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java.lang.Objectorg.openstreetmap.osmosis.core.pgsql.common.BaseDao
org.openstreetmap.osmosis.core.pgsql.v0_6.impl.EntityDao<T>
T - The entity type to be supported.public abstract class EntityDao<T extends Entity>
Provides functionality common to all top level entity daos.
| Constructor Summary | |
|---|---|
protected |
EntityDao(DatabaseContext dbCtx,
EntityMapper<T> entityMapper,
ActionDao actionDao)
Creates a new instance. |
| Method Summary | |
|---|---|
void |
addEntity(T entity)
Adds the specified entity to the database. |
boolean |
exists(long entityId)
Checks if the specified entity exists in the database. |
T |
getEntity(long entityId)
Loads the specified entity from the database. |
abstract ReleasableIterator<T> |
iterate()
Returns an iterator providing access to all entities in the database. |
protected abstract void |
loadFeatures(long entityId,
T entity)
Adds the type specific features to the entity. |
void |
modifyEntity(T entity)
Updates the specified entity details in the database. |
void |
removeEntity(long entityId)
Removes the specified entity from the database. |
| Methods inherited from class org.openstreetmap.osmosis.core.pgsql.common.BaseDao |
|---|
getDatabaseContext, prepareStatement, release |
| Methods inherited from class java.lang.Object |
|---|
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
| Constructor Detail |
|---|
protected EntityDao(DatabaseContext dbCtx,
EntityMapper<T> entityMapper,
ActionDao actionDao)
dbCtx - The database context to use for accessing the database.entityMapper - Provides entity type specific JDBC support.actionDao - The dao to use for adding action records to the database.| Method Detail |
|---|
public boolean exists(long entityId)
entityId - The unique identifier of the entity.
public T getEntity(long entityId)
entityId - The unique identifier of the entity.
protected abstract void loadFeatures(long entityId,
T entity)
entityId - The entity id.entity - The entity requiring features to be added.public void addEntity(T entity)
entity - The entity to add.public void modifyEntity(T entity)
entity - The entity to update.public void removeEntity(long entityId)
entityId - The id of the entity to remove.public abstract ReleasableIterator<T> iterate()
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