/* * Copyright (c) 2003, 2008, Oracle and/or its affiliates. All rights reserved. * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms. * * * * * * * * * * * * * * * * * * * * */ package java.lang; /** * Thrown when an application tries to access a type using a string * representing the type's name, but no definition for the type with * the specified name can be found. This exception differs from * {@link ClassNotFoundException} in that <tt>ClassNotFoundException</tt> is a * checked exception, whereas this exception is unchecked. * * <p>Note that this exception may be used when undefined type variables * are accessed as well as when types (e.g., classes, interfaces or * annotation types) are loaded. * In particular, this exception can be thrown by the {@linkplain * java.lang.reflect.AnnotatedElement API used to read annotations * reflectively}. * * @author Josh Bloch * @see java.lang.reflect.AnnotatedElement * @since 1.5 */ public class TypeNotPresentException extends RuntimeException { private static final long serialVersionUID = -5101214195716534496L; private String typeName; /** * Constructs a <tt>TypeNotPresentException</tt> for the named type * with the specified cause. * * @param typeName the fully qualified name of the unavailable type * @param cause the exception that was thrown when the system attempted to * load the named type, or <tt>null</tt> if unavailable or inapplicable */ public TypeNotPresentException(String typeName, Throwable cause) { super("Type " + typeName + " not present", cause); this.typeName = typeName; } /** * Returns the fully qualified name of the unavailable type. * * @return the fully qualified name of the unavailable type */ public String typeName() { return typeName;} }