By Ali Akbar
J2EE; brief for Java 2 Platform company variation. J2EE is a platform-independent, Java-centric setting from solar for constructing, development and deploying Web-based firm functions on-line. The J2EE platform comprises a collection of prone, APIs, and protocols that offer the performance for constructing multitiered, Web-based functions. a number of the key beneficial properties and prone of J2EE: on the shopper tier, J2EE helps natural HTML, in addition to Java applets or functions. It depends upon Java Server Pages and servlet code to create HTML or different formatted info for the buyer. company JavaBeans (EJBs) supply one other layer the place the platform's good judgment is saved. An EJB server offers services akin to threading, concurrency, protection and reminiscence administration. those companies are obvious to the writer. Java Database Connectivity (JDBC), that is the Java akin to ODBC, is the normal interface for Java databases. The Java servlet API complements consistency for builders with out requiring a graphical person interface.
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Extra resources for BEA WebLogic 7 server administration
Adds the JDK and WebLogic jars to the classpath. e. http://localhost:7001) as the admin server. STARTMODE - set to true for production mode servers, false for development mode JAVA_OPTIONS - Java command-line options for running the server. (These will be tagged on to the end of the JAVA_VM and MEM_ARGS) Chapter 1: @rem @rem @rem @rem @rem @rem @rem @rem @rem @rem @rem @rem @rem @rem JAVA_VM MEM_ARGS WebLogic Server Basics - The java arg specifying the VM to run. e. ) - The variable to override the standard memory arguments passed to java jDriver for Oracle users:This script assumes that native libraries required for jDriver for Oracle have been installed in the proper location and that your system PATH variable has been set appropriately.
Session management in Web farms In a cluster environment, client states must be maintained elsewhere in case one of the servers in the cluster is malfunctioning. That way, the application remains intact and doesn’t have to be restarted. NOTE WebLogic provides plug-ins for Apache, Microsoft IIS, and Netscape Enterprise Server. A WebLogic plug-in is a small piece of software that extends the boundaries and capacities of WebLogic Server implementation. It allows WebLogic Server to communicate with other Web servers, as well as access Web applications that have been deployed on those servers.
Therefore, you must have an administration server up and running to start a managed server. However, once the managed servers are running, you can shut down your administration server and your managed servers will run fine. Machine A machine is a physical piece of hardware that may contain zero or more servers running on it, multiple CPUs, and multiple IP addresses. WebLogic Server allows you to define two different types of machines: a regular machine and a UNIX machine. A regular machine definition consists of the name of the machine, but a UNIX machine definition also defines a post-bind user ID and a post-bind group ID.
BEA WebLogic 7 server administration by Ali Akbar