BasicDAO (Morphia Build 1.0.1 API)

java.lang.Object
- org.mongodb.morphia.dao.BasicDAO<T,K>

All Implemented Interfaces:: DAO<T,K>

Direct Known Subclasses:: DAO

public class BasicDAO<T,K>
extends Object
implements DAO<T,K>

Constructor Summary

Constructors
Constructor and Description
`BasicDAO(Class<T> entityClass, Datastore ds)` Create a new BasicDAO
`BasicDAO(Class<T> entityClass, com.mongodb.MongoClient mongoClient, Morphia morphia, String dbName)` Create a new BasicDAO

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method and Description
`long`	`count()` returns the total count
`long`	`count(Query<T> q)` returns the count which match the criteria
`long`	`count(String key, Object value)` returns the count which match criteria {key:value}
`Query<T>`	`createQuery()` Starts a query for this DAO entities type
`UpdateOperations<T>`	`createUpdateOperations()` Starts a update-operations def for this DAO entities type
`com.mongodb.WriteResult`	`delete(T entity)` Deletes the entity
`com.mongodb.WriteResult`	`delete(T entity, com.mongodb.WriteConcern wc)` Deletes the entity
`com.mongodb.WriteResult`	`deleteById(K id)` Delete the entity by id value
`com.mongodb.WriteResult`	`deleteByQuery(Query<T> q)` Saves the entities given the query
`void`	`ensureIndexes()` ensures indexed for this DAO
`boolean`	`exists(Query<T> q)` checks for entities which match the criteria
`boolean`	`exists(String key, Object value)` checks for entities which match criteria {key:value}
`QueryResults<T>`	`find()` returns the entities
`QueryResults<T>`	`find(Query<T> q)` returns the entities which match the criteria
`List<K>`	`findIds()` Finds the entities Ts
`List<K>`	`findIds(Query<T> q)` Finds the entities Ts by the criteria {key:value}
`List<K>`	`findIds(String key, Object value)` Finds the entities Key by the criteria {key:value}
`T`	`findOne(Query<T> q)` returns the entity which match the criteria
`T`	`findOne(String key, Object value)` returns the entity which match criteria {key:value}
`Key<T>`	`findOneId()` Finds the first entity's ID
`Key<T>`	`findOneId(Query<T> query)` Finds the first entity's ID
`Key<T>`	`findOneId(String key, Object value)` Finds the first entity's ID
`T`	`get(K id)` Loads the entity by id value
`com.mongodb.DBCollection`	`getCollection()` The underlying collection for this DAO
`Datastore`	`getDatastore()` returns the underlying datastore
`DatastoreImpl`	`getDs()`
`Class<T>`	`getEntityClass()` The type of entities for this DAO
`Class<T>`	`getEntityClazz()`
`Key<T>`	`save(T entity)` Saves the entity; either inserting or overriding the existing document
`Key<T>`	`save(T entity, com.mongodb.WriteConcern wc)` Saves the entity; either inserting or overriding the existing document
`UpdateResults`	`update(Query<T> q, UpdateOperations<T> ops)` Updates all entities matched by the constraints with the modifiers supplied.
`UpdateResults`	`updateFirst(Query<T> q, UpdateOperations<T> ops)` Updates the first entity matched by the constraints with the modifiers supplied.

Methods inherited from class java.lang.Object
equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - BasicDAO
```
public BasicDAO(Class<T> entityClass,
                com.mongodb.MongoClient mongoClient,
                Morphia morphia,
                String dbName)
```
    Create a new BasicDAO
    
    Parameters:
    
    entityClass - the class of the POJO you want to persist using this DAO
    
    mongoClient - the representations of the connection to a MongoDB instance
    
    morphia - a Morphia instance
    
    dbName - the name of the database
  - BasicDAO
```
public BasicDAO(Class<T> entityClass,
                Datastore ds)
```
    Create a new BasicDAO
    
    Parameters:
    
    entityClass - the class of the POJO you want to persist using this DAO
    
    ds - the Datastore which gives access to the MongoDB instance for this DAO
- Method Detail
  - getDs
```
public DatastoreImpl getDs()
```
  - getEntityClazz
```
public Class<T> getEntityClazz()
```
  - getCollection
```
public com.mongodb.DBCollection getCollection()
```
    The underlying collection for this DAO
    
    Specified by:
    
    getCollection in interface DAO<T,K>
  - createQuery
```
public Query<T> createQuery()
```
    Description copied from interface: DAO
    
    Starts a query for this DAO entities type
    
    Specified by:
    
    createQuery in interface DAO<T,K>
  - createUpdateOperations
```
public UpdateOperations<T> createUpdateOperations()
```
    Description copied from interface: DAO
    
    Starts a update-operations def for this DAO entities type
    
    Specified by:
    
    createUpdateOperations in interface DAO<T,K>
  - getEntityClass
```
public Class<T> getEntityClass()
```
    Description copied from interface: DAO
    
    The type of entities for this DAO
    
    Specified by:
    
    getEntityClass in interface DAO<T,K>
  - save
```
public Key<T> save(T entity)
```
    Description copied from interface: DAO
    
    Saves the entity; either inserting or overriding the existing document
    
    Specified by:
    
    save in interface DAO<T,K>
  - save
```
public Key<T> save(T entity,
                   com.mongodb.WriteConcern wc)
```
    Description copied from interface: DAO
    
    Saves the entity; either inserting or overriding the existing document
    
    Specified by:
    
    save in interface DAO<T,K>
  - updateFirst
```
public UpdateResults updateFirst(Query<T> q,
                                 UpdateOperations<T> ops)
```
    Description copied from interface: DAO
    
    Updates the first entity matched by the constraints with the modifiers supplied.
    
    Specified by:
    
    updateFirst in interface DAO<T,K>
  - update
```
public UpdateResults update(Query<T> q,
                            UpdateOperations<T> ops)
```
    Description copied from interface: DAO
    
    Updates all entities matched by the constraints with the modifiers supplied.
    
    Specified by:
    
    update in interface DAO<T,K>
  - delete
```
public com.mongodb.WriteResult delete(T entity)
```
    Description copied from interface: DAO
    
    Deletes the entity
    
    Specified by:
    
    delete in interface DAO<T,K>
  - delete
```
public com.mongodb.WriteResult delete(T entity,
                                      com.mongodb.WriteConcern wc)
```
    Description copied from interface: DAO
    
    Deletes the entity
    
    Specified by:
    
    delete in interface DAO<T,K>
  - deleteById
```
public com.mongodb.WriteResult deleteById(K id)
```
    Description copied from interface: DAO
    
    Delete the entity by id value
    
    Specified by:
    
    deleteById in interface DAO<T,K>
  - deleteByQuery
```
public com.mongodb.WriteResult deleteByQuery(Query<T> q)
```
    Description copied from interface: DAO
    
    Saves the entities given the query
    
    Specified by:
    
    deleteByQuery in interface DAO<T,K>
  - get
```
public T get(K id)
```
    Description copied from interface: DAO
    
    Loads the entity by id value
    
    Specified by:
    
    get in interface DAO<T,K>
  - findIds
```
public List<K> findIds()
```
    Description copied from interface: DAO
    
    Finds the entities Ts
    
    Specified by:
    
    findIds in interface DAO<T,K>
  - findIds
```
public List<K> findIds(Query<T> q)
```
    Description copied from interface: DAO
    
    Finds the entities Ts by the criteria {key:value}
    
    Specified by:
    
    findIds in interface DAO<T,K>
  - findIds
```
public List<K> findIds(String key,
                       Object value)
```
    Description copied from interface: DAO
    
    Finds the entities Key by the criteria {key:value}
    
    Specified by:
    
    findIds in interface DAO<T,K>
  - findOneId
```
public Key<T> findOneId()
```
    Description copied from interface: DAO
    
    Finds the first entity's ID
    
    Specified by:
    
    findOneId in interface DAO<T,K>
  - findOneId
```
public Key<T> findOneId(String key,
                        Object value)
```
    Description copied from interface: DAO
    
    Finds the first entity's ID
    
    Specified by:
    
    findOneId in interface DAO<T,K>
  - findOneId
```
public Key<T> findOneId(Query<T> query)
```
    Description copied from interface: DAO
    
    Finds the first entity's ID
    
    Specified by:
    
    findOneId in interface DAO<T,K>
  - exists
```
public boolean exists(String key,
                      Object value)
```
    Description copied from interface: DAO
    
    checks for entities which match criteria {key:value}
    
    Specified by:
    
    exists in interface DAO<T,K>
  - exists
```
public boolean exists(Query<T> q)
```
    Description copied from interface: DAO
    
    checks for entities which match the criteria
    
    Specified by:
    
    exists in interface DAO<T,K>
  - count
```
public long count()
```
    Description copied from interface: DAO
    
    returns the total count
    
    Specified by:
    
    count in interface DAO<T,K>
  - count
```
public long count(String key,
                  Object value)
```
    Description copied from interface: DAO
    
    returns the count which match criteria {key:value}
    
    Specified by:
    
    count in interface DAO<T,K>
  - count
```
public long count(Query<T> q)
```
    Description copied from interface: DAO
    
    returns the count which match the criteria
    
    Specified by:
    
    count in interface DAO<T,K>
  - findOne
```
public T findOne(String key,
                 Object value)
```
    Description copied from interface: DAO
    
    returns the entity which match criteria {key:value}
    
    Specified by:
    
    findOne in interface DAO<T,K>
  - findOne
```
public T findOne(Query<T> q)
```
    Description copied from interface: DAO
    
    returns the entity which match the criteria
    
    Specified by:
    
    findOne in interface DAO<T,K>
  - find
```
public QueryResults<T> find()
```
    Description copied from interface: DAO
    
    returns the entities
    
    Specified by:
    
    find in interface DAO<T,K>
  - find
```
public QueryResults<T> find(Query<T> q)
```
    Description copied from interface: DAO
    
    returns the entities which match the criteria
    
    Specified by:
    
    find in interface DAO<T,K>
  - getDatastore
```
public Datastore getDatastore()
```
    Description copied from interface: DAO
    
    returns the underlying datastore
    
    Specified by:
    
    getDatastore in interface DAO<T,K>
  - ensureIndexes
```
public void ensureIndexes()
```
    Description copied from interface: DAO
    
    ensures indexed for this DAO
    
    Specified by:
    
    ensureIndexes in interface DAO<T,K>

Class BasicDAO<T,K>

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Constructor Detail

BasicDAO

BasicDAO

Method Detail

getDs

getEntityClazz

getCollection

createQuery

createUpdateOperations

getEntityClass

save

save

updateFirst

update

delete

delete

deleteById

deleteByQuery

get

findIds

findIds

findIds

findOneId

findOneId

findOneId

exists

exists

count

count

count

findOne

findOne

find

find

getDatastore

ensureIndexes