org.eclipse.net4j.util.io
Class SortedFileMap<K extends java.lang.Comparable<K>,V>
java.lang.Object
org.eclipse.net4j.util.io.SortedFileMap<K,V>
- All Implemented Interfaces:
- java.io.Closeable
- Direct Known Subclasses:
- CachedFileMap
public abstract class SortedFileMap<K extends java.lang.Comparable<K>,V>
- extends java.lang.Object
- implements java.io.Closeable
Constructor Summary |
SortedFileMap(java.io.File file,
java.lang.String mode)
|
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
SortedFileMap
public SortedFileMap(java.io.File file,
java.lang.String mode)
- See Also:
RandomAccessFile.RandomAccessFile(File, String)
close
public void close()
throws java.io.IOException
- Specified by:
close
in interface java.io.Closeable
- Throws:
java.io.IOException
getFile
public java.io.File getFile()
getRandomAccessFile
public java.io.RandomAccessFile getRandomAccessFile()
getEntryCount
public long getEntryCount()
getEntrySize
public int getEntrySize()
getPosition
public long getPosition(long index)
getValuePosition
public long getValuePosition(long index)
getMaxKey
public K getMaxKey()
getKey
public K getKey(long index)
getValue
public V getValue(long index)
get
public V get(K key)
put
public V put(K key,
V value)
search
protected long search(K key)
throws java.io.IOException
- Returns:
- The index of the entry with the given key if the key exists,
-(insertionIndex + 1)
otherwise.
- Throws:
java.io.IOException
getKeySize
public abstract int getKeySize()
readKey
protected abstract K readKey(ExtendedDataInput in)
throws java.io.IOException
- Throws:
java.io.IOException
writeKey
protected abstract void writeKey(ExtendedDataOutput out,
K key)
throws java.io.IOException
- Throws:
java.io.IOException
getValueSize
public abstract int getValueSize()
readValue
protected abstract V readValue(ExtendedDataInput in)
throws java.io.IOException
- Throws:
java.io.IOException
writeValue
protected abstract void writeValue(ExtendedDataOutput out,
V value)
throws java.io.IOException
- Throws:
java.io.IOException