Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.structural2 / src / org / simantics / structural2 / variables / MutablePropertyVariable.java

diff --git a/bundles/org.simantics.structural2/src/org/simantics/structural2/variables/MutablePropertyVariable.java b/bundles/org.simantics.structural2/src/org/simantics/structural2/variables/MutablePropertyVariable.java
new file mode 100644 (file)
index 0000000..90e66d2
--- /dev/null
+++ b/bundles/org.simantics.structural2/src/org/simantics/structural2/variables/MutablePropertyVariable.java
@@ -0,0 +1,163 @@
+package org.simantics.structural2.variables;\r
+\r
+import java.util.Collections;\r
+import java.util.Map;\r
+import java.util.Set;\r
+\r
+import org.simantics.databoard.binding.Binding;\r
+import org.simantics.databoard.type.Datatype;\r
+import org.simantics.db.ReadGraph;\r
+import org.simantics.db.Resource;\r
+import org.simantics.db.WriteGraph;\r
+import org.simantics.db.exception.DatabaseException;\r
+import org.simantics.db.layer0.variable.AbstractPropertyVariable;\r
+import org.simantics.db.layer0.variable.Variable;\r
+import org.simantics.db.layer0.variable.Variables;\r
+import org.simantics.utils.ObjectUtils;\r
+\r
+/**\r
+ * TODO: consider removing this, doesn't seem to be used\r
+ */\r
+public class MutablePropertyVariable extends AbstractPropertyVariable {\r
+\r
+    final protected Variable parent;\r
+    final String name;\r
+\r
+    public Object value;\r
+    public Binding binding;\r
+    \r
+    public MutablePropertyVariable(Variable parent, String name) {\r
+        assert parent != null;\r
+        assert name != null;\r
+        this.parent = parent;\r
+        this.name = name;\r
+    }\r
+\r
+    @SuppressWarnings("unchecked")\r
+    @Override\r
+    public <T> T getValue(ReadGraph graph) throws DatabaseException {\r
+        return (T)value;\r
+    }\r
+\r
+    @SuppressWarnings("unchecked")\r
+    @Override\r
+    public <T> T getValue(ReadGraph graph, Binding binding)\r
+            throws DatabaseException {\r
+        return (T)value;\r
+    }\r
+\r
+    @Override\r
+    public void setValue(WriteGraph graph, Object value, Binding binding)\r
+            throws DatabaseException {\r
+        throw new DatabaseException("Value is constant.");\r
+    }\r
+\r
+    @Override\r
+    public String getName(ReadGraph graph) throws DatabaseException {\r
+        return name;\r
+    }\r
+\r
+    @Override\r
+    public Resource getType(ReadGraph graph) throws DatabaseException {\r
+        return null;\r
+    }\r
+\r
+    @Override\r
+    public Resource getPossibleType(ReadGraph graph) throws DatabaseException {\r
+        return null;\r
+    }\r
+\r
+    @Override\r
+    public Resource getType(ReadGraph graph, Resource baseType)throws DatabaseException {\r
+        return null;\r
+    }\r
+\r
+    @Override\r
+    public Resource getPossibleType(ReadGraph graph, Resource baseType) throws DatabaseException {\r
+       return null;\r
+    }\r
+\r
+//    @Override\r
+//    public Object getSerialized(ReadGraph graph) throws DatabaseException {\r
+//        return name;\r
+//    }\r
+\r
+    @Override\r
+    public Variable getParent(ReadGraph graph) throws DatabaseException {\r
+        return parent;\r
+    }\r
+\r
+    @Override\r
+    public Resource getRepresents(ReadGraph graph) throws DatabaseException {\r
+        return null;\r
+    }\r
+    \r
+    @Override\r
+    public Datatype getDatatype(ReadGraph graph) throws DatabaseException {\r
+        return binding != null ? binding.type() : null;\r
+    }\r
+    \r
+    @Override\r
+    public Resource getPropertyResource(ReadGraph graph) throws DatabaseException {\r
+       return null;\r
+    }\r
+\r
+    @Override\r
+    public Resource getContainerResource(ReadGraph graph) throws DatabaseException {\r
+       return null;\r
+    }\r
+    \r
+    @Override\r
+    public Variable getPredicate(ReadGraph graph) throws DatabaseException {\r
+       return null;\r
+    }\r
+    \r
+    @Override\r
+    protected Variable getPossibleDomainProperty(ReadGraph graph, String name)\r
+               throws DatabaseException {\r
+       return null;\r
+    }\r
+\r
+    @Override\r
+    public Map<String, Variable> collectDomainProperties(ReadGraph graph,\r
+               Map<String, Variable> properties) throws DatabaseException {\r
+       return properties;\r
+    }\r
+    \r
+    @Override\r
+    public Set<String> getClassifications(ReadGraph graph) throws DatabaseException {\r
+       Variable property = getPossibleDomainProperty(graph, Variables.CLASSIFICATIONS);\r
+       if(property != null) return property.getValue(graph);\r
+       else return Collections.emptySet();\r
+    }\r
+    \r
+    @Override\r
+    public int hashCode() {\r
+        final int prime = 31;\r
+        int result = 1;\r
+        result = prime * result + name.hashCode();\r
+        result = prime * result + parent.hashCode();\r
+        result = prime * result + ((value == null) ? 0 : value.hashCode());\r
+        result = prime * result + ((binding == null) ? 0 : binding.hashCode());\r
+        return result;\r
+    }\r
+\r
+    @Override\r
+    public boolean equals(Object obj) {\r
+        if (this == obj)\r
+            return true;\r
+        if (obj == null)\r
+            return false;\r
+        if (getClass() != obj.getClass())\r
+            return false;\r
+        MutablePropertyVariable other = (MutablePropertyVariable) obj;\r
+        if (!name.equals(other.name))\r
+            return false;\r
+        if (!parent.equals(other.parent))\r
+            return false;\r
+        if (!ObjectUtils.objectEquals(value, other.value))\r
+            return false;\r
+        return ObjectUtils.objectEquals(binding, other.binding);\r
+    }\r
+\r
+}\r