- Reading from database using SQL prepared statement
- getResourceAsStream (ClassLoader)
- getOriginalFilename (MultipartFile)
Return the original filename in the client's filesystem.This may contain path
information depending
- orElseThrow (Optional)
Return the contained value, if present, otherwise throw an exception to be
created by the provided s
- OutputStream (java.io)
A writable sink for bytes.Most clients will use output streams that write data
to the file system (
- DecimalFormat (java.text)
A concrete subclass of NumberFormat that formats decimal numbers. It has a
variety of features desig
- Enumeration (java.util)
A legacy iteration interface.New code should use Iterator instead. Iterator
replaces the enumeration
- LinkedList (java.util)
Doubly-linked list implementation of the List and Dequeinterfaces. Implements
all optional list oper
- Pattern (java.util.regex)
Patterns are compiled regular expressions. In many cases, convenience methods
such as String#matches
- Collectors (java.util.stream)
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