Java InputStream Create getInputStream(FileInputStream fileInput)

Description

get Input Stream

License

Open Source License

Declaration

public static InputStream getInputStream(FileInputStream fileInput) 

Method Source Code

//package com.java2s;
//License from project: Open Source License 

import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;

import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.InputStream;

public class Main {
    public static InputStream getInputStream(FileInputStream fileInput) {
        ByteArrayOutputStream baos = new ByteArrayOutputStream();
        byte[] buffer = new byte[1024 * 4];
        int n = -1;
        InputStream inputStream = null;
        try {//from ww w  .j a v a2s . co  m
            while ((n = fileInput.read(buffer)) != -1) {
                baos.write(buffer, 0, n);
            }
            byte[] byteArray = baos.toByteArray();
            inputStream = new ByteArrayInputStream(byteArray);
            return inputStream;
        } catch (FileNotFoundException e) {
            e.printStackTrace();
            return null;
        } catch (IOException e) {
            e.printStackTrace();
            return null;
        } finally {
            if (inputStream != null) {
                try {
                    inputStream.close();
                } catch (IOException e) {
                    e.printStackTrace();
                }
            }
        }
    }
}

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