X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=blobdiff_plain;f=bundles%2Forg.simantics.db.layer0%2Fsrc%2Forg%2Fsimantics%2Fdb%2Flayer0%2Fvalidation%2FValidationUtils.java;fp=bundles%2Forg.simantics.db.layer0%2Fsrc%2Forg%2Fsimantics%2Fdb%2Flayer0%2Fvalidation%2FValidationUtils.java;h=b5ea24686b4daeb7f2c7111bc14b748d348dfee9;hb=969bd23cab98a79ca9101af33334000879fb60c5;hp=0000000000000000000000000000000000000000;hpb=866dba5cd5a3929bbeae85991796acb212338a08;p=simantics%2Fplatform.git

diff --git a/bundles/org.simantics.db.layer0/src/org/simantics/db/layer0/validation/ValidationUtils.java b/bundles/org.simantics.db.layer0/src/org/simantics/db/layer0/validation/ValidationUtils.java
new file mode 100644
index 000000000..b5ea24686
--- /dev/null
+++ b/bundles/org.simantics.db.layer0/src/org/simantics/db/layer0/validation/ValidationUtils.java
@@ -0,0 +1,81 @@
+package org.simantics.db.layer0.validation;
+
+import gnu.trove.set.hash.THashSet;
+
+import java.util.Collections;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+
+import org.simantics.db.Issue;
+import org.simantics.db.ReadGraph;
+import org.simantics.db.Resource;
+import org.simantics.db.common.utils.Functions;
+import org.simantics.db.common.utils.Logger;
+import org.simantics.db.exception.DatabaseException;
+import org.simantics.db.layer0.adapter.SubgraphExtent.ExtentStatus;
+import org.simantics.db.layer0.util.DomainProcessor3;
+import org.simantics.db.layer0.util.ModelTransferableGraphSourceRequest;
+import org.simantics.layer0.Layer0;
+
+public class ValidationUtils {
+
+    /**
+     * Performs L0.Constraint validations for the specified resource and puts
+     * the resulting issues in the specified {@link Issue} set. If the specified
+     * issue set is <code>null</code>, a new set will be created and returned.
+     * Otherwise the method function will return the same set as its return
+     * value.
+     * 
+     * @param graph
+     *            database read access handle
+     * @param r
+     *            resource to validate against ontology-defined constraints
+     * @param result
+     *            a set for the resulting issues or <code>null</code> to
+     *            allocate a new set if necessary
+     * @return the discovered set of issues in <code>r</code>
+     * @throws DatabaseException
+     */
+    public static Set<Issue> validateConstraints(ReadGraph graph, Resource r, Set<Issue> result) throws DatabaseException {
+        Layer0 L0 = Layer0.getInstance(graph);
+
+        for (Resource constraint : graph.syncRequest(new GetConstraints(r))) {
+            try {
+                Resource function = graph.getSingleObject(constraint, L0.Constraint_Validator);
+                @SuppressWarnings("unchecked")
+                List<Issue> issues = (List<Issue>)Functions.exec(graph, function, graph, r);
+                if (issues != null && !issues.isEmpty()) {
+                    if (result == null)
+                        result = new THashSet<Issue>();
+                    result.addAll(issues);
+                }
+            } catch (Throwable t) {
+                Logger.defaultLogError(t);
+            }
+        }
+
+        return result != null ? result : Collections.<Issue>emptySet();
+    }
+
+    public static Set<Issue> validateConstraints(ReadGraph graph, Resource r) throws DatabaseException {
+        return validateConstraints(graph, r, null);
+    }
+
+    public static Set<Issue> validateConstraintsForDomain(ReadGraph graph, Resource r) throws DatabaseException {
+        Set<Issue> result = null;
+
+        DomainProcessor3 dp = ModelTransferableGraphSourceRequest.getDomainOnly(graph, null, r);
+        for(Map.Entry<Resource,ExtentStatus> status : dp.getStatus().entrySet()) {
+            if(ExtentStatus.INTERNAL.equals(status.getValue())) {
+                Resource rr = status.getKey();
+                Set<Issue> issues = validateConstraints(graph, rr, result);
+                if (!issues.isEmpty())
+                    result = issues;
+            }
+        }
+
+        return result != null ? result : Collections.<Issue>emptySet();
+    }
+
+}