Convert Html to Text with regex - Java java.lang

Java examples for java.lang:String HTML

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Description

Convert Html to Text with regex

Demo Code


//package com.java2s;
import java.util.regex.Pattern;

public class Main {

    public static String Html2Text(String inputString) {
        String htmlStr = inputString; // ???html??????
        String textStr = "";
        java.util.regex.Pattern p_script;
        java.util.regex.Matcher m_script;
        java.util.regex.Pattern p_style;
        java.util.regex.Matcher m_style;
        java.util.regex.Pattern p_html;
        java.util.regex.Matcher m_html;

        java.util.regex.Pattern p_html1;
        java.util.regex.Matcher m_html1;

        try {/*from   w  ww .  j  a  va  2s .c o m*/
            String regEx_script = "<[\\s]*?script[^>]*?>[\\s\\S]*?<[\\s]*?\\/[\\s]*?script[\\s]*?>"; // ??script???????{?<script[^>]*?>[\\s\\S]*?<\\/script>
            // }
            String regEx_style = "<[\\s]*?style[^>]*?>[\\s\\S]*?<[\\s]*?\\/[\\s]*?style[\\s]*?>"; // ??style???????{?<style[^>]*?>[\\s\\S]*?<\\/style>
            // }
            String regEx_html = "<[^>]+>"; // ??HTML?????????
            String regEx_html1 = "<[^>]+";
            p_script = Pattern.compile(regEx_script,
                    Pattern.CASE_INSENSITIVE);
            m_script = p_script.matcher(htmlStr);
            htmlStr = m_script.replaceAll(""); // ??script??

            p_style = Pattern
                    .compile(regEx_style, Pattern.CASE_INSENSITIVE);
            m_style = p_style.matcher(htmlStr);
            htmlStr = m_style.replaceAll(""); // ??style??

            p_html = Pattern.compile(regEx_html, Pattern.CASE_INSENSITIVE);
            m_html = p_html.matcher(htmlStr);
            htmlStr = m_html.replaceAll(""); // ??html??

            p_html1 = Pattern
                    .compile(regEx_html1, Pattern.CASE_INSENSITIVE);
            m_html1 = p_html1.matcher(htmlStr);
            htmlStr = m_html1.replaceAll(""); // ??html??

            textStr = htmlStr;

        } catch (Exception e) {
            System.err.println("Html2Text: " + e.getMessage());
        }

        return textStr;
    }
}

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