ByteArrayOutputStream « API « Java I/O Q&A

1. Reading from a ZipInputStream into a ByteArrayOutputStream stackoverflow.com

I am trying to read a single file from a java.util.zip.ZipInputStream, and copy it into a java.io.ByteArrayOutputStream (so that I can then create a java.io.ByteArrayInputStream and hand that to a 3rd ...

2. Most efficient way to create InputStream from OutputStream stackoverflow.com

This page: http://ostermiller.org/convert_java_outputstream_inputstream.html describes how to create an InputStream from OutputStream:

new ByteArrayInputStream(out.toByteArray())

Other alternatives are to use PipedStreams and new threads which is cumbersome. I do not like the idea ...

3. how to use ByteArrayOutputStream and DataOutputStream simultaneously (Java) stackoverflow.com

I'm having quite a problem here, and I think it is because I don't understand very much how I should use the API provided by Java. I need to write an int ...

4. How to create a java.io.File from a ByteArrayOutputStream? stackoverflow.com

I'm reading a bunch of files from an FTP. Then I need to unzip those files and write them to a fileshare. I don't want to write the files first and ...

5. FileOutputStream vs ByteArrayOutputStream stackoverflow.com

I'm reading somebody else's code. Here's the gist of it. A class compresses and decompresses files using GZIPInputStream and GZIPOutputStream. Here's a snippet of what goes on during compression. inputFile and outputFile are ...

6. Concatenate ByteArrayOutputStream stackoverflow.com

public byte[] toByteArray() {
    try {
        ByteArrayOutputStream objectStream = dataObject.toByteArrayOutputStream();
        DataOutputStream dout = new ...

7. Any know of a ByteArrayOutputStream that includes a InputStream getter? stackoverflow.com

Many times after filling up a ByteArrayOutputStream with bytes and then create an InputStream. However it seems a bit dumb that to do all that copying. Ideally once the InputStream getter ...

8. ByteArrayOutputStream from OutputStream stackoverflow.com

How to create OutputStream from ByteArrayOutputStream in Java

9. Justification for the design of the public interface of ByteArrayOutputStream? stackoverflow.com

There are many java standard and 3rd party libraries that in their public API, there are methods for writing to or reading from Stream. One example is javax.imageio.ImageIO.write() that takes OutputStream to ...

10. BufferedOutputStream vs ByteArrayOutputStream stackoverflow.com

Is there any advantage in wrapping a BufferedOutputStream around a ByteArrayOutputStream instead of just using the ByteArrrayOutputStream by itself?

11. ByteArrayOutputStream coderanch.com

I am generating a PDF file and saving it to a Byte array output stream. I have no problems writing to file but I want to pass it back to my web service without saving to file. How do I convert the ByteArrayOutputStream back to PDF? [ September 29, 2006: Message edited by: Patrick Mugabe ]

12. java.io. NotSerializableException: java.io.ByteArrayOutputStream coderanch.com

Hi all, I am doing an RMI call from my Servlet and in the backend i prepare all the data into am ByteArrayOutputStream and add it into a vector and send it back. It gives my an " java. io.NotSerializableException: java.io.ByteArrayOutput Stream" I found out that the ByteArrayOutputStream must be serialized before putting into my vector. I tried browsing on the ...

13. Closing ByteArrayOutputStream coderanch.com

14. Can you open ByteArrayOutputStream without creating file first. java-forums.org

In the example below the file hello_memory.pdf is created and then opened. Is it possible to open the pdf without creating the file first? If so how? Java Code: package org.HelloWorld; import java.io.ByteArrayOutputStream; import java.io.File; import java.io.FileOutputStream; import java.io.IOException; import com.itextpdf.text.Document; import com.itextpdf.text.DocumentException; import com.itextpdf.text.Paragraph; import com.itextpdf.text.pdf.PdfWriter; /** * Creates a PDF file in memory. */ public class HelloWorldMemory { /** ...