Java接入SDK 毕竟都是一个体系的 其实Java Android API差别不大 Java Version 8+ Maven <dependency> <groupId>org.web3j</groupId> <artifactId>core</artifactId> <version>3.4.0</version> </dependency> Gradle compile (‘org.web3j:core:3.4.0’) Android 接入SDK Maven <dependency> <groupId>org.web3j</groupId> <artifactId>core</artifactId> <version>3.3.1-android</version> </dependency> Gradle compile (‘org.web3j:core:3.3.1-android’….