src/com/android/launcher3/logging/LoggerUtils.java


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package com.android.launcher3.logging;

import com.android.launcher3.userevent.nano.LauncherLogProto;
import com.android.launcher3.userevent.nano.LauncherLogProto.Action;
import com.android.launcher3.userevent.nano.LauncherLogProto.Target;

/**
 * Debugging helper methods.
 * toString() cannot be overriden inside auto generated {@link LauncherLogProto}.
 * Note: switch statement cannot be replaced with reflection as proguard strips the constants
 */
public class LoggerUtils {
    private static final String TAG = "LoggerUtils";

    public static String getActionStr(LauncherLogProto.Action action) {
        switch(action.touch) {
            case Action.TAP: return "TAP";
            case Action.LONGPRESS: return "LONGPRESS";
            case Action.DRAGDROP: return "DRAGDROP";
            case Action.PINCH: return "PINCH";
            case Action.SWIPE: return "SWIPE";
            case Action.FLING: return "FLING";
            default: return "UNKNOWN";
        }
    }

    public static String getTargetStr(Target t) {
        String typeStr = "";
        if (t == null){
            return typeStr;
        }
        switch (t.type) {
            case Target.ITEM:
                return getItemStr(t);
            case Target.CONTROL:
                return getControlStr(t);
            case Target.CONTAINER:
                return getContainerStr(t);
            default:
                return "UNKNOWN TARGET TYPE";
        }
    }

    private static String getItemStr(Target t) {
        String typeStr = "";
        if (t == null){
            return typeStr;
        }
        switch(t.itemType){
            case LauncherLogProto.APP_ICON: typeStr = "ICON"; break;
            case LauncherLogProto.SHORTCUT: typeStr = "SHORTCUT"; break;
            case LauncherLogProto.WIDGET: typeStr = "WIDGET"; break;
            default: typeStr = "UNKNOWN";
        }

        return typeStr + ", packageHash=" + t.packageNameHash
                + ", componentHash=" + t.componentHash
                + ", intentHash=" + t.intentHash
                + ", grid=(" + t.gridX + "," + t.gridY + "), id=" + t.pageIndex;
    }

    private static String getControlStr(Target t) {
        if (t == null){
            return "";
        }
        switch(t.controlType) {
            case LauncherLogProto.ALL_APPS_BUTTON: return "ALL_APPS_BUTTON";
            case LauncherLogProto.WIDGETS_BUTTON: return "WIDGETS_BUTTON";
            case LauncherLogProto.WALLPAPER_BUTTON: return "WALLPAPER_BUTTON";
            case LauncherLogProto.SETTINGS_BUTTON: return "SETTINGS_BUTTON";
            case LauncherLogProto.REMOVE_TARGET: return "REMOVE_TARGET";
            case LauncherLogProto.UNINSTALL_TARGET: return "UNINSTALL_TARGET";
            case LauncherLogProto.APPINFO_TARGET: return "APPINFO_TARGET";
            case LauncherLogProto.RESIZE_HANDLE: return "RESIZE_HANDLE";
            default: return "UNKNOWN";
        }
    }

    private static String getContainerStr(LauncherLogProto.Target t) {
        String str = "";
        if (t == null) {
            return str;
        }
        switch (t.containerType) {
            case LauncherLogProto.WORKSPACE:
                str = "WORKSPACE";
                break;
            case LauncherLogProto.HOTSEAT:
                str = "HOTSEAT";
                break;
            case LauncherLogProto.FOLDER:
                str = "FOLDER";
                break;
            case LauncherLogProto.ALLAPPS:
                str = "ALLAPPS";
                break;
            case LauncherLogProto.WIDGETS:
                str = "WIDGETS";
                break;
            case LauncherLogProto.OVERVIEW:
                str = "OVERVIEW";
                break;
            case LauncherLogProto.PREDICTION:
                str = "PREDICTION";
                break;
            case LauncherLogProto.SEARCHRESULT:
                str = "SEARCHRESULT";
                break;
            default:
                str = "UNKNOWN";
        }
        return str + " id=" + t.pageIndex;
    }


    public static LauncherLogProto.LauncherEvent initLauncherEvent(
            int actionType,
            int childTargetType,
            int parentTargetType){
        LauncherLogProto.LauncherEvent event = new LauncherLogProto.LauncherEvent();

        event.srcTarget = new LauncherLogProto.Target[2];
        event.srcTarget[0] = new LauncherLogProto.Target();
        event.srcTarget[0].type = childTargetType;
        event.srcTarget[1] = new LauncherLogProto.Target();
        event.srcTarget[1].type = parentTargetType;

        event.action = new LauncherLogProto.Action();
        event.action.type = actionType;
        return event;
    }

    public static LauncherLogProto.LauncherEvent initLauncherEvent(
            int actionType,
            int childTargetType){
        LauncherLogProto.LauncherEvent event = new LauncherLogProto.LauncherEvent();

        event.srcTarget = new LauncherLogProto.Target[1];
        event.srcTarget[0] = new LauncherLogProto.Target();
        event.srcTarget[0].type = childTargetType;

        event.action = new LauncherLogProto.Action();
        event.action.type = actionType;
        return event;
    }
}