From 3233802ea49d56815e0821cc0af06784cc225877 Mon Sep 17 00:00:00 2001
From: Aleksey Pivovarov <AMPivovarov@gmail.com>
Date: Sun, 25 Feb 2018 04:02:59 +0300
Subject: [PATCH] vcs: do not load file content to memory to copy file

EA-116778 - FTBE: FileUtil.loadFileBytes
---
 .../intellij/diff/tools/external/ExternalDiffToolUtil.java | 7 +++----
 .../diff/impl/patch/apply/ApplyBinaryShelvedFilePatch.java | 7 ++++++-
 2 files changed, 9 insertions(+), 5 deletions(-)

diff --git a/platform/diff-impl/src/com/intellij/diff/tools/external/ExternalDiffToolUtil.java b/platform/diff-impl/src/com/intellij/diff/tools/external/ExternalDiffToolUtil.java
index eaef54567346..abc13a098b24 100644
--- a/platform/diff-impl/src/com/intellij/diff/tools/external/ExternalDiffToolUtil.java
+++ b/platform/diff-impl/src/com/intellij/diff/tools/external/ExternalDiffToolUtil.java
@@ -36,9 +36,7 @@ import com.intellij.openapi.ui.Messages;
 import com.intellij.openapi.util.Ref;
 import com.intellij.openapi.util.io.FileUtil;
 import com.intellij.openapi.util.text.StringUtil;
-import com.intellij.openapi.vfs.CharsetToolkit;
-import com.intellij.openapi.vfs.VirtualFile;
-import com.intellij.openapi.vfs.VirtualFileWithoutContent;
+import com.intellij.openapi.vfs.*;
 import com.intellij.util.ArrayUtil;
 import com.intellij.util.LineSeparator;
 import com.intellij.util.PathUtil;
@@ -363,7 +361,8 @@ public class ExternalDiffToolUtil {
 
     @Override
     public void apply() throws IOException {
-      myFile.setBinaryContent(FileUtil.loadFileBytes(myLocalFile));
+      FileUtil.copy(myLocalFile, VfsUtilCore.virtualToIoFile(myFile));
+      VfsUtil.markDirty(false, false, myFile);
     }
   }
 
diff --git a/platform/vcs-impl/src/com/intellij/openapi/diff/impl/patch/apply/ApplyBinaryShelvedFilePatch.java b/platform/vcs-impl/src/com/intellij/openapi/diff/impl/patch/apply/ApplyBinaryShelvedFilePatch.java
index a6aa84fe3df7..2c6189858bb5 100644
--- a/platform/vcs-impl/src/com/intellij/openapi/diff/impl/patch/apply/ApplyBinaryShelvedFilePatch.java
+++ b/platform/vcs-impl/src/com/intellij/openapi/diff/impl/patch/apply/ApplyBinaryShelvedFilePatch.java
@@ -22,6 +22,8 @@ import com.intellij.openapi.vcs.FilePath;
 import com.intellij.openapi.vcs.changes.CommitContext;
 import com.intellij.openapi.vcs.changes.shelf.ShelvedBinaryFile;
 import com.intellij.openapi.vcs.changes.shelf.ShelvedBinaryFilePatch;
+import com.intellij.openapi.vfs.VfsUtil;
+import com.intellij.openapi.vfs.VfsUtilCore;
 import com.intellij.openapi.vfs.VirtualFile;
 
 import java.io.File;
@@ -43,7 +45,10 @@ public class ApplyBinaryShelvedFilePatch extends ApplyFilePatchBase<ShelvedBinar
       fileToPatch.delete(this);
     }
     else {
-      fileToPatch.setBinaryContent(FileUtil.loadFileBytes(new File(shelvedBinaryFile.SHELVED_PATH)));
+      File fromFile = new File(shelvedBinaryFile.SHELVED_PATH);
+      File toFile = VfsUtilCore.virtualToIoFile(fileToPatch);
+      FileUtil.copy(fromFile, toFile);
+      VfsUtil.markDirty(false, false, fileToPatch);
     }
     return SUCCESS;
   }