Query Processor

Before starting to build the query see the requeriments to execute the service.

1. Choose user ontology

2. Query edition

3. Execution

• Java Plug-in 1.3.1, which is distributed with JDK1.3.1.
• Security permissions
  

  Permission	Target Name	Actions
  SocketPermission	*	accept, connect, listen, resolve
  SerializablePermission	enableSusbstitution
  RuntimePermission	createClassLoader
  RuntimePermission	accessDeclareMembers
  RuntimePermission	modifyThread
  RuntimePermission	modifyThreadGroup
  AWTPermision	listenToAllAWTEvents
  FilePermission	<<ALL FILLES>>	read

How to add the above permissions to your local JVM:

1. Execute policytool or downloand this .java.policy and jump to the "Save File" step .
2. Press the button "Add Policy Entry" (the file you are editing is the default one in your system)
3. Enter an empty codeBase field
4. For each row in the above table:
   • Press the button "Add Permission"
   • Enter the permission data of the corresponding row into the form
   • Press OK
5. Press "Done"
6. Menu "File", option "Save" (it could be saved as ".java.policy" in c:\windows)
7. Exit the policytool
8. Restart web browser
9. Build a query

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joalroyo@unizar.es
May 29, 2001