I need help with implementing an byteArrayOutputStream that stores the output from the server, which I can then read from and print. Does anyone know how to do this? Any help would be much appreciated. TCPAsk: Edit: my code is now working and it is similar to the answer (TCPClient) given below with some minor…
Tag: outputstream
How to save Tempfile to External storage using ACTION_OPEN_DOCUMENT_TREE?
unable to save the zip file to external storage after picking a folder using ACTION_OPEN_DOCUMENT_TREE. I’m creating a project which creates and manipulate files and document, in that task I want to save that stuff in external storage but I can’t do that with android developer documentation, so pl…
Proper way to close an AutoCloseable
What is the most reliable pattern to follow when closing an OutputStream, ServerSocket, or other object that implements the AutoCloseable interface? Should I use try-catch-finally? Or a shutdown hook. Answer The correct way to use an AutoCloseable instance is with a try-with-resources block, so the resource i…
writing to OutputStream having capacity restriction
Following the question I asked before: I am implementing an ByteArrayOutputStream having capacity restriction. My main limitation is an amount of available memory. So having such stream os: When I write more than say 1MB to the output stream I need to “stop”. I prefer not throw exception but write…
Java copy part of InputStream to OutputStream
I have a file with 3236000 bytes and I want to read 2936000 from start and write to an OutputStream I can read and write byte by byte, but it’s to slow (i think) from buffered reading How can do I copy it? Answer should work for you.
Write a binary downloaded file to disk in Java
I have a software that allow to write add-on in javascript files (.js) that allow to use Java function (I don’t know if this is common, I never saw java call in javascript file before) I need to download a binary file from a webserver and write it to the hard drive. I tried the following code: The resul…
Is there a Null OutputStream in Java?
I need to specify an OutputStream for an API I’m using, but I don’t actually have a need for the output. Does Java have an OutputStream equivalent to > /dev/null? Answer Since Java 11, there is a static utility that does exactly what you need, a static factory method OutputStream.nullOutputStre…