forked from D-Net/dnet-hadoop
78 lines
1.6 KiB
Java
78 lines
1.6 KiB
Java
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package eu.dnetlib.dhp.oa.graph.merge;
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import java.util.Comparator;
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import eu.dnetlib.dhp.schema.oaf.Qualifier;
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public class DatasourceCompatibilityComparator implements Comparator<Qualifier> {
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@Override
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public int compare(Qualifier left, Qualifier right) {
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String lClass = left.getClassid();
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String rClass = right.getClassid();
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if (lClass.equals(rClass))
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return 0;
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if (lClass.equals("openaire-cris_1.1"))
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return -1;
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if (rClass.equals("openaire-cris_1.1"))
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return 1;
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if (lClass.equals("openaire4.0"))
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return -1;
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if (rClass.equals("openaire4.0"))
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return 1;
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if (lClass.equals("driver-openaire2.0"))
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return -1;
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if (rClass.equals("driver-openaire2.0"))
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return 1;
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if (lClass.equals("driver"))
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return -1;
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if (rClass.equals("driver"))
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return 1;
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if (lClass.equals("openaire2.0"))
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return -1;
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if (rClass.equals("openaire2.0"))
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return 1;
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if (lClass.equals("openaire3.0"))
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return -1;
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if (rClass.equals("openaire3.0"))
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return 1;
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if (lClass.equals("openaire2.0_data"))
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return -1;
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if (rClass.equals("openaire2.0_data"))
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return 1;
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if (lClass.equals("native"))
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return -1;
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if (rClass.equals("native"))
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return 1;
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if (lClass.equals("hostedBy"))
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return -1;
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if (rClass.equals("hostedBy"))
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return 1;
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if (lClass.equals("notCompatible"))
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return -1;
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if (rClass.equals("notCompatible"))
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return 1;
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if (lClass.equals("UNKNOWN"))
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return -1;
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if (rClass.equals("UNKNOWN"))
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return 1;
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// Else (but unlikely), lexicographical ordering will do.
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return lClass.compareTo(rClass);
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}
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}
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