public void setParameters(Map<String, String> parameters) {
        this.parameters.clear();
        this.parameters.putAll(parameters);
    }
Replaces all current parameters with the parameters defined within the
given map. Key/value pairs within the map represent parameter name/value
pairs.

@param parameters
    A map which contains all parameter name/value pairs as key/value
    pairs.
guacamole-common/src/main/java/org/apache/guacamole/protocol/GuacamoleConfiguration.java