Merge "Track Multiple Event Instances in EventReporter" am: fcd1db63

import android.content.pm.ResolveInfo;

import android.os.ParcelUuid;

import com.android.internal.util.IndentingPrintWriter;

import java.io.FileDescriptor;

import java.io.PrintWriter;

import java.util.List;

import java.util.List;

import java.util.Map;

import java.util.UUID;

import java.util.concurrent.ConcurrentHashMap;

/**

 * A Simple Surface for Telephony to notify a loosely-coupled debugger of particular issues.

    private static Context sContext = null;

    private static Map<UUID, Integer> sEvents = new ConcurrentHashMap<>();

    /*

     * Because this is only supporting system packages, once we find a package, it will be the

     * same package until the next system upgrade. Thus, to save time in processing debug events

            return;

        }

        // If this event has already occurred, skip sending intents for it; regardless log its

        // invocation here.

        Integer count = sEvents.containsKey(eventId) ? sEvents.get(eventId) + 1 : 1;

        sEvents.put(eventId, count);

        if (count > 1) return;

        // Even if we are initialized, that doesn't mean that a package name has been found.

        // This is normal in many cases, such as when no debug package is installed on the system,

        // so drop these events silently.

        }

        // Initialization may only be performed once.

    }

    /** Dump the contents of the DebugEventReporter */

    public static void dump(FileDescriptor fd, PrintWriter printWriter, String[] args) {

        if (sContext == null) return;

        IndentingPrintWriter pw = new IndentingPrintWriter(printWriter, "  ");

        sContext.enforceCallingOrSelfPermission(android.Manifest.permission.DUMP, "Requires DUMP");

        pw.println("Initialized=" + (sContext != null ? "Yes" : "No"));

        pw.println("Debug Package=" + sDebugPackageName);

        pw.println("Event Counts:");

        pw.increaseIndent();

        for (UUID event : sEvents.keySet()) {

            pw.println(event + ": " + sEvents.get(event));

        }

        pw.decreaseIndent();

        pw.flush();

    }

}