Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.scl.compiler / src / org / simantics / scl / compiler / environment / filter / PositiveNamespaceFilter.java

diff --git a/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/environment/filter/PositiveNamespaceFilter.java b/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/environment/filter/PositiveNamespaceFilter.java
new file mode 100644 (file)
index 0000000..3e8b5a4
--- /dev/null
+++ b/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/environment/filter/PositiveNamespaceFilter.java
@@ -0,0 +1,31 @@
+package org.simantics.scl.compiler.environment.filter;\r
+\r
+import gnu.trove.set.hash.THashSet;\r
+\r
+public class PositiveNamespaceFilter implements NamespaceFilter {\r
+    THashSet<String> includedValues;\r
+\r
+    public PositiveNamespaceFilter(THashSet<String> includedValues) {\r
+        this.includedValues = includedValues;\r
+    }\r
+\r
+    @Override\r
+    public boolean isValueIncluded(String name) {\r
+        return includedValues.contains(name);\r
+    }\r
+    \r
+    @Override\r
+    public String toString() {\r
+        return "Include" + includedValues.toString();\r
+    }\r
+\r
+    @Override\r
+    public boolean isSubsetOf(NamespaceFilter filter) {\r
+        if(filter == AcceptAllNamespaceFilter.INSTANCE)\r
+            return true;\r
+        for(String name : includedValues)\r
+            if(!filter.isValueIncluded(name))\r
+                return false;\r
+        return true;\r
+    }\r
+}\r