fix compiler caches corruption

java/compiler/impl/src/com/intellij/compiler/impl/CompileDriver.java

@@ -228,6 +228,7 @@ public class CompileDriver {
         }
         finally {
           compileContext.commitZipFiles(); // just to be on the safe side; normally should do nothing if called in isUpToDate()
+          CompilerCacheManager.getInstance(myProject).flushCaches();
         }
       }
     }, null);
@@ -455,6 +456,7 @@ public class CompileDriver {
             compileContext.getMessageCount(CompilerMessageCategory.WARNING),
             finish - start
           );
+          CompilerCacheManager.getInstance(myProject).flushCaches();
           //if (LOG.isDebugEnabled()) {
           //  LOG.debug("COMPILATION FINISHED");
           //}
@@ -792,7 +794,6 @@ public class CompileDriver {
       finally {
         // drop in case it has not been dropped yet.
         dropDependencyCache(context);
-
         final VirtualFile[] allOutputDirs = context.getAllOutputDirectories();
 
         if (didSomething && GENERATE_CLASSPATH_INDEX) {

java/compiler/impl/src/com/intellij/compiler/impl/CompilerCacheManager.java

@@ -23,8 +23,6 @@ import com.intellij.openapi.compiler.generic.GenericCompiler;
 import com.intellij.openapi.components.ProjectComponent;
 import com.intellij.openapi.diagnostic.Logger;
 import com.intellij.openapi.project.Project;
-import com.intellij.openapi.util.LowMemoryWatcher;
-import com.intellij.openapi.util.ShutDownTracker;
 import com.intellij.openapi.util.io.FileUtil;
 import org.jetbrains.annotations.NonNls;
 import org.jetbrains.annotations.NotNull;
@@ -48,14 +46,6 @@ public class CompilerCacheManager implements ProjectComponent {
   private final Map<GenericCompiler<?,?,?>, GenericCompilerCache<?,?,?>> myGenericCachesMap = new HashMap<GenericCompiler<?,?,?>, GenericCompilerCache<?,?,?>>();
   private final List<Disposable> myCacheDisposables = new ArrayList<Disposable>();
   private final File myCachesRoot;
-  private LowMemoryWatcher myMemWatcher;
-  
-  private final Runnable myShutdownTask = new Runnable() {
-    public void run() {
-      flushCaches();
-    }
-  };
-  
   private final Project myProject;
 
   public CompilerCacheManager(Project project) {
@@ -68,18 +58,9 @@ public class CompilerCacheManager implements ProjectComponent {
   }
   
   public void projectOpened() {
-    myMemWatcher = LowMemoryWatcher.register(new LowMemoryWatcher.ForceableAdapter() {
-      public void force() {
-        flushCaches();
-      }
-    });
-    ShutDownTracker.getInstance().registerShutdownTask(myShutdownTask);
   }
 
   public void projectClosed() {
-    myMemWatcher.stop();
-    ShutDownTracker.getInstance().unregisterShutdownTask(myShutdownTask);
-    flushCaches();
   }
 
   @NotNull