jodd-db/src/main/java/jodd/db/DbQueryParser.java
DbQueryNamedParameter lookupNamedParameter(final String name) {
		DbQueryNamedParameter p = rootNP;
		while (p != null) {
			if (p.equalsName(name)) {
				return p;
			}
			p = p.next;
		}
		return null;
	}
DbQueryNamedParameter lookupNamedParameter(final String name) {
		DbQueryNamedParameter p = rootNP;
		while (p != null) {
			if (p.equalsName(name)) {
				return p;
			}
			p = p.next;
		}
		return null;
	}
Lookup for named parameter.