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## org.apache.ode.dao.jpa
Class BPELDAOConnectionImpl

    java.lang.Object
      org.apache.ode.dao.jpa.BPELDAOConnectionImpl

All Implemented Interfaces:
  BpelDAOConnection

    public class BPELDAOConnectionImpl

extends java.lang.Object
implements BpelDAOConnection

Field Summary
`protected javax.persistence.EntityManager` | `_em`

Constructor Summary
`BPELDAOConnectionImpl(javax.persistence.EntityManager em)`

Method Summary
`java.util.List<BpelEvent>` | `bpelEventQuery(InstanceFilter ifilter, BpelEventFilter efilter)` Execute a query to retrieve the BPEL events matching the criteria.
`java.util.List<java.util.Date>` | `bpelEventTimelineQuery(InstanceFilter ifilter, BpelEventFilter efilter)` Execute a query for the timeline for BPEL events matching the criteria.
`void` | `close()`
`MessageExchangeDAO` | `createMessageExchange(char dir)` Create a message exchange.
`ProcessDAO` | `createProcess(javax.xml.namespace.QName pid, javax.xml.namespace.QName type, java.lang.String guid, long version)`
`ProcessDAO` | `createTransientProcess(java.io.Serializable id)`
`void` | `deleteMessageExchange(MessageExchangeDAO mexDao)`
`java.util.Collection<CorrelationSetDAO>` | `getActiveCorrelationSets()`
`java.util.Map<java.lang.Long,java.util.Collection<CorrelationSetDAO>>` | `getCorrelationSets(java.util.Collection<ProcessInstanceDAO> instances)`
`javax.persistence.EntityManager` | `getEntityManager()`
`ProcessInstanceDAO` | `getInstance(java.lang.Long iid)` Retrieve a process instance from the database.
`MessageExchangeDAO` | `getMessageExchange(java.lang.String mexid)`
`int` | `getNumInstances(javax.xml.namespace.QName processId)`
`ProcessDAO` | `getProcess(javax.xml.namespace.QName processId)` Return the DAO for a bpel process.
`ProcessManagementDAO` | `getProcessManagement()` Returns an interface for process and instance management.
`ScopeDAO` | `getScope(java.lang.Long siidl)` Retrieve a scope instance from the database.
`void` | `insertBpelEvent(BpelEvent event, ProcessDAO process, ProcessInstanceDAO instance)` Insert a BPEL event into the database.
`java.util.Collection<ProcessInstanceDAO>` | `instanceQuery(InstanceFilter criteria)` Query instances in the database meeting the requested criteria.
`java.util.Collection<ProcessInstanceDAO>` | `instanceQuery(java.lang.String expression)`
`void` | `setEntityManger(javax.persistence.EntityManager em)`

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

Field Detail

### _em

    protected javax.persistence.EntityManager _em

Constructor Detail

### BPELDAOConnectionImpl

    public BPELDAOConnectionImpl(javax.persistence.EntityManager em)

Method Detail

### bpelEventQuery

    public java.util.List<BpelEvent> bpelEventQuery(InstanceFilter ifilter,
                                                    BpelEventFilter efilter)

  Description copied from interface: `BpelDAOConnection`
  Execute a query to retrieve the BPEL events matching the criteria.

  Specified by:
    `bpelEventQuery` in interface `BpelDAOConnection`
  Parameters:
    `ifilter` - instance filter
    `efilter` - event filter
  Returns:

### bpelEventTimelineQuery

    public java.util.List<java.util.Date> bpelEventTimelineQuery(InstanceFilter ifilter,
                                                                 BpelEventFilter efilter)

  Description copied from interface: `BpelDAOConnection`
  Execute a query for the timeline for BPEL events matching the criteria.

  Specified by:
    `bpelEventTimelineQuery` in interface `BpelDAOConnection`
  Parameters:
    `ifilter` - instance filter (optional)
    `efilter` - event filter (optional)
  Returns:
    List of event timestamps of events matching the criteria

### getInstance

    public ProcessInstanceDAO getInstance(java.lang.Long iid)

  Description copied from interface: `BpelDAOConnection`
  Retrieve a process instance from the database.

  Specified by:
    `getInstance` in interface `BpelDAOConnection`
  Parameters:
    `iid` - instance identifier
  Returns:
    process instance

### close

    public void close()

  Specified by:
    `close` in interface `BpelDAOConnection`

### createMessageExchange

    public MessageExchangeDAO createMessageExchange(char dir)

  Description copied from interface: `BpelDAOConnection`
  Create a message exchange.

  Specified by:
    `createMessageExchange` in interface `BpelDAOConnection`
  Parameters:
    `dir` - type of message exchange
  Returns:

### createProcess

    public ProcessDAO createProcess(javax.xml.namespace.QName pid,
                                    javax.xml.namespace.QName type,
                                    java.lang.String guid,
                                    long version)

  Specified by:
    `createProcess` in interface `BpelDAOConnection`

### createTransientProcess

    public ProcessDAO createTransientProcess(java.io.Serializable id)

  Specified by:
    `createTransientProcess` in interface `BpelDAOConnection`

### getProcess

    public ProcessDAO getProcess(javax.xml.namespace.QName processId)

  Description copied from interface: `BpelDAOConnection`
  Return the DAO for a bpel process.

  Specified by:
    `getProcess` in interface `BpelDAOConnection`
  Parameters:
    `processId` - name (identifier) of the process
  Returns:
    DAO

### getNumInstances

    public int getNumInstances(javax.xml.namespace.QName processId)

  Specified by:
    `getNumInstances` in interface `BpelDAOConnection`

### getScope

    public ScopeDAO getScope(java.lang.Long siidl)

  Description copied from interface: `BpelDAOConnection`
  Retrieve a scope instance from the database.

  Specified by:
    `getScope` in interface `BpelDAOConnection`
  Parameters:
    `siidl` - scope instance identifier
  Returns:
    scope instance

### insertBpelEvent

    public void insertBpelEvent(BpelEvent event,
                                ProcessDAO process,
                                ProcessInstanceDAO instance)

  Description copied from interface: `BpelDAOConnection`
  Insert a BPEL event into the database.

  Specified by:
    `insertBpelEvent` in interface `BpelDAOConnection`
  Parameters:
    `event` - a BPEL event
    `process` - associated process (optional)
    `instance` - associated instance (optional)

### instanceQuery

    public java.util.Collection<ProcessInstanceDAO> instanceQuery(InstanceFilter criteria)

  Description copied from interface: `BpelDAOConnection`
  Query instances in the database meeting the requested criteria.

  Specified by:
    `instanceQuery` in interface `BpelDAOConnection`
  Returns:
    Collection

### instanceQuery

    public java.util.Collection<ProcessInstanceDAO> instanceQuery(java.lang.String expression)

  Specified by:
    `instanceQuery` in interface `BpelDAOConnection`

### setEntityManger

    public void setEntityManger(javax.persistence.EntityManager em)

### getMessageExchange

    public MessageExchangeDAO getMessageExchange(java.lang.String mexid)

  Specified by:
    `getMessageExchange` in interface `BpelDAOConnection`

### deleteMessageExchange

    public void deleteMessageExchange(MessageExchangeDAO mexDao)

### getEntityManager

    public javax.persistence.EntityManager getEntityManager()

### getCorrelationSets

    public java.util.Map<java.lang.Long,java.util.Collection<CorrelationSetDAO>> getCorrelationSets(java.util.Collection<ProcessInstanceDAO> instances)

  Specified by:
    `getCorrelationSets` in interface `BpelDAOConnection`

### getActiveCorrelationSets

    public java.util.Collection<CorrelationSetDAO> getActiveCorrelationSets()

  Specified by:
    `getActiveCorrelationSets` in interface `BpelDAOConnection`

### getProcessManagement

    public ProcessManagementDAO getProcessManagement()

  Description copied from interface: `BpelDAOConnection`
  Returns an interface for process and instance management.

  Specified by:
    `getProcessManagement` in interface `BpelDAOConnection`
  Returns:
    a ProcessManagement DAO

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