water

Class H2OError

java.lang.Object

water.Iced

water.H2OError

All Implemented Interfaces:

java.io.Externalizable, java.io.Serializable, java.lang.Cloneable, Freezable

Direct Known Subclasses:

H2OModelBuilderError

public class H2OError
extends Iced

Class which represents a back-end error which will be returned to the client. Such errors may be caused by the user (specifying an object which has been removed) or due to a failure which is out of the user's control.

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
java.lang.String	_dev_msg Potentially more detailed message intended for a developer (e.g.
java.lang.String	_error_url
java.lang.String	_exception_msg Raw exception message, if any.
java.lang.String	_exception_type Exception type, if any.
int	_http_status HTTP status code for this error.
java.lang.String	_msg Message intended for the end user (a data scientist).
java.lang.String[]	_stacktrace Stacktrace, if any.
long	_timestamp Milliseconds since the epoch for the time that this H2OError instance was created.
IcedHashMap.IcedHashMapStringObject	_values Any values that are relevant to reporting or handling this error.

Constructor Summary

Constructors

Constructor and Description
H2OError(long timestamp, java.lang.String error_url, java.lang.String msg, java.lang.String dev_msg, int http_status, IcedHashMap.IcedHashMapStringObject values, java.lang.Throwable e)
H2OError(java.lang.String error_url, java.lang.String msg, java.lang.String dev_msg, int http_status, IcedHashMap.IcedHashMapStringObject values, java.lang.Exception e)
H2OError(java.lang.Throwable e, java.lang.String error_url)

Method Summary

Methods

Modifier and Type	Method and Description
static java.lang.String	httpStatusHeader(int status_code)
java.lang.String	toString()

Methods inherited from class water.Iced

asBytes, clone, copyOver, frozenType, read, readExternal, readJSON, reloadFromBytes, toJsonString, write, writeExternal, writeJSON

Methods inherited from class java.lang.Object

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

Field Detail

_timestamp

public long _timestamp

Milliseconds since the epoch for the time that this H2OError instance was created. Generally this is a short time since the underlying error ocurred.

_error_url

public java.lang.String _error_url

_msg

public java.lang.String _msg

Message intended for the end user (a data scientist).

_dev_msg

public java.lang.String _dev_msg

Potentially more detailed message intended for a developer (e.g. a front end engineer or someone designing a language binding).

_http_status

public int _http_status

HTTP status code for this error.

_values

public IcedHashMap.IcedHashMapStringObject _values

Any values that are relevant to reporting or handling this error. Examples are a key name if the error is on a key, or a field name and object name if it's on a specific field.

_exception_type

public java.lang.String _exception_type

Exception type, if any.

_exception_msg

public java.lang.String _exception_msg

Raw exception message, if any.

_stacktrace

public java.lang.String[] _stacktrace

Stacktrace, if any.

Constructor Detail

H2OError

public H2OError(java.lang.String error_url,
        java.lang.String msg,
        java.lang.String dev_msg,
        int http_status,
        IcedHashMap.IcedHashMapStringObject values,
        java.lang.Exception e)

H2OError

public H2OError(long timestamp,
        java.lang.String error_url,
        java.lang.String msg,
        java.lang.String dev_msg,
        int http_status,
        IcedHashMap.IcedHashMapStringObject values,
        java.lang.Throwable e)

H2OError

public H2OError(java.lang.Throwable e,
        java.lang.String error_url)

Method Detail

httpStatusHeader

public static java.lang.String httpStatusHeader(int status_code)

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object