public Float getFloat(final String key, final Float def) {
		Float val = getFloat(key);

		if (val == null) {
			if (map.containsKey(key)) {
				return null;
			}
			return def;
		}

		return val;
	}
public Float getFloat(final String key, final Float def) {
		Float val = getFloat(key);

		if (val == null) {
			if (map.containsKey(key)) {
				return null;
			}
			return def;
		}

		return val;
	}
public Float getFloat ( final String key , final Float def ) { Float val = getFloat ( key ) ; if ( val == null ) { if ( map . containsKey ( key ) ) { return null ; } return def ; } return val ; }
Like {@link #getFloat(String)} but specifies a default value to return if there is no entry.
Like {