java.lang.Object
org.jfree.svg.util.Args
public class Argsextends Object
A utility class that performs checks for method argument validity.

  • Constructor Summary

    Constructors
    Modifier
    Constructor
    Description
    private
    Args()
    Utility class, not intended for instantiation.

  • Method Summary

    All Methods
    Modifier and Type
    Method
    Description
    static void
    arrayMustHaveLength(int length, boolean[] array, String ref)
    Checks an array to ensure it has the correct length and throws an IllegalArgumentException if it does not.
    static void
    arrayMustHaveLength(int length, double[] array, String ref)
    Checks an array to ensure it has the correct length and throws an IllegalArgumentException if it does not.
    static void
    nullNotPermitted(Object obj, String ref)
    Checks that an argument is non-null and throws an IllegalArgumentException otherwise.

    Methods inherited from class Object

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

  • Constructor Details

    • Args

      private Args()
      Utility class, not intended for instantiation.

  • Method Details

    • nullNotPermitted

      public static void nullNotPermitted(Object obj, String ref)
      Checks that an argument is non-null and throws an IllegalArgumentException otherwise.
      Parameters:
      obj - the object to check for null.
      ref - the text name for the parameter (to include in the exception message).

    • arrayMustHaveLength

      public static void arrayMustHaveLength(int length, boolean[] array, String ref)
      Checks an array to ensure it has the correct length and throws an IllegalArgumentException if it does not.
      Parameters:
      length - the required length.
      array - the array checked against the required length
      ref - the text name of the array parameter (to include in the exception message).

    • arrayMustHaveLength

      public static void arrayMustHaveLength(int length, double[] array, String ref)
      Checks an array to ensure it has the correct length and throws an IllegalArgumentException if it does not.
      Parameters:
      length - the required length.
      array - the array to check the length of
      ref - the text name of the array parameter (to include in the exception message).