Java ModuleConfig.getPrefix方法代码示例

import org.apache.struts.config.ModuleConfig; //导入方法依赖的package包/类
/**
 * <p>Look up and return the {@link RequestProcessor} responsible for the
 * specified module, creating a new one if necessary.</p>
 *
 * @param config The module configuration for which to acquire and return
 *               a RequestProcessor.
 * @return The {@link RequestProcessor} responsible for the specified
 *         module,
 * @throws ServletException If we cannot instantiate a RequestProcessor
 *                          instance a {@link UnavailableException} is
 *                          thrown, meaning your application is not loaded
 *                          and will not be available.
 * @since Struts 1.1
 */
protected synchronized RequestProcessor getRequestProcessor(
    ModuleConfig config) throws ServletException {
    RequestProcessor processor = this.getProcessorForModule(config);

    if (processor == null) {
        try {
            processor =
                (RequestProcessor) RequestUtils.applicationInstance(config.getControllerConfig()
                                                                          .getProcessorClass());
        } catch (Exception e) {
            throw new UnavailableException(
                "Cannot initialize RequestProcessor of class "
                + config.getControllerConfig().getProcessorClass() + ": "
                + e);
        }

        processor.init(this, config);

        String key = Globals.REQUEST_PROCESSOR_KEY + config.getPrefix();

        getServletContext().setAttribute(key, processor);
    }

    return (processor);
}
 

import org.apache.struts.config.ModuleConfig; //导入方法依赖的package包/类
/**
 * <p>Look up and return the {@link RequestProcessor} responsible for the
 * specified module, creating a new one if necessary.</p>
 *
 * @param config The module configuration for which to
 *  acquire and return a RequestProcessor.
 *
 * @exception ServletException if we cannot instantiate a RequestProcessor
 *  instance
 * @since Struts 1.1
 */
protected synchronized RequestProcessor getRequestProcessor(ModuleConfig config)
    throws ServletException {

    // :FIXME: Document UnavailableException?

    RequestProcessor processor = this.getProcessorForModule(config);

    if (processor == null) {
        try {
            processor =
                (RequestProcessor) RequestUtils.applicationInstance(
                    config.getControllerConfig().getProcessorClass());

        } catch (Exception e) {
            throw new UnavailableException(
                "Cannot initialize RequestProcessor of class "
                    + config.getControllerConfig().getProcessorClass()
                    + ": "
                    + e);
        }

        processor.init(this, config);

        String key = Globals.REQUEST_PROCESSOR_KEY + config.getPrefix();
        getServletContext().setAttribute(key, processor);

    }

    return (processor);

}
 

import org.apache.struts.config.ModuleConfig; //导入方法依赖的package包/类
/**
 * Look up the ActionForward associated with the specified name, and
 * perform a forward or redirect to that path as indicated.
 *
 * @throws JspException if a JSP exception has occurred
 */
public int doEndTag() throws JspException {
    // Look up the desired ActionForward entry
    ActionForward forward = null;
    ModuleConfig config =
        TagUtils.getInstance().getModuleConfig(pageContext);

    if (config != null) {
        forward = (ActionForward) config.findForwardConfig(name);
    }

    if (forward == null) {
        JspException e =
            new JspException(messages.getMessage("forward.lookup", name));

        TagUtils.getInstance().saveException(pageContext, e);
        throw e;
    }

    // Forward or redirect to the corresponding actual path
    String path = forward.getPath();

    path = config.getPrefix() + path;

    if (forward.getRedirect()) {
        this.doRedirect(path);
    } else {
        this.doForward(path);
    }

    // Skip the remainder of this page
    return (SKIP_PAGE);
}
 

import org.apache.struts.config.ModuleConfig; //导入方法依赖的package包/类
/**
 * <p> In the context of the given <code>ModuleConfig</code> and this
 * <code>ActionContext</code>, look for an existing
 * <code>ActionForm</code> in the specified scope. If one is found, return
 * it; otherwise, create a new instance, add it to that scope, and then
 * return it. </p>
 *
 * @param formName  The name attribute of our ActionForm
 * @param scopeName The scope identier (request, session)
 * @return The ActionForm for this request
 * @throws IllegalAccessException   If object cannot be created
 * @throws InstantiationException   If object cannot be created
 * @throws IllegalArgumentException If form config is missing from module
 *                                  or scopeName is invalid
 */
public ActionForm findOrCreateActionForm(String formName, String scopeName,
    ModuleConfig moduleConfig)
    throws IllegalAccessException, InstantiationException {
    Map scope = this.getScope(scopeName);

    ActionForm instance;
    FormBeanConfig formBeanConfig =
        moduleConfig.findFormBeanConfig(formName);

    if (formBeanConfig == null) {
        throw new IllegalArgumentException("No form config found under "
            + formName + " in module " + moduleConfig.getPrefix());
    }

    instance = (ActionForm) scope.get(formName);

    // ISSUE: Can we recycle the existing instance (if any)?
    if (instance != null) {
        getLogger().trace("Found an instance in scope " + scopeName
            + "; test for reusability");

        if (formBeanConfig.canReuse(instance)) {
            return instance;
        }
    }

    ActionForm form = formBeanConfig.createActionForm(this);

    // ISSUE: Should we check this call to put?
    scope.put(formName, form);

    return form;
}
 

import org.apache.struts.config.ModuleConfig; //导入方法依赖的package包/类
/**
 * Returns fully rendered JavaScript.
 * @since Struts 1.2
 */
protected String renderJavascript() throws JspException {
    StringBuffer results = new StringBuffer();

    ModuleConfig config = TagUtils.getInstance().getModuleConfig(pageContext);
    ValidatorResources resources =
        (ValidatorResources) pageContext.getAttribute(
            ValidatorPlugIn.VALIDATOR_KEY + config.getPrefix(),
            PageContext.APPLICATION_SCOPE);

    if (resources == null) {
        throw new JspException(
            "ValidatorResources not found in application scope under key \"" 
            + ValidatorPlugIn.VALIDATOR_KEY + config.getPrefix() + "\"");
    }        

    Locale locale = TagUtils.getInstance().getUserLocale(this.pageContext, null);

    Form form = resources.getForm(locale, formName);

    if ("true".equalsIgnoreCase(dynamicJavascript) && form == null)
    {
        throw new JspException("No form found under '"
                               + formName
                               + "' in locale '"
                               + locale
                               + "'");
    }

    if (form != null) {
        if ("true".equalsIgnoreCase(dynamicJavascript)) {
            results.append(
                    this.createDynamicJavascript(config, resources, locale, form));

        } else if ("true".equalsIgnoreCase(staticJavascript)) {
            results.append(this.renderStartElement());
            if ("true".equalsIgnoreCase(htmlComment)) {
                results.append(HTML_BEGIN_COMMENT);
            }
        }
    }

    if ("true".equalsIgnoreCase(staticJavascript)) {
        results.append(getJavascriptStaticMethods(resources));
    }

    if (form != null
        && ("true".equalsIgnoreCase(dynamicJavascript)
            || "true".equalsIgnoreCase(staticJavascript))) {

        results.append(getJavascriptEnd());
    }

    return results.toString();
}
 

import org.apache.struts.config.ModuleConfig; //导入方法依赖的package包/类
/**
 * Returns fully rendered JavaScript.
 *
 * @since Struts 1.2
 */
protected String renderJavascript()
    throws JspException {
    StringBuffer results = new StringBuffer();

    ModuleConfig config =
        TagUtils.getInstance().getModuleConfig(pageContext);
    ValidatorResources resources =
        (ValidatorResources) pageContext.getAttribute(
          ValidatorPlugIn.VALIDATOR_KEY
            + config.getPrefix(), PageContext.APPLICATION_SCOPE);

    if (resources == null) {
        throw new JspException(
            "ValidatorResources not found in application scope under key \""
            + ValidatorPlugIn.VALIDATOR_KEY + config.getPrefix() + "\"");
    }

    Locale locale =
        TagUtils.getInstance().getUserLocale(this.pageContext, null);

    Form form = null;
    if ("true".equalsIgnoreCase(dynamicJavascript)) {
        form = resources.getForm(locale, formName);
        if (form == null) {
            throw new JspException("No form found under '" + formName
                + "' in locale '" + locale
                + "'.  A form must be defined in the "
                + "Commons Validator configuration when "
                + "dynamicJavascript=\"true\" is set.");
        }
    }

    if (form != null) {
        if ("true".equalsIgnoreCase(dynamicJavascript)) {
            results.append(this.createDynamicJavascript(config, resources,
                    locale, form));
        } else if ("true".equalsIgnoreCase(staticJavascript)) {
            results.append(this.renderStartElement());

            if ("true".equalsIgnoreCase(htmlComment)) {
                results.append(HTML_BEGIN_COMMENT);
            }
        }
    }

    if ("true".equalsIgnoreCase(staticJavascript)) {
        results.append(getJavascriptStaticMethods(resources));
    }

    if ((form != null)
        && ("true".equalsIgnoreCase(dynamicJavascript)
        || "true".equalsIgnoreCase(staticJavascript))) {
        results.append(getJavascriptEnd());
    }

    return results.toString();
}
 

import org.apache.struts.config.ModuleConfig; //导入方法依赖的package包/类
protected String getPath(ActionContext context) {
    ServletActionContext saContext = (ServletActionContext) context;
    HttpServletRequest request = saContext.getRequest();
    String path = null;
    boolean extension = false;

    // For prefix matching, match on the path info
    path = (String) request.getAttribute(Constants.INCLUDE_PATH_INFO);

    if ((path == null) || (path.length() == 0)) {
        path = request.getPathInfo();
    }

    // For extension matching, match on the servlet path
    if ((path == null) || (path.length() == 0)) {
        path =
            (String) request.getAttribute(Constants.INCLUDE_SERVLET_PATH);

        if ((path == null) || (path.length() == 0)) {
            path = request.getServletPath();
        }

        if ((path == null) || (path.length() == 0)) {
            throw new IllegalArgumentException(
                "No path information in request");
        }

        extension = true;
    }

    // Strip the module prefix and extension (if any)
    ModuleConfig moduleConfig = saContext.getModuleConfig();
    String prefix = moduleConfig.getPrefix();

    if (!path.startsWith(prefix)) {
        throw new IllegalArgumentException("Path does not start with '"
            + prefix + "'");
    }

    path = path.substring(prefix.length());

    if (extension) {
        int slash = path.lastIndexOf("/");
        int period = path.lastIndexOf(".");

        if ((period >= 0) && (period > slash)) {
            path = path.substring(0, period);
        }
    }

    return (path);
}
 

import org.apache.struts.config.ModuleConfig; //导入方法依赖的package包/类
/**
 * <p>Returns the RequestProcessor for the given module or null if one does not
 * exist.  This method will not create a RequestProcessor.</p>
 *
 * @param config The ModuleConfig.
 */
private RequestProcessor getProcessorForModule(ModuleConfig config) {
    String key = Globals.REQUEST_PROCESSOR_KEY + config.getPrefix();
    return (RequestProcessor) getServletContext().getAttribute(key);
}
 

import org.apache.struts.config.ModuleConfig; //导入方法依赖的package包/类
/**
 * <p>Create and return a <code>ForwardConfig</code> representing the
 * specified module-relative destination.</p>
 *
 * @param context      The context for this request
 * @param moduleConfig The <code>ModuleConfig</code> for this request
 * @param uri          The module-relative URI to be the destination
 */
protected ForwardConfig forward(ActionContext context,
    ModuleConfig moduleConfig, String uri) {
    return (new ActionForward(null, uri, false, moduleConfig.getPrefix()));
}
 

import org.apache.struts.config.ModuleConfig; //导入方法依赖的package包/类
/**
 * <p>Returns the path to perform the include. Override this method to provide
 * a different path.</p>
 *
 * @param actionContext The context for this request
 * @param include The forward to be performed
 * @since Struts 1.3.6
 */
protected String includePath(ActionContext actionContext, String include) {
    ModuleConfig moduleConfig = actionContext.getModuleConfig();
    return moduleConfig.getPrefix() + include;
}
 

import org.apache.struts.config.ModuleConfig; //导入方法依赖的package包/类
/**
 * <p>Returns the RequestProcessor for the given module or null if one
 * does not exist.  This method will not create a RequestProcessor.</p>
 *
 * @param config The ModuleConfig.
 * @return The <code>RequestProcessor</code> for the given module, or
 *         <code>null</code> if one does not exist.
 */
private RequestProcessor getProcessorForModule(ModuleConfig config) {
    String key = Globals.REQUEST_PROCESSOR_KEY + config.getPrefix();

    return (RequestProcessor) getServletContext().getAttribute(key);
}