阿里云主机推荐码,可以打九折8C0BAY 有效期 11-30号
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2015-10-15 18:13 hellxoul 阅读(185) |
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2015-01-05 11:52 hellxoul 阅读(296) |
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如果不配置其他参数,大致相当于以下的配置文件(参考自org.springframework.web.servlet.config.AnnotationDrivenBeanDefinitionParser)
1 <!-- 配置路径扩展名映射的媒体类型 -->
2 <bean name="pathExtensionContentNegotiationStrategy"
3 class="org.springframework.web.accept.PathExtensionContentNegotiationStrategy">
4 <constructor-arg>
5 <props>
6 <!-- if romePresent -->
7 <prop key="atom">application/atom+xml</prop>
8 <prop key="rss">application/rss+xml</prop>
9 <!-- endif -->
10 <!-- if jackson2Present || jacksonPresent -->
11 <prop key="json">application/json</prop>
12 <!-- endif -->
13 <!-- if jaxb2Present -->
14 <prop key="xml">application/xml</prop>
15 <!-- endif -->
16 </props>
17 </constructor-arg>
18 </bean>
19
20 <!-- 配置映射媒体类型的策略 -->
21 <bean name="mvcContentNegotiationManager"
22 class="org.springframework.web.accept.ContentNegotiationManager">
23 <constructor-arg>
24 <list>
25 <ref bean="pathExtensionContentNegotiationStrategy" />
26 </list>
27 </constructor-arg>
28 </bean>
29
30 <bean class="org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerMapping">
31 <property name="order" value="0"/>
32 <property name="removeSemicolonContent" value="false"/>
33 <property name="contentNegotiationManager" ref="mvcContentNegotiationManager"/>
34 </bean>
35
36 <!-- 配置数据转换服务,默认使用格式化数据转换服务,可以对日期和数字进行格式化 -->
37 <bean name="conversionService"
38 class="org.springframework.format.support.DefaultFormattingConversionService">
39 <constructor-arg index="0">
40 <null/>
41 </constructor-arg>
42 <constructor-arg index="1" value="true"/>
43 </bean>
44
45 <bean name="validator"
46 class="org.springframework.validation.beanvalidation.LocalValidatorFactoryBean"/>
47
48 <!-- 配置数据绑定,通过转换服务实现绑定,如果包含jsr303实现还将进行校验 -->
49 <bean name="webBindingInitializer"
50 class="org.springframework.web.bind.support.ConfigurableWebBindingInitializer">
51 <property name="conversionService" ref="conversionService" />
52 <!-- if jsr303Present -->
53 <property name="validator" ref="validator" />
54 <!-- endif -->
55 </bean>
56
57 <bean name="byteArrayHttpMessageConverter"
58 class="org.springframework.http.converter.ByteArrayHttpMessageConverter"/>
59
60 <bean name="stringHttpMessageConverter"
61 class="org.springframework.http.converter.StringHttpMessageConverter">
62 <property name="writeAcceptCharset" value="false" />
63 </bean>
64
65 <bean name="resourceHttpMessageConverter"
66 class="org.springframework.http.converter.ResourceHttpMessageConverter"/>
67 <bean name="sourceHttpMessageConverter"
68 class="org.springframework.http.converter.xml.SourceHttpMessageConverter"/>
69 <bean name="allEncompassingFormHttpMessageConverter"
70 class="org.springframework.http.converter.support.AllEncompassingFormHttpMessageConverter"/>
71 <bean name="atomFeedHttpMessageConverter"
72 class="org.springframework.http.converter.feed.AtomFeedHttpMessageConverter"/>
73 <bean name="rssChannelHttpMessageConverter"
74 class="org.springframework.http.converter.feed.RssChannelHttpMessageConverter"/>
75 <bean name="jaxb2RootElementHttpMessageConverter"
76 class="org.springframework.http.converter.xml.Jaxb2RootElementHttpMessageConverter"/>
77 <bean name="mappingJacksonHttpMessageConverter"
78 class="org.springframework.http.converter.json.MappingJacksonHttpMessageConverter"/>
79
80 <!-- 配置@RequestBody,@ResponseBody注解可用的转换器 -->
81 <util:list id="messageConverters"
82 list-class="org.springframework.beans.factory.support.ManagedList">
83 <ref bean="byteArrayHttpMessageConverter" />
84 <ref bean="stringHttpMessageConverter" />
85 <ref bean="resourceHttpMessageConverter" />
86 <ref bean="sourceHttpMessageConverter" />
87 <ref bean="allEncompassingFormHttpMessageConverter" />
88 <!-- if romePresent -->
89 <ref bean="atomFeedHttpMessageConverter" />
90 <ref bean="rssChannelHttpMessageConverter" />
91 <!-- endif -->
92 <!-- if jaxb2Present -->
93 <ref bean="jaxb2RootElementHttpMessageConverter" />
94 <!-- endif -->
95 <!-- if jacksonPresent -->
96 <ref bean="mappingJacksonHttpMessageConverter" />
97 <!-- endif -->
98 </util:list>
99
100 <!-- 将任意类型的Controller适配为Handler -->
101 <bean name="requestMappingHandlerAdapter"
102 class="org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter">
103 <property name="contentNegotiationManager" ref="mvcContentNegotiationManager" />
104 <property name="webBindingInitializer" ref="webBindingInitializer" />
105 <property name="messageConverters" ref="messageConverters" />
106 </bean>
107
108 <!-- 这个拦截器暴露转换器服务让spring:bind和spring:eval标签可用 -->
109 <bean name="csInterceptor"
110 class="org.springframework.web.servlet.handler.ConversionServiceExposingInterceptor">
111 <constructor-arg index="0" ref="conversionService"/>
112 </bean>
113
114 <!-- 现在所有拦截器都必须设定响应的路径映射 -->
115 <bean name="mappedCsInterceptor"
116 class="org.springframework.web.servlet.handler.MappedInterceptor">
117 <constructor-arg index="0">
118 <null/>
119 </constructor-arg>
120 <constructor-arg index="1" ref="csInterceptor"/>
121 </bean>
122
123 <!-- 使用@ExceptionHandler注解的方法来处理Exception,优先级为0(最高) -->
124 <bean name="exceptionHandlerExceptionResolver"
125 class="org.springframework.web.servlet.mvc.method.annotation.ExceptionHandlerExceptionResolver">
126 <property name="contentNegotiationManager" ref="mvcContentNegotiationManager" />
127 <property name="messageConverters" ref="messageConverters" />
128 <property name="order" value="0" />
129 </bean>
130
131 <!-- 如果抛出的Exception类带有@ResponseStatus注解,响应返回该注解的Http状态码,优先级为1 -->
132 <bean name="responseStatusExceptionResolver"
133 class="org.springframework.web.servlet.mvc.annotation.ResponseStatusExceptionResolver">
134 <property name="order" value="1" />
135 </bean>
136
137 <!-- SpringMvc内部异常处理 -->
138 <bean name="defaultExceptionResolver"
139 class="org.springframework.web.servlet.mvc.support.DefaultHandlerExceptionResolver">
140 <property name="order" value="2" />
141 </bean>
142
posted @
2014-08-03 22:35 hellxoul 阅读(2885) |
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HeadFirst Servlet/JSP 学习笔记
1.容器加载类,调用servlet的无参构造方法,并调用servlet的init()方法,从而初始化servlet。
2.init()在servlet一生中只调用一次,往往在servlet为客户请求提供服务之前调用。
3.init()方法使servlet可以访问ServletConfig和ServletContext对象,servlet需要从这些对象得到有关servlet配置和web应用的信息。
4.容器通过调用servlet的destroy()方法来结束servlet的生命
5.servlet一生的大多时间都是在为某个客户端请求运行service()方法
6.对servlet的每个请求都在一个单独的线程中运行,任何特定servlet类都只有一个实例。
posted @
2014-07-05 15:21 hellxoul 阅读(260) |
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