如何在maven官网找到jar包依赖 怎么查找maven的各个jar包依赖的是别的什么jar包
\u600e\u4e48\u67e5\u627emaven\u7684\u5404\u4e2ajar\u5305\u4f9d\u8d56\u7684\u662f\u522b\u7684\u4ec0\u4e48jar\u5305\u6253\u5f00\u9879\u76ee\u7684pom\u6587\u4ef6\uff0c\u5982\u4e0b\u56fe\u6240\u793a\u67e5\u770b\u4f9d\u8d56\u5305\uff0c\u6216\u8005\u901a\u8fc7\u641c\u7d22
1\u3001\u521b\u5efa\u4e00\u4e2a\u65b0\u7684Maven\u9879\u76ee\uff1a
mvn archetype:create -DgroupId=org.sonatype.mavenbook.ch3 -DartifactId=simple -DpackageName=org.sonatype.mavenbook
2\u3001\u6784\u5efa\u6253\u5305\u5e94\u7528\uff1a
mvn install[\u5728pom.xml\u540c\u7ea7\u76ee\u5f55\u4e0b\u6267\u884c]
3\u3001\u67e5\u770b\u9879\u76ee\u5b8c\u6574\u7684pom.xml\u6587\u4ef6\uff0c\u5305\u62ec\u7cfb\u7edf\u9ed8\u8ba4\u8bbe\u7f6e\u4ee5\u53ca\u7528\u6237\u81ea\u5b9a\u4e49\u8bbe\u7f6e\uff1a
mvn help:effective-pom
4\u3001\u751f\u6210\u62a5\u544a\u6216\u8005\u6587\u6863\uff1a
mvn site
5\u3001mvn exec:java\u6267\u884c\u76ee\u6807\u7c7b
mvn exec:java -Dexec.mainClass=org.sonatype.mavenbook.weather.Main
6\u3001\u67e5\u770b\u63d2\u4ef6\u7684\u5b8c\u6574\u63cf\u8ff0\uff1a
mvn help:describe -Dplugin=exec -Dfull
7\u3001\u627e\u51fa\u8be5\u9879\u76ee\u6240\u4f9d\u8d56\u7684\u9879\u76ee(jar)\u5217\u8868\uff1a
mvn dependency:resolve
mvn dependency:analyze(\u627e\u51fa\u9879\u76ee\u975e\u76f4\u63a5\u4f9d\u8d56)
\u7ed3\u679c\u5982\u4e0b\uff1a
[INFO] The following files have been resolved:
[INFO] com.ibm.icu:icu4j:jar:2.6.1:compile
[INFO] commons-collections:commons-collections:jar:3.1:compile
[INFO] commons-lang:commons-lang:jar:2.1:compile
[INFO] dom4j:dom4j:jar:1.6.1:compile
[INFO] jaxen:jaxen:jar:1.1.1:compile
[INFO] jdom:jdom:jar:1.0:compile
[INFO] junit:junit:jar:3.8.1:test
[INFO] log4j:log4j:jar:1.2.14:compile
[INFO] oro:oro:jar:2.0.8:compile
[INFO] velocity:velocity:jar:1.5:compile
[INFO] xalan:xalan:jar:2.6.0:compile
[INFO] xerces:xercesImpl:jar:2.6.2:compile
[INFO] xerces:xmlParserAPIs:jar:2.6.2:compile
[INFO] xml-apis:xml-apis:jar:1.0.b2:compile
[INFO] xom:xom:jar:1.0:compile
8\u3001\u67e5\u770b\u6574\u4e2a\u9879\u76ee\u7684\u4f9d\u8d56\u6811\uff1a
mvn dependency:tree
\u7ed3\u679c\u5982\u4e0b\uff1a
[INFO] org.sonatype.mavenbook.ch04:simple-weather:jar:1.0
[INFO] +- log4j:log4j:jar:1.2.14:compile
[INFO] +- dom4j:dom4j:jar:1.6.1:compile
[INFO] | \- xml-apis:xml-apis:jar:1.0.b2:compile
[INFO] +- jaxen:jaxen:jar:1.1.1:compile
[INFO] | +- jdom:jdom:jar:1.0:compile
[INFO] | +- xerces:xercesImpl:jar:2.6.2:compile
[INFO] | \- xom:xom:jar:1.0:compile
[INFO] | +- xerces:xmlParserAPIs:jar:2.6.2:compile
[INFO] | +- xalan:xalan:jar:2.6.0:compile
[INFO] | \- com.ibm.icu:icu4j:jar:2.6.1:compile
[INFO] +- velocity:velocity:jar:1.5:compile
[INFO] | +- commons-collections:commons-collections:jar:3.1:compile
[INFO] | +- commons-lang:commons-lang:jar:2.1:compile
[INFO] | \- oro:oro:jar:2.0.8:compile
[INFO] \- junit:junit:jar:3.8.1:test
9\u3001\u67e5\u770b\u5b8c\u6574\u7684\u4f9d\u8d56\uff0c\u5305\u62ec\u90a3\u4e9b\u56e0\u4e3a\u51b2\u7a81\u800c\u88ab\u62d2\u7edd\u5f15\u5165\u7684\u4f9d\u8d56\uff1a
mvn install -X
10\u3001\u6253\u5305\u5e94\u7528(jar)\uff1a
mvn install assembly:assembly
11\u3001\u5728 Jetty Servlet \u5bb9\u5668\u4e2d\u542f\u52a8\u4f60\u7684 web \u5e94\u7528\uff1a
mvn jetty:run
12\u3001\u91cd\u65b0\u7f16\u8bd1\uff1a
mvn compile
直接在官网地址（http://mvnrepository.com/）中进行搜索最新jar即可。
譬如输入：struts2，然后点击search，找到struts2，点击链接进去，就会看到很多版本，选择你想要的版本，譬如2.3.4,点击进去，就能看到：
把它拷贝到pom.xml，保存，eclipse就会自动引入依赖的jar包（会把依赖的依赖的jar包递归引入）。省去了自己找jar包的烦恼。
你可以到Maven官方仓库网站http://mvnrepository.com里搜索你需要的jar包，例如：你可以搜索spring，选择你要的版本，然后将<dependency>粘贴到pom.xml文件中
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