Issue #3850: Fixed multiline typecast

3 files changed, 24 insertions, 1 deletions

diff --git a/src/main/java/com/puppycrawl/tools/checkstyle/checks/whitespace/WhitespaceAfterCheck.java b/src/main/java/com/puppycrawl/tools/checkstyle/checks/whitespace/WhitespaceAfterCheck.java
index 432638b6f..b7f68b33c 100644
--- a/src/main/java/com/puppycrawl/tools/checkstyle/checks/whitespace/WhitespaceAfterCheck.java
+++ b/src/main/java/com/puppycrawl/tools/checkstyle/checks/whitespace/WhitespaceAfterCheck.java
@@ -101,9 +101,9 @@ public class WhitespaceAfterCheck
 
     @Override
     public void visitToken(DetailAST ast) {
-        final String line = getLine(ast.getLineNo() - 1);
         if (ast.getType() == TokenTypes.TYPECAST) {
             final DetailAST targetAST = ast.findFirstToken(TokenTypes.RPAREN);
+            final String line = getLine(targetAST.getLineNo() - 1);
             if (!isFollowedByWhitespace(targetAST, line)) {
                 log(targetAST.getLineNo(),
                     targetAST.getColumnNo() + targetAST.getText().length(),
@@ -111,6 +111,7 @@ public class WhitespaceAfterCheck
             }
         }
         else {
+            final String line = getLine(ast.getLineNo() - 1);
             if (!isFollowedByWhitespace(ast, line)) {
                 final Object[] message = {ast.getText()};
                 log(ast.getLineNo(),
diff --git a/src/test/java/com/puppycrawl/tools/checkstyle/checks/whitespace/WhitespaceAfterCheckTest.java b/src/test/java/com/puppycrawl/tools/checkstyle/checks/whitespace/WhitespaceAfterCheckTest.java
index 960665a7d..7ee44ccef 100644
--- a/src/test/java/com/puppycrawl/tools/checkstyle/checks/whitespace/WhitespaceAfterCheckTest.java
+++ b/src/test/java/com/puppycrawl/tools/checkstyle/checks/whitespace/WhitespaceAfterCheckTest.java
@@ -75,6 +75,17 @@ public class WhitespaceAfterCheckTest
     }
 
     @Test
+    public void testMultilineCast() throws Exception {
+        final DefaultConfiguration configurationTestCast =
+                createCheckConfig(WhitespaceAfterCheck.class);
+        configurationTestCast.addAttribute("tokens", "TYPECAST");
+        final String[] expected = {
+            "7:24: " + getCheckMessage(MSG_WS_TYPECAST),
+        };
+        verify(configurationTestCast, getPath("InputWhitespaceMultilineCast.java"), expected);
+    }
+
+    @Test
     public void testSemi() throws Exception {
         final DefaultConfiguration configurationTestSemi =
                 createCheckConfig(WhitespaceAfterCheck.class);
diff --git a/src/test/resources/com/puppycrawl/tools/checkstyle/checks/whitespace/InputWhitespaceMultilineCast.java b/src/test/resources/com/puppycrawl/tools/checkstyle/checks/whitespace/InputWhitespaceMultilineCast.java
new file mode 100644
index 000000000..1e33d54e0
--- /dev/null
+++ b/src/test/resources/com/puppycrawl/tools/checkstyle/checks/whitespace/InputWhitespaceMultilineCast.java
@@ -0,0 +1,11 @@
+package com.puppycrawl.tools.checkstyle.checks.whitespace;
+
+public class InputWhitespaceMultilineCast {
+    void issue3850() {
+        Object obj = new Object();
+        obj = (java.lang.
+                Object)obj; // violation
+        obj = (java.lang.
+                Object) obj; // ok
+    }
+}