org.opennms.upgrade.api

Class AbstractOnmsUpgrade

java.lang.Object

org.opennms.upgrade.api.AbstractOnmsUpgrade

All Implemented Interfaces:

OnmsUpgrade

Direct Known Subclasses:

JettyConfigMigratorOffline, JmxRrdMigratorOffline, KscReportsMigrator, RequisitionsMigratorOffline, ServiceConfigMigratorOffline, SnmpInterfaceRrdMigratorOnline

public abstract class AbstractOnmsUpgrade
extends Object
implements OnmsUpgrade

The Abstract class for OpenNMS Upgrade Implementations.

This contains the basic methods that may be required for several implementations.

Author:

Alejandro Galue

Field Summary

Fields

Modifier and Type	Field and Description
static String	ZIP_EXT The Constant ZIP_EXT.

Constructor Summary

Constructors

Constructor and Description
AbstractOnmsUpgrade() Instantiates a new abstract OpenNMS upgrade.

Method Summary

Methods

Modifier and Type	Method and Description
protected Connection	getDbConnection() Gets the DB connection.
protected File[]	getFiles(File resourceDir, String ext) Gets the files.
protected String	getHomeDirectory() Gets the home directory.
String	getId() Gets the id.
protected Properties	getMainProperties() Gets the main properties.
protected String	getOpennmsVersion() Gets the currently installed OpenNMS version.
protected String	getRrdExtension() Gets the RRD extension.
protected Properties	getRrdProperties() Gets the RRD properties.
protected String	getRrdStrategy() Gets the RRD strategy.
protected void	initializeDatasource() Initializes the data source.
protected boolean	isInstalledVersionGreaterOrEqual(int mayor, int minor, int release) Checks if the installed version of OpenNMS is greater or equals than the supplied version.
protected boolean	isRrdToolEnabled() Checks if is RRDtool enabled.
protected boolean	isStoreByForeignSourceEnabled() Checks if storeByForeignSource is enabled.
protected boolean	isStoreByGroupEnabled() Checks if storeByGroup is enabled.
protected void	loadProperties(Properties properties, String fileName) Load properties.
protected void	log(String msgFormat, Object... args) Log.
protected void	printFullSettings() Prints the full settings.
protected void	printMainSettings() Prints the settings.
protected void	registerProperties(Properties properties) Register properties.
protected void	unzipFile(File zipFile, File outputFolder) UNZIP a file.
protected void	zipDir(File zipFile, File sourceFolder) ZIP a directory.
protected void	zipFile(File sourceFile) ZIP a file.

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.opennms.upgrade.api.OnmsUpgrade

execute, getDescription, getOrder, postExecute, preExecute, requiresOnmsRunning, rollback

Field Detail

ZIP_EXT

public static final String ZIP_EXT

The Constant ZIP_EXT.

See Also:

Constant Field Values

Constructor Detail

AbstractOnmsUpgrade

public AbstractOnmsUpgrade()
                    throws OnmsUpgradeException

Instantiates a new abstract OpenNMS upgrade.

Throws:

OnmsUpgradeException - the OpenNMS upgrade exception

Method Detail

getId

public String getId()

Description copied from interface: OnmsUpgrade

Gets the id.

This is for informational purposes, and will be used to store the execution status.

It is recommended to use the class-name, but any other text can be used.

Specified by:

getId in interface OnmsUpgrade

Returns:

the id

getHomeDirectory

protected String getHomeDirectory()

Gets the home directory.

Returns:

the home directory

getFiles

protected File[] getFiles(File resourceDir,
              String ext)

Gets the files.

Parameters:

resourceDir - the resource directory

ext - the file extension

Returns:

the files

registerProperties

protected void registerProperties(Properties properties)

Register properties.

Parameters:

properties - the properties

loadProperties

protected void loadProperties(Properties properties,
                  String fileName)
                       throws OnmsUpgradeException

Load properties.

Parameters:

properties - the properties

fileName - the file name

Throws:

OnmsUpgradeException - the OpenNMS upgrade exception

getMainProperties

protected Properties getMainProperties()
                                throws OnmsUpgradeException

Gets the main properties.

Returns:

the main properties

Throws:

OnmsUpgradeException - the OpenNMS upgrade exception

getRrdProperties

protected Properties getRrdProperties()
                               throws OnmsUpgradeException

Gets the RRD properties.

Returns:

the RRD properties

Throws:

OnmsUpgradeException - the OpenNMS upgrade exception

isStoreByGroupEnabled

protected boolean isStoreByGroupEnabled()

Checks if storeByGroup is enabled.

Returns:

true, if storeByGroup is enabled

isStoreByForeignSourceEnabled

protected boolean isStoreByForeignSourceEnabled()

Checks if storeByForeignSource is enabled.

Returns:

true, if storeByForeignSource is enabled

getRrdStrategy

protected String getRrdStrategy()
                         throws OnmsUpgradeException

Gets the RRD strategy.

Returns:

the RRD strategy

Throws:

OnmsUpgradeException - the OpenNMS upgrade exception

isRrdToolEnabled

protected boolean isRrdToolEnabled()
                            throws OnmsUpgradeException

Checks if is RRDtool enabled.

Returns:

true, if is RRDtool enabled

Throws:

OnmsUpgradeException - the OpenNMS upgrade exception

getRrdExtension

protected String getRrdExtension()
                          throws OnmsUpgradeException

Gets the RRD extension.

Returns:

the RRD extension

Throws:

OnmsUpgradeException - the OpenNMS upgrade exception

getDbConnection

protected Connection getDbConnection()
                              throws OnmsUpgradeException

Gets the DB connection.

Returns:

the DB connection

Throws:

OnmsUpgradeException - the OpenNMS upgrade exception

initializeDatasource

protected void initializeDatasource()
                             throws OnmsUpgradeException

Initializes the data source.

Throws:

OnmsUpgradeException - the OpenNMS upgrade exception

zipDir

protected void zipDir(File zipFile,
          File sourceFolder)
               throws OnmsUpgradeException

ZIP a directory.

Parameters:

zipFile - the output ZIP file

sourceFolder - the source folder

Throws:

OnmsUpgradeException - the OpenNMS upgrade exception

zipFile

protected void zipFile(File sourceFile)
                throws OnmsUpgradeException

ZIP a file.

The name of the ZIP file will be the name of the source file plus ".zip"

Parameters:

sourceFile - the source file

Throws:

OnmsUpgradeException - the OpenNMS upgrade exception

unzipFile

protected void unzipFile(File zipFile,
             File outputFolder)
                  throws OnmsUpgradeException

UNZIP a file.

Parameters:

zipFile - the input ZIP file

outputFolder - the output folder

Throws:

OnmsUpgradeException - the OpenNMS upgrade exception

getOpennmsVersion

protected String getOpennmsVersion()
                            throws OnmsUpgradeException

Gets the currently installed OpenNMS version.

Returns:

the OpenNMS version

Throws:

OnmsUpgradeException - the OpenNMS upgrade exception

isInstalledVersionGreaterOrEqual

protected boolean isInstalledVersionGreaterOrEqual(int mayor,
                                       int minor,
                                       int release)
                                            throws OnmsUpgradeException

Checks if the installed version of OpenNMS is greater or equals than the supplied version.

Parameters:

mayor - the mayor

minor - the minor

release - the release

Returns:

true, if the current installed version is greater or equals than $major.$minor.$release

Throws:

OnmsUpgradeException - the OpenNMS upgrade exception

printMainSettings

protected void printMainSettings()
                          throws OnmsUpgradeException

Prints the settings.

Throws:

OnmsUpgradeException - the OpenNMS upgrade exception

printFullSettings

protected void printFullSettings()
                          throws OnmsUpgradeException

Prints the full settings.

Throws:

OnmsUpgradeException - the OpenNMS upgrade exception

log

protected void log(String msgFormat,
       Object... args)

Log.

Parameters:

msgFormat - the message format

args - the message's arguments