1、将需要合并的jar放到同一个目录
2、编写一个 index.xml文件写入如下内容
<!--?xml version="1.0" encoding="utf-8"?-->
<project basedir="F:\jar" default="makeSuperJar" name="base">
<target description="description" name="makeSuperJar">
<jar destfile="base.jar">
<zipfileset src="alicloud-android-monitor-2.5.1.1_for_bc_proguard.jar" />
<zipfileset src="alicloud-android-utils-1.1.1.jar" />
<zipfileset src="aliyun-oss-sdk-android-2.4.3.jar" />
<zipfileset src="AMap2DMap_5.2.0_AMapSearch_5.3.1_AMapLocation_3.6.1_20171012.jar" />
<zipfileset src="android-support-v4.jar" />
<zipfileset src="bugly_crash_release.jar" />
<zipfileset src="fileDownloader.jar" />
<zipfileset src="GCloudVoice.jar" />
<zipfileset src="jcore-android-1.1.7.jar" />
<zipfileset src="jpush-android-3.0.9.jar" />
<zipfileset src="libammsdk.jar" />
<zipfileset src="MobCommons-2018.0322.1145.jar" />
<zipfileset src="MobTools-2018.0322.1147.jar" />
<zipfileset src="okhttp-3.4.1.jar" />
<zipfileset src="okio-1.10.0.jar" />
<zipfileset src="OpenInstall_v2.1.0.jar" />
<zipfileset src="picasso-2.5.2.jar" />
<zipfileset src="ShareSDK-Alipay-3.1.4.jar" />
<zipfileset src="ShareSDK-Alipay-Core-3.1.4.jar" />
<zipfileset src="ShareSDK-Alipay-Moments-3.1.4.jar" />
<zipfileset src="ShareSDK-Core-3.1.4.jar" />
<zipfileset src="ShareSDK-Dingding-3.1.4.jar" />
<zipfileset src="ShareSDK-QQ-3.1.4.jar" />
<zipfileset src="ShareSDK-QZone-3.1.4.jar" />
<zipfileset src="ShareSDK-Yixin-3.1.4.jar" />
<zipfileset src="ShareSDK-Yixin-Core-3.1.4.jar" />
<zipfileset src="ShareSDK-Yixin-Moments-3.1.4.jar" />
<zipfileset src="utdid4all-1.1.5.3_proguard.jar" />
<zipfileset src="jg_filter_sdk_1.1.jar" />
<zipfileset src="mid-core-sdk-4.0.6.jar" />
<zipfileset src="wup-1.0.0.E-SNAPSHOT.jar" />
<zipfileset src="Xg_sdk_v3.2.3_20180403_1839.jar" />
</jar>
</target>
</project>
3、执行命令 ant -buildfile ./index.xml
4、将生成的 base.jar 转换成 classes2.dex 通过 命令
dx --dex --output classes2.dex base.jar