Package edu.ucsb.nceas.metacat.restservice.v2

Class MNResourceHandler

java.lang.Object

edu.ucsb.nceas.metacat.restservice.D1ResourceHandler

edu.ucsb.nceas.metacat.restservice.v2.MNResourceHandler

public class MNResourceHandler
extends D1ResourceHandler

MN REST service implementation handler ****************** MNCore ping() - GET /d1/mn/monitor/ping log() - GET /d1/mn/log **getObjectStatistics() - GET /d1/mn/monitor/object getOperationsStatistics - GET /d1/mn/monitor/event **getStatus - GET /d1/mn/monitor/status getCapabilities() - GET /d1/mn/ and /d1/mn/node MNRead get() - GET /d1/mn/object/PID getSystemMetadata() - GET /d1/mn/meta/PID describe() - HEAD /d1/mn/object/PID getChecksum() - GET /d1/mn/checksum/PID listObjects() - GET /d1/mn/object synchronizationFailed() - POST /d1/mn/error MNAuthorization isAuthorized() - GET /d1/mn/isAuthorized/PID setAccessPolicy() - PUT /d1/mn/accessRules/PID MNStorage create() - POST /d1/mn/object/PID update() - PUT /d1/mn/object/PID delete() - DELETE /d1/mn/object/PID archive() - PUT /d1/mn/archive/PID updateSystemMetadata() - PUT /d1/mn/meta systemMetadataChanged() - POST /dirtySystemMetadata/PID MNReplication replicate() - POST /d1/mn/replicate getReplica() - GET /d1/mn/replica MNAdmin reindex() - PUT /d1/mn/index updateIdMetadata() - PUT /d1/mn/identifiers ******************

Author:

leinfelder

Field Summary

Fields

Modifier and Type	Field	Description
protected static final String	RESOURCE_ERROR
protected static final String	RESOURCE_GENERATE_ID
protected static final String	RESOURCE_IDENTIFIERS
protected static final String	RESOURCE_INDEX
protected static final String	RESOURCE_META_CHANGED
protected static final String	RESOURCE_MONITOR
protected static final String	RESOURCE_NODE
protected static final String	RESOURCE_PACKAGE
protected static final String	RESOURCE_PUBLISH
protected static final String	RESOURCE_PUBLISH_IDENTIFIER
protected static final String	RESOURCE_REPLICAS
protected static final String	RESOURCE_REPLICATE
protected static final String	RESOURCE_TOKEN
protected static final String	RESOURCE_WHOAMI

Fields inherited from class edu.ucsb.nceas.metacat.restservice.D1ResourceHandler

auth, authCacheSize, DELETE, enableAppendLdapGroups, enableSessionFromHeader, FUNCTION_NAME_INSERT, FUNCTION_NAME_UPDATE, GET, HEAD, MAX_UPLOAD_SIZE, multipartparams, params, POST, proxyKey, PUT, request, RESOURCE_ACCESS_RULES, RESOURCE_BASE_URL, RESOURCE_IS_AUTHORIZED, RESOURCE_LOG, RESOURCE_META, RESOURCE_OBJECTS, RESOURCE_QUERY, RESOURCE_VIEWS, response, session

Constructor Summary

Constructors

Constructor	Description
MNResourceHandler(javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response)	Initializes new instance by setting servlet context,request and response

Method Summary

Modifier and Type	Method	Description
protected org.dataone.service.exceptions.SynchronizationFailed	collectSynchronizationFailed()
protected void	getObject(String pid)	Implements REST version of DataONE CRUD API --> get
protected void	getPackage(String format, String pid)	Retrieve data package as Bagit zip
protected void	getSystemMetadataObject(String pid)	Retrieve System Metadata
void	handle(byte httpVerb)	This function is called from REST API servlet and handles each request to the servlet
protected boolean	isD1Enabled()	subclasses should provide a more useful implementation
protected void	publish(String pid)
protected void	publishIdentifier(String identifier)	Make the status of the identifier public
protected void	putObject(String trailingPid, String action)	Inserts or updates the object
protected void	reindex(String pid)	Handle the reindex request
protected void	updateIdMetadata(String pid)	Handle the request to update identifiers' (such as DOI) metadata on the third party service
protected void	updateSystemMetadata()	Update the system metadata for a specified identifier

Methods inherited from class edu.ucsb.nceas.metacat.restservice.D1ResourceHandler

collectMultipartFiles, collectMultipartParams, collectObjectFiles, decode, getSessionFromHeader, getTempDirectory, initMultipartParams, initParams, parseTrailing, printError, serializeException

Methods inherited from class java.lang.Object

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

Field Details

RESOURCE_MONITOR

protected static final String RESOURCE_MONITOR

See Also:

• Constant Field Values

RESOURCE_REPLICATE

protected static final String RESOURCE_REPLICATE

See Also:

• Constant Field Values

RESOURCE_REPLICAS

protected static final String RESOURCE_REPLICAS

See Also:

• Constant Field Values

RESOURCE_NODE

protected static final String RESOURCE_NODE

See Also:

• Constant Field Values

RESOURCE_ERROR

protected static final String RESOURCE_ERROR

See Also:

• Constant Field Values

RESOURCE_META_CHANGED

protected static final String RESOURCE_META_CHANGED

See Also:

• Constant Field Values

RESOURCE_GENERATE_ID

protected static final String RESOURCE_GENERATE_ID

See Also:

• Constant Field Values

RESOURCE_PUBLISH

protected static final String RESOURCE_PUBLISH

See Also:

• Constant Field Values

RESOURCE_PACKAGE

protected static final String RESOURCE_PACKAGE

See Also:

• Constant Field Values

RESOURCE_TOKEN

protected static final String RESOURCE_TOKEN

See Also:

• Constant Field Values

RESOURCE_WHOAMI

protected static final String RESOURCE_WHOAMI

See Also:

• Constant Field Values

RESOURCE_PUBLISH_IDENTIFIER

protected static final String RESOURCE_PUBLISH_IDENTIFIER

See Also:

• Constant Field Values

RESOURCE_INDEX

protected static final String RESOURCE_INDEX

See Also:

• Constant Field Values

RESOURCE_IDENTIFIERS

protected static final String RESOURCE_IDENTIFIERS

See Also:

• Constant Field Values

Constructor Details

MNResourceHandler

public MNResourceHandler(javax.servlet.http.HttpServletRequest request,
 javax.servlet.http.HttpServletResponse response)

Initializes new instance by setting servlet context,request and response

Parameters:

request - the request that the handler will handle

response - the response that the handler will send back

Method Details

isD1Enabled

protected boolean isD1Enabled()

Description copied from class: D1ResourceHandler

subclasses should provide a more useful implementation

Overrides:

isD1Enabled in class D1ResourceHandler

Returns:

handle

public void handle(byte httpVerb)

This function is called from REST API servlet and handles each request to the servlet

Overrides:

handle in class D1ResourceHandler

Parameters:

httpVerb - (GET, POST, PUT or DELETE)

getObject

protected void getObject(String pid)
                  throws org.dataone.service.exceptions.InvalidToken,
org.dataone.service.exceptions.ServiceFailure,
org.dataone.service.exceptions.NotAuthorized,
InterruptedException,
org.dataone.service.exceptions.NotFound,
org.dataone.service.exceptions.InvalidRequest,
org.dataone.service.exceptions.NotImplemented,
IOException,
org.dataone.exceptions.MarshallingException

Implements REST version of DataONE CRUD API --> get

Parameters:

pid - ID of data object to be read

Throws:

org.dataone.service.exceptions.NotImplemented

org.dataone.service.exceptions.InvalidRequest

org.dataone.service.exceptions.NotFound

org.dataone.service.exceptions.NotAuthorized

org.dataone.service.exceptions.ServiceFailure

org.dataone.service.exceptions.InvalidToken

IOException

org.dataone.exceptions.MarshallingException

InterruptedException

getPackage

protected void getPackage(String format,
 String pid)
                   throws org.dataone.service.exceptions.InvalidToken,
org.dataone.service.exceptions.ServiceFailure,
org.dataone.service.exceptions.NotAuthorized,
org.dataone.service.exceptions.NotFound,
org.dataone.service.exceptions.NotImplemented,
IOException,
org.dataone.service.exceptions.InvalidRequest

Retrieve data package as Bagit zip

Parameters:

pid -

Throws:

org.dataone.service.exceptions.NotImplemented

org.dataone.service.exceptions.NotFound

org.dataone.service.exceptions.NotAuthorized

org.dataone.service.exceptions.ServiceFailure

org.dataone.service.exceptions.InvalidToken

IOException

org.dataone.service.exceptions.InvalidRequest

publish

protected void publish(String pid)
                throws org.dataone.service.exceptions.InvalidToken,
org.dataone.service.exceptions.ServiceFailure,
org.dataone.service.exceptions.NotAuthorized,
org.dataone.service.exceptions.NotFound,
org.dataone.service.exceptions.NotImplemented,
IOException,
org.dataone.exceptions.MarshallingException,
org.dataone.service.exceptions.InvalidRequest,
org.dataone.service.exceptions.IdentifierNotUnique,
org.dataone.service.exceptions.UnsupportedType,
org.dataone.service.exceptions.InsufficientResources,
org.dataone.service.exceptions.InvalidSystemMetadata

Throws:

org.dataone.service.exceptions.InvalidToken

org.dataone.service.exceptions.ServiceFailure

org.dataone.service.exceptions.NotAuthorized

org.dataone.service.exceptions.NotFound

org.dataone.service.exceptions.NotImplemented

IOException

org.dataone.exceptions.MarshallingException

org.dataone.service.exceptions.InvalidRequest

org.dataone.service.exceptions.IdentifierNotUnique

org.dataone.service.exceptions.UnsupportedType

org.dataone.service.exceptions.InsufficientResources

org.dataone.service.exceptions.InvalidSystemMetadata

publishIdentifier

protected void publishIdentifier(String identifier)
                          throws org.dataone.service.exceptions.InvalidToken,
org.dataone.service.exceptions.ServiceFailure,
org.dataone.service.exceptions.NotAuthorized,
org.dataone.service.exceptions.NotImplemented,
org.dataone.service.exceptions.InvalidRequest,
org.dataone.service.exceptions.NotFound,
org.dataone.service.exceptions.IdentifierNotUnique,
org.dataone.service.exceptions.UnsupportedType,
org.dataone.service.exceptions.InsufficientResources,
org.dataone.service.exceptions.InvalidSystemMetadata,
DOIException,
IOException,
org.dataone.exceptions.MarshallingException

Make the status of the identifier public

Parameters:

identifier -

Throws:

org.dataone.service.exceptions.InvalidToken

org.dataone.service.exceptions.ServiceFailure

org.dataone.service.exceptions.NotAuthorized

org.dataone.service.exceptions.NotImplemented

org.dataone.service.exceptions.InvalidRequest

org.dataone.service.exceptions.NotFound

org.dataone.service.exceptions.IdentifierNotUnique

org.dataone.service.exceptions.UnsupportedType

org.dataone.service.exceptions.InsufficientResources

org.dataone.service.exceptions.InvalidSystemMetadata

DOIException

IOException

org.dataone.exceptions.MarshallingException

getSystemMetadataObject

protected void getSystemMetadataObject(String pid)
                                throws org.dataone.service.exceptions.InvalidToken,
org.dataone.service.exceptions.ServiceFailure,
org.dataone.service.exceptions.NotAuthorized,
org.dataone.service.exceptions.NotFound,
org.dataone.service.exceptions.InvalidRequest,
org.dataone.service.exceptions.NotImplemented,
IOException,
org.dataone.exceptions.MarshallingException

Retrieve System Metadata

Parameters:

pid -

Throws:

org.dataone.service.exceptions.InvalidToken

org.dataone.service.exceptions.ServiceFailure

org.dataone.service.exceptions.NotAuthorized

org.dataone.service.exceptions.NotFound

org.dataone.service.exceptions.InvalidRequest

org.dataone.service.exceptions.NotImplemented

IOException

org.dataone.exceptions.MarshallingException

putObject

protected void putObject(String trailingPid,
 String action)
                  throws org.dataone.service.exceptions.ServiceFailure,
org.dataone.service.exceptions.InvalidRequest,
org.dataone.exceptions.MarshallingException,
org.dataone.service.exceptions.InvalidToken,
org.dataone.service.exceptions.NotAuthorized,
org.dataone.service.exceptions.IdentifierNotUnique,
org.dataone.service.exceptions.UnsupportedType,
org.dataone.service.exceptions.InsufficientResources,
org.dataone.service.exceptions.InvalidSystemMetadata,
org.dataone.service.exceptions.NotImplemented,
org.dataone.service.exceptions.NotFound,
IOException,
InterruptedException,
InstantiationException,
IllegalAccessException,
NoSuchAlgorithmException,
org.apache.commons.fileupload.FileUploadException,
InvocationTargetException

Inserts or updates the object

Parameters:

trailingPid - the pid part of in the url

action - indicate that it is insert or update

Throws:

org.dataone.service.exceptions.InvalidRequest

org.dataone.service.exceptions.ServiceFailure

org.dataone.exceptions.MarshallingException

org.dataone.service.exceptions.NotImplemented

org.dataone.service.exceptions.InvalidSystemMetadata

org.dataone.service.exceptions.InsufficientResources

org.dataone.service.exceptions.UnsupportedType

org.dataone.service.exceptions.IdentifierNotUnique

org.dataone.service.exceptions.NotAuthorized

org.dataone.service.exceptions.InvalidToken

org.dataone.service.exceptions.NotFound

IOException

IllegalAccessException

InstantiationException

org.apache.commons.fileupload.FileUploadException

NoSuchAlgorithmException

InterruptedException

InvocationTargetException

collectSynchronizationFailed

protected org.dataone.service.exceptions.SynchronizationFailed collectSynchronizationFailed()
                                                                                     throws IOException,
org.dataone.service.exceptions.ServiceFailure,
org.dataone.service.exceptions.InvalidRequest,
org.dataone.exceptions.MarshallingException,
InstantiationException,
IllegalAccessException,
ParserConfigurationException,
SAXException

Throws:

IOException

org.dataone.service.exceptions.ServiceFailure

org.dataone.service.exceptions.InvalidRequest

org.dataone.exceptions.MarshallingException

InstantiationException

IllegalAccessException

ParserConfigurationException

SAXException

updateSystemMetadata

protected void updateSystemMetadata()
                             throws org.dataone.service.exceptions.ServiceFailure,
org.dataone.service.exceptions.InvalidRequest,
InstantiationException,
IllegalAccessException,
IOException,
org.dataone.exceptions.MarshallingException,
org.dataone.service.exceptions.NotImplemented,
org.dataone.service.exceptions.NotAuthorized,
org.dataone.service.exceptions.InvalidSystemMetadata,
org.dataone.service.exceptions.InvalidToken

Update the system metadata for a specified identifier

Throws:

org.dataone.service.exceptions.ServiceFailure

org.dataone.service.exceptions.InvalidRequest

InstantiationException

IllegalAccessException

IOException

org.dataone.exceptions.MarshallingException

org.dataone.service.exceptions.NotImplemented

org.dataone.service.exceptions.NotAuthorized

org.dataone.service.exceptions.InvalidSystemMetadata

org.dataone.service.exceptions.InvalidToken

reindex

protected void reindex(String pid)
                throws org.dataone.service.exceptions.InvalidRequest,
org.dataone.service.exceptions.ServiceFailure,
org.dataone.service.exceptions.NotAuthorized,
org.dataone.service.exceptions.NotImplemented,
IOException

Handle the reindex request

Parameters:

pid - the pid which will be indexed. It can be null, which means we will do a batch reindex based on the query part

Throws:

org.dataone.service.exceptions.InvalidRequest

org.dataone.service.exceptions.ServiceFailure

org.dataone.service.exceptions.NotAuthorized

org.dataone.service.exceptions.NotImplemented

IOException

updateIdMetadata

protected void updateIdMetadata(String pid)
                         throws org.dataone.service.exceptions.ServiceFailure,
org.dataone.service.exceptions.NotAuthorized,
org.dataone.service.exceptions.InvalidRequest,
org.dataone.service.exceptions.NotImplemented,
IOException

Handle the request to update identifiers' (such as DOI) metadata on the third party service

Parameters:

pid - the pid which will be updated. It can be null, which means we will do a batch of update based on the query part.

Throws:

org.dataone.service.exceptions.ServiceFailure

org.dataone.service.exceptions.NotAuthorized

org.dataone.service.exceptions.InvalidRequest

org.dataone.service.exceptions.NotImplemented

IOException