org.apache.jackrabbit.core.persistence.pool
Class PostgreSQLNameIndex

java.lang.Object
  org.apache.jackrabbit.core.persistence.pool.DbNameIndex
      org.apache.jackrabbit.core.persistence.pool.PostgreSQLNameIndex

All Implemented Interfaces:

StringIndex

public class PostgreSQLNameIndex
extends DbNameIndex

Same as DbNameIndex but does not make use of the Statement.RETURN_GENERATED_KEYS feature as it is not provided by the underlying database driver for PostgreSQL.

Field Summary

protected String

generatedKeySelectSQL

Fields inherited from class org.apache.jackrabbit.core.persistence.pool.DbNameIndex

conHelper, indexSelectSQL, nameInsertSQL, nameSelectSQL

Constructor Summary

PostgreSQLNameIndex(ConnectionHelper connectionHelper, String schemaObjectPrefix)

Method Summary

protected int	getGeneratedKey() Retrieves the last assigned key from the database.
protected void	init(String schemaObjectPrefix) Inits this index and prepares the statements.
protected int	insertString(String string) Inserts a string into the database and returns the new index.

Methods inherited from class org.apache.jackrabbit.core.persistence.pool.DbNameIndex

close, getIndex, getString, indexToString, stringToIndex

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

generatedKeySelectSQL

protected String generatedKeySelectSQL

Constructor Detail

PostgreSQLNameIndex

public PostgreSQLNameIndex(ConnectionHelper connectionHelper,
                           String schemaObjectPrefix)
                    throws SQLException

Throws:

SQLException

Method Detail

init

protected void init(String schemaObjectPrefix)
             throws SQLException

Inits this index and prepares the statements.

Overrides:

init in class DbNameIndex

Parameters:

con - the jdbc connection

schemaObjectPrefix - the prefix for table names

Throws:

SQLException - if the statements cannot be prepared.

insertString

protected int insertString(String string)

Inserts a string into the database and returns the new index.

Instead of using the Statement.RETURN_GENERATED_KEYS feature, the newly inserted index is retrieved by a 2nd select statement.

Overrides:

insertString in class DbNameIndex

Parameters:

string - the string to insert

Returns:

the new index.

getGeneratedKey

protected int getGeneratedKey()

Retrieves the last assigned key from the database.

Returns:

the index.