IDEA-129587 Code folding of one-line methods hides array brackets

java/java-psi-impl/src/com/intellij/codeInsight/folding/impl/JavaFoldingBuilderBase.java

@@ -625,6 +625,11 @@ public abstract class JavaFoldingBuilderBase extends CustomFoldingBuilder implem
     }
 
     int leftStart = method.getParameterList().getTextRange().getEndOffset();
+
+    if (!StringUtil.isEmptyOrSpaces(document.getCharsSequence().subSequence(leftStart + 1, body.getTextRange().getStartOffset()))) {
+      return false;
+    }
+    
     int leftEnd = statement.getTextRange().getStartOffset();
     int rightStart = statement.getTextRange().getEndOffset();
     int rightEnd = body.getTextRange().getEndOffset();

java/java-tests/testSrc/com/intellij/codeInsight/folding/JavaFoldingTest.groovy

@@ -578,10 +578,14 @@ class Test {
    return 0;
  }
 
+ int arrayMethod(int param)[] {
+   return new int[];
+ }
+
 }"""
     PsiClass fooClass = JavaPsiFacade.getInstance(project).findClass('Foo', GlobalSearchScope.allScope(project))
     def regions = myFixture.editor.foldingModel.allFoldRegions.sort { it.startOffset }
-    assert regions.size() == 3
+    assert regions.size() == 4
     checkAccessorFolding(regions[0], regions[1], fooClass.methods[0])
   }