org.eclipse.smila.recordstorage.util
Class RecordDao

java.lang.Object
  org.eclipse.smila.recordstorage.util.RecordDao

All Implemented Interfaces:

java.io.Serializable

public class RecordDao
extends java.lang.Object
implements java.io.Serializable

A JPA Entity to store Records.

See Also:

Serialized Form

Field Summary

static java.lang.String	ENTITY_MEMBER_ATTRIBUTES Constant for the entity attribute _attributes.
static java.lang.String	NAMED_QUERY_FIND_BY_SOURCE Constant for the named query RecordDao.findBySource.
static java.lang.String	NAMED_QUERY_PARAM_SOURCE Constant for the entity attribute _source.

Constructor Summary

protected	RecordDao() Default Constructor, used by JPA.
	RecordDao(Record record) Conversion Constructor.

Method Summary

static java.lang.String	getIdHash(java.lang.String id) calculate the id hash from source and id value used to identify the record.
Record	toRecord() Converts this RecordDao into a Record object.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

NAMED_QUERY_FIND_BY_SOURCE

public static final java.lang.String NAMED_QUERY_FIND_BY_SOURCE

Constant for the named query RecordDao.findBySource.

See Also:

Constant Field Values

NAMED_QUERY_PARAM_SOURCE

public static final java.lang.String NAMED_QUERY_PARAM_SOURCE

Constant for the entity attribute _source.

See Also:

Constant Field Values

ENTITY_MEMBER_ATTRIBUTES

public static final java.lang.String ENTITY_MEMBER_ATTRIBUTES

Constant for the entity attribute _attributes.

See Also:

Constant Field Values

Constructor Detail

RecordDao

protected RecordDao()

Default Constructor, used by JPA.

RecordDao

public RecordDao(Record record)
          throws java.io.IOException

Conversion Constructor. Converts a Record into a RecordDao object.

Parameters:

record - a Record

Throws:

java.io.IOException - if any exception occurs

Method Detail

getIdHash

public static java.lang.String getIdHash(java.lang.String id)

calculate the id hash from source and id value used to identify the record.

Parameters:

source - source name

id - record id

Returns:

Id hash

toRecord

public Record toRecord()
                throws java.io.IOException,
                       java.lang.ClassNotFoundException

Converts this RecordDao into a Record object.

Returns:

a Record object.

Throws:

java.io.IOException - if any exception occurs

java.lang.ClassNotFoundException - if any exception occurs