Java Doc for StringValidator.java in  » Ajax » GWT » com » google » gwt » http » client » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » Ajax » GWT » com.google.gwt.http.client   Source Cross Reference   Class Diagram   Java Document (Java Doc)   java.lang.Object    com.google.gwt.http.client.StringValidator StringValidator final class StringValidator (Code) Utility class for validating strings. TODO(mmendez): Is there a better place for this? Method Summary public static  boolean isEmptyOrNullString(String string)      Returns true if the string is empty or null. public static  void throwIfEmptyOrNull(String name, String value)      Throws if value is null or empty. public static  void throwIfNull(String name, String value)      Throws a NullPointerException if the value is null. Method Detail isEmptyOrNullString public static boolean isEmptyOrNullString(String string)(Code) Returns true if the string is empty or null. Parameters:   string - to test if null or empty true if the string is empty or null throwIfEmptyOrNull public static void throwIfEmptyOrNull(String name, String value)(Code) Throws if value is null or empty. This method ignores leading and trailing whitespace. Parameters:   name - the name of the value, used in error messages Parameters:   value - the string value that needs to be validated throws:   IllegalArgumentException - if the string is empty, or all whitespace throws:   NullPointerException - if the string is null throwIfNull public static void throwIfNull(String name, String value)(Code) Throws a NullPointerException if the value is null. Parameters:   name - the name of the value, used in error messages Parameters:   value - the string value that needs to be validated throws:   NullPointerException - if the value is null Methods inherited from java.lang.Object native protected Object clone() throws CloneNotSupportedException(Code)(Java Doc) public boolean equals(Object obj)(Code)(Java Doc) protected void finalize() throws Throwable(Code)(Java Doc) final native public Class getClass()(Code)(Java Doc) native public int hashCode()(Code)(Java Doc) final native public void notify()(Code)(Java Doc) final native public void notifyAll()(Code)(Java Doc) public String toString()(Code)(Java Doc) final native public void wait(long timeout) throws InterruptedException(Code)(Java Doc) final public void wait(long timeout, int nanos) throws InterruptedException(Code)(Java Doc) final public void wait() throws InterruptedException(Code)(Java Doc)