1 files changed, 100 insertions, 0 deletions
diff --git a/plugins/org.eclipse.osee.ats.core/src/org/eclipse/osee/ats/core/util/ArtifactValueProvider.java b/plugins/org.eclipse.osee.ats.core/src/org/eclipse/osee/ats/core/util/ArtifactValueProvider.java
new file mode 100644
index 00000000000..58e18097e0f
--- /dev/null
+++ b/plugins/org.eclipse.osee.ats.core/src/org/eclipse/osee/ats/core/util/ArtifactValueProvider.java
@@ -0,0 +1,100 @@
+/*******************************************************************************
+ * Copyright (c) 2016 Boeing.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *     Boeing - initial API and implementation
+ *******************************************************************************/
+package org.eclipse.osee.ats.core.util;
+
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.Collections;
+import java.util.Date;
+import java.util.List;
+import org.eclipse.osee.ats.api.IAtsServices;
+import org.eclipse.osee.ats.api.util.IValueProvider;
+import org.eclipse.osee.ats.api.workdef.IAtsWidgetDefinition;
+import org.eclipse.osee.framework.core.data.ArtifactId;
+import org.eclipse.osee.framework.core.data.IAttributeType;
+import org.eclipse.osee.framework.jdk.core.type.OseeCoreException;
+import org.eclipse.osee.framework.jdk.core.util.Strings;
+
+/**
+ * @author Donald G. Dunne
+ */
+public class ArtifactValueProvider implements IValueProvider {
+
+   private final ArtifactId artifact;
+   private final String attributeTypeName;
+   private final IAtsServices services;
+
+   public ArtifactValueProvider(ArtifactId artifact, IAtsWidgetDefinition widgetDef, IAtsServices services) {
+      this.artifact = artifact;
+      this.services = services;
+      this.attributeTypeName = widgetDef.getAtrributeName();
+   }
+
+   public ArtifactValueProvider(ArtifactId artifact, IAttributeType attributeType, IAtsServices services) {
+      this.artifact = artifact;
+      this.services = services;
+      this.attributeTypeName = attributeType.getName();
+   }
+
+   @Override
+   public boolean isEmpty() throws OseeCoreException {
+      IAttributeType attributeType = getAtributeType();
+      if (attributeType != null) {
+         return services.getAttributeResolver().getAttributeCount(artifact, attributeType) == 0;
+      }
+      return true;
+   }
+
+   @Override
+   public Collection<String> getValues() throws OseeCoreException {
+      IAttributeType attributeType = getAtributeType();
+      if (attributeType != null) {
+         return services.getAttributeResolver().getAttributesToStringList(artifact, attributeType);
+      }
+      return Collections.emptyList();
+   }
+
+   public IAttributeType getAtributeType() throws OseeCoreException {
+      if (Strings.isValid(attributeTypeName)) {
+         IAttributeType attrType = services.getStoreService().getAttributeType(attributeTypeName);
+         return attrType;
+      }
+      return null;
+   }
+
+   @Override
+   public String getName() {
+      return artifact.getName();
+   }
+
+   @Override
+   public Collection<Date> getDateValues() throws OseeCoreException {
+      IAttributeType attributeType = getAtributeType();
+      if (attributeType != null && services.getStoreService().isDateType(attributeType)) {
+         List<Date> dates = new ArrayList<>();
+         for (String attr : services.getAttributeResolver().getAttributesToStringList(artifact, attributeType)) {
+            dates.add(new Date(Long.valueOf(attr)));
+         }
+         return dates;
+      }
+      return Collections.emptyList();
+
+   }
+
+   public ArtifactId getArtifact() {
+      return artifact;
+   }
+
+   public Object getObject() {
+      return artifact;
+   }
+
+}