io.realm.FieldAttribute Java Examples
The following examples show how to use
io.realm.FieldAttribute.
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Example #1
| Source File: RealmUtils.java From quill with MIT License | 6 votes |
|
private static void changeFieldType(RealmObjectSchema objectSchema, String fieldName,
Class newType, @Nullable FieldAttribute attribute,
Action3<DynamicRealmObject, String, String> transformation) {
String tempFieldName = fieldName + "_temp";
if (attribute != null) {
if (attribute == FieldAttribute.PRIMARY_KEY && objectSchema.hasPrimaryKey()) {
// remove existing primary key
objectSchema.removePrimaryKey();
}
objectSchema.addField(tempFieldName, newType, attribute);
} else {
objectSchema.addField(tempFieldName, newType);
}
objectSchema
.transform(obj -> {
transformation.call(obj, fieldName, tempFieldName);
})
.removeField(fieldName)
.renameField(tempFieldName, fieldName);
}
Example #2
| Source File: AWRealmMigration.java From alpha-wallet-android with MIT License | 5 votes |
|
@Override
public void migrate(DynamicRealm realm, long oldVersion, long newVersion)
{
RealmSchema schema = realm.getSchema();
if (oldVersion == 4)
{
RealmObjectSchema realmTicker = schema.get("RealmTokenTicker");
if (!realmTicker.hasField("currencySymbol")) realmTicker.addField("currencySymbol", String.class);
oldVersion++;
}
//Note: these version updates drop through; eg if oldVersion was 4, then the above code AND this code will execute
if (oldVersion == 5)
{
RealmObjectSchema realmToken = schema.get("RealmToken");
if (!realmToken.hasField("lastTxTime")) realmToken.addField("lastTxTime", long.class); //add the last transaction update time, used to check tokenscript cached result validity
oldVersion++;
}
//Version 6
if (oldVersion == 6)
{
schema.create("RealmCertificateData")
.addField("instanceKey", String.class, FieldAttribute.PRIMARY_KEY)
.addField("result", String.class)
.addField("subject", String.class)
.addField("keyName", String.class)
.addField("keyType", String.class)
.addField("issuer", String.class)
.addField("certificateName", String.class)
.addField("type", int.class);
oldVersion++;
}
}
Example #3
| Source File: O2RealmMigration.java From o2oa with GNU Affero General Public License v3.0 | 4 votes |
|
@Override
public void migrate(DynamicRealm realm, long oldVersion, long newVersion) {
XLog.info("migrate oldVersion:" + oldVersion + ", newVersion:" + newVersion);
RealmSchema schema = realm.getSchema();
while (oldVersion< newVersion) {
if (oldVersion == 9) {
schema.create("PortalDataRealmObject")
.addField("id", String.class, FieldAttribute.PRIMARY_KEY)
.addField("name", String.class)
.addField("alias", String.class)
.addField("description", String.class)
.addField("portalCategory", String.class)
.addField("firstPage", String.class)
.addField("creatorPerson", String.class)
.addField("lastUpdateTime", String.class)
.addField("lastUpdatePerson", String.class)
.addField("createTime", String.class)
.addField("updateTime", String.class)
.addField("enable", Boolean.class);
schema.create("NativeAppDataRealmObject")
.addField("id", String.class, FieldAttribute.PRIMARY_KEY)
.addField("key", String.class)
.addField("name", String.class)
.addField("enable", Boolean.class);
oldVersion++;
}
if (oldVersion == 10) {
oldVersion++;
}
if (oldVersion == 11) {
// schema.create("IMUserEntryRealmObject")
// .addField("_id", String.class, FieldAttribute.PRIMARY_KEY)
// .addField("username", String.class)
// .addField("appKey", String.class);
// schema.create("ImFriendEntryRealmObject")
// .addField("_id", String.class, FieldAttribute.PRIMARY_KEY)
// .addField("uid", Long.class)
// .addField("username", String.class)
// .addField("appKey", String.class)
// .addField("avatar", String.class)
// .addField("displayName", String.class)
// .addField("letter", String.class)
// .addField("nickName", String.class)
// .addField("noteName", String.class)
// .addField("user", IMUserEntryRealmObject.class);
// oldVersion++;
}
}
}
Example #4
| Source File: BlogMetadataDBMigration.java From quill with MIT License | 4 votes |
|
@Override
public void migrate(DynamicRealm realm, long oldVersion, long newVersion) {
RealmSchema schema = realm.getSchema();
Crashlytics.log(Log.INFO, TAG, "MIGRATING DATABASE from v" + oldVersion + " to v" + newVersion);
if (oldVersion == 0) {
if (schema.get("Post").isNullable("slug")) {
// get rid of null-valued slugs, if any exist
RealmResults<DynamicRealmObject> postsWithNullSlug = realm
.where(Post.class.getSimpleName())
.isNull("slug")
.findAll();
Crashlytics.log(Log.DEBUG, TAG, "CONVERTING " + postsWithNullSlug.size() + " SLUGS FROM NULL TO \"\"");
for (DynamicRealmObject obj : postsWithNullSlug) {
obj.setString("slug", "");
}
// finally, make the field required
schema.get("Post").setNullable("slug", false);
}
schema.get("Post")
.setNullable("html", true)
.setNullable("image", true)
.setNullable("createdAt", true)
.setNullable("publishedAt", true)
.setNullable("metaTitle", true)
.setNullable("metaDescription", true);
schema.get("User")
.addIndex("id")
.setNullable("image", true)
.setNullable("bio", true);
schema.get("Tag")
.setNullable("slug", true)
.setNullable("description", true)
.setNullable("image", true)
.setNullable("metaTitle", true)
.setNullable("metaDescription", true)
.setNullable("createdAt", true)
.setNullable("updatedAt", true);
schema.get("Setting")
.addIndex("id");
++oldVersion;
}
if (oldVersion == 1) {
// delete all etags, so the info can be fetched and stored
// again, with role-based permissions enforced
RealmResults<DynamicRealmObject> allEtags = realm
.where(ETag.class.getSimpleName())
.equalTo("type", ETag.TYPE_CURRENT_USER)
.or()
.equalTo("type", ETag.TYPE_ALL_POSTS)
.findAll();
Crashlytics.log(Log.DEBUG, TAG, "DELETING ALL ETAGS TO REFRESH DATA COMPLETELY");
allEtags.deleteAllFromRealm();
if (!schema.contains("Role")) {
// create the Role table
Crashlytics.log(Log.DEBUG, TAG, "CREATING ROLE TABLE");
schema.create("Role")
.addField("id", Integer.class, FieldAttribute.PRIMARY_KEY)
.addField("uuid", String.class, FieldAttribute.REQUIRED)
.addField("name", String.class, FieldAttribute.REQUIRED)
.addField("description", String.class, FieldAttribute.REQUIRED);
}
if (!schema.get("User").hasField("roles")) {
Crashlytics.log(Log.DEBUG, TAG, "ADDING ROLES FIELD TO USER TABLE");
schema.get("User").addRealmListField("roles", schema.get("Role"));
}
++oldVersion;
}
if (oldVersion == 2) {
if (!schema.get("Post").hasField("conflictState")) {
Crashlytics.log(Log.DEBUG, TAG, "ADDING CONFLICT STATE FIELD TO POST TABLE");
schema.get("Post").addField("conflictState", String.class, FieldAttribute.REQUIRED);
}
++oldVersion;
}
if (oldVersion == 3) {
// Ghost 1.0 upgrade, drop all data
Crashlytics.log(Log.WARN, TAG, "DROPPING ALL DATA");
final SpectreApplication app = SpectreApplication.getInstance();
app.setOldRealmSchemaVersion(3);
// clear logged in state
AppState.getInstance(app).setBoolean(AppState.Key.LOGGED_IN, false);
UserPrefs.getInstance(app).clear(UserPrefs.Key.EMAIL);
UserPrefs.getInstance(app).clear(UserPrefs.Key.PASSWORD);
UserPrefs.getInstance(app).clear(UserPrefs.Key.PERMALINK_FORMAT);
++oldVersion;
}
// STARTING FROM V4, THE REALM THAT USED TO STORE THE BLOG DATA NOW
// ONLY STORES THE *METADATA* FOR ALL CONNECTED BLOGS
}
