatMatch(new NotFilter(new TagNameFilter("div"))); // 去掉非正文部分
// childList.keepAllNodesThatMatch(new RegexFilter(" 相关专题"));
Content = parserUtil.getNodeListHTML(ContentTimeNodeList);
// Content = ParserUtil.getPlainText(Content);
System.out.println(Content);
parser.reset();
} catch (ParserException e) {
e.printStackTrace();
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
/**
* 获取新闻的内容
*
* @param newsContentFilter
* @param parser
* @return content 新闻内容
*/
public String getNewsContent(NodeFilter newsContentFilter, Parser parser) {
String content = null;
StringBuilder builder = new StringBuilder();
try {
NodeList newsContentList = parser.parse(newsContentFilter);
for (int i = 0; i < newsContentList.size(); i++) {
Div newsContenTag = (Div) newsContentList.elementAt(i);
builder = builder.append(newsContenTag.getStringText());
}
content = builder.toString(); // 转换为String 类型。
if (content != null) {
parser.reset();
parser = Parser.createParser(content, "utf8");
StringBean sb = new StringBean();
sb.setCollapse(true);
parser.visitAllNodesWith(sb);
content = sb.getStrings();
// String s = "\";} else{ document.getElementById('TurnAD444').innerHTML = \"\";} }
// showTurnAD444(intTurnAD444); }catch(e){}";
content = content.replaceAll("\\\".*[a-z].*\\}", "");
content = content.replace("[我来说两句]", "");
} else {
System.out.println("没有得到新闻内容！");
}
} catch (ParserException ex) {
Logger.getLogger(AreaTest.class.getName()).log(Level.SEVERE, null, ex);
}
return content;
}
public Set<Hit> parseHits(Parser htmlParser, String referringUrl) {
if (plugins.size() == 0) return null;
HashSet<Hit> resultSet = null;
for (ParserPlugin plugin : plugins) {
htmlParser.reset();
Set<Hit> parsed = plugin.parseHits(htmlParser, referringUrl);
if (parsed != null) {
if (resultSet == null) resultSet = new HashSet<Hit>();
resultSet.addAll(parsed);
}
}
return resultSet;
}
/**
* Assign the underlying node filter for this wrapper.
*
* @param filter The filter to wrap.
* @param context The parser to use for conditioning this filter. Some filters need contextual
* information to provide to the user, i.e. for tag names or attribute names or values, so the
* Parser context is provided.
*/
public void setNodeFilter(NodeFilter filter, Parser context) {
Set set;
mFilter = (TagNameFilter) filter;
set = new HashSet();
context.reset();
try {
for (NodeIterator iterator = context.elements(); iterator.hasMoreNodes(); )
addName(set, iterator.nextNode());
} catch (ParserException pe) {
// oh well, we tried
}
for (Iterator iterator = set.iterator(); iterator.hasNext(); ) mName.addItem(iterator.next());
mName.setSelectedItem(mFilter.getName());
}
