怎么获取dtree 子节点ID并传值到一个servlet

qq_37979353 2017-12-11 12:48:09

<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"
import="BuildTree.*,java.util.Iterator"
%>

<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Insert title here</title>
<link rel="StyleSheet" type="text/css" href="css/dtree.css" />
<script type="text/javascript" src="js/dtree.js"></script>
</head>
<body>
<%

Btree bt=new Btree();
Iterator<TreeBean> treeIt=bt.getNodeInfo().iterator();

StringBuffer sb=new StringBuffer();
sb.append("dtree=new dTree(\"dtree\");");
while(treeIt.hasNext()){
TreeBean tr=treeIt.next();
sb.append("dtree.add("+tr.getID()+","+tr.getPid()+",\""+tr.getCname()+"\");");
}
sb.append("document.write(dtree);");
%>
</body>
<script type="text/javascript">
eval('<%=sb.toString()%>');
</script>

</html>

应该怎么编写代码？

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