com.hedera.node.config.validation.EmulatesMap Maven / Gradle / Ivy
/*
* Copyright (C) 2023-2024 Hedera Hashgraph, LLC
*
* 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 com.hedera.node.config.validation;
import com.hedera.node.config.types.KeyValuePair;
import java.lang.annotation.Documented;
import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;
/**
* A constraint annotation that can be used to define a map-like structure for a config data property (see {@link
* com.swirlds.config.api.ConfigProperty}). The annotated property should be a {@link java.util.List} of {@link
* KeyValuePair}. By adding the annotation a {@link com.swirlds.config.api.validation.ConfigViolation} will be thrown if
* the {@link java.util.List} value of the property contains 2 or more {@link KeyValuePair} with the same key.
*/
@Documented
@Retention(RetentionPolicy.RUNTIME)
@Target(ElementType.RECORD_COMPONENT)
public @interface EmulatesMap {}