printstack.js

function printStack(name) {
    Java.perform(function () {
        var Exception = Java.use("java.lang.Exception");
        var ins = Exception.$new("Exception");
        var straces = ins.getStackTrace();
        if (straces != undefined && straces != null) {
            var strace = straces.toString();
            var replaceStr = strace.replace(/,/g, "\\n");
            console.log("=============================" + name + " Stack strat=======================");
            console.log(replaceStr);
            console.log("=============================" + name + " Stack end=======================\r\n");
            Exception.$dispose();
        }
    });
}

function showStacks() {
    Java.perform(function () {
        console.log(
            Java.use("android.util.Log")
                .getStackTraceString(
                    Java.use("java.lang.Throwable").$new()
                )
        );
    })

}