IDEA-166499 Stream API migration: support array filling in a loop

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/streamApiMigration/afterToArrayCounted.java

@@ -0,0 +1,12 @@
+// "Replace with toArray" "true"
+
+import java.util.Arrays;
+import java.util.List;
+import java.util.stream.IntStream;
+
+public class Test {
+  public void test(List<Integer> ints) {
+      long[] arr = IntStream.range(0, ints.size()).mapToLong(ints::get).toArray();
+      System.out.println(Arrays.toString(arr));
+  }
+}

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/streamApiMigration/afterToArrayCountedBoxed.java

@@ -0,0 +1,11 @@
+// "Replace with toArray" "true"
+
+import java.util.Arrays;
+import java.util.stream.IntStream;
+
+public class Test {
+  public void test(int bound) {
+      Object[] arr = IntStream.range(0, bound).boxed().toArray(Integer[]::new);
+      System.out.println(Arrays.toString(arr));
+  }
+}

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/streamApiMigration/afterToArrayCountedLength2D.java

@@ -0,0 +1,11 @@
+// "Replace with toArray" "true"
+
+import java.util.Arrays;
+import java.util.stream.IntStream;
+
+public class Test {
+  public void test(int bound) {
+      Integer[][] arr = IntStream.range(0, bound).mapToObj(i -> new Integer[]{i}).toArray(Integer[][]::new);
+      System.out.println(Arrays.toString(arr));
+  }
+}

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/streamApiMigration/afterToArrayCountedLengthGeneric.java

@@ -0,0 +1,12 @@
+// "Replace with toArray" "true"
+
+import java.util.Arrays;
+import java.util.List;
+import java.util.stream.IntStream;
+
+public class Test {
+  public void test(List<List<String>> list) {
+      List<?>[] arr = IntStream.range(0, list.size()).mapToObj(list::get).toArray(List[]::new);
+      System.out.println(Arrays.toString(arr));
+  }
+}

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/streamApiMigration/beforeToArrayCounted.java

@@ -0,0 +1,14 @@
+// "Replace with toArray" "true"
+
+import java.util.Arrays;
+import java.util.List;
+
+public class Test {
+  public void test(List<Integer> ints) {
+    long[] arr = new long[ints.size()];
+    for(int <caret>i = 0; i < ints.size(); i++) {
+      arr[i] = ints.get(i);
+    }
+    System.out.println(Arrays.toString(arr));
+  }
+}

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/streamApiMigration/beforeToArrayCountedBoxed.java

@@ -0,0 +1,13 @@
+// "Replace with toArray" "true"
+
+import java.util.Arrays;
+
+public class Test {
+  public void test(int bound) {
+    Object[] arr = new Integer[bound];
+    for(int <caret>i = 0; i < bound; i++) {
+      arr[i] = i;
+    }
+    System.out.println(Arrays.toString(arr));
+  }
+}

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/streamApiMigration/beforeToArrayCountedLength2D.java

@@ -0,0 +1,13 @@
+// "Replace with toArray" "true"
+
+import java.util.Arrays;
+
+public class Test {
+  public void test(int bound) {
+    Integer[][] arr = new Integer[bound][];
+    for(int <caret>i = 0; i < arr.length; i++) {
+      arr[i] = new Integer[] {i};
+    }
+    System.out.println(Arrays.toString(arr));
+  }
+}

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/streamApiMigration/beforeToArrayCountedLengthGeneric.java

@@ -0,0 +1,14 @@
+// "Replace with toArray" "true"
+
+import java.util.Arrays;
+import java.util.List;
+
+public class Test {
+  public void test(List<List<String>> list) {
+    List<?>[] arr = new List[list.size()];
+    for(i<caret>nt i = 0; i < arr.length; i++) {
+      arr[i] = list.get(i);
+    }
+    System.out.println(Arrays.toString(arr));
+  }
+}