47 lines
1.1 KiB
Java
47 lines
1.1 KiB
Java
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package eu.dnetlib.dhp.schema.oaf.utils;
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import static eu.dnetlib.dhp.schema.oaf.utils.OafMapperUtils.getProvenance;
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import static org.apache.commons.lang3.StringUtils.isBlank;
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import java.util.Comparator;
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import eu.dnetlib.dhp.schema.oaf.Subject;
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public class SubjectProvenanceComparator implements Comparator<Subject> {
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@Override
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public int compare(Subject left, Subject right) {
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String lProv = getProvenance(left.getDataInfo());
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String rProv = getProvenance(right.getDataInfo());
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if (isBlank(lProv) && isBlank(rProv))
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return 0;
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if (isBlank(lProv))
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return 1;
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if (isBlank(rProv))
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return -1;
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if (lProv.equals(rProv))
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return 0;
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if (lProv.toLowerCase().contains("crosswalk"))
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return -1;
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if (rProv.toLowerCase().contains("crosswalk"))
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return 1;
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if (lProv.toLowerCase().contains("user"))
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return -1;
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if (rProv.toLowerCase().contains("user"))
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return 1;
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if (lProv.toLowerCase().contains("propagation"))
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return -1;
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if (rProv.toLowerCase().contains("propagation"))
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return 1;
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if (lProv.toLowerCase().contains("iis"))
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return -1;
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if (rProv.toLowerCase().contains("iis"))
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return 1;
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return 0;
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}
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}
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