org.apache.openjpa.kernel
Constructor and Description |
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DelegatingExtent(Extent extent)
Constructor; supply delegate.
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DelegatingExtent(Extent extent,
RuntimeExceptionTranslator trans)
Constructor; supply delegate and exception translator.
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Modifier and Type | Method and Description |
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void |
closeAll()
Close all open iterators.
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boolean |
equals(Object other) |
Broker |
getBroker()
The broker that generated the extent.
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Extent |
getDelegate()
Return the direct delegate.
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Class |
getElementType()
The class of extent elements.
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FetchConfiguration |
getFetchConfiguration()
Return the (mutable) fetch configuration for this extent.
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boolean |
getIgnoreChanges()
Whether this extent will ignore changes made in the current transaction.
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Extent |
getInnermostDelegate()
Return the native delegate.
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int |
hashCode() |
boolean |
hasSubclasses()
Whether the extent includes subclasses.
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Iterator |
iterator()
Return an iterator over the extent members.
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List |
list()
Returns a list of all objects represented by this extent.
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void |
lock()
Synchronizes on an internal lock.
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void |
setIgnoreChanges(boolean ignoreCache)
Whether this extent will ignore changes made in the current transaction.
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protected RuntimeException |
translate(RuntimeException re)
Translate the OpenJPA exception.
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void |
unlock()
Release the internal lock.
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public DelegatingExtent(Extent extent)
public DelegatingExtent(Extent extent, RuntimeExceptionTranslator trans)
public Extent getDelegate()
public Extent getInnermostDelegate()
protected RuntimeException translate(RuntimeException re)
public Class getElementType()
Extent
getElementType
in interface Extent
public boolean hasSubclasses()
Extent
hasSubclasses
in interface Extent
public Broker getBroker()
Extent
public FetchConfiguration getFetchConfiguration()
Extent
getFetchConfiguration
in interface Extent
public boolean getIgnoreChanges()
Extent
getIgnoreChanges
in interface Extent
public void setIgnoreChanges(boolean ignoreCache)
Extent
setIgnoreChanges
in interface Extent
public List list()
Extent
List
by traversing the entire iterator returned by a
call to Extent.iterator()
. This means that Collection.size()
will
work correctly, but if the extent represents a large data set, this
method may be quite slow and may consume quite a bit of memory.public Iterator iterator()
Extent
public void closeAll()
Extent
public void lock()
Extent
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