Eclipse MANIFEST.MF

Understanding MANIFEST.MF view in Eclipse RCP development

Overview

General information

ID

It refers to the ID of this plugin. It will be used by other plugins to connect with this plugin.

e.g. : com.eclipse.basic

Version

When other plugins will integrate with your plugin, it will provide version also with the ID to uniquely identify the code.

Name

Name is used as Metadata for the plugin

Vendor

Name of the vendor this plugin belongs to.

Activator

It will refer to the first class (Activator) has to be called when this plugin will execute.

Dependencies

List of Plug-ins required by the current plugin. Each plugin would have dependency on the other plugins and uses the code of other plugin. In required Plugin, the version (or range of version) of the Plug-in can also me mentioned which is required. For example, the basic eclipse plugins are `org.eclipse.ui` will be used for various UI design. Version can me mentioned here :
Imported Packages	Instead of entire plugin only some specific package of the plugin is required, then it has to be specified here.

Comments

Could not launch the product because the associated workspace is currently in use by another Eclipse application

If you are seeing following error at the beginning of the Eclipse or any RCP based product then here is the solution: Error Message: "Could not launch the product because the associated workspace is currently in use by another Eclipse application." or “Workspace in use or cannot be created chose a different one.” Solution : go to workspace location remove file <workspace location>/.metadata/.lock Reason: Through eclipse, user can create multiple Workspace locations. One Workspace location can be edited by one user at a time. A workspace contains the data related to various project configuration and local file storage. To avoid multiple users to access the same workspace, eclipse is maintaining a ".lock" file inside the Workspace. Eclipse will remove this ".lock" file when you will close the Eclipse. But in some cases, the Eclipse will crash due to some error, due to which it could not able to remove ".lock" file from

Cannot complete the install because one or more required items could not be found.

Error While installing Maven in Eclipse Cannot complete the install because one or more required items could not be found. Software being installed: m2e - Maven Integration for Eclipse 1.4.0.20130601-0317 (org.eclipse.m2e.feature. feature.group 1.4.0.20130601-0317) Missing requirement: Maven POM XML Editor 1.4.0.20130601-0317 (org.eclipse.m2e.editor.xml 1.4.0.20130601-0317) requires 'bundle org.slf4j.api 1.6.2' but it could not be found Cannot satisfy dependency: From: Maven Integration for Eclipse (Editors) 1.4.0.20130601-0317 (org.eclipse.m2e.editor 1.4.0.20130601-0317) To: bundle org.eclipse.m2e.editor.xml [1.4.0,1.5.0) Cannot satisfy dependency: From: m2e - Maven Integration for Eclipse 1.4.0.20130601-0317 (org.eclipse.m2e.feature. feature.group 1.4.0.20130601-0317) To: org.eclipse.m2e.editor [1.4.0.20130601-0317] Solution : 1. Goto : Help -> Install New Software 2. Add following URL in "Work with:" http:

HHH000424: Disabling contextual LOB creation as createClob() method threw error : java.lang.reflect.InvocationTargetException

HHH000424: Disabling contextual LOB creation as createClob() method threw error : java.lang.reflect.InvocationTargetException If you get following error while connecting to your Database with Spring boot, try the suggested solution below: 2018 - 11 - 25 15 : 28 : 50.078 INFO 5335 --- [ main] o. h . e . j . e . i . LobCreatorBuilderImpl : HHH000424: Disabling contextual LOB creation as createClob() method threw error : java. lang . reflect . InvocationTargetException java. lang . reflect . InvocationTargetException : null at sun. reflect . NativeMethodAccessorImpl . invoke0 (Native Method) ~[na: 1.8 . 0 _161] at sun. reflect . NativeMethodAccessorImpl . invoke (NativeMethodAccessorImpl. java : 62 ) ~[na: 1.8 . 0 _161] at sun. reflect . DelegatingMethodAccessorImpl . invoke (DelegatingMethodAccessorImpl. java : 43 ) ~[na: 1.8 . 0 _161] at java. lang . reflect . Method . invoke (Method. java : 498 ) ~[na: 1.8 . 0 _161] at org. hibernate . engin

Eclipse RCP Step by Step

Search This Blog