下面列出了怎么用org.springframework.web.servlet.FrameworkServlet的API类实例代码及写法，或者点击链接到github查看源代码。
@Test
public void testRequest() throws Exception {
MockServletConfig config = new MockServletConfig();
MockHttpServletRequest req = new MockHttpServletRequest();
MockHttpServletResponse res = new MockHttpServletResponse();
config.addInitParameter("contextConfigLocation", "classpath:spring-web-test.xml");
req.setMethod("GET");
req.setRequestURI("/");
req.setRemoteAddr("1.2.3.4");
DispatcherServlet servlet = new DispatcherServlet();
servlet.init(config);
servlet.service(req, res);
Method method = FrameworkServlet.class.getDeclaredMethod("doGet", HttpServletRequest.class, HttpServletResponse.class);
PluginTestVerifier verifier = PluginTestVerifierHolder.getInstance();
verifier.printCache();
verifier.verifyTrace(Expectations.event(SPRING_MVC, method));
verifier.verifyTraceCount(0);
}
@Test
public void testRequest() throws Exception {
MockServletConfig config = new MockServletConfig();
MockHttpServletRequest req = new MockHttpServletRequest();
MockHttpServletResponse res = new MockHttpServletResponse();
config.addInitParameter("contextConfigLocation", "classpath:spring-web-test.xml");
req.setMethod("GET");
req.setRequestURI("/");
req.setRemoteAddr("1.2.3.4");
DispatcherServlet servlet = new DispatcherServlet();
servlet.init(config);
servlet.service(req, res);
Method method = FrameworkServlet.class.getDeclaredMethod("doGet", HttpServletRequest.class, HttpServletResponse.class);
PluginTestVerifier verifier = PluginTestVerifierHolder.getInstance();
verifier.printCache();
verifier.verifyTrace(Expectations.event(SPRING_MVC, method));
verifier.verifyTraceCount(0);
}
/**
* Register a {@link DispatcherServlet} against the given servlet context.
* <p>This method will create a {@code DispatcherServlet} with the name returned by
* {@link #getServletName()}, initializing it with the application context returned
* from {@link #createServletApplicationContext()}, and mapping it to the patterns
* returned from {@link #getServletMappings()}.
* <p>Further customization can be achieved by overriding {@link
* #customizeRegistration(ServletRegistration.Dynamic)} or
* {@link #createDispatcherServlet(WebApplicationContext)}.
* @param servletContext the context to register the servlet against
*/
protected void registerDispatcherServlet(ServletContext servletContext) {
String servletName = getServletName();
Assert.hasLength(servletName, "getServletName() must not return null or empty");
WebApplicationContext servletAppContext = createServletApplicationContext();
Assert.notNull(servletAppContext, "createServletApplicationContext() must not return null");
FrameworkServlet dispatcherServlet = createDispatcherServlet(servletAppContext);
Assert.notNull(dispatcherServlet, "createDispatcherServlet(WebApplicationContext) must not return null");
dispatcherServlet.setContextInitializers(getServletApplicationContextInitializers());
ServletRegistration.Dynamic registration = servletContext.addServlet(servletName, dispatcherServlet);
if (registration == null) {
throw new IllegalStateException("Failed to register servlet with name '" + servletName + "'. " +
"Check if there is another servlet registered under the same name.");
}
registration.setLoadOnStartup(1);
registration.addMapping(getServletMappings());
registration.setAsyncSupported(isAsyncSupported());
Filter[] filters = getServletFilters();
if (!ObjectUtils.isEmpty(filters)) {
for (Filter filter : filters) {
registerServletFilter(servletContext, filter);
}
}
customizeRegistration(registration);
}
/**
* Register a {@link DispatcherServlet} against the given servlet context.
* <p>This method will create a {@code DispatcherServlet} with the name returned by
* {@link #getServletName()}, initializing it with the application context returned
* from {@link #createServletApplicationContext()}, and mapping it to the patterns
* returned from {@link #getServletMappings()}.
* <p>Further customization can be achieved by overriding {@link
* #customizeRegistration(ServletRegistration.Dynamic)} or
* {@link #createDispatcherServlet(WebApplicationContext)}.
* @param servletContext the context to register the servlet against
*/
protected void registerDispatcherServlet(ServletContext servletContext) {
String servletName = getServletName();
Assert.hasLength(servletName, "getServletName() must not return null or empty");
WebApplicationContext servletAppContext = createServletApplicationContext();
Assert.notNull(servletAppContext, "createServletApplicationContext() must not return null");
FrameworkServlet dispatcherServlet = createDispatcherServlet(servletAppContext);
Assert.notNull(dispatcherServlet, "createDispatcherServlet(WebApplicationContext) must not return null");
dispatcherServlet.setContextInitializers(getServletApplicationContextInitializers());
ServletRegistration.Dynamic registration = servletContext.addServlet(servletName, dispatcherServlet);
if (registration == null) {
throw new IllegalStateException("Failed to register servlet with name '" + servletName + "'. " +
"Check if there is another servlet registered under the same name.");
}
registration.setLoadOnStartup(1);
registration.addMapping(getServletMappings());
registration.setAsyncSupported(isAsyncSupported());
Filter[] filters = getServletFilters();
if (!ObjectUtils.isEmpty(filters)) {
for (Filter filter : filters) {
registerServletFilter(servletContext, filter);
}
}
customizeRegistration(registration);
}
/**
* Append initialized parameter for {@link ApplicationContextInitializer Context Initializer Class} into {@link
* FrameworkServlet}
*
* @param servletContext {@link ServletContext}
* @param contextInitializerClass the class of {@link ApplicationContextInitializer}
* @see FrameworkServlet#applyInitializers(ConfigurableApplicationContext)
*/
public static void appendFrameworkServletContextInitializerClassInitParameter(
ServletContext servletContext,
Class<? extends ApplicationContextInitializer> contextInitializerClass) {
Collection<? extends ServletRegistration> servletRegistrations =
WebUtils.findServletRegistrations(servletContext, FrameworkServlet.class).values();
for (ServletRegistration servletRegistration : servletRegistrations) {
String contextInitializerClassName = servletRegistration.getInitParameter(CONTEXT_INITIALIZER_CLASSES_PARAM);
String newContextInitializerClassName = appendInitParameter(contextInitializerClassName, contextInitializerClass.getName());
servletRegistration.setInitParameter(CONTEXT_INITIALIZER_CLASSES_PARAM, newContextInitializerClassName);
}
}
/**
* Register a {@link DispatcherServlet} against the given servlet context.
* <p>This method will create a {@code DispatcherServlet} with the name returned by
* {@link #getServletName()}, initializing it with the application context returned
* from {@link #createServletApplicationContext()}, and mapping it to the patterns
* returned from {@link #getServletMappings()}.
* <p>Further customization can be achieved by overriding {@link
* #customizeRegistration(ServletRegistration.Dynamic)} or
* {@link #createDispatcherServlet(WebApplicationContext)}.
* @param servletContext the context to register the servlet against
*/
protected void registerDispatcherServlet(ServletContext servletContext) {
String servletName = getServletName();
Assert.hasLength(servletName, "getServletName() must not return empty or null");
WebApplicationContext servletAppContext = createServletApplicationContext();
Assert.notNull(servletAppContext,
"createServletApplicationContext() did not return an application " +
"context for servlet [" + servletName + "]");
FrameworkServlet dispatcherServlet = createDispatcherServlet(servletAppContext);
dispatcherServlet.setContextInitializers(getServletApplicationContextInitializers());
ServletRegistration.Dynamic registration = servletContext.addServlet(servletName, dispatcherServlet);
Assert.notNull(registration,
"Failed to register servlet with name '" + servletName + "'." +
"Check if there is another servlet registered under the same name.");
registration.setLoadOnStartup(1);
registration.addMapping(getServletMappings());
registration.setAsyncSupported(isAsyncSupported());
Filter[] filters = getServletFilters();
if (!ObjectUtils.isEmpty(filters)) {
for (Filter filter : filters) {
registerServletFilter(servletContext, filter);
}
}
customizeRegistration(registration);
}
/**
* Register a {@link DispatcherServlet} against the given servlet context.
* <p>This method will create a {@code DispatcherServlet} with the name returned by
* {@link #getServletName()}, initializing it with the application context returned
* from {@link #createServletApplicationContext()}, and mapping it to the patterns
* returned from {@link #getServletMappings()}.
* <p>Further customization can be achieved by overriding {@link
* #customizeRegistration(ServletRegistration.Dynamic)} or
* {@link #createDispatcherServlet(WebApplicationContext)}.
* @param servletContext the context to register the servlet against
*/
protected void registerDispatcherServlet(ServletContext servletContext) {
String servletName = getServletName();
Assert.hasLength(servletName, "getServletName() must not return empty or null");
WebApplicationContext servletAppContext = createServletApplicationContext();
Assert.notNull(servletAppContext,
"createServletApplicationContext() did not return an application " +
"context for servlet [" + servletName + "]");
FrameworkServlet dispatcherServlet = createDispatcherServlet(servletAppContext);
dispatcherServlet.setContextInitializers(getServletApplicationContextInitializers());
ServletRegistration.Dynamic registration = servletContext.addServlet(servletName, dispatcherServlet);
Assert.notNull(registration,
"Failed to register servlet with name '" + servletName + "'." +
"Check if there is another servlet registered under the same name.");
registration.setLoadOnStartup(1);
registration.addMapping(getServletMappings());
registration.setAsyncSupported(isAsyncSupported());
Filter[] filters = getServletFilters();
if (!ObjectUtils.isEmpty(filters)) {
for (Filter filter : filters) {
registerServletFilter(servletContext, filter);
}
}
customizeRegistration(registration);
}
/**
* Create a {@link DispatcherServlet} (or other kind of {@link FrameworkServlet}-derived
* dispatcher) with the specified {@link WebApplicationContext}.
* <p>Note: This allows for any {@link FrameworkServlet} subclass as of 4.2.3.
* Previously, it insisted on returning a {@link DispatcherServlet} or subclass thereof.
*/
protected FrameworkServlet createDispatcherServlet(WebApplicationContext servletAppContext) {
return new DispatcherServlet(servletAppContext);
}
/**
* Create a {@link DispatcherServlet} (or other kind of {@link FrameworkServlet}-derived
* dispatcher) with the specified {@link WebApplicationContext}.
* <p>Note: This allows for any {@link FrameworkServlet} subclass as of 4.2.3.
* Previously, it insisted on returning a {@link DispatcherServlet} or subclass thereof.
*/
protected FrameworkServlet createDispatcherServlet(WebApplicationContext servletAppContext) {
return new DispatcherServlet(servletAppContext);
}
/**
* Create a {@link DispatcherServlet} (or other kind of {@link FrameworkServlet}-derived
* dispatcher) with the specified {@link WebApplicationContext}.
* <p>Note: This allows for any {@link FrameworkServlet} subclass as of 4.2.3.
* Previously, it insisted on returning a {@link DispatcherServlet} or subclass thereof.
*/
protected FrameworkServlet createDispatcherServlet(WebApplicationContext servletAppContext) {
return new DispatcherServlet(servletAppContext);
}
/**
* Create a {@link DispatcherServlet} (or other kind of {@link FrameworkServlet}-derived
* dispatcher) with the specified {@link WebApplicationContext}.
* <p>Note: This allows for any {@link FrameworkServlet} subclass as of 4.2.3.
* Previously, it insisted on returning a {@link DispatcherServlet} or subclass thereof.
*/
protected FrameworkServlet createDispatcherServlet(WebApplicationContext servletAppContext) {
return new DispatcherServlet(servletAppContext);
}