[platform] overwrites corrupted action script files (EA-110095)

platform/bootstrap/src/com/intellij/ide/startup/StartupActionScriptManager.java

@@ -1,21 +1,8 @@
-/*
- * Copyright 2000-2017 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.
- */
+// Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
 package com.intellij.ide.startup;
 
 import com.intellij.openapi.application.PathManager;
+import com.intellij.openapi.diagnostic.Logger;
 import com.intellij.openapi.util.io.FileUtilRt;
 import com.intellij.util.io.ZipUtil;
 import org.jetbrains.annotations.NotNull;
@@ -60,8 +47,16 @@ public class StartupActionScriptManager {
       }
     }
     else {
-      List<ActionCommand> script = loadActionScript();
-      script.addAll(commands);
+      List<ActionCommand> script;
+      try {
+        script = loadActionScript();
+        script.addAll(commands);
+      }
+      catch (ObjectStreamException e) {
+        Logger.getInstance(StartupActionScriptManager.class).warn(e);
+        script = new ArrayList<>(commands);
+      }
+
       saveActionScript(script);
     }
   }
@@ -86,7 +81,7 @@ public class StartupActionScriptManager {
         }
       }
       catch (ReflectiveOperationException e) {
-        throw new IOException("Stream error: " + scriptFile, e);
+        throw (StreamCorruptedException)new StreamCorruptedException("Stream error: " + scriptFile).initCause(e);
       }
     }