public ProxyConfiguration proxyPassword(String proxyPassword) {
        setProxyPassword(proxyPassword);
        return this;
    }
Sets the optional proxy password to use when connecting through a proxy.

@param proxyPassword The password to use when connecting through a proxy.
@return This object for method chaining.
aws-java-sdk-opensdk/src/main/java/com/amazonaws/opensdk/config/ProxyConfiguration.java