Java Table类代码示例

import io.realm.internal.Table; //导入依赖的package包/类
public static long insert(Realm realm, some.test.Simple object, Map<RealmModel,Long> cache) {
    if (object instanceof RealmObjectProxy && ((RealmObjectProxy) object).realmGet$proxyState().getRealm$realm() != null && ((RealmObjectProxy) object).realmGet$proxyState().getRealm$realm().getPath().equals(realm.getPath())) {
        return ((RealmObjectProxy) object).realmGet$proxyState().getRow$realm().getIndex();
    }
    Table table = realm.getTable(some.test.Simple.class);
    long tableNativePtr = table.getNativePtr();
    SimpleColumnInfo columnInfo = (SimpleColumnInfo) realm.getSchema().getColumnInfo(some.test.Simple.class);
    long rowIndex = OsObject.createRow(table);
    cache.put(object, rowIndex);
    String realmGet$name = ((SimpleRealmProxyInterface) object).realmGet$name();
    if (realmGet$name != null) {
        Table.nativeSetString(tableNativePtr, columnInfo.nameIndex, rowIndex, realmGet$name, false);
    }
    Table.nativeSetLong(tableNativePtr, columnInfo.ageIndex, rowIndex, ((SimpleRealmProxyInterface) object).realmGet$age(), false);
    return rowIndex;
}
 

import io.realm.internal.Table; //导入依赖的package包/类
public static long insertOrUpdate(Realm realm, some.test.Simple object, Map<RealmModel,Long> cache) {
    if (object instanceof RealmObjectProxy && ((RealmObjectProxy) object).realmGet$proxyState().getRealm$realm() != null && ((RealmObjectProxy) object).realmGet$proxyState().getRealm$realm().getPath().equals(realm.getPath())) {
        return ((RealmObjectProxy) object).realmGet$proxyState().getRow$realm().getIndex();
    }
    Table table = realm.getTable(some.test.Simple.class);
    long tableNativePtr = table.getNativePtr();
    SimpleColumnInfo columnInfo = (SimpleColumnInfo) realm.getSchema().getColumnInfo(some.test.Simple.class);
    long rowIndex = OsObject.createRow(table);
    cache.put(object, rowIndex);
    String realmGet$name = ((SimpleRealmProxyInterface) object).realmGet$name();
    if (realmGet$name != null) {
        Table.nativeSetString(tableNativePtr, columnInfo.nameIndex, rowIndex, realmGet$name, false);
    } else {
        Table.nativeSetNull(tableNativePtr, columnInfo.nameIndex, rowIndex, false);
    }
    Table.nativeSetLong(tableNativePtr, columnInfo.ageIndex, rowIndex, ((SimpleRealmProxyInterface) object).realmGet$age(), false);
    return rowIndex;
}
 

import io.realm.internal.Table; //导入依赖的package包/类
public static void insert(Realm realm, Iterator<? extends RealmModel> objects, Map<RealmModel,Long> cache) {
    Table table = realm.getTable(some.test.Booleans.class);
    long tableNativePtr = table.getNativePtr();
    BooleansColumnInfo columnInfo = (BooleansColumnInfo) realm.getSchema().getColumnInfo(some.test.Booleans.class);
    some.test.Booleans object = null;
    while (objects.hasNext()) {
        object = (some.test.Booleans) objects.next();
        if (cache.containsKey(object)) {
            continue;
        }
        if (object instanceof RealmObjectProxy && ((RealmObjectProxy) object).realmGet$proxyState().getRealm$realm() != null && ((RealmObjectProxy) object).realmGet$proxyState().getRealm$realm().getPath().equals(realm.getPath())) {
            cache.put(object, ((RealmObjectProxy) object).realmGet$proxyState().getRow$realm().getIndex());
            continue;
        }
        long rowIndex = OsObject.createRow(table);
        cache.put(object, rowIndex);
        Table.nativeSetBoolean(tableNativePtr, columnInfo.doneIndex, rowIndex, ((BooleansRealmProxyInterface) object).realmGet$done(), false);
        Table.nativeSetBoolean(tableNativePtr, columnInfo.isReadyIndex, rowIndex, ((BooleansRealmProxyInterface) object).realmGet$isReady(), false);
        Table.nativeSetBoolean(tableNativePtr, columnInfo.mCompletedIndex, rowIndex, ((BooleansRealmProxyInterface) object).realmGet$mCompleted(), false);
        Table.nativeSetBoolean(tableNativePtr, columnInfo.anotherBooleanIndex, rowIndex, ((BooleansRealmProxyInterface) object).realmGet$anotherBoolean(), false);
    }
}
 

import io.realm.internal.Table; //导入依赖的package包/类
public static void insertOrUpdate(Realm realm, Iterator<? extends RealmModel> objects, Map<RealmModel,Long> cache) {
    Table table = realm.getTable(some.test.Booleans.class);
    long tableNativePtr = table.getNativePtr();
    BooleansColumnInfo columnInfo = (BooleansColumnInfo) realm.getSchema().getColumnInfo(some.test.Booleans.class);
    some.test.Booleans object = null;
    while (objects.hasNext()) {
        object = (some.test.Booleans) objects.next();
        if (cache.containsKey(object)) {
            continue;
        }
        if (object instanceof RealmObjectProxy && ((RealmObjectProxy) object).realmGet$proxyState().getRealm$realm() != null && ((RealmObjectProxy) object).realmGet$proxyState().getRealm$realm().getPath().equals(realm.getPath())) {
            cache.put(object, ((RealmObjectProxy) object).realmGet$proxyState().getRow$realm().getIndex());
            continue;
        }
        long rowIndex = OsObject.createRow(table);
        cache.put(object, rowIndex);
        Table.nativeSetBoolean(tableNativePtr, columnInfo.doneIndex, rowIndex, ((BooleansRealmProxyInterface) object).realmGet$done(), false);
        Table.nativeSetBoolean(tableNativePtr, columnInfo.isReadyIndex, rowIndex, ((BooleansRealmProxyInterface) object).realmGet$isReady(), false);
        Table.nativeSetBoolean(tableNativePtr, columnInfo.mCompletedIndex, rowIndex, ((BooleansRealmProxyInterface) object).realmGet$mCompleted(), false);
        Table.nativeSetBoolean(tableNativePtr, columnInfo.anotherBooleanIndex, rowIndex, ((BooleansRealmProxyInterface) object).realmGet$anotherBoolean(), false);
    }
}
 

import io.realm.internal.Table; //导入依赖的package包/类
<E extends RealmModel> E get(@Nullable Class<E> clazz, @Nullable String dynamicClassName, long rowIndex) {
    final boolean isDynamicRealmObject = dynamicClassName != null;
    // 'clazz' is non-null when 'dynamicClassName' is null.
    //noinspection ConstantConditions
    final Table table = isDynamicRealmObject ? getSchema().getTable(dynamicClassName) : getSchema().getTable(clazz);

    E result;
    if (isDynamicRealmObject) {
        @SuppressWarnings("unchecked")
        E dynamicObj = (E) new DynamicRealmObject(this,
                (rowIndex != Table.NO_MATCH) ? table.getCheckedRow(rowIndex) : InvalidRow.INSTANCE);
        result = dynamicObj;
    } else {
        result = configuration.getSchemaMediator().newInstance(clazz, this,
                (rowIndex != Table.NO_MATCH) ? table.getUncheckedRow(rowIndex) : InvalidRow.INSTANCE,
                getSchema().getColumnInfo(clazz), false, Collections.<String>emptyList());
    }

    return result;
}
 

import io.realm.internal.Table; //导入依赖的package包/类
/**
 * The constructor is private to enforce the use of the static one.
 *
 * @param cache the {@link RealmCache} associated to this Realm instance.
 * @throws IllegalArgumentException if trying to open an encrypted Realm with the wrong key.
 */
private Realm(RealmCache cache) {
    super(cache, createExpectedSchemaInfo(cache.getConfiguration().getSchemaMediator()));
    schema = new ImmutableRealmSchema(this,
            new ColumnIndices(configuration.getSchemaMediator(), sharedRealm.getSchemaInfo()));
    // FIXME: This is to work around the different behaviour between the read only Realms in the Object Store and
    // in current java implementation. Opening a read only Realm with some missing schemas is allowed by Object
    // Store and realm-cocoa. In that case, any query based on the missing schema should just return an empty
    // results. Fix this together with https://github.com/realm/realm-java/issues/2953
    if (configuration.isReadOnly()) {
        RealmProxyMediator mediator = configuration.getSchemaMediator();
        Set<Class<? extends RealmModel>> classes = mediator.getModelClasses();
        for (Class<? extends RealmModel> clazz  : classes) {
            String tableName = Table.getTableNameForClass(mediator.getSimpleClassName(clazz));
            if (!sharedRealm.hasTable(tableName)) {
                sharedRealm.close();
                throw new RealmMigrationNeededException(configuration.getPath(),
                        String.format(Locale.US, "Cannot open the read only Realm. '%s' is missing.",
                                Table.getClassNameForTable(tableName)));
            }
        }
    }
}
 

import io.realm.internal.Table; //导入依赖的package包/类
/**
 * Same as {@link #createObject(Class)} but this does not check the thread.
 *
 * @param clazz the Class of the object to create.
 * @param acceptDefaultValue if {@code true}, default value of the object will be applied and
 * if {@code false}, it will be ignored.
 * @return the new object.
 * @throws RealmException if the primary key is defined in the model class or an object cannot be created.
 */
// Called from proxy classes.
<E extends RealmModel> E createObjectInternal(
        Class<E> clazz,
        boolean acceptDefaultValue,
        List<String> excludeFields) {
    Table table = schema.getTable(clazz);
    // Checks and throws the exception earlier for a better exception message.
    if (OsObjectStore.getPrimaryKeyForObject(
            sharedRealm, configuration.getSchemaMediator().getSimpleClassName(clazz)) != null) {
        throw new RealmException(String.format(Locale.US, "'%s' has a primary key, use" +
                " 'createObject(Class<E>, Object)' instead.", table.getClassName()));
    }
    return configuration.getSchemaMediator().newInstance(clazz, this,
            OsObject.create(table),
            schema.getColumnInfo(clazz),
            acceptDefaultValue, excludeFields);
}
 

import io.realm.internal.Table; //导入依赖的package包/类
/**
 * Sets a reference to another object on the given field.
 *
 * @param fieldName field name.
 * @param value object to link to.
 * @throws IllegalArgumentException if field name doesn't exist, it doesn't link to other Realm objects, the type
 * of DynamicRealmObject doesn't match or it belongs to a different Realm.
 */
public void setObject(String fieldName, @Nullable DynamicRealmObject value) {
    proxyState.getRealm$realm().checkIfValid();

    long columnIndex = proxyState.getRow$realm().getColumnIndex(fieldName);
    if (value == null) {
        proxyState.getRow$realm().nullifyLink(columnIndex);
    } else {
        if (value.proxyState.getRealm$realm() == null || value.proxyState.getRow$realm() == null) {
            throw new IllegalArgumentException("Cannot link to objects that are not part of the Realm.");
        }
        if (proxyState.getRealm$realm() != value.proxyState.getRealm$realm()) {
            throw new IllegalArgumentException("Cannot add an object from another Realm instance.");
        }
        Table table = proxyState.getRow$realm().getTable().getLinkTarget(columnIndex);
        Table inputTable = value.proxyState.getRow$realm().getTable();
        if (!table.hasSameSchema(inputTable)) {
            throw new IllegalArgumentException(String.format(Locale.US,
                    "Type of object is wrong. Was %s, expected %s",
                    inputTable.getName(), table.getName()));
        }
        proxyState.getRow$realm().setLink(columnIndex, value.proxyState.getRow$realm().getIndex());
    }
}
 

import io.realm.internal.Table; //导入依赖的package包/类
Table getTable(Class<? extends RealmModel> clazz) {
    Table table = classToTable.get(clazz);
    if (table != null) { return table; }

    Class<? extends RealmModel> originalClass = Util.getOriginalModelClass(clazz);
    if (isProxyClass(originalClass, clazz)) {
        // If passed 'clazz' is the proxy, try again with model class.
        table = classToTable.get(originalClass);
    }
    if (table == null) {
        String tableName = Table.getTableNameForClass(
                realm.getConfiguration().getSchemaMediator().getSimpleClassName(originalClass));
        table = realm.getSharedRealm().getTable(tableName);
        classToTable.put(originalClass, table);
    }
    if (isProxyClass(originalClass, clazz)) {
        // 'clazz' is the proxy class for 'originalClass'.
        classToTable.put(clazz, table);
    }

    return table;
}
 

import io.realm.internal.Table; //导入依赖的package包/类
RealmObjectSchema getSchemaForClass(Class<? extends RealmModel> clazz) {
    RealmObjectSchema classSchema = classToSchema.get(clazz);
    if (classSchema != null) { return classSchema; }

    Class<? extends RealmModel> originalClass = Util.getOriginalModelClass(clazz);
    if (isProxyClass(originalClass, clazz)) {
        // If passed 'clazz' is the proxy, try again with model class.
        classSchema = classToSchema.get(originalClass);
    }
    if (classSchema == null) {
        Table table = getTable(clazz);
        classSchema = new ImmutableRealmObjectSchema(realm, this, table, getColumnInfo(originalClass));
        classToSchema.put(originalClass, classSchema);
    }
    if (isProxyClass(originalClass, clazz)) {
        // 'clazz' is the proxy class for 'originalClass'.
        classToSchema.put(clazz, classSchema);
    }

    return classSchema;
}
 

import io.realm.internal.Table; //导入依赖的package包/类
@Test
public void setGetClassName() {
    final String[] validClassNames = {
            TestHelper.getRandomString(1),
            "Darby",
            TestHelper.getRandomString(Table.CLASS_NAME_MAX_LENGTH)
    };

    if (type == ObjectSchemaType.IMMUTABLE) {
        thrown.expect(UnsupportedOperationException.class);
        DOG_SCHEMA.setClassName(validClassNames[0]);
        return;
    }

    assertEquals("Dog", DOG_SCHEMA.getClassName());
    for (String validClassName : validClassNames) {
        DOG_SCHEMA.setClassName(validClassName);
        assertEquals(validClassName, DOG_SCHEMA.getClassName());
        assertTrue(realmSchema.contains(validClassName));
    }
}
 

import io.realm.internal.Table; //导入依赖的package包/类
@Test
public void index() {
    Table table = realm.getTable(AnnotationIndexTypes.class);

    assertTrue(table.hasSearchIndex(table.getColumnIndex("indexString")));
    assertFalse(table.hasSearchIndex(table.getColumnIndex("notIndexString")));

    assertTrue(table.hasSearchIndex(table.getColumnIndex("indexInt")));
    assertFalse(table.hasSearchIndex(table.getColumnIndex("notIndexInt")));

    assertTrue(table.hasSearchIndex(table.getColumnIndex("indexByte")));
    assertFalse(table.hasSearchIndex(table.getColumnIndex("notIndexByte")));

    assertTrue(table.hasSearchIndex(table.getColumnIndex("indexShort")));
    assertFalse(table.hasSearchIndex(table.getColumnIndex("notIndexShort")));

    assertTrue(table.hasSearchIndex(table.getColumnIndex("indexLong")));
    assertFalse(table.hasSearchIndex(table.getColumnIndex("notIndexLong")));

    assertTrue(table.hasSearchIndex(table.getColumnIndex("indexBoolean")));
    assertFalse(table.hasSearchIndex(table.getColumnIndex("notIndexBoolean")));

    assertTrue(table.hasSearchIndex(table.getColumnIndex("indexDate")));
    assertFalse(table.hasSearchIndex(table.getColumnIndex("notIndexDate")));
}
 

import io.realm.internal.Table; //导入依赖的package包/类
public static Table createTable(OsSharedRealm sharedRealm, String name, AdditionalTableSetup additionalSetup) {
    boolean wasInTransaction = sharedRealm.isInTransaction();
    if (!wasInTransaction) {
        sharedRealm.beginTransaction();
    }
    try {
        Table table = sharedRealm.createTable(name);
        if (additionalSetup != null) {
            additionalSetup.execute(table);
        }
        return table;
    } catch (RuntimeException e) {
        if (!wasInTransaction) {
            sharedRealm.cancelTransaction();
        }
        throw e;
    } finally {
        if (!wasInTransaction && sharedRealm.isInTransaction()) {
            sharedRealm.commitTransaction();
        }
    }
}
 

import io.realm.internal.Table; //导入依赖的package包/类
@Test
public void create() {
    final String[] validClassNames = {
            TestHelper.getRandomString(1),
            "Darby",
            TestHelper.getRandomString(Table.CLASS_NAME_MAX_LENGTH)
    };

    if (type == SchemaType.IMMUTABLE) {
        thrown.expect(UnsupportedOperationException.class);
        realmSchema.create(validClassNames[0]);
        return;
    }

    for (String validClassName : validClassNames) {
        realmSchema.create(validClassName);
        assertTrue(realmSchema.contains(validClassName));
    }
}
 

import io.realm.internal.Table; //导入依赖的package包/类
@Test
public void createWithPrimaryKeyField_invalidClassNameThrows() {
    if (type == SchemaType.IMMUTABLE) {
        return;
    }
    String[] invalidNames = { null, "", TestHelper.getRandomString(Table.CLASS_NAME_MAX_LENGTH + 1) };

    for (String name : invalidNames) {
        try {
            realmSchema.createWithPrimaryKeyField(name, "pkField", int.class);
            fail();
        } catch (IllegalArgumentException ignored) {
        }
        assertFalse(String.format("'%s' failed", name), realmSchema.contains(name));
    }
}