Package com.google.common.collect

Class CollectPreconditions

  • final class CollectPreconditions
extends java.lang.Object
    Precondition checks useful in collection implementations.

    • Method Summary

      All Methods Static Methods Concrete Methods 
      Modifier and Type Method Description
      (package private) static void checkEntryNotNull​(java.lang.Object key, java.lang.Object value)  
      (package private) static int checkNonnegative​(int value, java.lang.String name)  
      (package private) static long checkNonnegative​(long value, java.lang.String name)  
      (package private) static void checkPositive​(int value, java.lang.String name)  
      (package private) static void checkRemove​(boolean canRemove)
      Precondition tester for Iterator.remove() that throws an exception with a consistent error message.

      • Methods inherited from class java.lang.Object

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

    • Constructor Detail

      • CollectPreconditions

        CollectPreconditions()

    • Method Detail

      • checkEntryNotNull

        static void checkEntryNotNull​(java.lang.Object key,
                              java.lang.Object value)

      • checkNonnegative

        static int checkNonnegative​(int value,
                            java.lang.String name)

      • checkNonnegative

        static long checkNonnegative​(long value,
                             java.lang.String name)

      • checkPositive

        static void checkPositive​(int value,
                          java.lang.String name)

      • checkRemove

        static void checkRemove​(boolean canRemove)
        Precondition tester for Iterator.remove() that throws an exception with a consistent error message.