TomC@ - Proposal
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Adding More Flexibility to Config Listener and Deployer
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Currently, you can automatically deploy, delete or redeploy web applications
automatically using the classes HostConfig and StandardHostDeployer. But this is
tied to the single webapps directory. However, customer scenarios would benefit from
flexible mechanisms that allow deployment of applications from different directories
or even a central HTTP repository. The necessity of a revised deployment
implementation is further stressed by the new undocumented FarmWar Deployer
facilitating an automatic cluster deployment. Here, with the introduction of a
StandardHostDeployer variant it gets clear that it makes much sense to use different
deployment sources at a single host in a uniform manner.
To satisfy these requirements changes are necessary in the following areas:
- Flexible ConfigListener configuration
- Configurable StandardHostDeployer
- More than one deployer or config Listener
- Faster war META-INF/context auto deployment after changing a lot of war files
- JMX Notification at StandardContext und StandardWrapper
Please, read the detailed analyze and change requests at the complete HostConfig/Deployer
proposal. First Comments from Remy
Maucherat exists also.
The new Tomcat CVS Head has a complete new HostConfig/Deployer concept with really
new usefull options, Thanks Remy!
by Peter Roßbach, Frank Wegmann
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