Class Strings

Method Details

• replace

  public static String replace(String str, String from, String to)

  Replace all instances of from in str with to.

  Parameters:

  str - the candidate string to replace

  from - the token to replace

  to - the new token

  Returns:

  the string with all the replacements made

• split

  public static String[] split(String str, String token, int max)

  Splits the given string on the given token. Follows the semantics of the Java 1.4 String.split(String,int) method, but does not treat the given token as a regular expression.

• join

  public static String join(Object[] strings, String token)

  Joins the given strings, placing the given token between them.

• toClass

  public static Class toClass(String str, ClassLoader loader)

  Return the class for the given string, correctly handling primitive types. If the given class loader is null, the context loader of the current thread will be used.

  Throws:

  RuntimeException - on load error

• toClass

  public static Class toClass(String str, boolean resolve, ClassLoader loader)

  Return the class for the given string, correctly handling primitive types. If the given class loader is null, the context loader of the current thread will be used.

  Throws:

  RuntimeException - on load error

• getClassName

  public static String getClassName(Class cls)

  Return only the class name, without package.

• getClassName

  public static String getClassName(String fullName)

  Return only the class name.

• getPackageName

  public static String getPackageName(Class cls)

  Return only the package, or empty string if none.

• getPackageName

  public static String getPackageName(String fullName)

  Return only the package, or empty string if none.

• parse

  public static Object parse(String val, Class type)

  Return val as the type specified by type. If type is a primitive, the primitive wrapper type is created and returned, and nulls are converted to the Java default for the primitive type.

  Parameters:

  val - The string value to parse

  type - The type to parse. This must be a primitive or a primitive wrapper, or one of BigDecimal, BigInteger, String, Date.

  Throws:

  IllegalArgumentException - if type is not a supported type, or if val cannot be converted into an instance of type type.

• canParse

  public static boolean canParse(Class type)

  Whether the given type is parsable via parse(java.lang.String, java.lang.Class).