IDEA-160707 Stream API migration: support object arrays

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

@@ -0,0 +1,12 @@
+// "Replace with addAll" "true"
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
+
+public class Main {
+  public void test(Integer[] arr) {
+    List<Integer> result = new ArrayList<>();
+    result.add(1);
+      result.addAll(Arrays.asList(arr));
+  }
+}

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

@@ -0,0 +1,11 @@
+// "Replace with collect" "true"
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
+import java.util.stream.Collectors;
+
+public class Main {
+  public void test(Integer[] arr) {
+    List<Integer> result = Arrays.stream(arr).filter(x -> x > 5).collect(Collectors.toList());
+  }
+}

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/streamApiMigration/afterFlatten2DArray.java

@@ -0,0 +1,12 @@
+// "Replace with collect" "true"
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
+import java.util.stream.Collectors;
+
+public class Main {
+  public List<String> test(String[][] arr) {
+    List<String> result = Arrays.stream(arr).filter(subArr -> subArr != null).flatMap(Arrays::stream).collect(Collectors.toList());
+      return result;
+  }
+}

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/streamApiMigration/afterFlatten2DArrayPrimitive.java

@@ -0,0 +1,16 @@
+// "Replace with forEach" "true"
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
+
+public class Main {
+  public List<Integer> test(int[][] arr) {
+    List<Integer> result = new ArrayList<>();
+      Arrays.stream(arr).filter(subArr -> subArr != null).forEach(subArr -> {
+          for (int str : subArr) {
+              result.add(str);
+          }
+      });
+    return result;
+  }
+}

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

@@ -0,0 +1,12 @@
+// "Replace with addAll" "true"
+import java.util.ArrayList;
+import java.util.List;
+
+public class Main {
+  public void test(Integer[] arr) {
+    List<Integer> result = new ArrayList<>();
+    result.add(1);
+    for(Integer i : ar<caret>r)
+      result.add(i);
+  }
+}

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

@@ -0,0 +1,14 @@
+// "Replace with collect" "true"
+import java.util.ArrayList;
+import java.util.List;
+
+public class Main {
+  public void test(Integer[] arr) {
+    List<Integer> result = new ArrayList<>();
+    for(Integer x : a<caret>rr) {
+      if(x > 5) {
+        result.add(x);
+      }
+    }
+  }
+}

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/streamApiMigration/beforeFlatten2DArray.java

@@ -0,0 +1,17 @@
+// "Replace with collect" "true"
+import java.util.ArrayList;
+import java.util.List;
+
+public class Main {
+  public List<String> test(String[][] arr) {
+    List<String> result = new ArrayList<>();
+    for(String[] subArr : a<caret>rr) {
+      if(subArr != null) {
+        for(String str : subArr) {
+          result.add(str);
+        }
+      }
+    }
+    return result;
+  }
+}

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/streamApiMigration/beforeFlatten2DArrayPrimitive.java

@@ -0,0 +1,17 @@
+// "Replace with forEach" "true"
+import java.util.ArrayList;
+import java.util.List;
+
+public class Main {
+  public List<Integer> test(int[][] arr) {
+    List<Integer> result = new ArrayList<>();
+    for(int[] subArr : a<caret>rr) {
+      if(subArr != null) {
+        for(int str : subArr) {
+          result.add(str);
+        }
+      }
+    }
+    return result;
+  }
+}

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

@@ -0,0 +1,10 @@
+// "Replace with forEach" "false"
+public class Main {
+  public void test(int[] arr) {
+    for(int i : arr) {
+      if(i > 0) {
+        System.out.println(i);
+      }
+    }
+  }
+}