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<div class="subTitle">org.apache.openjpa.conf</div>
<h2 title="Class Compatibility" class="title">Class Compatibility</h2>
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<li>org.apache.openjpa.conf.Compatibility</li>
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<pre>public class <span class="strong">Compatibility</span>
extends <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></pre>
<div class="block">Struct encompassing backwards-compatibility options.</div>
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<h3>Field Summary</h3>
<table class="overviewSummary" border="0" cellpadding="3" cellspacing="0" summary="Field Summary table, listing fields, and an explanation">
<caption><span>Fields</span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Field and Description</th>
</tr>
<tr class="altColor">
<td class="colFirst"><code>static int</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/conf/Compatibility.html#JPQL_EXTENDED">JPQL_EXTENDED</a></strong></code>
<div class="block">Allow non-compliant extensions of JPQL.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>static int</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/conf/Compatibility.html#JPQL_STRICT">JPQL_STRICT</a></strong></code>
<div class="block">If a JPQL statement is not compliant with the JPA specification,
fail to parse it.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>static int</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/conf/Compatibility.html#JPQL_WARN">JPQL_WARN</a></strong></code>
<div class="block">If a JPQL statement is not compliant with the JPA specification,
warn the first time that statement is parsed.</div>
</td>
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<h3>Constructor Summary</h3>
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<caption><span>Constructors</span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colOne" scope="col">Constructor and Description</th>
</tr>
<tr class="altColor">
<td class="colOne"><code><strong><a href="../../../../org/apache/openjpa/conf/Compatibility.html#Compatibility()">Compatibility</a></strong>()</code>&nbsp;</td>
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<caption><span>Methods</span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Method and Description</th>
</tr>
<tr class="altColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/conf/Compatibility.html#getAutoOff()">getAutoOff</a></strong>()</code>
<div class="block">Whether to turn collection/map tracing off in case of more number of modifications.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/conf/Compatibility.html#getCacheNonDefaultFetchPlanQueries()">getCacheNonDefaultFetchPlanQueries</a></strong>()</code>
<div class="block">Whether the SQL generated for queries executed with a modified fetch plan are cached.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/conf/Compatibility.html#getCascadeWithDetach()">getCascadeWithDetach</a></strong>()</code>
<div class="block">Whether openjpa will always cascade on detach, regardless of the
cascade setting.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/conf/Compatibility.html#getCheckDatabaseForCascadePersistToDetachedEntity()">getCheckDatabaseForCascadePersistToDetachedEntity</a></strong>()</code>
<div class="block">Whether OpenJPA will check the database for an Entity when cascading a persist to another Entity.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/conf/Compatibility.html#getCloseOnManagedCommit()">getCloseOnManagedCommit</a></strong>()</code>
<div class="block">Whether to close the broker when the managed transaction commits.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/conf/Compatibility.html#getConvertPositionalParametersToNamed()">getConvertPositionalParametersToNamed</a></strong>()</code>&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/conf/Compatibility.html#getCopyObjectIds()">getCopyObjectIds</a></strong>()</code>
<div class="block">Whether to copy identity objects before returning them to client code.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/conf/Compatibility.html#getCopyOnDetach()">getCopyOnDetach</a></strong>()</code>
<div class="block">Affirms if detached entities are copy of the managed instances.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/conf/Compatibility.html#getFilterPCRegistryClasses()">getFilterPCRegistryClasses</a></strong>()</code>
<div class="block">Whether the metadata processor should filter classes dispatched by the PCRegistry listener system.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/conf/Compatibility.html#getFlushBeforeDetach()">getFlushBeforeDetach</a></strong>()</code>
<div class="block">Whether OpenJPA should flush changes before detaching or serializing an
entity.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/conf/Compatibility.html#getIgnoreDetachedStateFieldForProxySerialization()">getIgnoreDetachedStateFieldForProxySerialization</a></strong>()</code>
<div class="block">Whether OpenJPA should ignore the DetachedStateField value when
determining if our Proxy classes should be removed during serialization.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>int</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/conf/Compatibility.html#getJPQL()">getJPQL</a></strong>()</code>
<div class="block">Whether or not JPQL extensions are allowed.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/conf/Compatibility.html#getMetaFactoriesAreStrict()">getMetaFactoriesAreStrict</a></strong>()</code>
<div class="block">Whether the MetaDataFactory and MappingFactory should be set to strict mode.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/conf/Compatibility.html#getNonOptimisticVersionCheck()">getNonOptimisticVersionCheck</a></strong>()</code>
<div class="block">Whether or not to perform a version check on instances being updated
in a datastore transaction.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/conf/Compatibility.html#getOverrideContextClassloader()">getOverrideContextClassloader</a></strong>()</code>
<div class="block">Whether to temporally override the thread's Context Classloader when processing
ORM XML documents to avoid deadlock potential with certain Classloader hierarchy
configurations.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/conf/Compatibility.html#getParseAnnotationsForQueryMode()">getParseAnnotationsForQueryMode</a></strong>()</code>
<div class="block">Whether OpenJPA will scan every persistent class in an XML mapping file for annotations prior to executing a
query.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/conf/Compatibility.html#getPrivatePersistentProperties()">getPrivatePersistentProperties</a></strong>()</code>
<div class="block">Whether OpenJPA allows private, non-transient properties to be
persistent.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/conf/Compatibility.html#getQuotedNumbersInQueries()">getQuotedNumbersInQueries</a></strong>()</code>
<div class="block">Whether to interpret quoted numbers in query strings as numbers.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/conf/Compatibility.html#getReloadOnDetach()">getReloadOnDetach</a></strong>()</code>
<div class="block">Whether OpenJPA should attempt to load fields when the DetachState
option is set to loaded.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/conf/Compatibility.html#getResetFlushFlagForCascadePersist()">getResetFlushFlagForCascadePersist</a></strong>()</code>
<div class="block">Whether OpenJPA should reset the internal state (flush flag) when cascading a persist to another
Entity.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/conf/Compatibility.html#getReturnNullOnEmptyAggregateResult()">getReturnNullOnEmptyAggregateResult</a></strong>()</code>
<div class="block">This property is used to specify whether the aggregate query functions
SUM, AVG, MAX, and MIN return null if there is no query result.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/conf/Compatibility.html#getStoreMapCollectionInEntityAsBlob()">getStoreMapCollectionInEntityAsBlob</a></strong>()</code>
<div class="block">Whether if map and collection in entity are stored as blob.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/conf/Compatibility.html#getStrictIdentityValues()">getStrictIdentityValues</a></strong>()</code>
<div class="block">Whether to require exact identity value types when creating object
ids from a class and value.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/conf/Compatibility.html#getSuperclassDiscriminatorStrategyByDefault()">getSuperclassDiscriminatorStrategyByDefault</a></strong>()</code>
<div class="block">Whether to add class criteria for super class discreminator strategy.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/conf/Compatibility.html#getUseJPA2DefaultOrderColumnName()">getUseJPA2DefaultOrderColumnName</a></strong>()</code>
<div class="block">Whether OpenJPA should use the new default order column name defined
by JPA 2.0: name; "_"; "ORDER" or the pre-JPA 2.0 default name "ordr".</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/conf/Compatibility.html#getUseListAttributeForArrays()">getUseListAttributeForArrays</a></strong>()</code>
<div class="block">This property can be used to allow OpenJPA to use ListAttributes for all types of Arrays, not just those with the
&#064; PersistentCollection annotation.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/conf/Compatibility.html#getValidateFalseReturnsHollow()">getValidateFalseReturnsHollow</a></strong>()</code>
<div class="block">Whether to return hollow instances to broker lookups with a
<code>validate</code> parameter of false.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/conf/Compatibility.html#getValidateTrueChecksStore()">getValidateTrueChecksStore</a></strong>()</code>
<div class="block">Whether to check the datastore for the existence of a nontransactional
cached object in broker lookups with a <code>validate</code> parameter
of true.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/conf/Compatibility.html#isAbstractMappingUniDirectional()">isAbstractMappingUniDirectional</a></strong>()</code>
<div class="block">Whether OpenJPA allows bi-directional relationship in the MappedSuperclass.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/conf/Compatibility.html#isNonDefaultMappingAllowed()">isNonDefaultMappingAllowed</a></strong>()</code>
<div class="block">Whether OpenJPA allows non-default entity relationship mapping.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/conf/Compatibility.html#isSingletonLifecycleEventManager()">isSingletonLifecycleEventManager</a></strong>()</code>
<div class="block">Returns true if life cycle event manager is a singleton configuration.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/conf/Compatibility.html#setAbstractMappingUniDirectional(boolean)">setAbstractMappingUniDirectional</a></strong>(boolean&nbsp;isAbstractMappingUniDirectional)</code>
<div class="block">Whether OpenJPA allows bi-directional relationship in the MappedSuperclass.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/conf/Compatibility.html#setAutoOff(boolean)">setAutoOff</a></strong>(boolean&nbsp;autoOff)</code>
<div class="block">Whether to turn collection/map tracing off in case of more number of modifications.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/conf/Compatibility.html#setCacheNonDefaultFetchPlanQueries(boolean)">setCacheNonDefaultFetchPlanQueries</a></strong>(boolean&nbsp;bool)</code>
<div class="block">Whether the SQL generated for queries executed with a modified fetch plan are cached.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/conf/Compatibility.html#setCascadeWithDetach(boolean)">setCascadeWithDetach</a></strong>(boolean&nbsp;cascadeWithDetach)</code>
<div class="block">Whether openjpa should always cascade on detach, regardless of the
cascade setting.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/conf/Compatibility.html#setCheckDatabaseForCascadePersistToDetachedEntity(boolean)">setCheckDatabaseForCascadePersistToDetachedEntity</a></strong>(boolean&nbsp;b)</code>
<div class="block">Whether OpenJPA will check the database for an Entity when cascading a persist to another Entity.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/conf/Compatibility.html#setCloseOnManagedCommit(boolean)">setCloseOnManagedCommit</a></strong>(boolean&nbsp;close)</code>
<div class="block">Whether to close the broker when the managed transaction commits.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/conf/Compatibility.html#setConvertPositionalParametersToNamed(boolean)">setConvertPositionalParametersToNamed</a></strong>(boolean&nbsp;c)</code>&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/conf/Compatibility.html#setCopyObjectIds(boolean)">setCopyObjectIds</a></strong>(boolean&nbsp;copy)</code>
<div class="block">Whether to copy identity objects before returning them to client code.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/conf/Compatibility.html#setCopyOnDetach(boolean)">setCopyOnDetach</a></strong>(boolean&nbsp;copyOnDetach)</code>
<div class="block">Sets if detached entities are copy of the managed instances.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/conf/Compatibility.html#setFilterPCRegistryClasses(boolean)">setFilterPCRegistryClasses</a></strong>(boolean&nbsp;bool)</code>
<div class="block">Whether the metadata processor should filter classes dispatched by the PCRegistry listener system.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/conf/Compatibility.html#setFlushBeforeDetach(boolean)">setFlushBeforeDetach</a></strong>(boolean&nbsp;beforeDetach)</code>
<div class="block">Whether OpenJPA should flush changes before detaching or serializing an
entity.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/conf/Compatibility.html#setIgnoreDetachedStateFieldForProxySerialization(boolean)">setIgnoreDetachedStateFieldForProxySerialization</a></strong>(boolean&nbsp;ignoreDSF)</code>
<div class="block">Whether OpenJPA should ignore the DetachedStateField value when
determining if our Proxy classes should be removed during serialization.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/conf/Compatibility.html#setJPQL(java.lang.String)">setJPQL</a></strong>(<a href="http://docs.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;jpql)</code>
<div class="block">Whether or not JPQL extensions are allowed.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/conf/Compatibility.html#setMetaFactoriesAreStrict(boolean)">setMetaFactoriesAreStrict</a></strong>(boolean&nbsp;metaFactoriesAreStrict)</code>
<div class="block">Set whether MetaDataFactories and MappingFactories will be strictly separate.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/conf/Compatibility.html#setNonDefaultMappingAllowed(boolean)">setNonDefaultMappingAllowed</a></strong>(boolean&nbsp;isNonDefaultMappingAllowed)</code>
<div class="block">Whether OpenJPA allows non-default entity relationship mapping.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/conf/Compatibility.html#setNonOptimisticVersionCheck(boolean)">setNonOptimisticVersionCheck</a></strong>(boolean&nbsp;nonOptimisticVersionCheck)</code>
<div class="block">Whether or not to perform a version check on instances being updated
in a datastore transaction.</div>
</td>
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<tr class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/conf/Compatibility.html#setOverrideContextClassloader(boolean)">setOverrideContextClassloader</a></strong>(boolean&nbsp;overrideContextClassloader)</code>
<div class="block">Whether to temporally override the thread's Context Classloader when processing
ORM XML documents to avoid deadlock potential with certain Classloader hierarchy
configurations.</div>
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</tr>
<tr class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/conf/Compatibility.html#setParseAnnotationsForQueryMode(boolean)">setParseAnnotationsForQueryMode</a></strong>(boolean&nbsp;parseAnnotationsForQueryMode)</code>
<div class="block">Whether OpenJPA will scan every persistent class in an XML mapping file for annotations prior to executing a
query.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/conf/Compatibility.html#setPrivatePersistentProperties(boolean)">setPrivatePersistentProperties</a></strong>(boolean&nbsp;privateProps)</code>
<div class="block">Whether OpenJPA allows private, non-transient properties to be
persistent.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/conf/Compatibility.html#setQuotedNumbersInQueries(boolean)">setQuotedNumbersInQueries</a></strong>(boolean&nbsp;quotedNumbers)</code>
<div class="block">Whether to interpret quoted numbers in query strings as numbers.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/conf/Compatibility.html#setReloadOnDetach(boolean)">setReloadOnDetach</a></strong>(boolean&nbsp;reloadOnDetach)</code>
<div class="block">Whether OpenJPA should attempt to load fields when the DetachState
option is set to loaded.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/conf/Compatibility.html#setResetFlushFlagForCascadePersist(boolean)">setResetFlushFlagForCascadePersist</a></strong>(boolean&nbsp;b)</code>
<div class="block">Whether OpenJPA should reset the internal state (flush flag) when cascading a persist to another
Entity.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/conf/Compatibility.html#setReturnNullOnAggregateResult(boolean)">setReturnNullOnAggregateResult</a></strong>(boolean&nbsp;returnNullOnEmptyAggregateResult)</code>
<div class="block">This property is used to specify whether the aggregate query functions
SUM, AVG, MAX, and MIN return null if there is no query result.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/conf/Compatibility.html#setSingletonLifecycleEventManager(boolean)">setSingletonLifecycleEventManager</a></strong>(boolean&nbsp;singleton)</code>
<div class="block">This property set whether each EntityManager has its own life cycle event manager.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/conf/Compatibility.html#setStoreMapCollectionInEntityAsBlob(boolean)">setStoreMapCollectionInEntityAsBlob</a></strong>(boolean&nbsp;storeAsBlob)</code>
<div class="block">Whether if map and collection in entity are stored as blob.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/conf/Compatibility.html#setStrictIdentityValues(boolean)">setStrictIdentityValues</a></strong>(boolean&nbsp;strictVals)</code>
<div class="block">Whether to require exact identity value types when creating object
ids from a class and value.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/conf/Compatibility.html#setSuperclassDiscriminatorStrategyByDefault(boolean)">setSuperclassDiscriminatorStrategyByDefault</a></strong>(boolean&nbsp;superclassDiscriminatorStrategyByDefault)</code>
<div class="block">Whether to add class criteria for super class discreminator strategy.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/conf/Compatibility.html#setUseJPA2DefaultOrderColumnName(boolean)">setUseJPA2DefaultOrderColumnName</a></strong>(boolean&nbsp;useJPA2Name)</code>
<div class="block">Whether OpenJPA should use the new default order column name defined
by JPA 2.0: name; "_"; "ORDER" or the pre-JPA 2.0 default name "ordr".</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/conf/Compatibility.html#setUseListAttributeForArrays(boolean)">setUseListAttributeForArrays</a></strong>(boolean&nbsp;useListAttribute)</code>
<div class="block">This property can be used to allow OpenJPA to use ListAttributes for all types of Arrays, not just those with the
&#064;PersistentCollection annotation.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/conf/Compatibility.html#setValidateFalseReturnsHollow(boolean)">setValidateFalseReturnsHollow</a></strong>(boolean&nbsp;hollow)</code>
<div class="block">Whether to return hollow instances to broker lookups with a
<code>validate</code> parameter of false.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/conf/Compatibility.html#setValidateTrueChecksStore(boolean)">setValidateTrueChecksStore</a></strong>(boolean&nbsp;check)</code>
<div class="block">Whether to check the datastore for the existence of a nontransactional
cached object in broker lookups with a <code>validate</code> parameter
of true.</div>
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<pre>public static final&nbsp;int JPQL_STRICT</pre>
<div class="block">If a JPQL statement is not compliant with the JPA specification,
fail to parse it.</div>
<dl><dt><span class="strong">Since:</span></dt>
<dd>1.1.0</dd>
<dt><span class="strong">See Also:</span></dt><dd><a href="../../../../constant-values.html#org.apache.openjpa.conf.Compatibility.JPQL_STRICT">Constant Field Values</a></dd></dl>
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<pre>public static final&nbsp;int JPQL_WARN</pre>
<div class="block">If a JPQL statement is not compliant with the JPA specification,
warn the first time that statement is parsed.</div>
<dl><dt><span class="strong">Since:</span></dt>
<dd>1.1.0</dd>
<dt><span class="strong">See Also:</span></dt><dd><a href="../../../../constant-values.html#org.apache.openjpa.conf.Compatibility.JPQL_WARN">Constant Field Values</a></dd></dl>
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<pre>public static final&nbsp;int JPQL_EXTENDED</pre>
<div class="block">Allow non-compliant extensions of JPQL.</div>
<dl><dt><span class="strong">Since:</span></dt>
<dd>1.1.0</dd>
<dt><span class="strong">See Also:</span></dt><dd><a href="../../../../constant-values.html#org.apache.openjpa.conf.Compatibility.JPQL_EXTENDED">Constant Field Values</a></dd></dl>
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<pre>public&nbsp;Compatibility()</pre>
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<pre>public&nbsp;boolean&nbsp;getStrictIdentityValues()</pre>
<div class="block">Whether to require exact identity value types when creating object
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<pre>public&nbsp;void&nbsp;setStrictIdentityValues(boolean&nbsp;strictVals)</pre>
<div class="block">Whether to require exact identity value types when creating object
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<pre>public&nbsp;boolean&nbsp;getAutoOff()</pre>
<div class="block">Whether to turn collection/map tracing off in case of more number of modifications.
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<pre>public&nbsp;void&nbsp;setAutoOff(boolean&nbsp;autoOff)</pre>
<div class="block">Whether to turn collection/map tracing off in case of more number of modifications.
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<pre>public&nbsp;boolean&nbsp;getSuperclassDiscriminatorStrategyByDefault()</pre>
<div class="block">Whether to add class criteria for super class discreminator strategy.
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<pre>public&nbsp;void&nbsp;setSuperclassDiscriminatorStrategyByDefault(boolean&nbsp;superclassDiscriminatorStrategyByDefault)</pre>
<div class="block">Whether to add class criteria for super class discreminator strategy.
Defaults to false.</div>
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<pre>public&nbsp;boolean&nbsp;getQuotedNumbersInQueries()</pre>
<div class="block">Whether to interpret quoted numbers in query strings as numbers.
OpenJPA versions 0.3.1 and prior treated them as numbers; more recent
versions treat them as strings.</div>
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<pre>public&nbsp;void&nbsp;setQuotedNumbersInQueries(boolean&nbsp;quotedNumbers)</pre>
<div class="block">Whether to interpret quoted numbers in query strings as numbers.
OpenJPA versions 0.3.1 and prior treated them as numbers; more recent
versions treat them as strings.</div>
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<pre>public&nbsp;boolean&nbsp;getValidateFalseReturnsHollow()</pre>
<div class="block">Whether to return hollow instances to broker lookups with a
<code>validate</code> parameter of false. OpenJPA versions prior to
0.4.0 did not return hollow instances without special configuration
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<pre>public&nbsp;void&nbsp;setValidateFalseReturnsHollow(boolean&nbsp;hollow)</pre>
<div class="block">Whether to return hollow instances to broker lookups with a
<code>validate</code> parameter of false. OpenJPA versions prior to
0.4.0 did not return hollow instances without special configuration
(the <code>ObjectLookupMode</code>). Beginning with 0.4.0, hollow
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<pre>public&nbsp;boolean&nbsp;getValidateTrueChecksStore()</pre>
<div class="block">Whether to check the datastore for the existence of a nontransactional
cached object in broker lookups with a <code>validate</code> parameter
of true. OpenJPA versions prior to 0.4.0 checked the datastore.</div>
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<pre>public&nbsp;void&nbsp;setValidateTrueChecksStore(boolean&nbsp;check)</pre>
<div class="block">Whether to check the datastore for the existence of a nontransactional
cached object in broker lookups with a <code>validate</code> parameter
of true. OpenJPA versions prior to 0.4.0 checked the datastore.</div>
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<pre>public&nbsp;boolean&nbsp;getCopyObjectIds()</pre>
<div class="block">Whether to copy identity objects before returning them to client code.
Versions of OpenJPA prior to 0.3.0 always copied identity objects. Also,
you should configure OpenJPA to copy identity objects if you mutate them
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<pre>public&nbsp;void&nbsp;setCopyObjectIds(boolean&nbsp;copy)</pre>
<div class="block">Whether to copy identity objects before returning them to client code.
Versions of OpenJPA prior to 0.3.0 always copied identity objects. Also,
you should configure OpenJPA to copy identity objects if you mutate them
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<pre>public&nbsp;boolean&nbsp;getCloseOnManagedCommit()</pre>
<div class="block">Whether to close the broker when the managed transaction commits.
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<pre>public&nbsp;void&nbsp;setCloseOnManagedCommit(boolean&nbsp;close)</pre>
<div class="block">Whether to close the broker when the managed transaction commits.
Versions of OpenJPA prior to 0.3.0 did not close the broker.</div>
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<pre>public&nbsp;void&nbsp;setNonOptimisticVersionCheck(boolean&nbsp;nonOptimisticVersionCheck)</pre>
<div class="block">Whether or not to perform a version check on instances being updated
in a datastore transaction. Version of OpenJPA prior to 0.4.1 always
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<pre>public&nbsp;boolean&nbsp;getNonOptimisticVersionCheck()</pre>
<div class="block">Whether or not to perform a version check on instances being updated
in a datastore transaction. Version of OpenJPA prior to 0.4.1 always
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<pre>public&nbsp;int&nbsp;getJPQL()</pre>
<div class="block">Whether or not JPQL extensions are allowed. Defaults to
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<dl><dt><span class="strong">Since:</span></dt>
<dd>1.1.0</dd>
<dt><span class="strong">See Also:</span></dt><dd><a href="../../../../org/apache/openjpa/conf/Compatibility.html#JPQL_WARN"><code>JPQL_WARN</code></a>,
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<div class="block">Whether or not JPQL extensions are allowed. Possible values: "warn",
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<dl><dt><span class="strong">Since:</span></dt>
<dd>1.1.0</dd>
<dt><span class="strong">See Also:</span></dt><dd><a href="../../../../org/apache/openjpa/conf/Compatibility.html#JPQL_WARN"><code>JPQL_WARN</code></a>,
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<pre>public&nbsp;boolean&nbsp;getStoreMapCollectionInEntityAsBlob()</pre>
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<dl><dt><span class="strong">Since:</span></dt>
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<pre>public&nbsp;void&nbsp;setStoreMapCollectionInEntityAsBlob(boolean&nbsp;storeAsBlob)</pre>
<div class="block">Whether if map and collection in entity are stored as blob.
Defaults to <code>false</code>.</div>
<dl><dt><span class="strong">Since:</span></dt>
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<pre>public&nbsp;boolean&nbsp;getFlushBeforeDetach()</pre>
<div class="block">Whether OpenJPA should flush changes before detaching or serializing an
entity. In JPA this is usually false, but other persistence frameworks
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<P>Prior to version 1.0.3 and 1.2.0 changes were always flushed.</div>
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<dl><dt><span class="strong">Parameters:</span></dt><dd><code>ignoreDSF</code> - if true the old Proxy serialization behavior will be used.</dd><dt><span class="strong">Since:</span></dt>
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<h4>setFlushBeforeDetach</h4>
<pre>public&nbsp;void&nbsp;setFlushBeforeDetach(boolean&nbsp;beforeDetach)</pre>
<div class="block">Whether OpenJPA should flush changes before detaching or serializing an
entity. In JPA this is usually false, but other persistence frameworks
(ie JDO) may expect it to be true.
<P>Prior to version 1.0.3 and 1.2.0 changes were always flushed.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>beforeDetach</code> - if true changes will be flushed before detaching or
serializing an entity.</dd><dt><span class="strong">Since:</span></dt>
<dd>1.0.3, 1.2.0</dd></dl>
</li>
</ul>
<a name="getCopyOnDetach()">
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<h4>getCopyOnDetach</h4>
<pre>public&nbsp;boolean&nbsp;getCopyOnDetach()</pre>
<div class="block">Affirms if detached entities are copy of the managed instances.
Before this option is introduced, detached entities were by default
copies of the managed entities unless the entire cache is detached, only
then the detachment was in-place.
This option changes the default behavior such that detachment is now
in-place by default. To emulate the previous copy-on-detach behavior
set this option to true.
If the entire cache is being detached (when the persistence context is
closed, for example), the detachement</div>
<dl><dt><span class="strong">Since:</span></dt>
<dd>2.0.0</dd></dl>
</li>
</ul>
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<h4>setCopyOnDetach</h4>
<pre>public&nbsp;void&nbsp;setCopyOnDetach(boolean&nbsp;copyOnDetach)</pre>
<div class="block">Sets if detached entities are copy of the managed instances.
Before this option is introduced, detached entities were by default
copies of the managed entities unless the entire cache is detached, only
then the detachment was in-place.
This option changes the default behavior such that detachment is now
in-place by default. To emulate the previous copy-on-detach behavior
set this option to true.</div>
<dl><dt><span class="strong">Since:</span></dt>
<dd>2.0.0</dd></dl>
</li>
</ul>
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<h4>getCascadeWithDetach</h4>
<pre>public&nbsp;boolean&nbsp;getCascadeWithDetach()</pre>
<div class="block">Whether openjpa will always cascade on detach, regardless of the
cascade setting.</div>
<dl><dt><span class="strong">Returns:</span></dt><dd>true if cascade will always occur, false if cascade will only
occur if it is specified in metadata</dd><dt><span class="strong">Since:</span></dt>
<dd>2.0.0</dd></dl>
</li>
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<h4>setCascadeWithDetach</h4>
<pre>public&nbsp;void&nbsp;setCascadeWithDetach(boolean&nbsp;cascadeWithDetach)</pre>
<div class="block">Whether openjpa should always cascade on detach, regardless of the
cascade setting.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>cascadeWithDetach</code> - true if cascade should always occur, false if
it should only occur if specified in metadata</dd><dt><span class="strong">Since:</span></dt>
<dd>2.0.0</dd></dl>
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</ul>
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<h4>getUseJPA2DefaultOrderColumnName</h4>
<pre>public&nbsp;boolean&nbsp;getUseJPA2DefaultOrderColumnName()</pre>
<div class="block">Whether OpenJPA should use the new default order column name defined
by JPA 2.0: name; "_"; "ORDER" or the pre-JPA 2.0 default name "ordr".</div>
<dl><dt><span class="strong">Returns:</span></dt><dd>true if the JPA2 default name should be used</dd><dt><span class="strong">Since:</span></dt>
<dd>2.0.0</dd></dl>
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<h4>setUseJPA2DefaultOrderColumnName</h4>
<pre>public&nbsp;void&nbsp;setUseJPA2DefaultOrderColumnName(boolean&nbsp;useJPA2Name)</pre>
<div class="block">Whether OpenJPA should use the new default order column name defined
by JPA 2.0: name; "_"; "ORDER" or the pre-JPA 2.0 default name "ordr".</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>useJPA2</code> - true if the JPA 2.0 default name should be used. false if
the 1.x name should be used.</dd><dt><span class="strong">Since:</span></dt>
<dd>2.0.0</dd></dl>
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<h4>getPrivatePersistentProperties</h4>
<pre>public&nbsp;boolean&nbsp;getPrivatePersistentProperties()</pre>
<div class="block">Whether OpenJPA allows private, non-transient properties to be
persistent. Prior to OpenJPA 2.0, if property access was used,
private properties were considered persistent. This is contrary to the
JPA specification, which states that persistent properties must be
public or protected. The default value is false.</div>
<dl><dt><span class="strong">Returns:</span></dt><dd>true if non-transient private properties should be persistent</dd><dt><span class="strong">Since:</span></dt>
<dd>2.0.0</dd></dl>
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<h4>setPrivatePersistentProperties</h4>
<pre>public&nbsp;void&nbsp;setPrivatePersistentProperties(boolean&nbsp;privateProps)</pre>
<div class="block">Whether OpenJPA allows private, non-transient properties to be
persistent. Prior to OpenJPA 2.0, if property access was used,
private properties were considered persistent. This is contrary to the
JPA specification, which states that persistent properties must be
public or protected.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>privateProps</code> - true if non-transient private properties
should be persistent</dd><dt><span class="strong">Since:</span></dt>
<dd>2.0.0</dd></dl>
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<h4>setAbstractMappingUniDirectional</h4>
<pre>public&nbsp;void&nbsp;setAbstractMappingUniDirectional(boolean&nbsp;isAbstractMappingUniDirectional)</pre>
<div class="block">Whether OpenJPA allows bi-directional relationship in the MappedSuperclass.
Prior to OpenJPA 2.0, the bi-directional relationship in the MappedSuperclass,
is not blocked. This is contrary to the JPA specification, which states that
persistent relationships defined by a mapped superclass must be
unidirectional.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>isAbstractMappingUniDirectional</code> - true if relationship defined in the
MappedSuperclass must be uni-directional</dd><dt><span class="strong">Since:</span></dt>
<dd>2.0.0</dd></dl>
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<h4>isAbstractMappingUniDirectional</h4>
<pre>public&nbsp;boolean&nbsp;isAbstractMappingUniDirectional()</pre>
<div class="block">Whether OpenJPA allows bi-directional relationship in the MappedSuperclass.
Prior to OpenJPA 2.0, the bi-directional relationship in the MappedSuperclass,
is not blocked. This is contrary to the JPA specification, which states that
persistent relationships defined by a mapped superclass must be
unidirectional. The default value is false.</div>
<dl><dt><span class="strong">Since:</span></dt>
<dd>2.0.0</dd></dl>
</li>
</ul>
<a name="setNonDefaultMappingAllowed(boolean)">
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<h4>setNonDefaultMappingAllowed</h4>
<pre>public&nbsp;void&nbsp;setNonDefaultMappingAllowed(boolean&nbsp;isNonDefaultMappingAllowed)</pre>
<div class="block">Whether OpenJPA allows non-default entity relationship mapping.
Prior to OpenJPA 2.0, the non-default entity relationship mapping
is not allowed. JPA 2.0 spec relaxes this restriction. The
default value is false.</div>
<dl><dt><span class="strong">Since:</span></dt>
<dd>2.0.0</dd></dl>
</li>
</ul>
<a name="isNonDefaultMappingAllowed()">
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<h4>isNonDefaultMappingAllowed</h4>
<pre>public&nbsp;boolean&nbsp;isNonDefaultMappingAllowed()</pre>
<div class="block">Whether OpenJPA allows non-default entity relationship mapping.
Prior to OpenJPA 2.0, the non-default entity relationship mapping
is not allowed. JPA 2.0 spec relaxes this restriction. The
default value is false.</div>
<dl><dt><span class="strong">Since:</span></dt>
<dd>2.0.0</dd></dl>
</li>
</ul>
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<h4>getReloadOnDetach</h4>
<pre>public&nbsp;boolean&nbsp;getReloadOnDetach()</pre>
<div class="block">Whether OpenJPA should attempt to load fields when the DetachState
option is set to loaded. This also determines whether a
redundant copy of the version field is made. Beginning in 2.0
it defaults to false.</div>
<dl><dt><span class="strong">Returns:</span></dt><dd>the _reloadOnDetach</dd><dt><span class="strong">Since:</span></dt>
<dd>1.2.2</dd></dl>
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</ul>
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<h4>setReloadOnDetach</h4>
<pre>public&nbsp;void&nbsp;setReloadOnDetach(boolean&nbsp;reloadOnDetach)</pre>
<div class="block">Whether OpenJPA should attempt to load fields when the DetachState
option is set to loaded. This also determines whether a
redundant copy of the version field is made. Beginning in 2.0
it defaults to false.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>reloadOnDetach</code> - the _reloadOnDetach to set</dd><dt><span class="strong">Since:</span></dt>
<dd>1.2.2</dd></dl>
</li>
</ul>
<a name="getCheckDatabaseForCascadePersistToDetachedEntity()">
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<li class="blockList">
<h4>getCheckDatabaseForCascadePersistToDetachedEntity</h4>
<pre>public&nbsp;boolean&nbsp;getCheckDatabaseForCascadePersistToDetachedEntity()</pre>
<div class="block">Whether OpenJPA will check the database for an Entity when cascading a persist to another Entity. This property
only applies for the case where we are trying to cascade a persist to an Entity which doesn't have a StateManager
and we can't determine if it is detached.</div>
<dl><dt><span class="strong">Since:</span></dt>
<dd>2.1.1</dd></dl>
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</ul>
<a name="setCheckDatabaseForCascadePersistToDetachedEntity(boolean)">
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<h4>setCheckDatabaseForCascadePersistToDetachedEntity</h4>
<pre>public&nbsp;void&nbsp;setCheckDatabaseForCascadePersistToDetachedEntity(boolean&nbsp;b)</pre>
<div class="block">Whether OpenJPA will check the database for an Entity when cascading a persist to another Entity. This property
only applies for the case where we are trying to cascade a persist to an Entity which doesn't have a StateManager
and we can't determine if it is detached.</div>
<dl><dt><span class="strong">Since:</span></dt>
<dd>2.1.1</dd></dl>
</li>
</ul>
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</a>
<ul class="blockList">
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<h4>getOverrideContextClassloader</h4>
<pre>public&nbsp;boolean&nbsp;getOverrideContextClassloader()</pre>
<div class="block">Whether to temporally override the thread's Context Classloader when processing
ORM XML documents to avoid deadlock potential with certain Classloader hierarchy
configurations. Defaults to false.</div>
</li>
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<a name="setOverrideContextClassloader(boolean)">
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<h4>setOverrideContextClassloader</h4>
<pre>public&nbsp;void&nbsp;setOverrideContextClassloader(boolean&nbsp;overrideContextClassloader)</pre>
<div class="block">Whether to temporally override the thread's Context Classloader when processing
ORM XML documents to avoid deadlock potential with certain Classloader hierarchy
configurations. Defaults to false.</div>
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<a name="getParseAnnotationsForQueryMode()">
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<h4>getParseAnnotationsForQueryMode</h4>
<pre>public&nbsp;boolean&nbsp;getParseAnnotationsForQueryMode()</pre>
<div class="block">Whether OpenJPA will scan every persistent class in an XML mapping file for annotations prior to executing a
query. In practice this scan is rarely needed, but the option to enable it is present for compatibility with
prior releases.</div>
<dl><dt><span class="strong">Returns:</span></dt><dd>true if the annotations should be re-parsed when resolving MetaData in MODE_QUERY.</dd><dt><span class="strong">Since:</span></dt>
<dd>2.0.2</dd></dl>
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</ul>
<a name="setParseAnnotationsForQueryMode(boolean)">
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<h4>setParseAnnotationsForQueryMode</h4>
<pre>public&nbsp;void&nbsp;setParseAnnotationsForQueryMode(boolean&nbsp;parseAnnotationsForQueryMode)</pre>
<div class="block">Whether OpenJPA will scan every persistent class in an XML mapping file for annotations prior to executing a
query. In practice this scan is rarely needed, but the option to enable it is present for compatibility with
prior releases.</div>
<dl><dt><span class="strong">Since:</span></dt>
<dd>2.0.2</dd></dl>
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</ul>
<a name="getUseListAttributeForArrays()">
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<ul class="blockList">
<li class="blockList">
<h4>getUseListAttributeForArrays</h4>
<pre>public&nbsp;boolean&nbsp;getUseListAttributeForArrays()</pre>
<div class="block">This property can be used to allow OpenJPA to use ListAttributes for all types of Arrays, not just those with the
&#064; PersistentCollection annotation. If the canonical metamodel classes were generated in an early version of
OpenJPA (e.g. 2.0.0, 2.0.1, or 2.1.0) it is recommended to set this property to true. If
you have generated your metamodel classes on later versions of OpenJPA (e.g. 2.2.0) you may
want to have this set to false.</div>
<dl><dt><span class="strong">Returns:</span></dt><dd>true if OpenJPA will use ListAttributes for <b>all</b> arrays, false if OpenJPA will use ListAttributes
for <b>only</b> arrays which use the @PersistentCollection annotation.</dd><dt><span class="strong">Since:</span></dt>
<dd>2.2.0</dd></dl>
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<li class="blockList">
<h4>setUseListAttributeForArrays</h4>
<pre>public&nbsp;void&nbsp;setUseListAttributeForArrays(boolean&nbsp;useListAttribute)</pre>
<div class="block">This property can be used to allow OpenJPA to use ListAttributes for all types of Arrays, not just those with the
&#064;PersistentCollection annotation. If the canonical metamodel classes were generated in an early version of
OpenJPA (e.g. 2.0.0, 2.0.1, or 2.1.0) it is recommended to set this property to true. If
you have generated your metamodel classes on later versions of OpenJPA (e.g. 2.2.0) you may
want to have this set to false.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>useListAttribute</code> - whether OpenJPA will use ListAttributes for all arrays.</dd><dt><span class="strong">Since:</span></dt>
<dd>2.2.0</dd></dl>
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</ul>
<a name="getMetaFactoriesAreStrict()">
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<h4>getMetaFactoriesAreStrict</h4>
<pre>public&nbsp;boolean&nbsp;getMetaFactoriesAreStrict()</pre>
<div class="block">Whether the MetaDataFactory and MappingFactory should be set to strict mode. If strict mode is used a
MetaDataFactory will only resolve MetaData (no JDBC mappings), and a MappingFactory will only resolve Mapping
information.</div>
<dl><dt><span class="strong">Returns:</span></dt><dd>Whether strict mode should be used.</dd><dt><span class="strong">Since:</span></dt>
<dd>2.2.0</dd></dl>
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<h4>setMetaFactoriesAreStrict</h4>
<pre>public&nbsp;void&nbsp;setMetaFactoriesAreStrict(boolean&nbsp;metaFactoriesAreStrict)</pre>
<div class="block">Set whether MetaDataFactories and MappingFactories will be strictly separate.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>metaFactoriesAreStrict</code> - True if the MetaDataFactory should only process metadata, and the MappingFactory should only process
mappings.</dd><dt><span class="strong">Since:</span></dt>
<dd>2.2.0</dd></dl>
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<h4>getResetFlushFlagForCascadePersist</h4>
<pre>public&nbsp;boolean&nbsp;getResetFlushFlagForCascadePersist()</pre>
<div class="block">Whether OpenJPA should reset the internal state (flush flag) when cascading a persist to another
Entity. That is, when a flush is performed, OpenJPA keep state to indicate the flush has been
performed. In certain cascade persist scenarios the fact that a flush has been performed prior to
a cascade persist can cause certain entities to not be written to the database given the prior
flush. This property, when set, will cause the flush flag to be reset in cascade scenarios. For more
details see JIRA OPENJPA-2051</div>
<dl><dt><span class="strong">Since:</span></dt>
<dd>2.0.x</dd></dl>
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<a name="setResetFlushFlagForCascadePersist(boolean)">
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<h4>setResetFlushFlagForCascadePersist</h4>
<pre>public&nbsp;void&nbsp;setResetFlushFlagForCascadePersist(boolean&nbsp;b)</pre>
<div class="block">Whether OpenJPA should reset the internal state (flush flag) when cascading a persist to another
Entity. That is, when a flush is performed, OpenJPA keep state to indicate the flush has been
performed. In certain cascade persist scenarios the fact that a flush has been performed prior to
a cascade persist can cause certain entities to not be written to the database given the prior
flush. This property, when set, will cause the flush flag to be reset in cascade scenarios. For more
details see JIRA OPENJPA-2051</div>
<dl><dt><span class="strong">Since:</span></dt>
<dd>2.0.x</dd></dl>
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<h4>isSingletonLifecycleEventManager</h4>
<pre>public&nbsp;boolean&nbsp;isSingletonLifecycleEventManager()</pre>
<div class="block">Returns true if life cycle event manager is a singleton configuration.</div>
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<h4>setSingletonLifecycleEventManager</h4>
<pre>public&nbsp;void&nbsp;setSingletonLifecycleEventManager(boolean&nbsp;singleton)</pre>
<div class="block">This property set whether each EntityManager has its own life cycle event manager.
By default, each EntityManager only fires events to the registered listeners to the entities
it manages. If the life cycle event manager is a singleton, events will be fired to listeners
registered to all instances of EntityManager in the same persistence unit.</div>
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<h4>getFilterPCRegistryClasses</h4>
<pre>public&nbsp;boolean&nbsp;getFilterPCRegistryClasses()</pre>
<div class="block">Whether the metadata processor should filter classes dispatched by the PCRegistry listener system.</div>
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<h4>setFilterPCRegistryClasses</h4>
<pre>public&nbsp;void&nbsp;setFilterPCRegistryClasses(boolean&nbsp;bool)</pre>
<div class="block">Whether the metadata processor should filter classes dispatched by the PCRegistry listener system.</div>
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<h4>getReturnNullOnEmptyAggregateResult</h4>
<pre>public&nbsp;boolean&nbsp;getReturnNullOnEmptyAggregateResult()</pre>
<div class="block">This property is used to specify whether the aggregate query functions
SUM, AVG, MAX, and MIN return null if there is no query result. This will occur
if no rows are returned for the specified query predicate. The default is
false, meaning that 0 will be returned for functions operating on numeric
data.
In compliance with the JPA specification, the default value is true.</div>
<dl><dt><span class="strong">Returns:</span></dt><dd>true if the result of an aggregate with an empty query result returns null.</dd><dt><span class="strong">Since:</span></dt>
<dd></dd></dl>
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<h4>setReturnNullOnAggregateResult</h4>
<pre>public&nbsp;void&nbsp;setReturnNullOnAggregateResult(boolean&nbsp;returnNullOnEmptyAggregateResult)</pre>
<div class="block">This property is used to specify whether the aggregate query functions
SUM, AVG, MAX, and MIN return null if there is no query result. This will occur
if no rows are returned for the specified query predicate. The default is
false, meaning that 0 will be returned for functions operating on numeric
data.
In compliance with the JPA specification, the default value is true.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>returnNullOnAggregate</code> - whether OpenJPA will return null for aggregate
expressions when the query result is empty.</dd><dt><span class="strong">Since:</span></dt>
<dd></dd></dl>
</li>
</ul>
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<h4>getCacheNonDefaultFetchPlanQueries</h4>
<pre>public&nbsp;boolean&nbsp;getCacheNonDefaultFetchPlanQueries()</pre>
<div class="block">Whether the SQL generated for queries executed with a modified fetch plan are cached.</div>
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<h4>setCacheNonDefaultFetchPlanQueries</h4>
<pre>public&nbsp;void&nbsp;setCacheNonDefaultFetchPlanQueries(boolean&nbsp;bool)</pre>
<div class="block">Whether the SQL generated for queries executed with a modified fetch plan are cached.</div>
</li>
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