jodd-http/src/main/java/jodd/http/HttpRequest.java
public HttpRequest host(final String host) {
		this.host = host;
		if (headers.contains(HEADER_HOST)) {
			headerOverwrite(HEADER_HOST, host);
		}
		return this;
	}
public HttpRequest host(final String host) {
		this.host = host;
		if (headers.contains(HEADER_HOST)) {
			headerOverwrite(HEADER_HOST, host);
		}
		return this;
	}
Sets request host name.