src/cgeo/geocaching/sorting/VoteComparator.java


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package cgeo.geocaching.sorting;

import cgeo.geocaching.cgCache;

/**
 * sorts caches by the users own voting (if available at all)
 * 
 * @author bananeweizen
 * 
 */
public class VoteComparator extends AbstractCacheComparator {

    @Override
    protected boolean canCompare(cgCache cache1, cgCache cache2) {
        return true;
    }

    @Override
    protected int compareCaches(cgCache cache1, cgCache cache2) {
        // if there is no vote available, put that cache at the end of the list
        float vote1 = 0;
        if (cache1.myVote != null) {
            vote1 = cache1.myVote;
        }

        float vote2 = 0;
        if (cache2.myVote != null) {
            vote2 = cache2.myVote;
        }

        // compare
        if (vote1 < vote2) {
            return 1;
        } else if (vote2 < vote1) {
            return -1;
        }
        return 0;
    }
}