Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.issues.common / src / org / simantics / issues / common / BatchIssueDescriptions.java

diff --git a/bundles/org.simantics.issues.common/src/org/simantics/issues/common/BatchIssueDescriptions.java b/bundles/org.simantics.issues.common/src/org/simantics/issues/common/BatchIssueDescriptions.java
new file mode 100644 (file)
index 0000000..2df19be
--- /dev/null
+++ b/bundles/org.simantics.issues.common/src/org/simantics/issues/common/BatchIssueDescriptions.java
@@ -0,0 +1,39 @@
+package org.simantics.issues.common;\r
+\r
+import gnu.trove.set.hash.THashSet;\r
+\r
+import java.util.Collection;\r
+import java.util.Collections;\r
+import java.util.Set;\r
+\r
+import org.simantics.db.Issue;\r
+import org.simantics.db.ReadGraph;\r
+import org.simantics.db.Resource;\r
+import org.simantics.db.common.request.ResourceRead2;\r
+import org.simantics.db.common.utils.ListUtils;\r
+import org.simantics.db.exception.DatabaseException;\r
+import org.simantics.issues.ontology.IssueResource;\r
+\r
+public class BatchIssueDescriptions extends ResourceRead2<Set<Issue>> {\r
+\r
+       public BatchIssueDescriptions(Resource source, Resource context) {\r
+               super(source, context);\r
+       }\r
+       \r
+       @Override\r
+       public Set<Issue> perform(ReadGraph graph) throws DatabaseException {\r
+               IssueResource ISSUE = IssueResource.getInstance(graph);\r
+               Collection<Resource> issues = graph.syncRequest(new ManagedIssues(resource));\r
+               if (issues.isEmpty())\r
+                       return Collections.emptySet();\r
+               Set<Issue> result = new THashSet<Issue>(issues.size());\r
+               for(Resource issue :  issues) {\r
+               Resource list = graph.getSingleObject(issue, ISSUE.Issue_HasContexts);\r
+               if(ListUtils.toList(graph, list).contains(resource2)) {\r
+                               result.add(graph.sync(new StandardIssueDescription(issue)));\r
+                       }\r
+               }\r
+               return result;\r
+       }\r
+       \r
+}
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