monitor task
adding build.gradle(:appp)_
class BuildTimeCostListener implements TaskExecutionListener, BuildListener {
private long startTime
private timeList = []
@Override
void beforeExecute(Task task) {
//task开始执行之前搜集task的信息
startTime = System.currentTimeMillis()
}
@Override
void afterExecute(Task task, TaskState taskState) {
//task执行完之后，记录结束时的时间
def ms = System.currentTimeMillis() - startTime
timeList.add([ms, task.path])
task.project.logger.warn("cost ${ms} ms")
}
@Override
void buildStarted(Gradle gradle) {
}
@Override
void settingsEvaluated(Settings settings) {
}
@Override
void projectsLoaded(Gradle gradle) {
}
@Override
void projectsEvaluated(Gradle gradle) {
}
@Override
void buildFinished(BuildResult result) {
println(">>>>>>>>>> Main Tasks:")
for (time in timeList) {
if (time[0] > 100) {
printf(">>>Task Cost: %8s ms %s\n", time)
}
}
}
}
gradle.addListener new BuildTimeCostListener()
-profile
./gradlew assembleDebug -profile
Gradle Incremental builds are supported, when you run the build, some Taskare marked as UP-TO-DATE, that's incremental compilation in effect
reference
Android Gradle Learning (8): Statistical Task Execution Duration
gradle view output execution time of each task
Android Compilation Optimization - SegmentFault 思否
Advanced Gradle (1): In-depth understanding of Tasks (qq.com)