io.hotmoka.whitelisting.MustBeFalse Maven / Gradle / Ivy
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This module defines the implementation of white-listing in Hotmoka. It is used to define a subset of Java that can be used for Takamaka smart contracts.
/*
Copyright 2021 Fausto Spoto
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 io.hotmoka.whitelisting;
import java.lang.annotation.Documented;
import java.lang.annotation.ElementType;
import java.lang.annotation.Inherited;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;
import io.hotmoka.whitelisting.api.WhiteListingProofObligation;
import io.hotmoka.whitelisting.internal.checks.MustBeFalseCheck;
/**
* States that an argument of a method or constructor of a white-listed
* method must be false, for the method to be white-listed.
*/
@Retention(RetentionPolicy.RUNTIME)
@Target(value={ ElementType.PARAMETER })
@Inherited
@Documented
@WhiteListingProofObligation(check = MustBeFalseCheck.class)
public @interface MustBeFalse {
}