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// Code generated by software.amazon.smithy.rust.codegen.smithy-rs. DO NOT EDIT.

/// <p>A single stateless rule. This is used in <code>StatelessRulesAndCustomActions</code>.</p>
#[non_exhaustive]
#[derive(::std::clone::Clone, ::std::cmp::PartialEq, ::std::fmt::Debug)]
pub struct StatelessRule {
    /// <p>Defines the stateless 5-tuple packet inspection criteria and the action to take on a packet that matches the criteria. </p>
    pub rule_definition: ::std::option::Option<crate::types::RuleDefinition>,
    /// <p>Indicates the order in which to run this rule relative to all of the rules that are defined for a stateless rule group. Network Firewall evaluates the rules in a rule group starting with the lowest priority setting. You must ensure that the priority settings are unique for the rule group. </p>
    /// <p>Each stateless rule group uses exactly one <code>StatelessRulesAndCustomActions</code> object, and each <code>StatelessRulesAndCustomActions</code> contains exactly one <code>StatelessRules</code> object. To ensure unique priority settings for your rule groups, set unique priorities for the stateless rules that you define inside any single <code>StatelessRules</code> object.</p>
    /// <p>You can change the priority settings of your rules at any time. To make it easier to insert rules later, number them so there's a wide range in between, for example use 100, 200, and so on. </p>
    pub priority: i32,
}
impl StatelessRule {
    /// <p>Defines the stateless 5-tuple packet inspection criteria and the action to take on a packet that matches the criteria. </p>
    pub fn rule_definition(&self) -> ::std::option::Option<&crate::types::RuleDefinition> {
        self.rule_definition.as_ref()
    }
    /// <p>Indicates the order in which to run this rule relative to all of the rules that are defined for a stateless rule group. Network Firewall evaluates the rules in a rule group starting with the lowest priority setting. You must ensure that the priority settings are unique for the rule group. </p>
    /// <p>Each stateless rule group uses exactly one <code>StatelessRulesAndCustomActions</code> object, and each <code>StatelessRulesAndCustomActions</code> contains exactly one <code>StatelessRules</code> object. To ensure unique priority settings for your rule groups, set unique priorities for the stateless rules that you define inside any single <code>StatelessRules</code> object.</p>
    /// <p>You can change the priority settings of your rules at any time. To make it easier to insert rules later, number them so there's a wide range in between, for example use 100, 200, and so on. </p>
    pub fn priority(&self) -> i32 {
        self.priority
    }
}
impl StatelessRule {
    /// Creates a new builder-style object to manufacture [`StatelessRule`](crate::types::StatelessRule).
    pub fn builder() -> crate::types::builders::StatelessRuleBuilder {
        crate::types::builders::StatelessRuleBuilder::default()
    }
}

/// A builder for [`StatelessRule`](crate::types::StatelessRule).
#[non_exhaustive]
#[derive(::std::clone::Clone, ::std::cmp::PartialEq, ::std::default::Default, ::std::fmt::Debug)]
pub struct StatelessRuleBuilder {
    pub(crate) rule_definition: ::std::option::Option<crate::types::RuleDefinition>,
    pub(crate) priority: ::std::option::Option<i32>,
}
impl StatelessRuleBuilder {
    /// <p>Defines the stateless 5-tuple packet inspection criteria and the action to take on a packet that matches the criteria. </p>
    /// This field is required.
    pub fn rule_definition(mut self, input: crate::types::RuleDefinition) -> Self {
        self.rule_definition = ::std::option::Option::Some(input);
        self
    }
    /// <p>Defines the stateless 5-tuple packet inspection criteria and the action to take on a packet that matches the criteria. </p>
    pub fn set_rule_definition(mut self, input: ::std::option::Option<crate::types::RuleDefinition>) -> Self {
        self.rule_definition = input;
        self
    }
    /// <p>Defines the stateless 5-tuple packet inspection criteria and the action to take on a packet that matches the criteria. </p>
    pub fn get_rule_definition(&self) -> &::std::option::Option<crate::types::RuleDefinition> {
        &self.rule_definition
    }
    /// <p>Indicates the order in which to run this rule relative to all of the rules that are defined for a stateless rule group. Network Firewall evaluates the rules in a rule group starting with the lowest priority setting. You must ensure that the priority settings are unique for the rule group. </p>
    /// <p>Each stateless rule group uses exactly one <code>StatelessRulesAndCustomActions</code> object, and each <code>StatelessRulesAndCustomActions</code> contains exactly one <code>StatelessRules</code> object. To ensure unique priority settings for your rule groups, set unique priorities for the stateless rules that you define inside any single <code>StatelessRules</code> object.</p>
    /// <p>You can change the priority settings of your rules at any time. To make it easier to insert rules later, number them so there's a wide range in between, for example use 100, 200, and so on. </p>
    /// This field is required.
    pub fn priority(mut self, input: i32) -> Self {
        self.priority = ::std::option::Option::Some(input);
        self
    }
    /// <p>Indicates the order in which to run this rule relative to all of the rules that are defined for a stateless rule group. Network Firewall evaluates the rules in a rule group starting with the lowest priority setting. You must ensure that the priority settings are unique for the rule group. </p>
    /// <p>Each stateless rule group uses exactly one <code>StatelessRulesAndCustomActions</code> object, and each <code>StatelessRulesAndCustomActions</code> contains exactly one <code>StatelessRules</code> object. To ensure unique priority settings for your rule groups, set unique priorities for the stateless rules that you define inside any single <code>StatelessRules</code> object.</p>
    /// <p>You can change the priority settings of your rules at any time. To make it easier to insert rules later, number them so there's a wide range in between, for example use 100, 200, and so on. </p>
    pub fn set_priority(mut self, input: ::std::option::Option<i32>) -> Self {
        self.priority = input;
        self
    }
    /// <p>Indicates the order in which to run this rule relative to all of the rules that are defined for a stateless rule group. Network Firewall evaluates the rules in a rule group starting with the lowest priority setting. You must ensure that the priority settings are unique for the rule group. </p>
    /// <p>Each stateless rule group uses exactly one <code>StatelessRulesAndCustomActions</code> object, and each <code>StatelessRulesAndCustomActions</code> contains exactly one <code>StatelessRules</code> object. To ensure unique priority settings for your rule groups, set unique priorities for the stateless rules that you define inside any single <code>StatelessRules</code> object.</p>
    /// <p>You can change the priority settings of your rules at any time. To make it easier to insert rules later, number them so there's a wide range in between, for example use 100, 200, and so on. </p>
    pub fn get_priority(&self) -> &::std::option::Option<i32> {
        &self.priority
    }
    /// Consumes the builder and constructs a [`StatelessRule`](crate::types::StatelessRule).
    /// This method will fail if any of the following fields are not set:
    /// - [`priority`](crate::types::builders::StatelessRuleBuilder::priority)
    pub fn build(self) -> ::std::result::Result<crate::types::StatelessRule, ::aws_smithy_types::error::operation::BuildError> {
        ::std::result::Result::Ok(crate::types::StatelessRule {
            rule_definition: self.rule_definition,
            priority: self.priority.ok_or_else(|| {
                ::aws_smithy_types::error::operation::BuildError::missing_field(
                    "priority",
                    "priority was not specified but it is required when building StatelessRule",
                )
            })?,
        })
    }
}