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It is used to setup retrolambda in android
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| String java8 = getJavaVersion(8) | |
| String java7 = getJavaVersion(7) | |
| retrolambda { | |
| jdk java8 | |
| oldJdk java7 | |
| javaVersion JavaVersion.VERSION_1_7 | |
| // jvmArgs '-arg1', '-arg2' < if I don't comment this line gradle fails | |
| defaultMethods false | |
| incremental true | |
| } | |
| String getJavaVersion(Integer v) { | |
| def sout = new StringBuffer() | |
| def proc = "/usr/libexec/java_home -v 1.$v".execute() | |
| proc.consumeProcessOutput(sout, new StringBuffer()) | |
| proc.waitForOrKill(1000) | |
| return sout.toString().replace("\n", "").replace("\r", "") | |
| } |
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evant/gradle-retrolambda#120
Find it from this issue.