BlogJava-Jerry Chen-文章分类-WEB DESIGN

import java.io.*;
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import java.net.*;
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import java.util.*;
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public class TestGenerateHtml {
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public static void main(String[] args) {
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String jspPage = "http://www.xxxxxx.com/test.jsp?a=123&b=456";//jsp文件地址
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String htmlPage = "C:\\html\\test~a=123-b=456.html";//html文件名
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BufferedReader in = getIn(jspPage);
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BufferedWriter out = getOut(htmlPage, true);
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generateHtml(in, out);//生成静态页面
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close(in, out);
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}
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public final static void generateHtml(BufferedReader in, BufferedWriter out) {
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if (out == null)
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return;//不生成静态页面
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try {
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int c;
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while ((c = in.read()) != -1) {
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out.write((char)c);
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}
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} catch (IOException e) {
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e.printStackTrace();
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}
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}
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public final static BufferedReader getIn(String jspPage) {
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BufferedReader in = null;
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try {
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URL url = new URL(jspPage);
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URLConnection urlConn = url.openConnection();//建立http连接
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in = new BufferedReader(new InputStreamReader(urlConn.getInputStream(),"gb2312"));//设置Encoding，必须设置，否则显示中文会有问题
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} catch (IOException e) {
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e.printStackTrace();
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}
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return in;
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}
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public final static BufferedWriter getOut(String htmlPage, boolean flag) {
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BufferedWriter out = null;
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try {
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File htmlFile = new File(htmlPage);
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if (flag) {
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htmlFile.createNewFile();
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} else {//如果flag为false则不覆盖文件
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if (htmlFile.exists()) {//如果文件已经存在则返回null
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return null;
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} else {//建立新文件
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htmlFile.createNewFile();
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}
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}
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out = new BufferedWriter(new OutputStreamWriter(new FileOutputStream(htmlFile),"gb2312"));//设置Encoding
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} catch (IOException e) {
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e.printStackTrace();
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}
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return out;
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}//flag为真则覆盖原文件
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public final static void close(BufferedReader in, BufferedWriter out) {
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try {
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in.close();
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if (out != null)
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out.close();
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} catch (IOException e) {
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e.printStackTrace();
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}
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}
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}
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