package frame.data;

import java.util.HashSet;
import java.util.List;
import java.util.Set;

public class DataLink {

	public static void moveOnConsumer(IDataProvider provider, IDataConsumer consumer) {
		List<String> nameList = consumer.getDataNameList();
		
		for (String name: nameList) {
			if (provider.containsData(name)) {
				Object value = provider.getDataValue(name);
				consumer.setDataValue(name, value);
			}
		}
	}
	
	public static boolean moveOnConsumer(IDataProvider provider, IDataConsumer consumer, Set<String> excludeNames) {
		boolean excluded = false;
		
		Set<String> lowerSet = new HashSet<String>();
		for (String one: excludeNames) {
			lowerSet.add(one.toLowerCase());
		}
		
		List<String> nameList = consumer.getDataNameList();
		
		for (String name: nameList) {
			if (lowerSet.contains(name)) {
				excluded = true;
				continue;
			}
			
			if (provider.containsData(name)) {
				Object value = provider.getDataValue(name);
				consumer.setDataValue(name, value);
			}
		}		
		
		return excluded;
	}
	
	public static void moveOnProvider(IDataProvider provider, IDataConsumer consumer) {
		List<String> nameList = provider.getDataNameList();
		
		for (String name: nameList) {
			if (consumer.containsData(name)) {
				Object value = provider.getDataValue(name);
				consumer.setDataValue(name, value);
			}
		}
	}
	
	public static boolean moveOnProvider(IDataProvider provider, IDataConsumer consumer, Set<String> excludeNames) {
		boolean excluded = false;
		
		Set<String> lowerSet = new HashSet<String>();
		for (String one: excludeNames) {
			lowerSet.add(one.toLowerCase());
		}
		
		List<String> nameList = provider.getDataNameList();
		
		for (String name: nameList) {
			if (lowerSet.contains(name)) {
				excluded = true;
				continue;
			}
			
			if (consumer.containsData(name)) {
				Object value = provider.getDataValue(name);
				consumer.setDataValue(name, value);
			}
		}		
		
		return excluded;
	}
}