original

[gb-231r1-is01/GB_2.3_IS01.git] / cts / tools / signature-tools / src / signature / compare / model / subst / WildcardTypeProjection.java

diff --git a/cts/tools/signature-tools/src/signature/compare/model/subst/WildcardTypeProjection.java b/cts/tools/signature-tools/src/signature/compare/model/subst/WildcardTypeProjection.java
new file mode 100644 (file)
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+++ b/cts/tools/signature-tools/src/signature/compare/model/subst/WildcardTypeProjection.java
@@ -0,0 +1,63 @@
+/*
+ * Copyright (C) 2009 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package signature.compare.model.subst;
+
+import signature.model.ITypeReference;
+import signature.model.ITypeVariableDefinition;
+import signature.model.IWildcardType;
+import signature.model.impl.SigWildcardType;
+
+import java.util.List;
+import java.util.Map;
+
+public class WildcardTypeProjection implements IWildcardType {
+
+    private final IWildcardType original;
+
+    private final Map<ITypeVariableDefinition, ITypeReference> mappings;
+
+    public WildcardTypeProjection(IWildcardType original,
+            Map<ITypeVariableDefinition, ITypeReference> mappings) {
+        this.original = original;
+        this.mappings = mappings;
+    }
+
+    public ITypeReference getLowerBound() {
+        return ViewpointAdapter.substitutedTypeReference(original
+                .getLowerBound(), mappings);
+    }
+
+    public List<ITypeReference> getUpperBounds() {
+        return ViewpointAdapter.substitutedTypeReferences(original
+                .getUpperBounds(), mappings);
+    }
+
+    @Override
+    public int hashCode() {
+        return SigWildcardType.hashCode(this);
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        return SigWildcardType.equals(this, obj);
+    }
+
+    @Override
+    public String toString() {
+        return SigWildcardType.toString(this);
+    }
+}