org.apache.solr.core
Class SolrXMLCoresLocator

java.lang.Object
  org.apache.solr.core.SolrXMLCoresLocator

All Implemented Interfaces:

CoresLocator

Direct Known Subclasses:

SolrXMLCoresLocator.NonPersistingLocator

public class SolrXMLCoresLocator
extends Object
implements CoresLocator

Writes any changes in core definitions to this instance's solr.xml

Nested Class Summary

static class

SolrXMLCoresLocator.NonPersistingLocator

Field Summary

static String	DEFAULT_CORE_NAME Core name to use if a core definition has no name
static String	INDENT
static String	NEWLINE

Constructor Summary

SolrXMLCoresLocator(String originalXML, ConfigSolrXmlOld cfg)
Create a new SolrXMLCoresLocator

Method Summary

protected static String	buildCoreTag(CoreDescriptor cd) Serialize a coredescriptor as a String containing an XML <core> tag.
protected String	buildSolrXML(List<CoreDescriptor> cds)
void	create(CoreContainer cc, CoreDescriptor... coreDescriptors) Make new cores available for discovery
void	delete(CoreContainer cc, CoreDescriptor... coreDescriptors) Ensure that the core definitions from the passed in CoreDescriptors are not available for discovery
List<CoreDescriptor>	discover(CoreContainer cc) Load all the CoreDescriptors from persistence store
protected void	doPersist(String xml)
void	persist(CoreContainer cc, CoreDescriptor... coreDescriptors) Ensure that the core definitions from the passed in CoreDescriptors will persist across container restarts.
void	rename(CoreContainer cc, CoreDescriptor oldCD, CoreDescriptor newCD) Persist the new name of a renamed core
void	swap(CoreContainer cc, CoreDescriptor cd1, CoreDescriptor cd2) Swap two core definitions

Methods inherited from class java.lang.Object

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

Field Detail

DEFAULT_CORE_NAME

public static final String DEFAULT_CORE_NAME

Core name to use if a core definition has no name

See Also:

Constant Field Values

NEWLINE

public static final String NEWLINE

INDENT

public static final String INDENT

See Also:

Constant Field Values

Constructor Detail

SolrXMLCoresLocator

public SolrXMLCoresLocator(String originalXML,
                           ConfigSolrXmlOld cfg)

Create a new SolrXMLCoresLocator

Parameters:

originalXML - the original content of the solr.xml file

cfg - the CoreContainer's config object

Method Detail

buildSolrXML

protected String buildSolrXML(List<CoreDescriptor> cds)

buildCoreTag

protected static String buildCoreTag(CoreDescriptor cd)

Serialize a coredescriptor as a String containing an XML <core> tag.

Parameters:

cd - the CoreDescriptor

Returns:

an XML representation of the CoreDescriptor

persist

public final void persist(CoreContainer cc,
                          CoreDescriptor... coreDescriptors)

Description copied from interface: CoresLocator

Ensure that the core definitions from the passed in CoreDescriptors will persist across container restarts.

Specified by:

persist in interface CoresLocator

Parameters:

cc - the CoreContainer

coreDescriptors - CoreDescriptors to persist

doPersist

protected void doPersist(String xml)

create

public void create(CoreContainer cc,
                   CoreDescriptor... coreDescriptors)

Description copied from interface: CoresLocator

Make new cores available for discovery

Specified by:

create in interface CoresLocator

Parameters:

cc - the CoreContainer

coreDescriptors - CoreDescriptors to persist

delete

public void delete(CoreContainer cc,
                   CoreDescriptor... coreDescriptors)

Description copied from interface: CoresLocator

Ensure that the core definitions from the passed in CoreDescriptors are not available for discovery

Specified by:

delete in interface CoresLocator

Parameters:

cc - the CoreContainer

coreDescriptors - CoreDescriptors of the cores to remove

rename

public void rename(CoreContainer cc,
                   CoreDescriptor oldCD,
                   CoreDescriptor newCD)

Description copied from interface: CoresLocator

Persist the new name of a renamed core

Specified by:

rename in interface CoresLocator

Parameters:

cc - the CoreContainer

oldCD - the CoreDescriptor of the core before renaming

newCD - the CoreDescriptor of the core after renaming

swap

public void swap(CoreContainer cc,
                 CoreDescriptor cd1,
                 CoreDescriptor cd2)

Description copied from interface: CoresLocator

Swap two core definitions

Specified by:

swap in interface CoresLocator

Parameters:

cc - the CoreContainer

cd1 - the core descriptor of the first core, after swapping

cd2 - the core descriptor of the second core, after swapping

discover

public List<CoreDescriptor> discover(CoreContainer cc)

Description copied from interface: CoresLocator

Load all the CoreDescriptors from persistence store

Specified by:

discover in interface CoresLocator

Parameters:

cc - the CoreContainer

Returns:

a list of all CoreDescriptors found