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Maven????__??

??????????????????????/?????

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1????????

Maven ??????????????????? Maven ?????????????????????????? Maven ???????? B/S ?????????????????????????????????????????? Maven ????????????

???????????????

????????Java?????????????????????????

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2??????????????

????????????????????????????????????package?????????????????????????????? Maven ????????????????

????????????? jar ??????????????? WEB-INF/lib ????????????? jar ???????????????????????????????????????? Maven???? jar ??????????????????????????????????????

???????jar ??????????????????????????????? jar ???????????? Maven ???????

????????? jar ?????? jar ?????????????jar ????????????? jar ??????? jar ?????????????????? jar ?????????????????commons-fileupload-1.3.jar ??? commons-io-2.0.1.jar????? IO ??FileUpload ????????? Maven ???????? jar ??????

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3?Maven???

Maven ? Apache ????????????????????????? Java ?????????????Maven ?????????????????? ['me?v(?)n] ? ['mevn]?

????????Make ? Ant ? Maven ? Gradle?

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4?Maven?????

????????Maven ??????????????????????????????????????????????

POM?Project Object Model????????? Java ????????????????????????? Maven ?????????? pom.xml?

???Maven ???????groupId, artifactId, version???????? Maven ???

• groupId?????????? + ???????com.atguigu.maven?
• artifactId????????Hello?
• version???????1.0.0?

???Maven ???????????? jar ??????????

???Maven ???????????????? .m2/repository ?????????? Maven ????????

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5?Maven?????

Maven ??????????????????????????????????????? Maven ???????

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6???Maven????

?? JAVA_HOME ??????? JDK ?????

?? Maven ?????? Maven ????????????????????D:\ProgramData\apache-maven-3.2.2?

?? Maven ??????? MAVEN_HOME ? PATH ?????

??????? mvn -v ???? Maven ????????

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7?Maven????

• mvn clean???????????
• mvn compile???????
• mvn test-compile????????
• mvn test????????
• mvn package??????
• mvn install????? jar ??????????
• mvn site??????????

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8?????

Maven ????????????????????????????????????

?????????[????] \ .m2\repository?

??????????????????????????

??????????? settings.xml ???? localRepository ?????????????

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9?POM ??

POM?Project Object Model????????? Maven ?????????????????????????????

• ????????groupId, artifactId, version?
• ???????????? jar ??????
• ?????????????????????

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10?Maven ?????

?????????????? Maven ???

?????????? Maven ?????

???????? Maven ????????

??????????????

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11???????

Maven ??????

????????? jar ??

??????? Maven ???

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?????????????????? Maven ??????????????????????????????