Package org.duracloud.snapshottask.snapshot

Class CreateSnapshotTaskRunner

java.lang.Object

org.duracloud.snapshottask.snapshot.AbstractSnapshotTaskRunner

org.duracloud.snapshottask.snapshot.SpaceModifyingSnapshotTaskRunner

org.duracloud.snapshottask.snapshot.CreateSnapshotTaskRunner

All Implemented Interfaces:

TaskRunner

public class CreateSnapshotTaskRunner
extends SpaceModifyingSnapshotTaskRunner

Begins the process of creating a snapshot by collecting the necessary information and passing it down to the snapshot bridge application. Along the way, the space provided is also set to read-only so that changes cannot be made to the content.

Constructor Summary

Constructors

Constructor	Description
CreateSnapshotTaskRunner(StorageProvider snapshotProvider, SnapshotStorageProvider unwrappedSnapshotProvider, String dcHost, String dcPort, String dcStoreId, String dcAccountName, String dcSnapshotUser, String bridgeAppHost, String bridgeAppPort, String bridgeAppUser, String bridgeAppPass, String bridgeMemberId)

Method Summary

Modifier and Type	Method	Description
protected String	buildSnapshotBody(CreateSnapshotTaskParameters taskParams)
protected String	buildSnapshotProps(Map<String,String> props)	Constructs the contents of a properties file given a set of key/value pairs
protected String	buildSnapshotURL(String snapshotId)
protected String	callBridge(RestHttpHelper restHelper, String snapshotURL, String snapshotBody)
protected String	generateSnapshotId(String spaceId, long timestamp)
String	getName()
String	performTask(String taskParameters)
protected boolean	snapshotExists(RestHttpHelper restHelper, String snapshotURL)	Attempts to retrieve details about the snapshot, primarily to determine if it was created properly

Methods inherited from class org.duracloud.snapshottask.snapshot.SpaceModifyingSnapshotTaskRunner

addSnapshotIdToSpaceProps, getSnapshotIdFromProperties, getSnapshotUser, getStorageProvider, removeSnapshotIdFromSpaceProps, removeSnapshotProps, removeSnapshotUserPermissions, setSnapshotUserPermissions, snapshotPropsPresentInSpace, storeSnapshotProps

Methods inherited from class org.duracloud.snapshottask.snapshot.AbstractSnapshotTaskRunner

buildBridgeBaseURL, createRestHelper, getBridgeAppHost, getBridgeAppPass, getBridgeAppPort, getBridgeAppUser, getMessageValue, getValueFromJson, jsonStringToMap, wait

Methods inherited from class java.lang.Object

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

Constructor Detail

CreateSnapshotTaskRunner

public CreateSnapshotTaskRunner(StorageProvider snapshotProvider,
                                SnapshotStorageProvider unwrappedSnapshotProvider,
                                String dcHost,
                                String dcPort,
                                String dcStoreId,
                                String dcAccountName,
                                String dcSnapshotUser,
                                String bridgeAppHost,
                                String bridgeAppPort,
                                String bridgeAppUser,
                                String bridgeAppPass,
                                String bridgeMemberId)

Method Detail

getName

public String getName()

performTask

public String performTask(String taskParameters)

generateSnapshotId

protected String generateSnapshotId(String spaceId,
                                    long timestamp)

buildSnapshotURL

protected String buildSnapshotURL(String snapshotId)

buildSnapshotBody

protected String buildSnapshotBody(CreateSnapshotTaskParameters taskParams)

buildSnapshotProps

protected String buildSnapshotProps(Map<String,String> props)

Constructs the contents of a properties file given a set of key/value pairs

Parameters:

props - snapshot properties

Returns:

Properties-file formatted key/value pairs

callBridge

protected String callBridge(RestHttpHelper restHelper,
                            String snapshotURL,
                            String snapshotBody)
                     throws Exception

Throws:

Exception

snapshotExists

protected boolean snapshotExists(RestHttpHelper restHelper,
                                 String snapshotURL)

Attempts to retrieve details about the snapshot, primarily to determine if it was created properly

Returns:

true if 200 response, false otherwise