Package org.apache.tomcat.util.buf

Class StringUtils

  • public final class StringUtils
extends java.lang.Object
    Utility methods to build a separated list from a given set (not java.util.Set) of inputs and return that list as a string or append it to an existing StringBuilder. If the given set is null or empty, an empty string will be returned.

    • Method Summary

      All Methods Static Methods Concrete Methods 
      Modifier and Type Method Description
      static void join​(java.lang.Iterable<java.lang.String> iterable, char separator, java.lang.StringBuilder sb)  
      static <T> void join​(java.lang.Iterable<T> iterable, char separator, java.util.function.Function<T,​java.lang.String> function, java.lang.StringBuilder sb)  
      static java.lang.String join​(java.lang.String[] array)  
      static void join​(java.lang.String[] array, char separator, java.lang.StringBuilder sb)  
      static java.lang.String join​(java.util.Collection<java.lang.String> collection)  
      static java.lang.String join​(java.util.Collection<java.lang.String> collection, char separator)  
      static <T> void join​(T[] array, char separator, java.util.function.Function<T,​java.lang.String> function, java.lang.StringBuilder sb)  

      • Methods inherited from class java.lang.Object

        clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

    • Method Detail

      • join

        public static java.lang.String join​(java.lang.String[] array)

      • join

        public static void join​(java.lang.String[] array,
                        char separator,
                        java.lang.StringBuilder sb)

      • join

        public static java.lang.String join​(java.util.Collection<java.lang.String> collection)

      • join

        public static java.lang.String join​(java.util.Collection<java.lang.String> collection,
                                    char separator)

      • join

        public static void join​(java.lang.Iterable<java.lang.String> iterable,
                        char separator,
                        java.lang.StringBuilder sb)

      • join

        public static <T> void join​(T[] array,
                            char separator,
                            java.util.function.Function<T,​java.lang.String> function,
                            java.lang.StringBuilder sb)

      • join

        public static <T> void join​(java.lang.Iterable<T> iterable,
                            char separator,
                            java.util.function.Function<T,​java.lang.String> function,
                            java.lang.StringBuilder sb)