X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=blobdiff_plain;f=bundles%2Forg.simantics.document.linking.ui%2Fsrc%2Forg%2Fsimantics%2Fdocument%2Flinking%2Freport%2Ftemplates%2FPathComparator.java;fp=bundles%2Forg.simantics.document.linking.ui%2Fsrc%2Forg%2Fsimantics%2Fdocument%2Flinking%2Freport%2Ftemplates%2FPathComparator.java;h=edebfa9bc803348d9222b1f092002b8dec8d56b0;hb=969bd23cab98a79ca9101af33334000879fb60c5;hp=0000000000000000000000000000000000000000;hpb=866dba5cd5a3929bbeae85991796acb212338a08;p=simantics%2Fplatform.git

diff --git a/bundles/org.simantics.document.linking.ui/src/org/simantics/document/linking/report/templates/PathComparator.java b/bundles/org.simantics.document.linking.ui/src/org/simantics/document/linking/report/templates/PathComparator.java
new file mode 100644
index 000000000..edebfa9bc
--- /dev/null
+++ b/bundles/org.simantics.document.linking.ui/src/org/simantics/document/linking/report/templates/PathComparator.java
@@ -0,0 +1,54 @@
+package org.simantics.document.linking.report.templates;
+
+import java.util.Comparator;
+import java.util.List;
+
+import org.simantics.db.ReadGraph;
+import org.simantics.db.Resource;
+import org.simantics.db.common.utils.NameUtils;
+import org.simantics.db.exception.DatabaseException;
+import org.simantics.utils.strings.AlphanumComparator;
+
+public class PathComparator implements Comparator<List<Resource>>{
+	
+	private ReadGraph graph;
+	
+	public PathComparator(ReadGraph graph) {
+		this.graph = graph;
+	}
+	
+	@Override
+	public int compare(List<Resource> o1, List<Resource> o2) {
+		int common = Math.min(o1.size(), o2.size());
+		for (int i = 0; i < common; i++) {
+			if (o1.get(i).equals(o2.get(i)))
+				continue;
+			try {
+				Resource r1 = o1.get(i);
+				Resource r2 = o2.get(i);
+				String l1 = getText(r1);
+				String l2 = getText(r2);
+				int c = AlphanumComparator.COMPARATOR.compare(l1, l2);
+				if (c == 0) {
+					if (r1.getResourceId() > r2.getResourceId())
+						return 1;
+					if (r1.getResourceId() < r2.getResourceId())
+						return -1;
+					return 0;
+				}
+				return c;
+			} catch (DatabaseException e) {
+				return 0;
+			}
+		}
+		return o1.size() - o2.size();
+	}
+	
+	public String getText(Resource r) throws DatabaseException {
+		String l1 = NameUtils.getSafeLabel(graph, r);
+		if (l1.length() == 0)
+			l1 = NameUtils.getSafeName(graph, r);
+		return l1;
+	}
+
+}