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java.lang.Object de.lmu.ifi.dbs.elki.datasource.AbstractDatabaseConnection
public abstract class AbstractDatabaseConnection
Abstract super class for all database connections. AbstractDatabaseConnection already provides the setting of the database according to parameters.
Nested Class Summary | |
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static class |
AbstractDatabaseConnection.Parameterizer
Parameterization class. |
Field Summary | |
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protected List<ObjectFilter> |
filters
The filters to invoke |
static OptionID |
FILTERS_ID
Filters to apply to the input data. |
static String |
LABEL_CONCATENATION
A sign to separate components of a label. |
Constructor Summary | |
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protected |
AbstractDatabaseConnection(List<ObjectFilter> filters)
Constructor. |
Method Summary | |
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protected abstract Logging |
getLogger()
Get the logger for this database connection. |
protected MultipleObjectsBundle |
invokeFilters(MultipleObjectsBundle bundle)
Transforms the specified list of objects and their labels into a list of objects and their associations. |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Methods inherited from interface de.lmu.ifi.dbs.elki.datasource.DatabaseConnection |
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loadData |
Field Detail |
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public static final String LABEL_CONCATENATION
public static final OptionID FILTERS_ID
Key: -dbc.filter
protected List<ObjectFilter> filters
Constructor Detail |
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protected AbstractDatabaseConnection(List<ObjectFilter> filters)
filters
- Filters to apply, can be nullMethod Detail |
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protected MultipleObjectsBundle invokeFilters(MultipleObjectsBundle bundle)
bundle
- the objects to process
protected abstract Logging getLogger()
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