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package cn.java.exception;
/**
*
* @author jenhy
*
*/
public class ExceptionTest {
/**
*
* @throws HighLevelException
*/
public void highLevelAccess() throws HighLevelException {
try {
middleLevelAccess();
} catch (Exception e) {
throw new HighLevelException(e);
}
}
/**
*
* @throws MiddleLevelException
*/
public void middleLevelAccess() throws MiddleLevelException {
try {
lowLevelAccess();
} catch (Exception e) {
throw new MiddleLevelException(e);
}
}
/**
*
* @throws LowLevelException
*/
public void lowLevelAccess() throws LowLevelException {
throw new LowLevelException();
}
/**
*
* @param args
*/
public static void main(String[] args) {
try {
new ExceptionTest().highLevelAccess();
} catch (HighLevelException e) {
Throwable cause = e;
for (;;) {
if (cause == null)
break;
//´òÓ¡Cause by
System.out.println("Caused by: " + cause.getClass().getName() + ":" + cause.getMessage());
//´òÓ¡¶ÑÕ»
StackTraceElement[] ste = cause.getStackTrace();
for (int i = 0; i < ste.length; i++) {
System.out.println("ClassName" + i + ":" + ste[i].getClassName() + "\nMethodName:" + ste[i].getMethodName() + "\nFileName:" + ste[i].getMethodName() + "\nLineNumber:" + ste[i].getLineNumber());
System.out.println();
}
//µÝ¹é
cause = cause.getCause();
}
}
}
}

package cn.java.exception;
/**
*
* @author jenhy
*
*/
public class HighLevelException extends Exception {
/**
*
* @param cause
*/
public HighLevelException(Throwable cause) {
super(cause);
}
}

package cn.java.exception;
/**
*
* @author jenhy
*
*/
public class MiddleLevelException extends Exception {
/**
*
* @param cause
*/
public MiddleLevelException(Throwable cause) {
super(cause);
}
}

package cn.java.exception;
/**
*
* @author jenhy
*
*/
public class LowLe