org.apache.solr.update.processor

Class DistributedUpdateProcessor

java.lang.Object

org.apache.solr.update.processor.UpdateRequestProcessor

org.apache.solr.update.processor.DistributedUpdateProcessor

All Implemented Interfaces:

Closeable, AutoCloseable

Direct Known Subclasses:

CdcrUpdateProcessor

public class DistributedUpdateProcessor
extends UpdateRequestProcessor

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	DistributedUpdateProcessor.DistribPhase Values this processor supports for the DISTRIB_UPDATE_PARAM.
static class	DistributedUpdateProcessor.DistributedUpdatesAsyncException
static class	DistributedUpdateProcessor.RequestReplicationTracker Keeps track of the replication factor achieved for a distributed update request originated in this distributed update processor.

Field Summary

Fields

Modifier and Type	Field and Description
static String	COMMIT_END_POINT
static String	DISTRIB_FROM
static String	DISTRIB_FROM_COLLECTION
static String	DISTRIB_FROM_PARENT
static String	DISTRIB_FROM_SHARD
static String	DISTRIB_INPLACE_PREVVERSION
static String	LOG_REPLAY

Constructor Summary

Constructors

Constructor and Description
DistributedUpdateProcessor(SolrQueryRequest req, SolrQueryResponse rsp, AtomicUpdateDocumentMerger docMerger, UpdateRequestProcessor next) Specification of AtomicUpdateDocumentMerger is currently experimental.
DistributedUpdateProcessor(SolrQueryRequest req, SolrQueryResponse rsp, UpdateRequestProcessor next)

Method Summary

Modifier and Type	Method and Description
protected void	doClose() Override to implement resource release logic that *must* be called at the end of a request.
void	doDeleteByQuery(DeleteUpdateCommand cmd)
protected ModifiableSolrParams	filterParams(SolrParams params)
void	finish()
static boolean	getNonZkLeaderAssumption(SolrQueryRequest req) Returns a boolean indicating whether or not the caller should behave as if this is the "leader" even when ZooKeeper is not enabled.
void	processAdd(AddUpdateCommand cmd)
void	processCommit(CommitUpdateCommand cmd)
void	processDelete(DeleteUpdateCommand cmd)
protected boolean	versionAdd(AddUpdateCommand cmd)
protected boolean	versionDelete(DeleteUpdateCommand cmd)
protected void	versionDeleteByQuery(DeleteUpdateCommand cmd)

Methods inherited from class org.apache.solr.update.processor.UpdateRequestProcessor

close, processMergeIndexes, processRollback

Methods inherited from class java.lang.Object

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

Field Detail

DISTRIB_FROM_SHARD

public static final String DISTRIB_FROM_SHARD

See Also:

Constant Field Values

DISTRIB_FROM_COLLECTION

public static final String DISTRIB_FROM_COLLECTION

See Also:

Constant Field Values

DISTRIB_FROM_PARENT

public static final String DISTRIB_FROM_PARENT

See Also:

Constant Field Values

DISTRIB_FROM

public static final String DISTRIB_FROM

See Also:

Constant Field Values

DISTRIB_INPLACE_PREVVERSION

public static final String DISTRIB_INPLACE_PREVVERSION

See Also:

Constant Field Values

COMMIT_END_POINT

public static final String COMMIT_END_POINT

See Also:

Constant Field Values

LOG_REPLAY

public static final String LOG_REPLAY

See Also:

Constant Field Values

Constructor Detail

DistributedUpdateProcessor

public DistributedUpdateProcessor(SolrQueryRequest req,
                                  SolrQueryResponse rsp,
                                  UpdateRequestProcessor next)

DistributedUpdateProcessor

public DistributedUpdateProcessor(SolrQueryRequest req,
                                  SolrQueryResponse rsp,
                                  AtomicUpdateDocumentMerger docMerger,
                                  UpdateRequestProcessor next)

Specification of AtomicUpdateDocumentMerger is currently experimental.

WARNING: This API is experimental and might change in incompatible ways in the next release.

Method Detail

processAdd

public void processAdd(AddUpdateCommand cmd)
                throws IOException

Overrides:

processAdd in class UpdateRequestProcessor

Throws:

IOException

doClose

protected void doClose()

Description copied from class: UpdateRequestProcessor

Override to implement resource release logic that *must* be called at the end of a request.

Overrides:

doClose in class UpdateRequestProcessor

versionAdd

protected boolean versionAdd(AddUpdateCommand cmd)
                      throws IOException

Returns:

whether or not to drop this cmd

Throws:

IOException - If there is a low-level I/O error.

processDelete

public void processDelete(DeleteUpdateCommand cmd)
                   throws IOException

Overrides:

processDelete in class UpdateRequestProcessor

Throws:

IOException

filterParams

protected ModifiableSolrParams filterParams(SolrParams params)

See Also:

DistributedUpdateProcessorFactory.addParamToDistributedRequestWhitelist(org.apache.solr.request.SolrQueryRequest, java.lang.String...)

doDeleteByQuery

public void doDeleteByQuery(DeleteUpdateCommand cmd)
                     throws IOException

Throws:

IOException

versionDeleteByQuery

protected void versionDeleteByQuery(DeleteUpdateCommand cmd)
                             throws IOException

Throws:

IOException

versionDelete

protected boolean versionDelete(DeleteUpdateCommand cmd)
                         throws IOException

Throws:

IOException

processCommit

public void processCommit(CommitUpdateCommand cmd)
                   throws IOException

Overrides:

processCommit in class UpdateRequestProcessor

Throws:

IOException

finish

public void finish()
            throws IOException

Overrides:

finish in class UpdateRequestProcessor

Throws:

IOException

getNonZkLeaderAssumption

public static boolean getNonZkLeaderAssumption(SolrQueryRequest req)

Returns a boolean indicating whether or not the caller should behave as if this is the "leader" even when ZooKeeper is not enabled. (Even in non zk mode, tests may simulate updates to/from a leader)