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ObjectMapper provides functionality for reading and writing JSON, either to and
from basic POJOs (Pl
- System (java.lang)
Provides access to system-related information and resources including standard
input and output. Ena
- URLConnection (java.net)
A connection to a URL for reading or writing. For HTTP connections, see
HttpURLConnection for docume
- MessageDigest (java.security)
Uses a one-way hash function to turn an arbitrary number of bytes into a
fixed-length byte sequence.
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Patterns are compiled regular expressions. In many cases, convenience methods
such as String#matches
- Graphics2D (java.awt)
This Graphics2D class extends the Graphics class to provide more sophisticated
control overgraphics
- Best plugins for Eclipse