org.mmbase.util.xml.applicationdata
Class FullBackupDataWriter

java.lang.Object
  org.mmbase.util.xml.applicationdata.FullBackupDataWriter

public class FullBackupDataWriter
extends Object

This is used to export a full backup, by writing all nodes to XML.

Since:

MMBase-1.8

Version:

$Id: FullBackupDataWriter.java 41843 2010-04-12 15:04:13Z michiel $

Author:

Pierre van Rooden

Constructor Summary

FullBackupDataWriter()

Method Summary

static void	writeContext(ApplicationReader reader, String targetPath, MMBase mmbase, Logger logger) Writes all nodes to XML.
(package private) static void	writeNodes(String subTargetPath, MMBase mmbase, Logger logger) Searches the MMBase cloud, collecting all nodes and storing them in data files.
(package private) static void	writeNodes(String subTargetPath, MMBase mmbase, Logger logger, MMObjectBuilder builder, List<MMObjectNode> nodes, boolean isRelation) Writes the nodes of a particular type to the corresponding XML file.

Methods inherited from class java.lang.Object

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

Constructor Detail

FullBackupDataWriter

public FullBackupDataWriter()

Method Detail

writeContext

public static void writeContext(ApplicationReader reader,
                                String targetPath,
                                MMBase mmbase,
                                Logger logger)
                         throws SearchQueryException

Writes all nodes to XML.

Parameters:

reader - A ApplicationReader initialised to read the application's description (xml) file

targetPath - The path where to save the application

mmbase - Reference to the MMbase processormodule. Used to retrieve the nodes to write.

logger - Storage for messages which can be displayed to the user.

Throws:

IOException - if a file could not be written

SearchQueryException - if data could not be obtained from the database

writeNodes

static void writeNodes(String subTargetPath,
                       MMBase mmbase,
                       Logger logger)
                throws SearchQueryException

Searches the MMBase cloud, collecting all nodes and storing them in data files.

Parameters:

targetPath - The path where to save the application data

mmb - MMBase object used to retrieve builder information

logger - Storage for messages which can be displayed to the user.

Throws:

IOException - if a file could not be written

SearchQueryException - if data could not be obtained from the database

writeNodes

static void writeNodes(String subTargetPath,
                       MMBase mmbase,
                       Logger logger,
                       MMObjectBuilder builder,
                       List<MMObjectNode> nodes,
                       boolean isRelation)

Writes the nodes of a particular type to the corresponding XML file.

Parameters:

builder - The builder.

nodes - The nodes, must type corresponding to the builder.

subTargetPath - Path where the XML file is written.

mmb - MMBase object used to retrieve builder information

logger - Used to store messages that can be shown to the user

isRelation - Indicates whether the nodes to write are data (false) or relation (true) nodes