it.unibz.inf.ontop.si.repository.impl.SemanticIndexView Maven / Gradle / Ivy

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package it.unibz.inf.ontop.si.repository.impl;

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

public class SemanticIndexView {
	
	private final SemanticIndexViewID id;
	private final String selectCommand;
	private final String insertCommand;
	private final Set indexes = new HashSet<>();
	
	public SemanticIndexView(SemanticIndexViewID id, String selectCommand, String insertCommand) {
		this.id = id;
		this.selectCommand = selectCommand;
		this.insertCommand = insertCommand;
	}
	
	public SemanticIndexViewID getId() {
		return id;
	}
	
	public String getSELECT(String filter) {
		return selectCommand + filter;
	}
	
	public String getINSERT() {
		return insertCommand;
	}
	
	public boolean isEmptyForIntervals(List intervals) {
		for (Interval interval : intervals) 
			for (Integer i = interval.getStart(); i <= interval.getEnd(); i++) 
				if (indexes.contains(i)) 
					return false;
		return true;
	}

	public void addIndex(Integer idx) {
		indexes.add(idx);			
	}
	
	public Set getIndexes() {
		return Collections.unmodifiableSet(indexes);
	}
}