Package org.impalaframework.module.operation

Examples of org.impalaframework.module.operation.ModuleOperation


    /**
     * Adds the module as determined by the supplied module definition
     */
    public void addModule(final ModuleDefinition moduleDefinition) {
        ModuleOperation operation = facade.getModuleOperationRegistry().getOperation(
                ModuleOperationConstants.AddModuleOperation);
        ModuleOperationInput moduleOperationInput = new ModuleOperationInput(null, moduleDefinition, null);
        execute(operation, moduleOperationInput);
    }
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      for (String moduleName : modified) {

        logger.info("Processing modified module " + moduleName);

        ModuleOperation operation = factory.getModuleOperationRegistry().getOperation(ModuleOperationConstants.ReloadNamedModuleOperation);
        ModuleOperationInput moduleOperationInput = new ModuleOperationInput(null, null, moduleName);
        operation.execute(moduleOperationInput);
      }
    }
  }
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    }

    ModuleOperationInput moduleOperationInput = new ModuleOperationInput(source, null, null);
   
    ModuleOperation operation = factory.getModuleOperationRegistry().getOperation(ModuleOperationConstants.ReloadRootModuleOperation);
    operation.execute(moduleOperationInput);
  }
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    // add items to servlet context
    servletContext.setAttribute(WebConstants.MODULE_DEFINITION_SOURCE_ATTRIBUTE, moduleDefinitionSource);
    servletContext.setAttribute(WebConstants.IMPALA_FACTORY_ATTRIBUTE, facade);
   
    ModuleOperationInput input = new ModuleOperationInput(moduleDefinitionSource, null, null);
    ModuleOperation operation = facade.getModuleOperationRegistry().getOperation(ModuleOperationConstants.UpdateRootModuleOperation);   
    operation.execute(input);

    ConfigurableApplicationContext context = facade.getModuleStateHolder().getRootModuleContext();

    if (context == null) {
      throw new InvalidStateException("Root application context is null");
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    if (facade != null) {

      servletContext.log("Closing modules and root application context hierarchy");

      ModuleOperation operation = facade.getModuleOperationRegistry().getOperation(ModuleOperationConstants.CloseRootModuleOperation);
      boolean success = operation.execute(null).isSuccess();

      if (!success) {
        // this is the fallback in case the rootDefinition is null
        super.closeWebApplicationContext(servletContext);
      }
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    // add items to servlet context
    servletContext.setAttribute(WebConstants.MODULE_DEFINITION_SOURCE_ATTRIBUTE, moduleDefinitionSource);
    servletContext.setAttribute(WebConstants.IMPALA_FACTORY_ATTRIBUTE, facade);
   
    ModuleOperationInput input = new ModuleOperationInput(moduleDefinitionSource, null, null);
    ModuleOperation operation = facade.getModuleOperationRegistry().getOperation(ModuleOperationConstants.UpdateRootModuleOperation);   
    operation.execute(input);

    ConfigurableApplicationContext context = SpringModuleUtils.getRootSpringContext(facade.getModuleStateHolder());

    if (context == null) {
      throw new InvalidStateException("Root application context is null");
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    if (facade != null) {

      servletContext.log("Closing modules and root application context hierarchy");

      ModuleOperation operation = facade.getModuleOperationRegistry().getOperation(ModuleOperationConstants.CloseRootModuleOperation);
      boolean success = operation.execute(null).isSuccess();

      if (!success) {
        // this is the fallback in case the rootDefinition is null
        super.closeWebApplicationContext(servletContext);
      }
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    /**
     * Attempts to repair any modules which are in an error state
     */
    public void repairModules() {
        RootModuleDefinition rootModuleDefinition = getModuleStateHolder().getRootModuleDefinition();
        ModuleOperation operation = facade.getModuleOperationRegistry().getOperation(
                ModuleOperationConstants.RepairModuleOperation);
        ConstructedModuleDefinitionSource newModuleDefinitionSource = new ConstructedModuleDefinitionSource(
                rootModuleDefinition);

        ModuleOperationInput input = new ModuleOperationInput(newModuleDefinitionSource, null, null);
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    /**
     * Unloads all modules, starting from the root module
     */
    public void unloadRootModule() {
        ModuleOperation operation = facade.getModuleOperationRegistry().getOperation(
                ModuleOperationConstants.CloseRootModuleOperation);
        execute(operation, null);
    }
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    /**
     * Unloads and removes the named module
     */
    public boolean removeModule(String moduleName) {
        ModuleOperation operation = facade.getModuleOperationRegistry().getOperation(
                ModuleOperationConstants.RemoveModuleOperation);
        ModuleOperationInput moduleOperationInput = new ModuleOperationInput(null, null, moduleName);
        return execute(operation, moduleOperationInput).isSuccess();
    }
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