foreach -> collect: simplify to addAll on collections if no filter/mapper is present (IDEA-150515)

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

@@ -1,13 +1,12 @@
-// "Replace with collect" "true"
+// "Replace with addAll" "true"
 import java.util.ArrayList;
 import java.util.List;
-import java.util.stream.Collectors;
 
 class Sample {
   List<String> foo = new ArrayList<>();
   String foo(){
     Sample sm = new Sample();
-      sm.foo.addAll(foo.stream().collect(Collectors.toList()));
+      sm.foo.addAll(foo);
     return null;
   }
 }

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

@@ -1,11 +1,11 @@
-// "Replace with collect" "true"
+// "Replace with addAll" "true"
 import java.util.*;
-import java.util.stream.Collectors;
 
 public class Collect {
   class Person {}
 
   void collectNames(List<Person> persons){
-    List<Person> names = persons.stream().collect(Collectors.toList());
+    List<Person> names = new ArrayList<>();
+      names.addAll(persons);
   }
 }

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

@@ -1,4 +1,4 @@
-// "Replace with collect" "true"
+// "Replace with addAll" "true"
 import java.util.ArrayList;
 import java.util.List;
 

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

@@ -1,4 +1,4 @@
-// "Replace with collect" "true"
+// "Replace with addAll" "true"
 import java.util.*;
 
 public class Collect {