Examples with UnavailableException javax.servlet.UnavailableException used on opensource projects

Example 36 with UnavailableException

use of javax.servlet.UnavailableException in project sonar-java by SonarSource.

the class ActionServlet method initModulePlugIns.

/**
 * <p>Initialize the plug ins for the specified module.</p>
 *
 * @param config ModuleConfig information for this module
 * @throws ServletException if initialization cannot be performed
 * @since Struts 1.1
 */
protected void initModulePlugIns(ModuleConfig config) throws ServletException {
    if (log.isDebugEnabled()) {
        log.debug("Initializing module path '" + config.getPrefix() + "' plug ins");
    }
    PlugInConfig[] plugInConfigs = config.findPlugInConfigs();
    PlugIn[] plugIns = new PlugIn[plugInConfigs.length];
    getServletContext().setAttribute(Globals.PLUG_INS_KEY + config.getPrefix(), plugIns);
    for (int i = 0; i < plugIns.length; i++) {
        try {
            plugIns[i] = (PlugIn) RequestUtils.applicationInstance(plugInConfigs[i].getClassName());
            BeanUtils.populate(plugIns[i], plugInConfigs[i].getProperties());
            // This plugin config object is needed by Tiles
            try {
                PropertyUtils.setProperty(plugIns[i], "currentPlugInConfigObject", plugInConfigs[i]);
            } catch (Exception e) {
                ;
            // FIXME Whenever we fail silently, we must document a valid
            // reason for doing so.  Why should we fail silently if a
            // property can't be set on the plugin?
            /**
             * Between version 1.138-1.140 cedric made these changes.
             * The exceptions are caught to deal with containers
             * applying strict security. This was in response to bug
             * #15736
             *
             * Recommend that we make the currentPlugInConfigObject part
             * of the PlugIn Interface if we can, Rob
             */
            }
            plugIns[i].init(this, config);
        } catch (ServletException e) {
            throw e;
        } catch (Exception e) {
            String errMsg = internal.getMessage("plugIn.init", plugInConfigs[i].getClassName());
            log(errMsg, e);
            throw new UnavailableException(errMsg);
        }
    }
}

Example 37 with UnavailableException

use of javax.servlet.UnavailableException in project sonar-java by SonarSource.

the class ActionServlet method processFormBeanConfigClass.

/**
 * <p>Checks if the current beanConfig is using the correct class based on
 * the class of its ancestor form bean config.</p>
 *
 * @param beanConfig   The form bean to check.
 * @param moduleConfig The config for the current module.
 * @return The form bean config using the correct class as determined by
 *         the config's ancestor and its own overridden value.
 * @throws UnavailableException if an instance of the form bean config
 *                              class cannot be created.
 * @throws ServletException     on class creation error
 */
protected FormBeanConfig processFormBeanConfigClass(FormBeanConfig beanConfig, ModuleConfig moduleConfig) throws ServletException {
    String ancestor = beanConfig.getExtends();
    if (ancestor == null) {
        // Nothing to do, then
        return beanConfig;
    }
    // Make sure that this bean is of the right class
    FormBeanConfig baseConfig = moduleConfig.findFormBeanConfig(ancestor);
    if (baseConfig == null) {
        throw new UnavailableException("Unable to find " + "form bean '" + ancestor + "' to extend.");
    }
    // Was our bean's class overridden already?
    if (beanConfig.getClass().equals(FormBeanConfig.class)) {
        // Ensure that our bean is using the correct class
        if (!baseConfig.getClass().equals(beanConfig.getClass())) {
            // Replace the bean with an instance of the correct class
            FormBeanConfig newBeanConfig = null;
            String baseConfigClassName = baseConfig.getClass().getName();
            try {
                newBeanConfig = (FormBeanConfig) RequestUtils.applicationInstance(baseConfigClassName);
                // copy the values
                BeanUtils.copyProperties(newBeanConfig, beanConfig);
                FormPropertyConfig[] fpc = beanConfig.findFormPropertyConfigs();
                for (int i = 0; i < fpc.length; i++) {
                    newBeanConfig.addFormPropertyConfig(fpc[i]);
                }
            } catch (Exception e) {
                handleCreationException(baseConfigClassName, e);
            }
            // replace beanConfig with newBeanConfig
            moduleConfig.removeFormBeanConfig(beanConfig);
            moduleConfig.addFormBeanConfig(newBeanConfig);
            beanConfig = newBeanConfig;
        }
    }
    return beanConfig;
}

Example 38 with UnavailableException

use of javax.servlet.UnavailableException in project sonar-java by SonarSource.

the class ActionServlet method processForwardConfigClass.

/**
 * <p>Checks if the current forwardConfig is using the correct class based
 * on the class of its configuration ancestor.  If actionConfig is
 * provided, then this method will process the forwardConfig as part
 * of that actionConfig.  If actionConfig is null, the forwardConfig
 * will be processed as a global forward.</p>
 *
 * @param forwardConfig The forward to check.
 * @param moduleConfig  The config for the current module.
 * @param actionConfig  If applicable, the config for the current action.
 * @return The forward config using the correct class as determined by the
 *         config's ancestor and its own overridden value.
 * @throws UnavailableException if an instance of the forward config class
 *                              cannot be created.
 * @throws ServletException     on class creation error
 */
protected ForwardConfig processForwardConfigClass(ForwardConfig forwardConfig, ModuleConfig moduleConfig, ActionConfig actionConfig) throws ServletException {
    String ancestor = forwardConfig.getExtends();
    if (ancestor == null) {
        // Nothing to do, then
        return forwardConfig;
    }
    // Make sure that this config is of the right class
    ForwardConfig baseConfig = null;
    if (actionConfig != null) {
        // Look for this in the actionConfig
        baseConfig = actionConfig.findForwardConfig(ancestor);
    }
    if (baseConfig == null) {
        // Either this is a forwardConfig that inherits a global config,
        // or actionConfig is null
        baseConfig = moduleConfig.findForwardConfig(ancestor);
    }
    if (baseConfig == null) {
        throw new UnavailableException("Unable to find " + "forward '" + ancestor + "' to extend.");
    }
    // Was our forwards's class overridden already?
    if (forwardConfig.getClass().equals(ActionForward.class)) {
        // Ensure that our forward is using the correct class
        if (!baseConfig.getClass().equals(forwardConfig.getClass())) {
            // Replace the config with an instance of the correct class
            ForwardConfig newForwardConfig = null;
            String baseConfigClassName = baseConfig.getClass().getName();
            try {
                newForwardConfig = (ForwardConfig) RequestUtils.applicationInstance(baseConfigClassName);
                // copy the values
                BeanUtils.copyProperties(newForwardConfig, forwardConfig);
            } catch (Exception e) {
                handleCreationException(baseConfigClassName, e);
            }
            // replace forwardConfig with newForwardConfig
            if (actionConfig != null) {
                actionConfig.removeForwardConfig(forwardConfig);
                actionConfig.addForwardConfig(newForwardConfig);
            } else {
                // this is a global forward
                moduleConfig.removeForwardConfig(forwardConfig);
                moduleConfig.addForwardConfig(newForwardConfig);
            }
            forwardConfig = newForwardConfig;
        }
    }
    return forwardConfig;
}

Example 39 with UnavailableException

use of javax.servlet.UnavailableException in project sonar-java by SonarSource.

the class TestActionServlet method notestProcessFormBeanConfigClassError.

/**
 * Make sure the code throws the correct exception when it can't create an
 * instance of the base config's custom class.
 */
public void notestProcessFormBeanConfigClassError() throws Exception {
    CustomFormBeanConfigArg customBase = new CustomFormBeanConfigArg("customBase");
    moduleConfig.addFormBeanConfig(customBase);
    FormBeanConfig customSub = new FormBeanConfig();
    customSub.setName("customSub");
    customSub.setExtends("customBase");
    moduleConfig.addFormBeanConfig(customSub);
    try {
        actionServlet.processFormBeanConfigClass(customSub, moduleConfig);
        fail("Exception should be thrown");
    } catch (UnavailableException e) {
    // success
    } catch (Exception e) {
        fail("Unexpected exception thrown.");
    }
}

Example 40 with UnavailableException

use of javax.servlet.UnavailableException in project sonar-java by SonarSource.

the class TestActionServlet method testProcessFormBeanConfigClassNoExtends.

/**
 * Make sure processFormBeanConfigClass() returns what it was given if the
 * form passed to it doesn't extend anything.
 */
public void testProcessFormBeanConfigClassNoExtends() throws Exception {
    moduleConfig.addFormBeanConfig(baseFormBean);
    FormBeanConfig result = null;
    try {
        result = actionServlet.processFormBeanConfigClass(baseFormBean, moduleConfig);
    } catch (UnavailableException e) {
        fail("An exception should not be thrown when there's nothing to do");
    }
    assertSame("Result should be the same as the input.", baseFormBean, result);
}