Package org.forgerock.json.resource
Class ResourceException
- java.lang.Object
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- java.lang.Throwable
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- java.lang.Exception
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- java.io.IOException
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- org.forgerock.json.resource.ResourceException
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- All Implemented Interfaces:
Serializable
,Response
- Direct Known Subclasses:
BadRequestException
,ConflictException
,ForbiddenException
,InternalServerErrorException
,NotFoundException
,NotSupportedException
,PermanentException
,PreconditionFailedException
,PreconditionRequiredException
,RetryableException
,UncategorizedException
,UnsupportedMediaTypeException
public class ResourceException extends IOException implements Response
An exception that is thrown during the processing of a JSON resource request. Contains an integer exception code and short reason phrase. A longer description of the exception is provided in the exception's detail message.Positive 3-digit integer exception codes are explicitly reserved for exceptions that correspond with HTTP status codes. For the sake of interoperability with HTTP, if an exception corresponds with an HTTP error status, use the matching HTTP status code.
- See Also:
- Serialized Form
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Field Summary
Fields Modifier and Type Field Description static int
BAD_REQUEST
Indicates that the request could not be understood by the resource due to malformed syntax.static int
CONFLICT
Indicates the request could not be completed due to a conflict with the current state of the resource.static String
FIELD_CAUSE
The name of the JSON field used for the cause message.static String
FIELD_CODE
The name of the JSON field used for the code.static String
FIELD_DETAIL
The name of the JSON field used for the detail.static String
FIELD_MESSAGE
The name of the JSON field used for the message.static String
FIELD_REASON
The name of the JSON field used for the reason.static int
FORBIDDEN
Indicates that the resource understood the request, but is refusing to fulfill it.static int
INTERNAL_ERROR
Indicates that a resource encountered an unexpected condition which prevented it from fulfilling the request.static int
NOT_FOUND
Indicates that the resource could not be found.static int
NOT_SUPPORTED
Indicates that the resource does not implement/support the feature to fulfill the request HTTP status: 501 Not Implemented.static int
UNAVAILABLE
Indicates that the resource is temporarily unable to handle the request.static int
UNSUPPORTED_MEDIA_TYPE
Indicates that the media type of the request body was not acceptable to the server.static int
VERSION_MISMATCH
Indicates that the resource's current version does not match the version provided.static int
VERSION_REQUIRED
Indicates that the resource requires a version, but no version was supplied in the request.
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Constructor Summary
Constructors Modifier Constructor Description protected
ResourceException(int code)
Constructs a new exception with the specified exception code, andnull
as its detail message.protected
ResourceException(int code, String message)
Constructs a new exception with the specified exception code and detail message.protected
ResourceException(int code, String message, Throwable cause)
Constructs a new exception with the specified exception code, reason phrase, detail message and cause.protected
ResourceException(int code, Throwable cause)
Constructs a new exception with the specified exception code and detail message.
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Method Summary
All Methods Static Methods Instance Methods Concrete Methods Deprecated Methods Modifier and Type Method Description <V> Promise<V,ResourceException>
asPromise()
Return this ResourceException as a Promise.int
getCode()
Returns the numeric code of the exception.JsonValue
getDetail()
Returns the additional detail which can be evaluated by applications.static ResourceException
getException(int code)
Deprecated.in favor ofnewResourceException(int)
static ResourceException
getException(int code, String message)
Deprecated.in favor ofnewResourceException(int, String)
static ResourceException
getException(int code, String message, Throwable cause)
Deprecated.in favor ofnewResourceException(int, String, Throwable)
String
getReason()
Returns the short reason phrase of the exception.org.forgerock.http.routing.Version
getResourceApiVersion()
Gets the API version of the resource that the request was routed to.<E extends ResourceException>
EincludeCauseInJsonValue()
Returns this ResourceException with the includeCause flag set to true so that toJsonValue() method will include the cause if there is one supplied.boolean
isServerError()
Returns true if the HTTP error code is in the 500 range.static ResourceException
newResourceException(int code)
Returns an exception with the specified HTTP error code, but no detail message or cause, and a default reason phrase.static ResourceException
newResourceException(int code, String message)
Returns an exception with the specified HTTP error code and detail message, but no cause, and a default reason phrase.static ResourceException
newResourceException(int code, String message, Throwable cause)
Returns an exception with the specified HTTP error code, detail message, and cause, and a default reason phrase.<E extends ResourceException>
EsetDetail(JsonValue detail)
Sets the additional detail which can be evaluated by applications.<E extends ResourceException>
EsetReason(String reason)
Sets/overrides the short reason phrase of the exception.void
setResourceApiVersion(org.forgerock.http.routing.Version version)
Sets the API version of the resource that the request was routed to.JsonValue
toJsonValue()
Returns the exception in a JSON object structure, suitable for inclusion in the entity of an HTTP error response.-
Methods inherited from class java.lang.Throwable
addSuppressed, fillInStackTrace, getCause, getLocalizedMessage, getMessage, getStackTrace, getSuppressed, initCause, printStackTrace, printStackTrace, printStackTrace, setStackTrace, toString
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Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
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Methods inherited from interface org.forgerock.json.resource.Response
getCacheControl
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Field Detail
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FIELD_DETAIL
public static final String FIELD_DETAIL
The name of the JSON field used for the detail.- See Also:
getDetail()
,toJsonValue()
, Constant Field Values
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FIELD_MESSAGE
public static final String FIELD_MESSAGE
The name of the JSON field used for the message.- See Also:
Throwable.getMessage()
,toJsonValue()
, Constant Field Values
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FIELD_REASON
public static final String FIELD_REASON
The name of the JSON field used for the reason.- See Also:
getReason()
,toJsonValue()
, Constant Field Values
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FIELD_CODE
public static final String FIELD_CODE
The name of the JSON field used for the code.- See Also:
getCode()
,toJsonValue()
, Constant Field Values
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FIELD_CAUSE
public static final String FIELD_CAUSE
The name of the JSON field used for the cause message.- See Also:
Throwable.getCause()
,toJsonValue()
, Constant Field Values
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BAD_REQUEST
public static final int BAD_REQUEST
Indicates that the request could not be understood by the resource due to malformed syntax. Equivalent to HTTP status: 400 Bad Request.- See Also:
- Constant Field Values
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CONFLICT
public static final int CONFLICT
Indicates the request could not be completed due to a conflict with the current state of the resource. Equivalent to HTTP status: 409 Conflict.- See Also:
- Constant Field Values
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FORBIDDEN
public static final int FORBIDDEN
Indicates that the resource understood the request, but is refusing to fulfill it. Equivalent to HTTP status: 403 Forbidden.- See Also:
- Constant Field Values
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INTERNAL_ERROR
public static final int INTERNAL_ERROR
Indicates that a resource encountered an unexpected condition which prevented it from fulfilling the request. Equivalent to HTTP status: 500 Internal Server Error.- See Also:
- Constant Field Values
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NOT_FOUND
public static final int NOT_FOUND
Indicates that the resource could not be found. Equivalent to HTTP status: 404 Not Found.- See Also:
- Constant Field Values
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NOT_SUPPORTED
public static final int NOT_SUPPORTED
Indicates that the resource does not implement/support the feature to fulfill the request HTTP status: 501 Not Implemented.- See Also:
- Constant Field Values
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UNAVAILABLE
public static final int UNAVAILABLE
Indicates that the resource is temporarily unable to handle the request. Equivalent to HTTP status: 503 Service Unavailable.- See Also:
- Constant Field Values
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VERSION_MISMATCH
public static final int VERSION_MISMATCH
Indicates that the resource's current version does not match the version provided. Equivalent to HTTP status: 412 Precondition Failed.- See Also:
- Constant Field Values
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VERSION_REQUIRED
public static final int VERSION_REQUIRED
Indicates that the resource requires a version, but no version was supplied in the request. Equivalent to draft-nottingham-http-new-status-03 HTTP status: 428 Precondition Required.- See Also:
- Constant Field Values
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UNSUPPORTED_MEDIA_TYPE
public static final int UNSUPPORTED_MEDIA_TYPE
Indicates that the media type of the request body was not acceptable to the server. This may be due to the Content-Type or Content-Encoding of the body.- See Also:
- Constant Field Values
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Constructor Detail
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ResourceException
protected ResourceException(int code)
Constructs a new exception with the specified exception code, andnull
as its detail message. If the error code corresponds with a known HTTP error status code, then the reason phrase is set to a corresponding reason phrase, otherwise is set to a generic value"Resource Exception"
.- Parameters:
code
- The numeric code of the exception.
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ResourceException
protected ResourceException(int code, String message)
Constructs a new exception with the specified exception code and detail message.- Parameters:
code
- The numeric code of the exception.message
- The detail message.
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ResourceException
protected ResourceException(int code, Throwable cause)
Constructs a new exception with the specified exception code and detail message.- Parameters:
code
- The numeric code of the exception.cause
- The exception which caused this exception to be thrown.
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ResourceException
protected ResourceException(int code, String message, Throwable cause)
Constructs a new exception with the specified exception code, reason phrase, detail message and cause.- Parameters:
code
- The numeric code of the exception.message
- The detail message.cause
- The exception which caused this exception to be thrown.
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Method Detail
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newResourceException
public static ResourceException newResourceException(int code)
Returns an exception with the specified HTTP error code, but no detail message or cause, and a default reason phrase. Useful for translating HTTP status codes to the relevant Java exception type. The type of the returned exception will be a sub-type ofResourceException
.If the type of the expected exception is known in advance, prefer to directly instantiate the exception type as usual:
throw new InternalServerErrorException("Server failed");
- Parameters:
code
- The HTTP error code.- Returns:
- A resource exception having the provided HTTP error code.
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newResourceException
public static ResourceException newResourceException(int code, String message)
Returns an exception with the specified HTTP error code and detail message, but no cause, and a default reason phrase. Useful for translating HTTP status codes to the relevant Java exception type. The type of the returned exception will be a sub-type ofResourceException
.If the type of the expected exception is known in advance, prefer to directly instantiate the exception type as usual:
throw new InternalServerErrorException("Server failed");
- Parameters:
code
- The HTTP error code.message
- The detail message.- Returns:
- A resource exception having the provided HTTP error code.
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newResourceException
public static ResourceException newResourceException(int code, String message, Throwable cause)
Returns an exception with the specified HTTP error code, detail message, and cause, and a default reason phrase. Useful for translating HTTP status codes to the relevant Java exception type. The type of the returned exception will be a sub-type ofResourceException
.If the type of the expected exception is known in advance, prefer to directly instantiate the exception type as usual:
throw new InternalServerErrorException("Server failed");
- Parameters:
code
- The HTTP error code.message
- The detail message.cause
- The exception which caused this exception to be thrown.- Returns:
- A resource exception having the provided HTTP error code.
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getException
@Deprecated public static ResourceException getException(int code)
Deprecated.in favor ofnewResourceException(int)
Returns an exception with the specified HTTP error code, but no detail message or cause, and a default reason phrase. Useful for translating HTTP status codes to the relevant Java exception type. The type of the returned exception will be a sub-type ofResourceException
.- Parameters:
code
- The HTTP error code.- Returns:
- A resource exception having the provided HTTP error code.
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getException
@Deprecated public static ResourceException getException(int code, String message)
Deprecated.in favor ofnewResourceException(int, String)
Returns an exception with the specified HTTP error code and detail message, but no cause, and a default reason phrase. Useful for translating HTTP status codes to the relevant Java exception type. The type of the returned exception will be a sub-type ofResourceException
.- Parameters:
code
- The HTTP error code.message
- The detail message.- Returns:
- A resource exception having the provided HTTP error code.
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getException
@Deprecated public static ResourceException getException(int code, String message, Throwable cause)
Deprecated.in favor ofnewResourceException(int, String, Throwable)
Returns an exception with the specified HTTP error code, detail message, and cause, and a default reason phrase. Useful for translating HTTP status codes to the relevant Java exception type. The type of the returned exception will be a sub-type ofResourceException
.- Parameters:
code
- The HTTP error code.message
- The detail message.cause
- The exception which caused this exception to be thrown.- Returns:
- A resource exception having the provided HTTP error code.
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getCode
public final int getCode()
Returns the numeric code of the exception.- Returns:
- The numeric code of the exception.
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isServerError
public boolean isServerError()
Returns true if the HTTP error code is in the 500 range.- Returns:
true
if HTTP error code is in the 500 range.
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getDetail
public final JsonValue getDetail()
Returns the additional detail which can be evaluated by applications. By default there is no additional detail (getDetail().isNull() == true
), and it is the responsibility of the resource provider to add it if needed.- Returns:
- The additional detail which can be evaluated by applications
(never
null
).
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getReason
public final String getReason()
Returns the short reason phrase of the exception.- Returns:
- The short reason phrase of the exception.
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setDetail
public final <E extends ResourceException> E setDetail(JsonValue detail)
Sets the additional detail which can be evaluated by applications. By default there is no additional detail (getDetail().isNull() == true
), and it is the responsibility of the resource provider to add it if needed.- Type Parameters:
E
- The ResourceException subtype- Parameters:
detail
- The additional detail which can be evaluated by applications.- Returns:
- This resource exception.
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setReason
public final <E extends ResourceException> E setReason(String reason)
Sets/overrides the short reason phrase of the exception.- Type Parameters:
E
- The ResourceException subtype- Parameters:
reason
- The short reason phrase of the exception.- Returns:
- This resource exception.
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includeCauseInJsonValue
public final <E extends ResourceException> E includeCauseInJsonValue()
Returns this ResourceException with the includeCause flag set to true so that toJsonValue() method will include the cause if there is one supplied.- Type Parameters:
E
- The ResourceException subtype- Returns:
- the exception where this flag has been set
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toJsonValue
public final JsonValue toJsonValue()
Returns the exception in a JSON object structure, suitable for inclusion in the entity of an HTTP error response. The JSON representation looks like this:{ "code" : 404, "reason" : "...", // optional "message" : "...", // required "detail" : { ... } // optional "cause" : { ... } // optional iff includeCause is set to true }
- Returns:
- The exception in a JSON object structure, suitable for inclusion in the entity of an HTTP error response.
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setResourceApiVersion
public void setResourceApiVersion(org.forgerock.http.routing.Version version)
Description copied from interface:Response
Sets the API version of the resource that the request was routed to.- Specified by:
setResourceApiVersion
in interfaceResponse
- Parameters:
version
- The resource API version.
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getResourceApiVersion
public org.forgerock.http.routing.Version getResourceApiVersion()
Description copied from interface:Response
Gets the API version of the resource that the request was routed to.- Specified by:
getResourceApiVersion
in interfaceResponse
- Returns:
- The resource API version.
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asPromise
public <V> Promise<V,ResourceException> asPromise()
Return this ResourceException as a Promise.- Type Parameters:
V
- the result value type of the promise- Returns:
- an Exception promise of type ResourceException
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