New J2K: Fix array assignment.

j2k/newSrc/org/jetbrains/kotlin/j2k/JavaToJKTreeBuilder.kt

@@ -21,7 +21,6 @@ import com.intellij.psi.*
 import com.intellij.psi.impl.source.tree.ChildRole
 import com.intellij.psi.impl.source.tree.java.PsiLiteralExpressionImpl
 import com.intellij.psi.impl.source.tree.java.PsiNewExpressionImpl
-import com.intellij.psi.impl.source.tree.java.PsiReferenceExpressionImpl
 import org.jetbrains.kotlin.j2k.tree.*
 import org.jetbrains.kotlin.j2k.tree.JKLiteralExpression.LiteralType.*
 import org.jetbrains.kotlin.j2k.tree.impl.*
@@ -75,7 +74,7 @@ class JavaToJKTreeBuilder(var symbolProvider: JKSymbolProvider) {
 
         fun PsiAssignmentExpression.toJK(): JKJavaAssignmentExpression {
             return JKJavaAssignmentExpressionImpl(
-                (lExpression.toJK() as? JKFieldAccessExpression ?: error("Its possible?")).identifier,
+                lExpression.toJK() as? JKAssignableExpression ?: error("Its possible?"),
                 rExpression.toJK(),
                 operationSign.toJK()
             )

j2k/newSrc/org/jetbrains/kotlin/j2k/tree/impl/j.kt

@@ -194,7 +194,7 @@ class JKJavaPolyadicExpressionImpl(operands: List<JKExpression>, override var to
 }
 
 class JKJavaAssignmentExpressionImpl(
-    override var field: JKFieldSymbol,
+    override var field: JKAssignableExpression,
     expression: JKExpression,
     override var operator: JKOperator
 ) : JKBranchElementBase(), JKJavaAssignmentExpression {

j2k/newSrc/org/jetbrains/kotlin/j2k/tree/j.kt

@@ -17,7 +17,6 @@
 package org.jetbrains.kotlin.j2k.tree
 
 import org.jetbrains.kotlin.j2k.tree.impl.JKClassSymbol
-import org.jetbrains.kotlin.j2k.tree.impl.JKFieldSymbol
 import org.jetbrains.kotlin.j2k.tree.impl.JKMethodSymbol
 
 interface JKJavaField : JKField, JKBranchElement
@@ -85,7 +84,7 @@ interface JKJavaPolyadicExpression : JKExpression {
 }
 
 interface JKJavaAssignmentExpression : JKExpression, JKBranchElement {
-    var field: JKFieldSymbol
+    var field: JKAssignableExpression
     var expression: JKExpression
     var operator: JKOperator
 }

j2k/newSrc/org/jetbrains/kotlin/j2k/tree/jk.kt

@@ -135,7 +135,7 @@ interface JKMethodCallExpression : JKExpression {
     val arguments: JKExpressionList
 }
 
-interface JKFieldAccessExpression : JKExpression {
+interface JKFieldAccessExpression : JKAssignableExpression {
     val identifier: JKFieldSymbol
 }
 
@@ -143,7 +143,7 @@ interface JKClassAccessExpression : JKExpression {
     val identifier: JKClassSymbol
 }
 
-interface JKArrayAccessExpression : JKExpression {
+interface JKArrayAccessExpression : JKAssignableExpression {
     val expression: JKExpression
     val indexExpression: JKExpression
 }
@@ -226,4 +226,6 @@ interface JKIfElseExpression : JKExpression {
     var condition: JKExpression
     var thenBranch: JKExpression
     var elseBranch: JKExpression
-}
+}
+
+interface JKAssignableExpression : JKExpression

j2k/newSrc/org/jetbrains/kotlin/j2k/tree/k.kt

@@ -16,8 +16,6 @@
 
 package org.jetbrains.kotlin.j2k.tree
 
-import org.jetbrains.kotlin.j2k.tree.impl.JKFieldSymbol
-
 interface JKKtProperty : JKField {
     val getter: JKBlock
     val setter: JKBlock
@@ -32,7 +30,7 @@ interface JKKtConstructor : JKDeclaration
 interface JKKtPrimaryConstructor : JKKtConstructor
 
 interface JKKtAssignmentStatement : JKStatement{
-    var field: JKFieldSymbol
+    var field: JKAssignableExpression
     var expression: JKExpression
     var operator: JKOperator
 }