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java.lang.Objectorg.openstreetmap.osmosis.core.pgsql.v0_6.impl.EntityReader<T>
T - The entity type to be supported.public class EntityReader<T extends Entity>
Reads instances of an entity type from a database ordered by the identifier. It combines the output of the entity feature table readers to produce fully configured entity objects.
| Constructor Summary | |
|---|---|
EntityReader(DatabaseContext dbCtx,
EntityMapper<T> entityMapper)
Creates a new instance. |
|
EntityReader(DatabaseContext dbCtx,
EntityMapper<T> entityMapper,
java.lang.String constraintTable)
Creates a new instance. |
|
| Method Summary | |
|---|---|
boolean |
hasNext()
|
T |
next()
|
protected void |
populateEntityFeatures(T entity)
Populates the entity with the its features. |
void |
release()
Performs resource cleanup tasks such as closing files, or database connections. |
void |
remove()
|
| Methods inherited from class java.lang.Object |
|---|
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
| Constructor Detail |
|---|
public EntityReader(DatabaseContext dbCtx,
EntityMapper<T> entityMapper)
dbCtx - The database context to use for accessing the database.entityMapper - The database mapper for the entity type.
public EntityReader(DatabaseContext dbCtx,
EntityMapper<T> entityMapper,
java.lang.String constraintTable)
dbCtx - The database context to use for accessing the database.entityMapper - The database mapper for the entity type.constraintTable - The table containing a column named id defining the list of
entities to be returned.| Method Detail |
|---|
protected void populateEntityFeatures(T entity)
entity - The entity to be populated.public boolean hasNext()
hasNext in interface java.util.Iterator<T extends Entity>public T next()
next in interface java.util.Iterator<T extends Entity>public void remove()
remove in interface java.util.Iterator<T extends Entity>public void release()
release in interface Releasable
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