1 files changed, 71 insertions, 0 deletions
diff --git a/python/pydevSrc/com/jetbrains/python/debugger/PyReferringObjectsValue.java b/python/pydevSrc/com/jetbrains/python/debugger/PyReferringObjectsValue.java
new file mode 100644
index 000000000000..283653659d0d
--- /dev/null
+++ b/python/pydevSrc/com/jetbrains/python/debugger/PyReferringObjectsValue.java
@@ -0,0 +1,71 @@
+/*
+ * Copyright 2000-2014 JetBrains s.r.o.
+ *
+ * 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 com.jetbrains.python.debugger;
+
+import com.intellij.openapi.diagnostic.Logger;
+import com.intellij.xdebugger.frame.XCompositeNode;
+import com.intellij.xdebugger.frame.XValueChildrenList;
+import com.jetbrains.python.debugger.pydev.PyDebugCallback;
+import org.jetbrains.annotations.NotNull;
+
+public class PyReferringObjectsValue extends PyDebugValue {
+  private static final Logger LOG = Logger.getInstance(PyReferringObjectsValue.class);
+
+  private final @NotNull PyReferrersLoader myReferrersLoader;
+
+  public PyReferringObjectsValue(@NotNull String name,
+                                 String type,
+                                 String value,
+                                 boolean container, boolean errorOnEval, @NotNull PyFrameAccessor frameAccessor) {
+    super(name, type, value, container, errorOnEval, frameAccessor);
+    myReferrersLoader = frameAccessor.getReferrersLoader();
+  }
+
+  public PyReferringObjectsValue(PyDebugValue debugValue) {
+    this(debugValue.getName(), debugValue.getType(), debugValue.getValue(), debugValue.isContainer(), debugValue.isErrorOnEval(), debugValue.getFrameAccessor());
+  }
+
+  @Override
+  public boolean canNavigateToSource() {
+    return true;
+  }
+
+  @Override
+  public void computeChildren(@NotNull final XCompositeNode node) {
+    if (node.isObsolete()) return;
+
+    myReferrersLoader.loadReferrers(this, new PyDebugCallback<XValueChildrenList>() {
+      @Override
+      public void ok(XValueChildrenList value) {
+        if (!node.isObsolete()) {
+          node.addChildren(value, true);
+        }
+      }
+
+      @Override
+      public void error(PyDebuggerException e) {
+        if (!node.isObsolete()) {
+          node.setErrorMessage("Unable to display children:" + e.getMessage());
+        }
+        LOG.warn(e);
+      }
+    });
+  }
+
+  public boolean isField() {
+    return false; //TODO
+  }
+}