RemoteMsgField.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 androidx.test.espresso.remote.annotation;
import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;
/**
* Class fields annotated with the {@link RemoteMsgField} annotation are automatically serialised to
* their proto representation when used in combination with a {@link
* androidx.test.espresso.remote.GenericRemoteMessage}.
*
* <p>The order field is mandatory and represents the declared field order in the class this
* annotation is used in. The order must match the declared constructor param types of the
* constructor annotated with {{@link RemoteMsgConstructor}}.
*
* @see androidx.test.espresso.remote.GenericRemoteMessage
*/
@Retention(RetentionPolicy.RUNTIME)
@Target({ElementType.FIELD})
public @interface RemoteMsgField {
/** Returns the order of this field. Order values need to start with 0. */
int order();
}