[android-developers] html parsing issuess

hi everyone,

i am parsing html page into webview page in android. for this case ,i was using html parser. so please download the html parser 1.6 jar while executing the code

The error i was facing is :

responseBody cannot be resolved to a variable

 

can anyone solve this error..

this is my code

layout page

---------------------------------

<?xml version="1.0" encoding="utf-8"?>

<WebView  xmlns:android="http://schemas.android.com/apk/res/android"

    android:id="@+id/webView1"

    android:layout_width="fill_parent"

    android:layout_height="fill_parent"

/>

activity page

---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------

package com.android.pnr;

import java.util.ArrayList;

import java.util.List;

import org.apache.http.protocol.HTTP;

import org.htmlparser.Parser;

import org.htmlparser.filters.TagNameFilter;

import org.htmlparser.util.NodeList;

import android.R.string;

import android.app.Activity;

import android.app.Dialog;

import android.os.Bundle;

import android.webkit.WebView;

import android.webkit.WebViewClient;

public class MainActivity extends Activity {

WebView webview;

List allTables;

Dialog dialog;

    @Override

    protected void onCreate(Bundle savedInstanceState) {

        super.onCreate(savedInstanceState);

        setContentView(R.layout.activity_main);

        webview = (WebView) findViewById(R.id.webView1);      

        webview.setWebViewClient(new WebViewClient());          

        webview .getSettings().setJavaScriptEnabled(true);

        webview .getSettings().setDomStorageEnabled(true);      

        webview.loadUrl("http://www.indianrail.gov.in/pnr_Enq.html");

        

        Parser parser=Parser.createParser(responseBody, HTTP.UTF_8);

        NodeList nl = parser.parse(null);

        NodeList tables = nl.extractAllNodesThatMatch(new

        TagNameFilter("table"),true);

        CharSequence error1="FLUSHED PNR / PNR NOT YET GENERATED";

        CharSequence error2="Following ERROR was encountered in your Query Processing";

        CharSequence error3="Please Try Again";

        CharSequence error4="Facility Not Avbl due to Network Connectivity Failure.";

        for(int i=0;i<tables.size();i++) {

    

if(tables.elementAt(i).toPlainTextString().contains(error1)||tables.elementAt(i).toPlainTextString().contains(error2)||tables.elementAt(i).toPlainTextString().contains(error3)||tables.elementAt(i).toPlainTextString().contains(error4)){

        dialog.dismiss();

        return ;

        }

        {

        List table=new ArrayList();

        List rows;

        List columns;

        NodeList nodes = tables.elementAt(i).getChildren();

        NodeList trs  = nodes.extractAllNodesThatMatch(new

        TagNameFilter("tr"),true);

        rows=new ArrayList();

        for(int j=0;j<trs.size();j++){

        NodeList trnodes = trs.elementAt(j).getChildren();

        NodeList tds  = trnodes.extractAllNodesThatMatch(new

        TagNameFilter("td"),true);

        columns=new ArrayList<Object>();

        for(int z=0;z<tds.size();z++){

        if(tds.elementAt(z).toPlainTextString().contains(error1)||tds.elementAt(z).toPlainTextString().contains(error2)||tds.elementAt(z).toPlainTextString().contains(error3)||tds.elementAt(z).toPlainTextString().contains(error4)){

        dialog.dismiss();

       

        return ;

        }

        else

        columns.add(tds.elementAt(z).toPlainTextString().replaceAll("  "," " ));

        }

        rows.add(columns);

        }

        table.add(rows);

       

allTables.add(table);

        }

        

    }

    }}

thanks in advance

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