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Allow the vendor specific initialization of display_settings.xml.

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am: f646144ab2

Change-Id: I43816c145cbb9093449d5ede3ed283ad6c827d5f
This commit is contained in:
Yuncheol Heo
2019-08-12 15:32:18 -07:00
committed by android-build-merger
parent 72733f640b f646144ab2
commit 0d5e62e558
1 changed files with 26 additions and 2 deletions
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28
services/core/java/com/android/server/wm/DisplayWindowSettings.java
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@@ -30,6 +30,7 @@ import android.annotation.IntDef;
import android.annotation.Nullable; import android.annotation.Nullable;
import android.app.WindowConfiguration; import android.app.WindowConfiguration;
import android.os.Environment; import android.os.Environment;
import android.os.FileUtils;
import android.provider.Settings; import android.provider.Settings;
import android.util.AtomicFile; import android.util.AtomicFile;
import android.util.Slog; import android.util.Slog;
@@ -64,6 +65,11 @@ import java.util.HashMap;
class DisplayWindowSettings { class DisplayWindowSettings {
private static final String TAG = TAG_WITH_CLASS_NAME ? "DisplayWindowSettings" : TAG_WM; private static final String TAG = TAG_WITH_CLASS_NAME ? "DisplayWindowSettings" : TAG_WM;
private static final String SYSTEM_DIRECTORY = "system";
private static final String DISPLAY_SETTINGS_FILE_NAME = "display_settings.xml";
private static final String VENDOR_DISPLAY_SETTINGS_PATH = "etc/" + DISPLAY_SETTINGS_FILE_NAME;
private static final String WM_DISPLAY_COMMIT_TAG = "wm-displays";
private static final int IDENTIFIER_UNIQUE_ID = 0; private static final int IDENTIFIER_UNIQUE_ID = 0;
private static final int IDENTIFIER_PORT = 1; private static final int IDENTIFIER_PORT = 1;
@IntDef(prefix = { "IDENTIFIER_" }, value = { @IntDef(prefix = { "IDENTIFIER_" }, value = {
@@ -688,8 +694,26 @@ class DisplayWindowSettings {
private final AtomicFile mAtomicFile; private final AtomicFile mAtomicFile;
AtomicFileStorage() { AtomicFileStorage() {
final File folder = new File(Environment.getDataDirectory(), "system"); final File folder = new File(Environment.getDataDirectory(), SYSTEM_DIRECTORY);
mAtomicFile = new AtomicFile(new File(folder, "display_settings.xml"), "wm-displays"); final File settingsFile = new File(folder, DISPLAY_SETTINGS_FILE_NAME);
// If display_settings.xml doesn't exist, try to copy the vendor's one instead
// in order to provide the vendor specific initialization.
if (!settingsFile.exists()) {
copyVendorSettings(settingsFile);
}
mAtomicFile = new AtomicFile(settingsFile, WM_DISPLAY_COMMIT_TAG);
}
private static void copyVendorSettings(File target) {
final File vendorFile = new File(Environment.getVendorDirectory(),
VENDOR_DISPLAY_SETTINGS_PATH);
if (vendorFile.canRead()) {
try {
FileUtils.copy(vendorFile, target);
} catch (IOException e) {
Slog.e(TAG, "Failed to copy vendor display_settings.xml");
}
}
} }
@Override @Override