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Java Source Code / Java Documentation » Content Management System » opencms » org.opencms.search 
Source Cross Reference  Class Diagram Java Document (Java Doc) 


org.opencms.search.I_CmsIndexer

All known Subclasses:   org.opencms.search.CmsVfsIndexer,
I_CmsIndexer
public interface I_CmsIndexer (Code)
Interface for an indexer indexing Cms resources.


author:
   Carsten Weinholz
author:
   Thomas Weckert
version:
   $Revision: 1.18 $
since:
   6.0.0





Method Summary
 voiddeleteResources(IndexReader reader, List resourcesToDelete)
    
 CmsSearchIndexUpdateDatagetUpdateData(CmsSearchIndexSource source, List publishedResources)
    
 I_CmsIndexernewInstance(CmsObject cms, I_CmsReport report, CmsSearchIndex index)
    
 voidrebuildIndex(IndexWriter writer, CmsIndexingThreadManager threadManager, CmsSearchIndexSource source)
    
 voidupdateResources(IndexWriter writer, CmsIndexingThreadManager threadManager, List resourcesToUpdate)
    



Method Detail
deleteResources
void deleteResources(IndexReader reader, List resourcesToDelete) throws CmsIndexException(Code)
Incremental index update - delete the index entry for all resources in the given list.


Parameters:
  reader - the index reader to delete the entries from
Parameters:
  resourcesToDelete - a list of org.opencms.db.CmsPublishedResource instances that must be deleted
throws:
  CmsIndexException - if something goes wrong




getUpdateData
CmsSearchIndexUpdateData getUpdateData(CmsSearchIndexSource source, List publishedResources) throws CmsIndexException(Code)
Calculates the data for an incremental search index update.


Parameters:
  source - the search index source to update
Parameters:
  publishedResources - a list of org.opencms.db.CmsPublishedResource objects that are to be updated a container with the information about the resources to delete and / or update
throws:
  CmsIndexException - if something goes wrong




newInstance
I_CmsIndexer newInstance(CmsObject cms, I_CmsReport report, CmsSearchIndex index)(Code)
Creates and initializes a new instance of this indexer implementation.


Parameters:
  cms - the OpenCms user context to use when reading resources from the VFS during indexing
Parameters:
  report - the report to write the indexing output to
Parameters:
  index - the search index to update a new instance of this indexer implementation




rebuildIndex
void rebuildIndex(IndexWriter writer, CmsIndexingThreadManager threadManager, CmsSearchIndexSource source) throws CmsIndexException(Code)
Rebuilds the index for the given configured index source.

This is used when the index is fully rebuild, not for updating only some parts of an existing index.


Parameters:
  writer - the index writer to write the update to
Parameters:
  source - the search index source to update
Parameters:
  threadManager - the thread manager to use when extracting the document text
throws:
  CmsIndexException - if something goes wrong




updateResources
void updateResources(IndexWriter writer, CmsIndexingThreadManager threadManager, List resourcesToUpdate) throws CmsIndexException(Code)
Incremental index update - create a new index entry for all resources in the given list.


Parameters:
  writer - the index writer to write the update to
Parameters:
  resourcesToUpdate - a list of org.opencms.db.CmsPublishedResource instances that must be updated
Parameters:
  threadManager - the thread manager to use when extracting the document text
throws:
  CmsIndexException - if something goes wrong




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