maven学习4——下载和安装maven2
下载和安装 Maven 2
根据下列步骤下载和安装 Maven 2：
PATH 环境变量。 为检验安装，键入 mvn -help 命令。您将看到清单 3 中的帮助页面。
清单 3. 使用 mvn -help 命令检验安装
C:\>mvn -helpusage: mvn [options] [<goal(s)>] [<phase(s)>]Options: -C,--strict-checksums Fail the build if checksums don't match -c,--lax-checksums Warn if checksums don't match -P,--activate-profiles Comma-delimited list of profiles to activate -ff,--fail-fast Stop at first failure in reactorized builds -fae,--fail-at-end Only fail the build afterwards; allow all non-impacted builds to continue -B,--batch-mode Run in non-interactive (batch) mode -fn,--fail-never NEVER fail the build, regardless of project result -up,--update-plugins Synonym for cpu -N,--non-recursive Do not recurse into sub-projects -npr,--no-plugin-registry Don't use ~/.m2/plugin-registry.xml for plugin versions -U,--update-snapshots Update all snapshots regardless of repository policies -cpu,--check-plugin-updates Force upToDate check for any relevant registered plugins -npu,--no-plugin-updates Suppress upToDate check for any relevant registered plugins -D,--define Define a system property -X,--debug Produce execution debug output -e,--errors Produce execution error messages -f,--file Force the use of an alternate POM file. -h,--help Display help information -o,--offline Work offline -r,--reactor Execute goals for project found in the reactor -s,--settings Alternate path for the user settings file -v,--version Display version information
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