src/share/classes/java/lang/Exception.java
Print this page
@@ -24,23 +24,31 @@
*/
package java.lang;
/**
- * The class <code>Exception</code> and its subclasses are a form of
- * <code>Throwable</code> that indicates conditions that a reasonable
+ * The class {@code Exception} and its subclasses are a form of
+ * {@code Throwable} that indicates conditions that a reasonable
* application might want to catch.
*
+ * <p>The class {@code Exception} and any subclasses that are not also
+ * subclasses of {@link RuntimeException} are <em>checked
+ * exceptions</em>. Checked exceptions need to be declared in a
+ * method or constructor's {@code throws} clause if they can be thrown
+ * by the execution of the method or constructor and propagate outside
+ * the method or constructor boundary.
+ *
* @author Frank Yellin
* @see java.lang.Error
+ * @jls3 11.2 Compile-Time Checking of Exceptions
* @since JDK1.0
*/
public class Exception extends Throwable {
static final long serialVersionUID = -3387516993124229948L;
/**
- * Constructs a new exception with <code>null</code> as its detail message.
+ * Constructs a new exception with {@code null} as its detail message.
* The cause is not initialized, and may subsequently be initialized by a
* call to {@link #initCause}.
*/
public Exception() {
super();
@@ -59,11 +67,11 @@
}
/**
* Constructs a new exception with the specified detail message and
* cause. <p>Note that the detail message associated with
- * <code>cause</code> is <i>not</i> automatically incorporated in
+ * {@code cause} is <i>not</i> automatically incorporated in
* this exception's detail message.
*
* @param message the detail message (which is saved for later retrieval
* by the {@link #getMessage()} method).
* @param cause the cause (which is saved for later retrieval by the