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java.lang.Objectjava.util.AbstractMap<K,V>
java.util.HashMap
org.apache.openjpa.util.ProxyHashMap
public class ProxyHashMap
Extension of the HashMap
type that dirties the
persistent/transactional field it is assigned to on modification.
The need to dirty the field on any modification mandates that
this class must override all mutator methods of the base type.
This may lead to multiple calls to dirty
for one state
change if one mutator method of the base type calls another.
Constructor Summary | |
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ProxyHashMap()
|
|
ProxyHashMap(java.lang.Class keyType,
java.lang.Class valueType,
boolean trackChanges,
OpenJPAConfiguration conf)
|
Method Summary | |
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void |
clear()
|
java.lang.Object |
copy(java.lang.Object orig)
Return an unproxied copy of the given instance. |
java.util.Set |
entrySet()
|
ChangeTracker |
getChangeTracker()
Return the change tracker for this proxy, or null if none. |
OpenJPAStateManager |
getOwner()
Return the owning object. |
int |
getOwnerField()
Return the owning field index. |
java.util.Set |
keySet()
|
ProxyMap |
newInstance(java.lang.Class keyType,
java.lang.Class valueType,
java.util.Comparator compare,
boolean trackChanges,
OpenJPAConfiguration conf)
This method should return a new proxy of the same concrete type as the implementing class. |
java.lang.Object |
put(java.lang.Object key,
java.lang.Object value)
|
void |
putAll(java.util.Map m)
|
java.lang.Object |
remove(java.lang.Object key)
|
void |
setOwner(OpenJPAStateManager sm,
int field)
Reset the state of the proxy, and set the owning instance of the proxy and the name of the field it is assigned to. |
java.util.Collection |
values()
|
protected java.lang.Object |
writeReplace()
|
Methods inherited from class java.util.HashMap |
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clone, containsKey, containsValue, get, isEmpty, size |
Methods inherited from class java.util.AbstractMap |
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equals, hashCode, toString |
Methods inherited from class java.lang.Object |
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finalize, getClass, notify, notifyAll, wait, wait, wait |
Methods inherited from interface java.util.Map |
---|
equals, hashCode |
Constructor Detail |
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public ProxyHashMap()
public ProxyHashMap(java.lang.Class keyType, java.lang.Class valueType, boolean trackChanges, OpenJPAConfiguration conf)
Method Detail |
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public void setOwner(OpenJPAStateManager sm, int field)
Proxy
setOwner
in interface Proxy
public OpenJPAStateManager getOwner()
Proxy
getOwner
in interface Proxy
public int getOwnerField()
Proxy
getOwnerField
in interface Proxy
public ChangeTracker getChangeTracker()
Proxy
getChangeTracker
in interface Proxy
public java.lang.Object copy(java.lang.Object orig)
Proxy
copy
in interface Proxy
public ProxyMap newInstance(java.lang.Class keyType, java.lang.Class valueType, java.util.Comparator compare, boolean trackChanges, OpenJPAConfiguration conf)
ProxyMap
ProxyManager
factories: one
template instance of each type is created for the purpose of producing
new instances via this method. Overcomes the performance
penalties of reflection.
newInstance
in interface ProxyMap
public void clear()
clear
in interface java.util.Map
clear
in class java.util.HashMap
public java.util.Set keySet()
keySet
in interface java.util.Map
keySet
in class java.util.HashMap
public java.util.Collection values()
values
in interface java.util.Map
values
in class java.util.HashMap
public java.util.Set entrySet()
entrySet
in interface java.util.Map
entrySet
in class java.util.HashMap
public java.lang.Object put(java.lang.Object key, java.lang.Object value)
put
in interface java.util.Map
put
in class java.util.HashMap
public void putAll(java.util.Map m)
putAll
in interface java.util.Map
putAll
in class java.util.HashMap
public java.lang.Object remove(java.lang.Object key)
remove
in interface java.util.Map
remove
in class java.util.HashMap
protected java.lang.Object writeReplace() throws java.io.ObjectStreamException
java.io.ObjectStreamException
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