eve.database.implement

Class DefaultDatabaseMaker

java.lang.Object

eve.database.implement.DefaultDatabaseMaker

All Implemented Interfaces:

DatabaseMaker

public class DefaultDatabaseMaker
extends Object
implements DatabaseMaker

Constructor Summary

Constructors

Constructor and Description
DefaultDatabaseMaker()

Method Summary

Modifier and Type	Method and Description
boolean	canOpenForWriting(File name)
boolean	canOpenForWriting(String name)
boolean	databaseExists(File name)
boolean	databaseExists(String name)
boolean	databaseIsValid(File name)
boolean	databaseIsValid(String name)
protected File	databaseNameToFile(String name)
Database	openDatabase(File name, String mode) This should open the specified database.
Database	openDatabase(File name, String mode, boolean ignoreInconsistentState) This should open the specified database.
Database	openDatabase(String name, String mode) This should open the specified database.
Database	openDatabase(String name, String mode, boolean ignoreInconsistentState) This should open the specified database.

Methods inherited from class java.lang.Object

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

Constructor Detail

DefaultDatabaseMaker

public DefaultDatabaseMaker()

Method Detail

databaseNameToFile

protected File databaseNameToFile(String name)

openDatabase

public Database openDatabase(String name,
                             String mode)
                      throws IOException,
                             ReadOnlyException

This should open the specified database. If mode is "rw" and the Database does not exist, it should create it and initialize it as being empty.

Specified by:

openDatabase in interface DatabaseMaker

Parameters:

name - The name for the database (either with our without a file extension).

mode - The mode for opening, either "r" or "rw".

Returns:

The open Database.

Throws:

IOException - if the database was not found or could not be opened or initialized.

ReadOnlyException

openDatabase

public Database openDatabase(File name,
                             String mode)
                      throws IOException,
                             ReadOnlyException

This should open the specified database. If mode is "rw" and the Database does not exist, it should create it and initialize it as being empty.

Specified by:

openDatabase in interface DatabaseMaker

Parameters:

name - A File object referring to the Database (either with our without a file extension).

mode - The mode for opening, either "r" or "rw".

Returns:

The open Database.

Throws:

IOException - if the database was not found or could not be opened or initialized.

ReadOnlyException

openDatabase

public Database openDatabase(String name,
                             String mode,
                             boolean ignoreInconsistentState)
                      throws IOException,
                             ReadOnlyException

This should open the specified database. If mode is "rw" and the Database does not exist, it should create it and initialize it as being empty.

Specified by:

openDatabase in interface DatabaseMaker

Parameters:

name - The name for the database (either with our without a file extension).

mode - The mode for opening, either "r" or "rw".

Returns:

The open Database.

Throws:

IOException - if the database was not found or could not be opened or initialized.

ReadOnlyException

openDatabase

public Database openDatabase(File name,
                             String mode,
                             boolean ignoreInconsistentState)
                      throws IOException,
                             ReadOnlyException

This should open the specified database. If mode is "rw" and the Database does not exist, it should create it and initialize it as being empty.

Specified by:

openDatabase in interface DatabaseMaker

Parameters:

name - A File object referring to the Database (either with our without a file extension).

mode - The mode for opening, either "r" or "rw".

Returns:

The open Database.

Throws:

IOException - if the database was not found or could not be opened or initialized.

ReadOnlyException

databaseExists

public boolean databaseExists(String name)

Specified by:

databaseExists in interface DatabaseMaker

databaseExists

public boolean databaseExists(File name)

Specified by:

databaseExists in interface DatabaseMaker

databaseIsValid

public boolean databaseIsValid(String name)

Specified by:

databaseIsValid in interface DatabaseMaker

databaseIsValid

public boolean databaseIsValid(File name)

Specified by:

databaseIsValid in interface DatabaseMaker

canOpenForWriting

public boolean canOpenForWriting(String name)

Specified by:

canOpenForWriting in interface DatabaseMaker

canOpenForWriting

public boolean canOpenForWriting(File name)

Specified by:

canOpenForWriting in interface DatabaseMaker