Base64 encoding and decoding of data from Java. Encode and decode methods for Strings, byte arrays, and streams.

Internationalization - included languages:

English

Translations gladly accepted. Please translate Base64.properties.
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Base64 is needed in many places other than its original use as an encoding format for transferring attachments in email. It can be used anytime binary or arbitrary data needs to be represented in common printable characters. For example to connect to a web page that requires a username and password (basic authentication) you need to Base64 encode the username and password. (See the example)

Example

URL url = new URL("http://....");
HttpURLConnection connection = (HttpURLConnection)url.openConnection();
connection.setRequestProperty(
    "Authorization", 
    "Basic " + Base64.encode(
        username + ":" + password
    )
);      
InputStream in = connection.getInputStream();

Use base64 to add a basic authentication to an HTTP request.

Be aware that Base64 encoding in not encryption. Base64 scrambles the output and it may appear to be unreadable, but it is easily deciphered by anybody with a little experience or time. Base64 encoded strings will often end in one or two equal signs, and they will have only letters, numbers, pluses, and slashes. Once somebody figures out that it is in Base64, it is just a matter of running the decode method on it. Furthermore, real encryption algorithms will change the entire output if one bit in the input changes. If you change a letter in a your message and then re-encode it with Base64, only a few characters will change. Base64 is not a substitute for encryption. Base64 used this way is obfuscation, and rather poor obfuscation at that. It may be a disservice to your users to use Base64 as obfuscation because it gives them the impression that their data is encrypted when it really isn't.

The Melancholy Of My Mom -washing Machine Was Brok Fix

The melancholy of my mom—when the washing machine was brok—taught me that grief is relative. We mourn the big things: lost loved ones, lost jobs, lost love. But we also mourn the small things. The quiet hum of a working household. The freedom of a Saturday without chores. The dignity of a clean shirt.

In that moment, I saw a glimmer of sadness in her eyes, a sadness that went beyond just the washing machine. It was a sadness that spoke to the countless times she had put our needs before her own, to the endless sacrifices she had made for our family. It was a sadness that said, "I'm tired, I'm overwhelmed, and I just wish I could have a break." The Melancholy of my mom -washing machine was brok

No one throws a parade for the person who does the laundry. No one sends flowers to the mother who scrubs the grass stains out of soccer pants or the one who remembers to wash the pillowcases before they get that weird yellow tinge. This labor is invisible, and when it stops—when the machine breaks and the piles of dirty clothes begin to multiply like rabbits—only then does anyone notice. And even then, they don't notice the person . They notice the problem . The melancholy of my mom—when the washing machine

The laundromat was efficient, but it lacked the dignity of her home routine. There was no pausing to watch the birds out the window while folding. There was no cup of tea in her favorite mug while the spin cycle ran. It was a chore stripped of all comfort, reduced to a sterile transaction of quarters and timers. The Weight of Transition The quiet hum of a working household

), or a viral post where a broken appliance triggers a deeper emotional reflection.

The utility room has always been my mother’s sanctuary of order. While the rest of the house might succumb to the chaos of daily life, that small, tiled square remained a place of transformation. Dirty became clean; stained became pristine; damp became soft.

If you are dealing with a similar domestic disruption, let me know:

Links

Author	License	Features
Stephen Ostermiller com.Ostermiller.util.Base64	Open source, GPL	Encodes and decodes strings, byte arrays, files, and streams from static methods.
Robert W. Harder Base64	Open source, public domain	Encodes and decodes strings, byte arrays, and objects from static methods. It will encode and decode streams if you instantiate a Base64.InputStream or a Base64.OutputStream.
Roedy Green Java Glossary com.mindprod.base64.base64	Open source, freeware (except military)	Encodes from byte arrays to strings, decodes from strings to byte arrays.
Tom Daley JavaWorld Tip	unknown	Annotated code and nifty graphic that shows how Base64 encoding works. Supports byte array to byte array operations.
Sinotar com.sinotar.algorithm.Base64	Open source, free only for personal use.	Encodes from byte arrays to strings, decodes from strings to byte arrays.

License

The OstermillerUtils library is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License or (at your option) any later version.

This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.