spring-boot-project/spring-boot/src/main/java/org/springframework/boot/web/embedded/tomcat/TomcatReactiveWebServerFactory.java [237:299]:
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	public void setTomcatContextCustomizers(Collection<? extends TomcatContextCustomizer> tomcatContextCustomizers) {
		Assert.notNull(tomcatContextCustomizers, "TomcatContextCustomizers must not be null");
		this.tomcatContextCustomizers = new LinkedHashSet<>(tomcatContextCustomizers);
	}

	/**
	 * Returns a mutable collection of the {@link TomcatContextCustomizer}s that will be
	 * applied to the Tomcat {@link Context}.
	 * @return the listeners that will be applied
	 */
	public Collection<TomcatContextCustomizer> getTomcatContextCustomizers() {
		return this.tomcatContextCustomizers;
	}

	/**
	 * Add {@link TomcatContextCustomizer}s that should be added to the Tomcat
	 * {@link Context}.
	 * @param tomcatContextCustomizers the customizers to add
	 */
	@Override
	public void addContextCustomizers(TomcatContextCustomizer... tomcatContextCustomizers) {
		Assert.notNull(tomcatContextCustomizers, "TomcatContextCustomizers must not be null");
		this.tomcatContextCustomizers.addAll(Arrays.asList(tomcatContextCustomizers));
	}

	/**
	 * Set {@link TomcatConnectorCustomizer}s that should be applied to the Tomcat
	 * {@link Connector}. Calling this method will replace any existing customizers.
	 * @param tomcatConnectorCustomizers the customizers to set
	 */
	public void setTomcatConnectorCustomizers(
			Collection<? extends TomcatConnectorCustomizer> tomcatConnectorCustomizers) {
		Assert.notNull(tomcatConnectorCustomizers, "TomcatConnectorCustomizers must not be null");
		this.tomcatConnectorCustomizers = new LinkedHashSet<>(tomcatConnectorCustomizers);
	}

	/**
	 * Add {@link TomcatConnectorCustomizer}s that should be added to the Tomcat
	 * {@link Connector}.
	 * @param tomcatConnectorCustomizers the customizers to add
	 */
	@Override
	public void addConnectorCustomizers(TomcatConnectorCustomizer... tomcatConnectorCustomizers) {
		Assert.notNull(tomcatConnectorCustomizers, "TomcatConnectorCustomizers must not be null");
		this.tomcatConnectorCustomizers.addAll(Arrays.asList(tomcatConnectorCustomizers));
	}

	/**
	 * Returns a mutable collection of the {@link TomcatConnectorCustomizer}s that will be
	 * applied to the Tomcat {@link Connector}.
	 * @return the customizers that will be applied
	 */
	public Collection<TomcatConnectorCustomizer> getTomcatConnectorCustomizers() {
		return this.tomcatConnectorCustomizers;
	}

	/**
	 * Set {@link TomcatProtocolHandlerCustomizer}s that should be applied to the Tomcat
	 * {@link Connector}. Calling this method will replace any existing customizers.
	 * @param tomcatProtocolHandlerCustomizers the customizers to set
	 * @since 2.2.0
	 */
	public void setTomcatProtocolHandlerCustomizers(
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spring-boot-project/spring-boot/src/main/java/org/springframework/boot/web/embedded/tomcat/TomcatServletWebServerFactory.java [583:635]:
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	public void setTomcatContextCustomizers(Collection<? extends TomcatContextCustomizer> tomcatContextCustomizers) {
		Assert.notNull(tomcatContextCustomizers, "TomcatContextCustomizers must not be null");
		this.tomcatContextCustomizers = new LinkedHashSet<>(tomcatContextCustomizers);
	}

	/**
	 * Returns a mutable collection of the {@link TomcatContextCustomizer}s that will be
	 * applied to the Tomcat {@link Context}.
	 * @return the listeners that will be applied
	 */
	public Collection<TomcatContextCustomizer> getTomcatContextCustomizers() {
		return this.tomcatContextCustomizers;
	}

	@Override
	public void addContextCustomizers(TomcatContextCustomizer... tomcatContextCustomizers) {
		Assert.notNull(tomcatContextCustomizers, "TomcatContextCustomizers must not be null");
		this.tomcatContextCustomizers.addAll(Arrays.asList(tomcatContextCustomizers));
	}

	/**
	 * Set {@link TomcatConnectorCustomizer}s that should be applied to the Tomcat
	 * {@link Connector}. Calling this method will replace any existing customizers.
	 * @param tomcatConnectorCustomizers the customizers to set
	 */
	public void setTomcatConnectorCustomizers(
			Collection<? extends TomcatConnectorCustomizer> tomcatConnectorCustomizers) {
		Assert.notNull(tomcatConnectorCustomizers, "TomcatConnectorCustomizers must not be null");
		this.tomcatConnectorCustomizers = new LinkedHashSet<>(tomcatConnectorCustomizers);
	}

	@Override
	public void addConnectorCustomizers(TomcatConnectorCustomizer... tomcatConnectorCustomizers) {
		Assert.notNull(tomcatConnectorCustomizers, "TomcatConnectorCustomizers must not be null");
		this.tomcatConnectorCustomizers.addAll(Arrays.asList(tomcatConnectorCustomizers));
	}

	/**
	 * Returns a mutable collection of the {@link TomcatConnectorCustomizer}s that will be
	 * applied to the Tomcat {@link Connector}.
	 * @return the customizers that will be applied
	 */
	public Collection<TomcatConnectorCustomizer> getTomcatConnectorCustomizers() {
		return this.tomcatConnectorCustomizers;
	}

	/**
	 * Set {@link TomcatProtocolHandlerCustomizer}s that should be applied to the Tomcat
	 * {@link Connector}. Calling this method will replace any existing customizers.
	 * @param tomcatProtocolHandlerCustomizer the customizers to set
	 * @since 2.2.0
	 */
	public void setTomcatProtocolHandlerCustomizers(
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