1 files changed, 129 insertions, 0 deletions
diff --git a/plugins/java-decompiler/engine/src/org/jetbrains/java/decompiler/modules/decompiler/vars/VarProcessor.java b/plugins/java-decompiler/engine/src/org/jetbrains/java/decompiler/modules/decompiler/vars/VarProcessor.java
new file mode 100644
index 000000000000..266ba94e1cda
--- /dev/null
+++ b/plugins/java-decompiler/engine/src/org/jetbrains/java/decompiler/modules/decompiler/vars/VarProcessor.java
@@ -0,0 +1,129 @@
+/*
+ * 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 org.jetbrains.java.decompiler.modules.decompiler.vars;
+
+import org.jetbrains.java.decompiler.main.DecompilerContext;
+import org.jetbrains.java.decompiler.main.collectors.VarNamesCollector;
+import org.jetbrains.java.decompiler.modules.decompiler.stats.RootStatement;
+import org.jetbrains.java.decompiler.modules.decompiler.stats.Statement;
+import org.jetbrains.java.decompiler.struct.StructMethod;
+import org.jetbrains.java.decompiler.struct.gen.VarType;
+
+import java.util.*;
+import java.util.Map.Entry;
+
+
+public class VarProcessor {
+
+  private HashMap<VarVersionPaar, String> mapVarNames = new HashMap<VarVersionPaar, String>();
+
+  private VarVersionsProcessor varvers;
+
+  private HashMap<VarVersionPaar, String> thisvars = new HashMap<VarVersionPaar, String>();
+
+  private HashSet<VarVersionPaar> externvars = new HashSet<VarVersionPaar>();
+
+  public void setVarVersions(RootStatement root) {
+
+    varvers = new VarVersionsProcessor();
+    varvers.setVarVersions(root);
+  }
+
+  public void setVarDefinitions(Statement root) {
+    mapVarNames = new HashMap<VarVersionPaar, String>();
+
+    VarDefinitionHelper defproc = new VarDefinitionHelper(root,
+                                                          (StructMethod)DecompilerContext.getProperty(DecompilerContext.CURRENT_METHOD),
+                                                          this);
+    defproc.setVarDefinitions();
+  }
+
+  public void setDebugVarNames(Map<Integer, String> mapDebugVarNames) {
+    if (varvers == null) {
+      return;
+    }
+
+    HashMap<Integer, Integer> mapOriginalVarIndices = varvers.getMapOriginalVarIndices();
+
+    List<VarVersionPaar> listVars = new ArrayList<VarVersionPaar>(mapVarNames.keySet());
+    Collections.sort(listVars, new Comparator<VarVersionPaar>() {
+      public int compare(VarVersionPaar o1, VarVersionPaar o2) {
+        return o1.var > o2.var ? 1 : (o1.var == o2.var ? 0 : -1);
+      }
+    });
+
+    HashMap<String, Integer> mapNames = new HashMap<String, Integer>();
+
+    for (VarVersionPaar varpaar : listVars) {
+      String name = mapVarNames.get(varpaar);
+
+      Integer orindex = mapOriginalVarIndices.get(varpaar.var);
+      if (orindex != null && mapDebugVarNames.containsKey(orindex)) {
+        name = mapDebugVarNames.get(orindex);
+      }
+
+      Integer counter = mapNames.get(name);
+      mapNames.put(name, counter == null ? counter = new Integer(0) : ++counter);
+
+      if (counter > 0) {
+        name += String.valueOf(counter);
+      }
+
+      mapVarNames.put(varpaar, name);
+    }
+  }
+
+  public void refreshVarNames(VarNamesCollector vc) {
+
+    HashMap<VarVersionPaar, String> tempVarNames = new HashMap<VarVersionPaar, String>(mapVarNames);
+    for (Entry<VarVersionPaar, String> ent : tempVarNames.entrySet()) {
+      mapVarNames.put(ent.getKey(), vc.getFreeName(ent.getValue()));
+    }
+  }
+
+
+  public VarType getVarType(VarVersionPaar varpaar) {
+    return varvers == null ? null : varvers.getVarType(varpaar);
+  }
+
+  public void setVarType(VarVersionPaar varpaar, VarType type) {
+    varvers.setVarType(varpaar, type);
+  }
+
+  public String getVarName(VarVersionPaar varpaar) {
+    return mapVarNames == null ? null : mapVarNames.get(varpaar);
+  }
+
+  public void setVarName(VarVersionPaar varpaar, String name) {
+    mapVarNames.put(varpaar, name);
+  }
+
+  public int getVarFinal(VarVersionPaar varpaar) {
+    return varvers == null ? VarTypeProcessor.VAR_FINAL : varvers.getVarFinal(varpaar);
+  }
+
+  public void setVarFinal(VarVersionPaar varpaar, int finaltype) {
+    varvers.setVarFinal(varpaar, finaltype);
+  }
+
+  public HashMap<VarVersionPaar, String> getThisvars() {
+    return thisvars;
+  }
+
+  public HashSet<VarVersionPaar> getExternvars() {
+    return externvars;
+  }
+}