net.gdface.thrift.exception.client

Class BaseServiceRuntimeException

java.lang.Object

java.lang.Throwable

java.lang.Exception

java.lang.RuntimeException

net.gdface.thrift.exception.client.BaseServiceRuntimeException

All Implemented Interfaces:

java.io.Serializable

public abstract class BaseServiceRuntimeException
extends java.lang.RuntimeException

Runtime exception wrap class
all RuntimeException threw from service was wrapped to the exception
catch the exception to retrieve detail error message from service
retrieve service stack trace message by call getServiceStackTraceMessage()
get exception type by call getType()

Author:

guyadong

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
protected java.lang.String	causeClass
protected java.lang.String	causeFields
protected java.lang.String	message
protected java.lang.String	serviceStackTraceMessage
protected int	type

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	BaseServiceRuntimeException(java.lang.Exception cause)

Method Summary

Modifier and Type	Method and Description
java.lang.String	getCauseClass() return cause exception class name
java.lang.String	getCauseFields() return declared field values JSON string of cause user JSON parser deserialize to exception instance Example:
java.lang.String	getMessage() return error message from service
java.lang.String	getServiceStackTraceMessage() return stack trace message from service
int	getType() return exception type
void	printServiceStackTrace() print stack trace message from service to System.err
void	printServiceStackTrace(java.io.PrintStream s)
void	printServiceStackTrace(java.io.PrintWriter s)
java.lang.String	toString()

Methods inherited from class java.lang.Throwable

addSuppressed, fillInStackTrace, getCause, getLocalizedMessage, getStackTrace, getSuppressed, initCause, printStackTrace, printStackTrace, printStackTrace, setStackTrace

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

type

protected int type

message

protected java.lang.String message

causeClass

protected java.lang.String causeClass

causeFields

protected java.lang.String causeFields

serviceStackTraceMessage

protected java.lang.String serviceStackTraceMessage

Constructor Detail

BaseServiceRuntimeException

protected BaseServiceRuntimeException(java.lang.Exception cause)

Parameters:

cause -

Method Detail

printServiceStackTrace

public void printServiceStackTrace()

print stack trace message from service to System.err

See Also:

Throwable.printStackTrace()

printServiceStackTrace

public void printServiceStackTrace(java.io.PrintStream s)

Parameters:

s -

Throws:

java.lang.NullPointerException - s is null

See Also:

printServiceStackTrace(), Throwable.printStackTrace(PrintStream)

printServiceStackTrace

public void printServiceStackTrace(java.io.PrintWriter s)

Parameters:

s -

Throws:

java.lang.NullPointerException - s is null

See Also:

printServiceStackTrace(), Throwable.printStackTrace(PrintWriter)

getMessage

public java.lang.String getMessage()

return error message from service

Overrides:

getMessage in class java.lang.Throwable

getCauseClass

public java.lang.String getCauseClass()

return cause exception class name

getServiceStackTraceMessage

public java.lang.String getServiceStackTraceMessage()

return stack trace message from service

getType

public int getType()

return exception type

getCauseFields

public java.lang.String getCauseFields()

return declared field values JSON string of cause
user JSON parser deserialize to exception instance
Example:

   public Exception causeOf(ServiceRuntimeException exp) throws ClassNotFoundException{
       // user fastjson cat JSON string to target exception
       if(exp.getCauseFields().isEmpty()){
           return null;
       }
       JSONObject jsonObject = JSON.parseObject(exp.getCauseFields());
       // use simple name from getCauseClass()
       Class<?> targetClass = Class.forName(exp.getCauseClass().substring(exp.getCauseClass().lastIndexOf(".") + 1));
       return (Exception)TypeUtils.castToJavaBean(jsonObject, targetClass);
   }
 

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Throwable