2016 年 4月随笔档案 - huey2672

Servlet & JSP - 转发与重定向的区别

摘要：本文转载自：http://blog.csdn.net/kobejayandy/article/details/13762043 转发转发的原理，可以通过下图展示：浏览器的请求发送给组件 1，组件 1 经过一些处理之后，将 request 和 response 对象 “传递” 给组件 2，由组件阅读全文

posted @ 2016-04-30 00:32 huey2672 阅读(464) 评论(0) 推荐(0) 编辑

Servlet & JSP - getParameter 与 request.getAttribute 的区别

摘要：getParameter 方法获取的是表单或 URL 的请求参数。参数是从 Web 客户端传递至 Web 服务端。例如有如下的 servlet：当接收 /hello?foo=a&bar=b 请求时，容器便将 foo 和 bar 这两个参数通过 HttpServletRequest 传递至 doGe 阅读全文

posted @ 2016-04-29 23:50 huey2672 阅读(713) 评论(0) 推荐(0) 编辑

Servlet & JSP - Java Web 访问资源的路径问题

摘要：假设 Web 工程的目录结构如下图所示，并且 HelloServlet 配置为 @WebServlet(name = "helloServlet", urlPatterns = {"/hello"}) 访问类路径下的资源对于类路径下的文件，如 jms.properties 和 100.jpg，使用阅读全文

posted @ 2016-04-29 16:23 huey2672 阅读(697) 评论(0) 推荐(0) 编辑

Servlet & JSP - Servlet API Overview

摘要：Servlet & Generic & HttpServlet 类图 Servlet 的生命周期 init、service 和 destroy 是 servlet 的生命周期方法，它们的调用规则如下： init: 当第一次请求 servlet 时，servlet 容器会调用此方法，而后面即使再接收到阅读全文

posted @ 2016-04-29 12:24 huey2672 阅读(272) 评论(0) 推荐(0) 编辑

Table of Contents - Servlet & JSP

摘要：Servlet Servlet API Overview Java Web 访问资源的路径问题 getParameter 与 request.getAttribute 的区别转发与重定向的区别中文字符问题 Session Tracking Cookie Session Tomcat - 持久化阅读全文

posted @ 2016-04-28 21:08 huey2672 阅读(171) 评论(0) 推荐(0) 编辑

Commons Codec - 常见的编码解码

摘要：Base64 Base64 编码安全 URL 的 Base64 编码 Base64 解码 URL URL 编码 URL 解码 MD5 MD5 编码 SHA1 SHA1 编码 SHA256 SHA256 编码阅读全文

posted @ 2016-04-22 16:49 huey2672 阅读(881) 评论(0) 推荐(0) 编辑

Table of Contents - Apache Commons

摘要：Apache Commons 简述 CLI Usage of CLI Option Properties Codec 常见的编码解码 Compress Configuration2 Quick start guide IO IOUtils JXPath Object Graph Traversal 阅读全文

posted @ 2016-04-21 17:12 huey2672 阅读(219) 评论(0) 推荐(0) 编辑

HTTP - 方法

摘要：GET GET 方法通常用于请求服务器发送某个资源。下图显示了一个例子，在这个例子中，客户端用 GET 方法发起了一次 HTTP 请求。 HEAD HEAD 方法与 GET 方法的行为很类似，但服务器在响应中只返回首部，不会返回实体的主体部分。这就允许客户端在未获取实际资源的情况下，对资源的首部进行阅读全文

posted @ 2016-04-21 16:48 huey2672 阅读(346) 评论(0) 推荐(0) 编辑

Wireshark - 观察 ARP 地址解析过程

摘要：下面使用 Wireshark 分析 ARP 的工作过程。试验的机器：发送者机器（IP 地址：10.21.28.47，MAC 地址：68:f7:28:0f:32:2e）下文称为 HOSTA；目标机器（IP 地址：10.21.28.110，MAC 地址：54:ee:75:25:33:fd），下文称为 H 阅读全文

posted @ 2016-04-20 20:10 huey2672 阅读(1650) 评论(0) 推荐(0) 编辑

Linux 命令 - arp: 操作系统的 ARP 缓存

摘要：arp 命令可以查看 ARP 缓存或者手动添加、删除缓存中的条目。命令格式 arp [-evn] [-H type] [-i if] -a [hostname] arp [-v] [-i if] -d hostname [pub] arp [-v] [-H type] [-i if] -s hos 阅读全文

posted @ 2016-04-20 17:18 huey2672 阅读(2705) 评论(0) 推荐(0) 编辑

Table of Contents - TCP/IP

摘要：网络访问层 Ethernet II 网际层 IP IPv4 报文格式 ICMP ICMP 报文分析 ping: 向网络主机发送 ICMP ECHO_REQUEST 包 ARP ARP 过程 arp 命令: 操作系统的 ARP 缓存 RARP RIP BGP 传输层 TCP UDP 应用层 HTTP 阅读全文

posted @ 2016-04-20 14:54 huey2672 阅读(164) 评论(0) 推荐(0) 编辑

Networking - Ethernet II 帧

摘要：Ethernet II 帧格式 DA(Destination Address): 该字段有 6 个字节，表示目的 MAC 地址。 SA(Source Address): 该字段有 6 个字节，表示源 MAC 地址。 Type: 该字段有 2 个字节，表示数据包的类型。 Playload: 数据载荷。阅读全文

posted @ 2016-04-20 14:38 huey2672 阅读(936) 评论(0) 推荐(0) 编辑

Table of Contents - HTTP

摘要：HTTP 报文 HTTP 方法 HTTP 状态码 HTTP 首部连接管理持久连接 Cookie 机制 Session 机制基本认证机制在 Tomcat 中设置基本认证摘要认证在 Tomcat 中设置摘要认证实体和编码内容编码条件请求阅读全文

posted @ 2016-04-18 20:06 huey2672 阅读(248) 评论(0) 推荐(0) 编辑

Table of Contents - Redis

摘要：Getting Started 安装配置环境 Redis 命令 Keys Strings Lists Hashs Sets Sorted Sets Transactions Connection Server Pub/Sub Programming with Redis 排序事务发布/订阅 Hy 阅读全文

posted @ 2016-04-18 17:37 huey2672 阅读(193) 评论(0) 推荐(0) 编辑

Jersey(1.19.1) - JSON Support

摘要：Jersey JSON support comes as a set of JAX-RS MessageBodyReader<T> and MessageBodyWriter<T> providers distributed with jersey-json module. These provid 阅读全文

posted @ 2016-04-18 16:59 huey2672 阅读(801) 评论(0) 推荐(0) 编辑

Jersey(1.19.1) - XML Support

摘要：As you probably already know, Jersey uses MessageBodyWriters and MessageBodyReaders to parse incoming request and create outgoing responses. Every use 阅读全文

posted @ 2016-04-18 12:45 huey2672 阅读(291) 评论(0) 推荐(0) 编辑

Table of Contents - MyBatis

摘要：Getting Started with MyBatis Hello World Integration with Spring Bootstrapping MyBatis Configuring MyBatis using XML Environment, DataSource, Transact 阅读全文

posted @ 2016-04-17 19:55 huey2672 阅读(219) 评论(0) 推荐(0) 编辑

Jersey(1.19.1) - Client API, Security with Http(s)URLConnection

摘要：With Http(s)URLConnection The support for security, specifically HTTP authentication and/or cookie management with Http(s)URLConnection is limited due 阅读全文

posted @ 2016-04-17 19:29 huey2672 阅读(269) 评论(0) 推荐(0) 编辑

Jersey(1.19.1) - Client API, Testing services

摘要：The Jersey client API was originally developed to aid the testing of the Jersey server-side, primarily to make it easier to write functional tests in 阅读全文

posted @ 2016-04-17 19:24 huey2672 阅读(240) 评论(0) 推荐(0) 编辑

Jersey(1.19.1) - Client API, Using filters

摘要：Filtering requests and responses can provide useful functionality that is hidden from the application layer of building and sending requests, and proc 阅读全文

posted @ 2016-04-17 19:12 huey2672 阅读(330) 评论(0) 推荐(0) 编辑

Jersey(1.19.1) - Client API, Overview of the API

摘要：To utilize the client API it is first necessary to create an instance of a Client, for example: Configuring a Client and WebResource The client instan 阅读全文

posted @ 2016-04-17 18:35 huey2672 阅读(499) 评论(0) 推荐(0) 编辑

Jersey(1.19.1) - Client API, Ease of use and reusing JAX-RS artifacts

摘要：Since a resource is represented as a Java type it makes it easy to configure, pass around and inject in ways that is not so intuitive or possible with 阅读全文

posted @ 2016-04-17 13:50 huey2672 阅读(264) 评论(0) 推荐(0) 编辑

Jersey(1.19.1) - Client API, Uniform Interface Constraint

摘要：The Jersey client API is a high-level Java based API for interoperating with RESTful Web services. It makes it very easy to interoperate with RESTful 阅读全文

posted @ 2016-04-17 10:13 huey2672 阅读(242) 评论(0) 推荐(0) 编辑

Jersey(1.19.1) - Use of @Context

摘要：Previous sections have introduced the use of @Context. The JAX-RS specification presents all the standard JAX-RS Java types that may be used with @Con 阅读全文

posted @ 2016-04-16 23:42 huey2672 阅读(280) 评论(0) 推荐(0) 编辑

Jersey(1.19.1) - Rules of Injection

摘要：Previous sections have presented examples of annotated types, mostly annotated method parameters but also annotated fields of a class, for the injecti 阅读全文

posted @ 2016-04-16 23:39 huey2672 阅读(222) 评论(0) 推荐(0) 编辑

Jersey(1.19.1) - Security

摘要：Security information is available by obtaining the SecurityContext using @Context, which is essentially the equivalent functionality available on the 阅读全文

posted @ 2016-04-16 23:34 huey2672 阅读(308) 评论(0) 推荐(0) 编辑

Jersey(1.19.1) - Life-cycle of Root Resource Classes

摘要：By default the life-cycle of root resource classes is per-request, namely that a new instance of a root resource class is created every time the reque 阅读全文

posted @ 2016-04-16 23:19 huey2672 阅读(298) 评论(0) 推荐(0) 编辑

Jersey(1.19.1) - Conditional GETs and Returning 304 (Not Modified) Responses

摘要：Conditional GETs are a great way to reduce bandwidth, and potentially server-side performance, depending on how the information used to determine cond 阅读全文

posted @ 2016-04-16 22:41 huey2672 阅读(316) 评论(0) 推荐(0) 编辑

Jersey(1.19.1) - WebApplicationException and Mapping Exceptions to Responses

摘要：Previous sections have shown how to return HTTP responses and it is possible to return HTTP errors using the same mechanism. However, sometimes when p 阅读全文

posted @ 2016-04-16 22:20 huey2672 阅读(364) 评论(0) 推荐(0) 编辑

Jersey(1.19.1) - Building URIs

摘要：A very important aspects of REST is hyperlinks, URIs, in representations that clients can use to transition the Web service to new application states 阅读全文

posted @ 2016-04-16 21:03 huey2672 阅读(208) 评论(0) 推荐(0) 编辑

Jersey(1.19.1) - Sub-resources

摘要：@Path may be used on classes and such classes are referred to as root resource classes. @Path may also be used on methods of root resource classes. Th 阅读全文

posted @ 2016-04-16 16:29 huey2672 阅读(388) 评论(0) 推荐(0) 编辑

Jersey(1.19.1) - Building Responses

摘要：Sometimes it is necessary to return additional information in response to a HTTP request. Such information may be built and returned using Response an 阅读全文

posted @ 2016-04-16 15:40 huey2672 阅读(241) 评论(0) 推荐(0) 编辑

Jersey(1.19.1) - Representations and Java Types

摘要：Previous sections on @Produces and @Consumes referred to MIME media types of representations and showed resource methods that consume and produce the 阅读全文

posted @ 2016-04-16 15:35 huey2672 阅读(223) 评论(0) 推荐(0) 编辑

Jersey(1.19.1) - Extracting Request Parameters

摘要：Parameters of a resource method may be annotated with parameter-based annotations to extract information from a request. A previous example presented 阅读全文

posted @ 2016-04-16 11:47 huey2672 阅读(277) 评论(0) 推荐(0) 编辑

Jersey(1.19.1) - Deploying a RESTful Web Service

摘要：JAX-RS provides a deployment agnostic abstract class Application for declaring root resource and provider classes, and root resource and provider sing 阅读全文

posted @ 2016-04-16 01:11 huey2672 阅读(328) 评论(0) 推荐(0) 编辑

Jersey(1.19.1) - Root Resource Classes

摘要：Root resource classes are POJOs (Plain Old Java Objects) that are annotated with @Path have at least one method annotated with @Path or a resource met 阅读全文

posted @ 2016-04-15 14:01 huey2672 阅读(407) 评论(0) 推荐(0) 编辑

Jersey(1.19.1) - Hello World, Get started with Jersey using the embedded Grizzly server

摘要：Maven Dependencies The following Maven dependencies need to be added to the pom: Creating a root resource Create the following Java class in your proj 阅读全文

posted @ 2016-04-13 22:50 huey2672 阅读(352) 评论(0) 推荐(0) 编辑

Table of Contents - Jersey

摘要：Jersey 1.19.1 Getting Started Get started with Jersey using the embedded Grizzly server Get started with a Web application Overview of JAX-RS 1.1 Root 阅读全文

posted @ 2016-04-13 22:32 huey2672 阅读(154) 评论(0) 推荐(0) 编辑

Jersey(1.19.1) - Hello World, Get started with a Web application

摘要：1. Maven Dependency <properties> <jersey.version>1.19.1</jersey.version> </properties> <dependencies> <dependency> <groupId>com.sun.jersey</groupId> < 阅读全文

posted @ 2016-04-10 23:01 huey2672 阅读(526) 评论(0) 推荐(0) 编辑

Table of Contents - ActiveMQ

摘要：Getting Started ActiveMQ 的安装 Hello World Configuring Standard ActiveMQ Components Connecting to ActiveMQ Connection Configuration URI ActiveMQ Message 阅读全文

posted @ 2016-04-08 17:16 huey2672 阅读(153) 评论(0) 推荐(0) 编辑

Table of Contents

摘要：程序设计 Java JavaSE Apache Commons Servlet & JSP Maven JMS ActiveMQ WebService CXF Jersey HttpClient Spring MyBatis Quartz Scheduler Ehcache ZooKeeper To 阅读全文

posted @ 2016-04-08 17:15 huey2672 阅读(726) 评论(0) 推荐(0) 编辑

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