org.apache.activemq.kaha.impl.data
Class DataManagerImpl
java.lang.Object
org.apache.activemq.kaha.impl.data.DataManagerImpl
- All Implemented Interfaces:
- DataManager
public final class DataManagerImpl
- extends Object
- implements DataManager
Manages DataFiles
- Version:
- $Revision: 1.1.1.1 $
ITEM_HEAD_SIZE
public static final int ITEM_HEAD_SIZE
- See Also:
- Constant Field Values
DATA_ITEM_TYPE
public static final byte DATA_ITEM_TYPE
- See Also:
- Constant Field Values
REDO_ITEM_TYPE
public static final byte REDO_ITEM_TYPE
- See Also:
- Constant Field Values
MAX_FILE_LENGTH
public static final long MAX_FILE_LENGTH
- See Also:
- Constant Field Values
DataManagerImpl
public DataManagerImpl(File dir,
String name,
AtomicLong storeSize)
getName
public String getName()
- Specified by:
getName
in interface DataManager
readItem
public Object readItem(Marshaller marshaller,
StoreLocation item)
throws IOException
- Specified by:
readItem
in interface DataManager
- Throws:
IOException
storeDataItem
public StoreLocation storeDataItem(Marshaller marshaller,
Object payload)
throws IOException
- Specified by:
storeDataItem
in interface DataManager
- Throws:
IOException
storeRedoItem
public StoreLocation storeRedoItem(Object payload)
throws IOException
- Specified by:
storeRedoItem
in interface DataManager
- Throws:
IOException
updateItem
public void updateItem(StoreLocation location,
Marshaller marshaller,
Object payload)
throws IOException
- Specified by:
updateItem
in interface DataManager
- Throws:
IOException
recoverRedoItems
public void recoverRedoItems(RedoListener listener)
throws IOException
- Specified by:
recoverRedoItems
in interface DataManager
- Throws:
IOException
close
public void close()
throws IOException
- Specified by:
close
in interface DataManager
- Throws:
IOException
force
public void force()
throws IOException
- Specified by:
force
in interface DataManager
- Throws:
IOException
delete
public boolean delete()
throws IOException
- Specified by:
delete
in interface DataManager
- Throws:
IOException
addInterestInFile
public void addInterestInFile(int file)
throws IOException
- Specified by:
addInterestInFile
in interface DataManager
- Throws:
IOException
removeInterestInFile
public void removeInterestInFile(int file)
throws IOException
- Specified by:
removeInterestInFile
in interface DataManager
- Throws:
IOException
consolidateDataFiles
public void consolidateDataFiles()
throws IOException
- Specified by:
consolidateDataFiles
in interface DataManager
- Throws:
IOException
getRedoMarshaller
public Marshaller getRedoMarshaller()
- Specified by:
getRedoMarshaller
in interface DataManager
setRedoMarshaller
public void setRedoMarshaller(Marshaller redoMarshaller)
- Specified by:
setRedoMarshaller
in interface DataManager
getMaxFileLength
public long getMaxFileLength()
- Returns:
- the maxFileLength
setMaxFileLength
public void setMaxFileLength(long maxFileLength)
- Parameters:
maxFileLength
- the maxFileLength to set
toString
public String toString()
- Overrides:
toString
in class Object
getReader
public SyncDataFileReader getReader()
createReader
protected SyncDataFileReader createReader()
setReader
public void setReader(SyncDataFileReader reader)
getWriter
public SyncDataFileWriter getWriter()
setWriter
public void setWriter(SyncDataFileWriter writer)
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