Merge "Change the location of current profiles for secondary dex files"

import android.os.FileUtils;

import android.os.RemoteException;

import android.os.SystemProperties;

import android.system.ErrnoException;

import android.util.Slog;

import com.android.internal.annotations.GuardedBy;

import dalvik.system.BaseDexClassLoader;

import dalvik.system.VMRuntime;

import libcore.io.Libcore;

import java.io.File;

import java.io.IOException;

import java.util.ArrayList;

import java.util.Arrays;

import java.util.HashSet;

import java.util.List;

            // The dex path is not a secondary dex file. Nothing to do.

            return;

        }

        File secondaryProfile = getSecondaryProfileFile(dexPath);

        File realDexPath;

        try {

            // Secondary dex profiles are stored in the oat directory, next to the real dex file

            // and have the same name with 'cur.prof' appended. We use the realpath because that

            // is what installd is using when processing the dex file.

            // NOTE: Keep in sync with installd.

            realDexPath = new File(Libcore.os.realpath(dexPath));

        } catch (ErrnoException ex) {

            Slog.e(TAG, "Failed to get the real path of secondary dex " + dexPath

                    + ":" + ex.getMessage());

            // Do not continue with registration if we could not retrieve the real path.

            return;

        }

        // NOTE: Keep this in sync with installd expectations.

        File secondaryProfileDir = new File(realDexPath.getParent(), "oat");

        File secondaryProfile = new File(secondaryProfileDir, realDexPath.getName() + ".cur.prof");

        // Create the profile if not already there.

        // Returns true if the file was created, false if the file already exists.

        // or throws exceptions in case of errors.

        if (!secondaryProfileDir.exists()) {

            if (!secondaryProfileDir.mkdir()) {

                Slog.e(TAG, "Could not create the profile directory: " + secondaryProfile);

                // Do not continue with registration if we could not create the oat dir.

                return;

            }

        }

        try {

            boolean created = secondaryProfile.createNewFile();

            if (DEBUG && created) {

                Slog.i(TAG, "Created profile for secondary dex: " + secondaryProfile);

            }

        } catch (IOException ex) {

            Slog.e(TAG, "Failed to create profile for secondary dex " + secondaryProfile +

                    ":" + ex.getMessage());

            // Don't move forward with the registration if we failed to create the profile.

            Slog.e(TAG, "Failed to create profile for secondary dex " + dexPath

                    + ":" + ex.getMessage());

            // Do not continue with registration if we could not create the profile files.

            return;

        }

        // If we got here, the dex paths is a secondary dex and we were able to create the profile.

        // Register the path to the runtime.

        VMRuntime.registerAppInfo(secondaryProfile.getPath(), new String[] { dexPath });

    }

        }

        return false;

    }

    // Secondary dex profiles are stored next to the dex file and have the same

    // name with '.prof' appended.

    // NOTE: Keep in sync with installd.

    private File getSecondaryProfileFile(String dexPath) {

        return new File(dexPath + ".prof");

    }

}