Uses of Class java.util.StringJoiner (Java Platform SE 8 )
Date: 2026-04-22

## Uses of Class
java.util.StringJoiner

- Packages that use StringJoiner
  Package | Description
  --- | ---
  java.util | Contains the collections framework, legacy collection classes, event model, date and time facilities, internationalization, and miscellaneous utility classes (a string tokenizer, a random-number generator, and a bit array).

- - ### Uses of StringJoiner in java.util

    Methods in java.util that return StringJoiner
    Modifier and Type | Method and Description
    --- | ---
    `StringJoiner` | StringJoiner.`add(CharSequence newElement)` Adds a copy of the given `CharSequence` value as the next element of the `StringJoiner` value.
    `StringJoiner` | StringJoiner.`merge(StringJoiner other)` Adds the contents of the given `StringJoiner` without prefix and suffix as the next element if it is non-empty.
    `StringJoiner` | StringJoiner.`setEmptyValue(CharSequence emptyValue)` Sets the sequence of characters to be used when determining the string representation of this `StringJoiner` and no elements have been added yet, that is, when it is empty.

    Methods in java.util with parameters of type StringJoiner
    Modifier and Type | Method and Description
    --- | ---
    `StringJoiner` | StringJoiner.`merge(StringJoiner other)` Adds the contents of the given `StringJoiner` without prefix and suffix as the next element if it is non-empty.

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