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Chapter 25 The java.lang Package |
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Chapter 25 The java.lang Package |
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Signals an attempt to access a field or invoke a method of a null object.
public class NullPointerException extends RuntimeException {
// Public Constructors
public NullPointerException();
public NullPointerException(String s);
}
Object->Throwable(Serializable)->Exception->RuntimeException->NullPointerException
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| java.lang.NoSuchMethodException (JDK 1.0) |  |
java.lang.Number (JDK 1.0) |
