[Q#3870847][A#3871163] How to convert the DataInputStream to the String in Java?

https://stackoverflow.com/q/3870847

I want to ask a question about Java. I have use the URLConnection in Java to retrieve the DataInputStream. and I want to convert the DataInputStream into a String variable in Java. What should I do? Can anyone help me. thank you. The following is my code:

Answer

https://stackoverflow.com/a/3871163

This is what you want.

APIzation

import java.net.*;
import java.io.*;

class ConnectionTest {
    public static void main(String[] args) {
        try {
            URL google = new URL("http://www.google.com/");
            URLConnection googleConnection = google.openConnection();
            DataInputStream dis = new DataInputStream(googleConnection.getInputStream());
            StringBuffer inputLine = new StringBuffer();
            String tmp; 
            while ((tmp = dis.readLine()) != null) {
                inputLine.append(tmp);
                System.out.println(tmp);
            }
            //use inputLine.toString(); here it would have whole source
            dis.close();
        } catch (MalformedURLException me) {
            System.out.println("MalformedURLException: " + me);
        } catch (IOException ioe) {
            System.out.println("IOException: " + ioe);
        }
    }
}

package com.stackoverflow.api;

import java.io.*;
import java.net.*;

public class Human3871163 {

  public static String dataInputStream2String(DataInputStream dis) {
    String tmp = null;
    try {
      StringBuffer inputLine = new StringBuffer();
      while ((tmp = dis.readLine()) != null) {
        inputLine.append(tmp);
      }
      //use inputLine.toString(); here it would have whole source
      dis.close();
    } catch (MalformedURLException me) {
      System.out.println("MalformedURLException: " + me);
    } catch (IOException ioe) {
      System.out.println("IOException: " + ioe);
    }
    return tmp;
  }
}

package com.stackoverflow.api;

import java.io.*;
import java.net.*;

/**
 * How to convert the DataInputStream to the String in Java?
 *
 * @author APIzator
 * @see <a href="https://stackoverflow.com/a/3871163">https://stackoverflow.com/a/3871163</a>
 */
public class APIzator3871163 {

  public static void convertDatainputstream() {
    try {
      URL google = new URL("http://www.google.com/");
      URLConnection googleConnection = google.openConnection();
      DataInputStream dis = new DataInputStream(
        googleConnection.getInputStream()
      );
      StringBuffer inputLine = new StringBuffer();
      String tmp;
      while ((tmp = dis.readLine()) != null) {
        inputLine.append(tmp);
        System.out.println(tmp);
      }
      // use inputLine.toString(); here it would have whole source
      dis.close();
    } catch (MalformedURLException me) {
      System.out.println("MalformedURLException: " + me);
    } catch (IOException ioe) {
      System.out.println("IOException: " + ioe);
    }
  }
}