Android端如何简单的防黑产

classBlackProductionUtils {
privatevalmPreferences="vipBlack"privatevalmSpEvent="spEvent"privatevarmSp: SharedPreferences?=nullprivatevarmOnce: Boolean=false//全局单次上传，所有事件链只上报一次companionobject {
@JvmStaticprivatevarinstance: BlackProductionUtils?=nullget() {
if (field==null) {
field=BlackProductionUtils()
                }
returnfield            }
@JvmStaticfunget(): BlackProductionUtils {
returninstance!!        }
    }
/*** AUTHOR:AbnerMing* INTRODUCE:once：是否一个事件链只执行一次*/funinit(context: Context, once: Boolean=false) {
mOnce=oncemSp=context.getSharedPreferences(mPreferences, 0)
    }
/*** AUTHOR:AbnerMing* INTRODUCE:添加事件，key为事件链标识，position为事件索引，* start是事件开始，end是结束事件的标识*/funaddEvent(
key: String, position: Int,
start: Boolean=false,
end: Boolean=false    ) {
try {
//首先判断是否单次上报，如果是，取出标识，存在就中断执行if (mOnce&&getString(mSpEvent).contains(key)) {
return            }
if (start) {
//进行清空事件，从新开始put(key, "")
            }
//首先获取vareventData=getString(key)
if (!TextUtils.isEmpty(eventData)) {
//证明存在数据eventData+=containsPosition(eventData, position)
            } else {
//证明不存在eventData=position.toString()
            }
if (end) {
//结束，进行上报此事件uploadEvent(key, eventData)
            } else {
//无结束put(key, eventData)
            }
        } catch (e: Exception) {
e.printStackTrace()
        }
    }
/*** AUTHOR:AbnerMing* INTRODUCE:是否包含*/privatefuncontainsPosition(eventData: String, position: Int): String {
valp=position.toString()
returnif (!eventData.contains(p)) {
p        } else {
""        }
    }
/*** AUTHOR:AbnerMing* INTRODUCE:上报事件,key：事件链标识，eventData：一个事件链的所有事件*/privatefunuploadEvent(key: String, eventData: String) {
valspEvent=getString(mSpEvent)
if (mOnce) {
if (!spEvent.contains(key)) {
addSpKey(key)
//单次进行上传reportEvent(key, eventData)
            }
        } else {
//每次进行上传reportEvent(key, eventData)
        }
    }
/*** AUTHOR:AbnerMing* INTRODUCE:走接口，统一上报*/privatefunreportEvent(key: String, eventData: String) {
    }
/*** AUTHOR:AbnerMing* INTRODUCE:保存事件链Key*/privatefunaddSpKey(key: String) {
//记录每一个事件链标识varspKey=getString(mSpEvent)
spKey+=keyput(mSpEvent, spKey)
    }
privatefunput(key: String, value: String) {
try {
mSp!!.edit().putString(key, value).commit()
        } catch (e: Exception) {
e.printStackTrace()
        }
    }
privatefungetString(key: String, defaultVal: String=""): String {
varmValue=""mSp?.let {
mValue=it.getString(key, defaultVal)!!        }
returnmValue    }
/*** AUTHOR:AbnerMing* INTRODUCE:清除所有的事件*/funclearEvent() {
mSp?.let {
it.edit().clear().commit()
        }
    }
}

BlackProductionUtils.get().init(this)

BlackProductionUtils.get().init(this,true)

BlackProductionUtils.get().addEvent("main", 0, true)

BlackProductionUtils.get().addEvent("main", 1)

BlackProductionUtils.get().addEvent("main", 3, end=true)