The various XML technologies incorporated into ZimWeb may require references from one source to another (e.g. one XSLT stylesheet referencing another, or a reference to an external image in XSL-FO). The following explains precisely how references to other sources (URIs) are interpreted in different circumstances. URIs in XML generated by the Zim database agent…
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Key Guidelines for Creating Secure ZimWeb Applications Secure access to the ZimWeb Administration servlet such that unpriviledged users cannot access it.The installation instructions for Tomcat (See Installation) show how to reserve it for a given user name and password. Ensure that the client DEBUG facility is disabled by default by setting the allow-debug configuration option…
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Adding More Power and Flexibility to Zim Zim is a powerful and flexible environment for developing and using all types of database applications. Zim‘s Entity-Relationship (ER) data model and fully-integrated Object Dictionary enable progressive program development, whether the information processing system is simple or complex. Zim Server provides a database server capability that can be…
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ZimWeb includes page template support. This allows you to combine parameters from Zim with the page (web page, etc.) delivered to the client. Template file format A page template is just a regular page (HTML etc.), with parameter placeholders to indicate where each parameter to be supplied by the Zim application is to be placed.…
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ZimWeb Connection Architecture Web applications can be implemented in Zim, using a Java Servlet program called ZIIServlet, provided as part of ZimWeb. A Java Servlet must be executed on a Java Servlet Container, such as Apache’s Jakarta Tomcat. ZIIServlet works together with Zim Server to process requests from the client, whose interaction with the end…
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XML Technologies The following books will be particularly useful in explaining the XML technologies that are crucial to using the ZimWeb effectively: XML By Example (2nd Edition) and Applied XML Solutions by Benoit Marchal – these will give you a good overview of the XML landscape. XSLT Programmer’s Reference 2nd Edition by Michael Kay…
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ZIIAdmin servlet is ZimWeb‘s administration tool. It can be used to manage ZimWeb either from the web or from a command line or script, which can be scheduled. Web Administration If you invoke the ZIIAdmin servlet from a web browser, you will see a page with various parts under different headings:- Database Status Allows you…
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If you are using Tomcat, and have installed the ZimWeb in the manner described in the installation instructions, then the servlet configuration (servlet initialisation parameters) will be in the web.xml file in the [TOMCAT_ROOT]/webapps/ZII/WEB-INF directory. If you are using a different servlet engine, then you will have to consult its documentation to see how to…
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Input parameters are those parameters supplied as input to the Zim application. Parameters tend to work in the same way as the ZimCGI, except that: The TEMPLATE parameter is required, except where a default parameter template has been specifed for a procedure. There are more parameters with reserved meanings – namely PATHINFO, STYLE, PAGETEMPLATE…
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fbarbosafbarbosa112003-01-24T16:51:00Z2003-01-24T16:53:00Z32711549ZIM Technologies12319029.3821 Page Templates ZimWeb includes page template support. This allows you to combine parameters from Zim with the page (web page, etc.) delivered to the client. Template file format A page template is just a regular page (HTML etc.), with parameter placeholders to indicate where each parameter to be supplied by the Zim application…
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