org.hibernate.envers.internal.entities.mapper.relation.query

Class AbstractRelationQueryGenerator

java.lang.Object

org.hibernate.envers.internal.entities.mapper.relation.query.AbstractRelationQueryGenerator

All Implemented Interfaces:

RelationQueryGenerator

Direct Known Subclasses:

OneAuditEntityQueryGenerator, OneEntityQueryGenerator, ThreeEntityQueryGenerator, TwoEntityOneAuditedQueryGenerator, TwoEntityQueryGenerator

public abstract class AbstractRelationQueryGenerator
extends java.lang.Object
implements RelationQueryGenerator

Base class for implementers of RelationQueryGenerator contract.

Field Summary

Fields

Modifier and Type	Field and Description
protected MiddleIdData	referencingIdData
protected boolean	revisionTypeInId
protected AuditEntitiesConfiguration	verEntCfg

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	AbstractRelationQueryGenerator(AuditEntitiesConfiguration verEntCfg, MiddleIdData referencingIdData, boolean revisionTypeInId)

Method Summary

Modifier and Type	Method and Description
Query	getQuery(AuditReaderImplementor versionsReader, java.lang.Object primaryKey, java.lang.Number revision, boolean removed)
protected abstract java.lang.String	getQueryRemovedString()
protected abstract java.lang.String	getQueryString()
protected java.lang.String	getRevisionTypePath()
protected java.lang.String	queryToString(QueryBuilder query)
protected java.lang.String	queryToString(QueryBuilder query, java.util.Map<java.lang.String,java.lang.Object> queryParamValues)

Methods inherited from class java.lang.Object

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

Field Detail

verEntCfg

protected final AuditEntitiesConfiguration verEntCfg

referencingIdData

protected final MiddleIdData referencingIdData

revisionTypeInId

protected final boolean revisionTypeInId

Constructor Detail

AbstractRelationQueryGenerator

protected AbstractRelationQueryGenerator(AuditEntitiesConfiguration verEntCfg,
                                         MiddleIdData referencingIdData,
                                         boolean revisionTypeInId)

Method Detail

getQueryString

protected abstract java.lang.String getQueryString()

Returns:

Query used to retrieve state of audited entity valid at a given revision.

getQueryRemovedString

protected abstract java.lang.String getQueryRemovedString()

Returns:

Query executed to retrieve state of audited entity valid at previous revision or removed during exactly specified revision number. Used only when traversing deleted entities graph.

getQuery

public Query getQuery(AuditReaderImplementor versionsReader,
                      java.lang.Object primaryKey,
                      java.lang.Number revision,
                      boolean removed)

Specified by:

getQuery in interface RelationQueryGenerator

queryToString

protected java.lang.String queryToString(QueryBuilder query)

queryToString

protected java.lang.String queryToString(QueryBuilder query,
                                         java.util.Map<java.lang.String,java.lang.Object> queryParamValues)

getRevisionTypePath

protected java.lang.String getRevisionTypePath()