27
28 /**
29 * Thrown when an application tries to access a type using a string
30 * representing the type's name, but no definition for the type with
31 * the specified name can be found. This exception differs from
32 * {@link ClassNotFoundException} in that {@code ClassNotFoundException} is a
33 * checked exception, whereas this exception is unchecked.
34 *
35 * <p>Note that this exception may be used when undefined type variables
36 * are accessed as well as when types (e.g., classes, interfaces or
37 * annotation types) are loaded.
38 * In particular, this exception can be thrown by the {@linkplain
39 * java.lang.reflect.AnnotatedElement API used to read annotations
40 * reflectively}.
41 *
42 * @author Josh Bloch
43 * @see java.lang.reflect.AnnotatedElement
44 * @since 1.5
45 */
46 public class TypeNotPresentException extends RuntimeException {
47 private static final long serialVersionUID = -5101214195716534496L;
48
49 private String typeName;
50
51 /**
52 * Constructs a {@code TypeNotPresentException} for the named type
53 * with the specified cause.
54 *
55 * @param typeName the fully qualified name of the unavailable type
56 * @param cause the exception that was thrown when the system attempted to
57 * load the named type, or {@code null} if unavailable or inapplicable
58 */
59 public TypeNotPresentException(String typeName, Throwable cause) {
60 super("Type " + typeName + " not present", cause);
61 this.typeName = typeName;
62 }
63
64 /**
65 * Returns the fully qualified name of the unavailable type.
66 *
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27
28 /**
29 * Thrown when an application tries to access a type using a string
30 * representing the type's name, but no definition for the type with
31 * the specified name can be found. This exception differs from
32 * {@link ClassNotFoundException} in that {@code ClassNotFoundException} is a
33 * checked exception, whereas this exception is unchecked.
34 *
35 * <p>Note that this exception may be used when undefined type variables
36 * are accessed as well as when types (e.g., classes, interfaces or
37 * annotation types) are loaded.
38 * In particular, this exception can be thrown by the {@linkplain
39 * java.lang.reflect.AnnotatedElement API used to read annotations
40 * reflectively}.
41 *
42 * @author Josh Bloch
43 * @see java.lang.reflect.AnnotatedElement
44 * @since 1.5
45 */
46 public class TypeNotPresentException extends RuntimeException {
47 @java.io.Serial
48 private static final long serialVersionUID = -5101214195716534496L;
49
50 private String typeName;
51
52 /**
53 * Constructs a {@code TypeNotPresentException} for the named type
54 * with the specified cause.
55 *
56 * @param typeName the fully qualified name of the unavailable type
57 * @param cause the exception that was thrown when the system attempted to
58 * load the named type, or {@code null} if unavailable or inapplicable
59 */
60 public TypeNotPresentException(String typeName, Throwable cause) {
61 super("Type " + typeName + " not present", cause);
62 this.typeName = typeName;
63 }
64
65 /**
66 * Returns the fully qualified name of the unavailable type.
67 *
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