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java.lang.Objectorg.apache.jackrabbit.core.persistence.util.HashMapIndex
public class HashMapIndex
Implements a StringIndex
that is based on a hashmap. Subclasses
can override the protected load()
and save()
methods
to implement persistent storage of the string index.
This class is thread-safe.
Field Summary | |
---|---|
protected HashMap<Integer,String> |
indexToString
holds the index-to-string lookups. |
protected HashMap<String,Integer> |
stringToIndex
holds the string-to-index lookups. |
Constructor Summary | |
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HashMapIndex()
|
Method Summary | |
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String |
indexToString(int i)
Returns the string for a given index. |
protected void |
load()
Loads the lookup table. |
protected void |
save()
Saves the lookup table. |
int |
stringToIndex(String nsUri)
Returns the index for a given string. |
Methods inherited from class java.lang.Object |
---|
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Field Detail |
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protected final HashMap<String,Integer> stringToIndex
protected final HashMap<Integer,String> indexToString
Constructor Detail |
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public HashMapIndex()
Method Detail |
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protected void load()
protected void save()
public int stringToIndex(String nsUri)
stringToIndex
in interface StringIndex
nsUri
- the indexed (or to be indexed) string
public String indexToString(int i)
indexToString
in interface StringIndex
i
- index of a string
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