Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.scl.compiler / src / org / simantics / scl / compiler / elaboration / query / QIf.java

diff --git a/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/elaboration/query/QIf.java b/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/elaboration/query/QIf.java
new file mode 100644 (file)
index 0000000..5691a16
--- /dev/null
+++ b/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/elaboration/query/QIf.java
@@ -0,0 +1,98 @@
+package org.simantics.scl.compiler.elaboration.query;\r
+\r
+import org.simantics.scl.compiler.elaboration.contexts.ReplaceContext;\r
+import org.simantics.scl.compiler.elaboration.contexts.TypingContext;\r
+import org.simantics.scl.compiler.elaboration.expressions.Expression;\r
+import org.simantics.scl.compiler.elaboration.expressions.QueryTransformer;\r
+import org.simantics.scl.compiler.elaboration.expressions.Variable;\r
+import org.simantics.scl.compiler.elaboration.expressions.VariableProcedure;\r
+import org.simantics.scl.compiler.elaboration.query.compilation.ConstraintCollectionContext;\r
+import org.simantics.scl.compiler.elaboration.query.compilation.UnsolvableQueryException;\r
+import org.simantics.scl.compiler.errors.Locations;\r
+import org.simantics.scl.compiler.types.Types;\r
+\r
+import gnu.trove.map.hash.TObjectIntHashMap;\r
+import gnu.trove.set.hash.THashSet;\r
+import gnu.trove.set.hash.TIntHashSet;\r
+\r
+public class QIf extends Query {\r
+    public Expression condition;\r
+    public Query thenQuery;\r
+    public Query elseQuery;\r
+    \r
+    public QIf(Expression condition, Query thenQuery, Query elseQuery) {\r
+        this.condition = condition;\r
+        this.thenQuery = thenQuery;\r
+        this.elseQuery = elseQuery;\r
+    }\r
+\r
+    @Override\r
+    public void collectFreeVariables(THashSet<Variable> vars) {\r
+        condition.collectFreeVariables(vars);\r
+        thenQuery.collectFreeVariables(vars);\r
+        elseQuery.collectFreeVariables(vars);\r
+    }\r
+\r
+    @Override\r
+    public void collectRefs(TObjectIntHashMap<Object> allRefs, TIntHashSet refs) {\r
+        condition.collectRefs(allRefs, refs);\r
+        thenQuery.collectRefs(allRefs, refs);\r
+        elseQuery.collectRefs(allRefs, refs);\r
+    }\r
+\r
+    @Override\r
+    public void collectVars(TObjectIntHashMap<Variable> allVars, TIntHashSet vars) {\r
+        condition.collectVars(allVars, vars);\r
+        thenQuery.collectVars(allVars, vars);\r
+        elseQuery.collectVars(allVars, vars);\r
+    }\r
+\r
+    @Override\r
+    public void checkType(TypingContext context) {\r
+        condition.checkType(context, Types.BOOLEAN);\r
+        thenQuery.checkType(context);\r
+        elseQuery.checkType(context);\r
+    }\r
+\r
+    @Override\r
+    public void collectConstraints(ConstraintCollectionContext context) throws UnsolvableQueryException {\r
+        // TODO Auto-generated method stub\r
+        \r
+    }\r
+\r
+    @Override\r
+    public Query replace(ReplaceContext context) {\r
+        return new QIf(\r
+                condition.replace(context),\r
+                thenQuery.replace(context),\r
+                elseQuery.replace(context));\r
+    }\r
+\r
+    @Override\r
+    public void setLocationDeep(long loc) {\r
+        if(location == Locations.NO_LOCATION) {\r
+            this.location = loc;\r
+            condition.setLocationDeep(loc);\r
+            elseQuery.setLocationDeep(loc);\r
+            thenQuery.setLocationDeep(loc);\r
+        }\r
+    }\r
+\r
+    @Override\r
+    public void accept(QueryVisitor visitor) {\r
+        visitor.visit(this);\r
+    }\r
+\r
+    @Override\r
+    public void forVariables(VariableProcedure procedure) {\r
+        condition.forVariables(procedure);\r
+        elseQuery.forVariables(procedure);\r
+        thenQuery.forVariables(procedure);\r
+    }\r
+    \r
+    @Override\r
+    public Query accept(QueryTransformer transformer) {\r
+        return transformer.transform(this);\r
+    }\r
+    \r
+}\r