org.h2.tools

类 ChangeFileEncryption

java.lang.Object

org.h2.util.Tool

org.h2.tools.ChangeFileEncryption

public class ChangeFileEncryption
extends Tool

Allows changing the database file encryption password or algorithm. This tool can not be used to change a password of a user. The database must be closed before using this tool.

字段概要

从类继承的字段 org.h2.util.Tool

out

构造器概要

构造器

构造器和说明
ChangeFileEncryption()

方法概要

限定符和类型	方法和说明
static void	execute(String dir, String db, String cipher, char[] decryptPassword, char[] encryptPassword, boolean quiet) Changes the password for a database.
static void	main(String... args) Options are case sensitive.
void	runTool(String... args) Run the tool with the given output stream and arguments.

从类继承的方法 org.h2.util.Tool

isOption, printNoDatabaseFilesFound, setOut, showUsage, showUsageAndThrowUnsupportedOption, throwUnsupportedOption

从类继承的方法 java.lang.Object

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

构造器详细资料

ChangeFileEncryption

public ChangeFileEncryption()

方法详细资料

main

public static void main(String... args)

Options are case sensitive.

Supported options

[-help] or [-?]	Print the list of options
[-cipher type]	The encryption type (AES)
[-dir <dir>]	The database directory (default: .)
[-db <database>]	Database name (all databases if not set)
[-decrypt <pwd>]	The decryption password (if not set: not yet encrypted)
[-encrypt <pwd>]	The encryption password (if not set: do not encrypt)
[-quiet]	Do not print progress information

参数:

args - the command line arguments

runTool

public void runTool(String... args)
             throws SQLException

从类复制的说明: Tool

Run the tool with the given output stream and arguments.

指定者:

runTool 在类中 Tool

参数:

args - the argument list

抛出:

SQLException - on failure

execute

public static void execute(String dir,
                           String db,
                           String cipher,
                           char[] decryptPassword,
                           char[] encryptPassword,
                           boolean quiet)
                    throws SQLException

Changes the password for a database. The passwords must be supplied as char arrays and are cleaned in this method. The database must be closed before calling this method.

参数:

dir - the directory (. for the current directory)

db - the database name (null for all databases)

cipher - the cipher (AES)

decryptPassword - the decryption password as a char array

encryptPassword - the encryption password as a char array

quiet - don't print progress information

抛出:

SQLException - on failure