android/arch/persistence/room/Ignore.java

/*
 * Copyright (C) 2016 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package android.arch.persistence.room;

import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;

/**
 * Ignores the marked element from Room's processing logic.
 * <p>
 * This annotation can be used in multiple places where Room processor runs. For instance, you can
 * add it to a field of an {@link Entity} and Room will not persist that field.
 */
@Target({ElementType.METHOD, ElementType.FIELD, ElementType.CONSTRUCTOR})
@Retention(RetentionPolicy.CLASS)
public @interface Ignore {
}