org.yarnandtail.andhow.internal.ValidatedValuesWithContextImmutable Maven / Gradle / Ivy

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package org.yarnandtail.andhow.internal;

import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import org.yarnandtail.andhow.api.*;

/**
 * Immutable ValidatedValues implementation that stores extra context info.
 * 
 * @author eeverman
 */
public class ValidatedValuesWithContextImmutable extends ValidatedValuesWithContextBase {
	
	/** Lists of values loaded by each loader */
	private final ArrayList structuredValues = new ArrayList();
	
	/** Just the final effective values */
	private final ValidatedValues effectiveValues;
	
	private final boolean problem;
		
	public ValidatedValuesWithContextImmutable(List inLoadedValuesList) {
		structuredValues.addAll(inLoadedValuesList);
		structuredValues.trimToSize();
		effectiveValues = super.buildValueMapImmutable(structuredValues);
		
		//Check for problems
		boolean willHaveProblem = false;
		for (LoaderValues lvs : structuredValues) {
			if (lvs.getProblems().size() > 0) {
				willHaveProblem = true;
				break;
			}
		}
		
		problem = willHaveProblem;
	}

	//
	//These next three methods use the ValueMap b/c it is backed by a HashMap
	@Override
	public  T getExplicitValue(Property prop) {
		return effectiveValues.getExplicitValue(prop);
	}
	
	@Override
	public  T getValue(Property prop) {
		return effectiveValues.getValue(prop);
	}

	@Override
	public boolean isExplicitlySet(Property prop) {
		return effectiveValues.isExplicitlySet(prop);
	}
	
	@Override
	public List getAllLoaderValues() {
		return Collections.unmodifiableList(structuredValues);
	}
	
	//
	//These methods use list searching and are comparatively slow
	
	@Override
	public LoaderValues getAllValuesLoadedByLoader(Loader loader) {
		return getAllValuesLoadedByLoader(structuredValues, loader);
	}

	@Override
	public LoaderValues getEffectiveValuesLoadedByLoader(Loader loader) {
		return getEffectiveValuesLoadedByLoader(structuredValues, loader);
	}
	
	//
	//Build methods

	@Override
	public ValidatedValues getValueMapImmutable() {
		return effectiveValues;
	}
	
	@Override
	public ValidatedValuesWithContext getValueMapWithContextImmutable() {
		return this;
	}
	
	@Override
	public boolean hasProblems() {
		return problem;
	}
}