public class SqlEntityProcessor extends EntityProcessorBase
An EntityProcessor
instance which provides support for reading from
databases. It is used in conjunction with JdbcDataSource
. This is the default
EntityProcessor
if none is specified explicitly in data-config.xml
Refer to http://wiki.apache.org/solr/DataImportHandler for more details.
This API is experimental and may change in the future.
Modifier and Type | Field and Description |
---|---|
protected DataSource<Iterator<Map<String,Object>>> |
dataSource |
static String |
DEL_PK_QUERY |
static String |
DELTA_IMPORT_QUERY |
static String |
DELTA_QUERY |
static Pattern |
DOT_PATTERN |
static String |
PARENT_DELTA_QUERY |
static String |
QUERY |
ABORT, cacheSupport, context, CONTINUE, entityName, isFirstInit, ON_ERROR, onError, query, rowIterator, SKIP, TRANSFORM_ROW, TRANSFORMER
Constructor and Description |
---|
SqlEntityProcessor() |
Modifier and Type | Method and Description |
---|---|
String |
getDeltaImportQuery(String queryString) |
String |
getQuery() |
void |
init(Context context)
This method is called when it starts processing an entity.
|
protected void |
initQuery(String q) |
Map<String,Object> |
nextDeletedRowKey()
This is used during delta-import.
|
Map<String,Object> |
nextModifiedParentRowKey()
This is used during delta-import.
|
Map<String,Object> |
nextModifiedRowKey()
This is used for delta-import.
|
Map<String,Object> |
nextRow()
For a simple implementation, this is the only method that the sub-class should implement.
|
destroy, firstInit, getNext, initCache
close, postTransform
protected DataSource<Iterator<Map<String,Object>>> dataSource
public static final String QUERY
public static final String DELTA_QUERY
public static final String DELTA_IMPORT_QUERY
public static final String PARENT_DELTA_QUERY
public static final String DEL_PK_QUERY
public static final Pattern DOT_PATTERN
public void init(Context context)
EntityProcessor
init
in class EntityProcessorBase
context
- The current contextprotected void initQuery(String q)
public Map<String,Object> nextRow()
EntityProcessorBase
nextRow
in class EntityProcessorBase
public Map<String,Object> nextModifiedRowKey()
EntityProcessor
nextModifiedRowKey
in class EntityProcessorBase
public Map<String,Object> nextDeletedRowKey()
EntityProcessor
nextDeletedRowKey
in class EntityProcessorBase
public Map<String,Object> nextModifiedParentRowKey()
EntityProcessor
nextModifiedParentRowKey
in class EntityProcessorBase
public String getQuery()
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