jodd-props/src/main/java/jodd/props/Props.java
@SuppressWarnings("unchecked")
	public Props load(final Map<?, ?> map, final String prefix) {
		String realPrefix = prefix;
		realPrefix += '.';
		for (final Map.Entry entry : map.entrySet()) {
			final String name = entry.getKey().toString();
			final Object value = entry.getValue();
			if (value == null) {
				continue;
			}
			data.putBaseProperty(realPrefix + name, value.toString(), false);
		}
		return this;
	}
@SuppressWarnings("unchecked")
	public Props load(final Map<?, ?> map, final String prefix) {
		String realPrefix = prefix;
		realPrefix += '.';
		for (final Map.Entry entry : map.entrySet()) {
			final String name = entry.getKey().toString();
			final Object value = entry.getValue();
			if (value == null) {
				continue;
			}
			data.putBaseProperty(realPrefix + name, value.toString(), false);
		}
		return this;
	}
Loads base properties from java Map using provided prefix.
Null values are ignored.