From 2227b87ca371618045c32328e26b53bb87be0e0c Mon Sep 17 00:00:00 2001
From: "Pavel V. Talanov" <talanov.pavel@gmail.com>
Date: Fri, 26 Sep 2014 17:26:28 +0400
Subject: [PATCH] Do not store psi in CopiedCode

It is transferable and can exist even if project is closed
---
 .../conversion/copy/ConvertJavaCopyPastePostProcessor.kt   | 7 ++++---
 .../org/jetbrains/jet/plugin/conversion/copy/CopiedCode.kt | 2 +-
 2 files changed, 5 insertions(+), 4 deletions(-)

diff --git a/idea/src/org/jetbrains/jet/plugin/conversion/copy/ConvertJavaCopyPastePostProcessor.kt b/idea/src/org/jetbrains/jet/plugin/conversion/copy/ConvertJavaCopyPastePostProcessor.kt
index a64441f38e4..b28ec20b8fa 100644
--- a/idea/src/org/jetbrains/jet/plugin/conversion/copy/ConvertJavaCopyPastePostProcessor.kt
+++ b/idea/src/org/jetbrains/jet/plugin/conversion/copy/ConvertJavaCopyPastePostProcessor.kt
@@ -33,6 +33,7 @@ import java.awt.datatransfer.Transferable
 import com.intellij.openapi.util.TextRange
 import com.intellij.psi.codeStyle.CodeStyleManager
 import org.jetbrains.jet.plugin.j2k.J2kPostProcessor;
+import com.intellij.lang.java.JavaLanguage
 
 public class ConvertJavaCopyPastePostProcessor() : CopyPastePostProcessor<TextBlockTransferableData>() {
 
@@ -51,8 +52,7 @@ public class ConvertJavaCopyPastePostProcessor() : CopyPastePostProcessor<TextBl
     public override fun collectTransferableData(file: PsiFile, editor: Editor, startOffsets: IntArray, endOffsets: IntArray): List<TextBlockTransferableData> {
         if (file !is PsiJavaFile) return listOf()
 
-        val lightFile = PsiFileFactory.getInstance(file.getProject()).createFileFromText(file.getText()!!, file)
-        return listOf(CopiedCode(lightFile as? PsiJavaFile, startOffsets, endOffsets))
+        return listOf(CopiedCode(file.getName(), file.getText()!!, startOffsets, endOffsets))
     }
 
     public override fun processTransferableData(project: Project, editor: Editor, bounds: RangeMarker, caretOffset: Int, indented: Ref<Boolean>, values: List<TextBlockTransferableData>) {
@@ -62,7 +62,8 @@ public class ConvertJavaCopyPastePostProcessor() : CopyPastePostProcessor<TextBl
         
         if (value !is CopiedCode) return
 
-        val sourceFile = value.file ?: return
+        val sourceFile = PsiFileFactory.getInstance(project).
+                createFileFromText(value.fileName, JavaLanguage.INSTANCE, value.fileText) as? PsiJavaFile ?: return
 
         val targetFile = PsiDocumentManager.getInstance(project).getPsiFile(editor.getDocument())
         if (targetFile !is JetFile) return
diff --git a/idea/src/org/jetbrains/jet/plugin/conversion/copy/CopiedCode.kt b/idea/src/org/jetbrains/jet/plugin/conversion/copy/CopiedCode.kt
index 04bb816d9a8..afb469b0b79 100644
--- a/idea/src/org/jetbrains/jet/plugin/conversion/copy/CopiedCode.kt
+++ b/idea/src/org/jetbrains/jet/plugin/conversion/copy/CopiedCode.kt
@@ -21,7 +21,7 @@ import com.intellij.psi.PsiJavaFile
 
 import java.awt.datatransfer.DataFlavor
 
-class CopiedCode(val file: PsiJavaFile?, val startOffsets: IntArray, val endOffsets: IntArray) : TextBlockTransferableData {
+class CopiedCode(val fileName: String, val fileText: String, val startOffsets: IntArray, val endOffsets: IntArray) : TextBlockTransferableData {
 
     override fun getFlavor() = DATA_FLAVOR
     override fun getOffsetCount() = 0