From c907e9cc06f9ea2cafe77c656a04d8d05a51b5b0 Mon Sep 17 00:00:00 2001
From: niemisto <niemisto@ac1ea38d-2e2b-0410-8846-a27921b304fc>
Date: Tue, 10 May 2011 05:05:01 +0000
Subject: [PATCH] added value adapters to objmap

git-svn-id: https://www.simantics.org/svn/simantics/sysdyn/trunk@20843 ac1ea38d-2e2b-0410-8846-a27921b304fc
---
 .../rules/adapters/IdentityAdapter.java       | 15 +++++++++++
 .../objmap/rules/adapters/ValueAdapter.java   |  6 +++++
 .../rules/range/AdaptedRangeAccessor.java     | 25 +++++++++++++++++++
 3 files changed, 46 insertions(+)
 create mode 100644 org.simantics.objmap/src/org/simantics/objmap/rules/adapters/IdentityAdapter.java
 create mode 100644 org.simantics.objmap/src/org/simantics/objmap/rules/adapters/ValueAdapter.java
 create mode 100644 org.simantics.objmap/src/org/simantics/objmap/rules/range/AdaptedRangeAccessor.java

diff --git a/org.simantics.objmap/src/org/simantics/objmap/rules/adapters/IdentityAdapter.java b/org.simantics.objmap/src/org/simantics/objmap/rules/adapters/IdentityAdapter.java
new file mode 100644
index 00000000..3d4b6913
--- /dev/null
+++ b/org.simantics.objmap/src/org/simantics/objmap/rules/adapters/IdentityAdapter.java
@@ -0,0 +1,15 @@
+package org.simantics.objmap.rules.adapters;
+
+public enum IdentityAdapter implements ValueAdapter {
+    INSTANCE;
+
+    @Override
+    public Object domainToRange(Object domainValue) {
+        return domainValue;
+    }
+
+    @Override
+    public Object rangeToDomain(Object rangeValue) {
+        return rangeValue;
+    }
+}
diff --git a/org.simantics.objmap/src/org/simantics/objmap/rules/adapters/ValueAdapter.java b/org.simantics.objmap/src/org/simantics/objmap/rules/adapters/ValueAdapter.java
new file mode 100644
index 00000000..c8d0d2d0
--- /dev/null
+++ b/org.simantics.objmap/src/org/simantics/objmap/rules/adapters/ValueAdapter.java
@@ -0,0 +1,6 @@
+package org.simantics.objmap.rules.adapters;
+
+public interface ValueAdapter {
+    Object domainToRange(Object domainValue);
+    Object rangeToDomain(Object rangeValue);
+}
diff --git a/org.simantics.objmap/src/org/simantics/objmap/rules/range/AdaptedRangeAccessor.java b/org.simantics.objmap/src/org/simantics/objmap/rules/range/AdaptedRangeAccessor.java
new file mode 100644
index 00000000..a6df00b0
--- /dev/null
+++ b/org.simantics.objmap/src/org/simantics/objmap/rules/range/AdaptedRangeAccessor.java
@@ -0,0 +1,25 @@
+package org.simantics.objmap.rules.range;
+
+import org.simantics.objmap.MappingException;
+import org.simantics.objmap.rules.adapters.ValueAdapter;
+
+public class AdaptedRangeAccessor implements IRangeAccessor<Object> {
+    IRangeAccessor<Object> baseAccessor;
+    ValueAdapter adapter;
+    
+    public AdaptedRangeAccessor(IRangeAccessor<Object> baseAccessror,
+            ValueAdapter adapter) {
+        this.baseAccessor = baseAccessror;
+        this.adapter = adapter;
+    }
+
+    @Override
+    public Object get(Object element) throws MappingException {
+        return adapter.rangeToDomain(baseAccessor.get(element));    
+    }
+    
+    @Override
+    public boolean set(Object element, Object value) throws MappingException {
+        return baseAccessor.set(element, adapter.domainToRange(value));
+    }
+}
-- 
2.47.1