diff --git a/src/main/java/com/puppycrawl/tools/checkstyle/api/Check.java b/src/main/java/com/puppycrawl/tools/checkstyle/api/Check.java
index bc688a554..5f901cd2d 100644
--- a/src/main/java/com/puppycrawl/tools/checkstyle/api/Check.java
+++ b/src/main/java/com/puppycrawl/tools/checkstyle/api/Check.java
@@ -18,6 +18,7 @@
 ////////////////////////////////////////////////////////////////////////////////
 package com.puppycrawl.tools.checkstyle.api;
 
+import java.util.Collections;
 import java.util.Set;
 
 import com.google.common.collect.Sets;
@@ -98,9 +99,7 @@ public abstract class Check extends AbstractViolationReporter
      */
     public final void setTokens(String[] strRep)
     {
-        for (final String s : strRep) {
-            tokens.add(s);
-        }
+        Collections.addAll(tokens, strRep);
     }
 
     /**
diff --git a/src/main/java/com/puppycrawl/tools/checkstyle/checks/coding/IllegalThrowsCheck.java b/src/main/java/com/puppycrawl/tools/checkstyle/checks/coding/IllegalThrowsCheck.java
index 668af8316..0f9d63558 100644
--- a/src/main/java/com/puppycrawl/tools/checkstyle/checks/coding/IllegalThrowsCheck.java
+++ b/src/main/java/com/puppycrawl/tools/checkstyle/checks/coding/IllegalThrowsCheck.java
@@ -23,6 +23,8 @@ import com.puppycrawl.tools.checkstyle.api.AnnotationUtility;
 import com.puppycrawl.tools.checkstyle.api.DetailAST;
 import com.puppycrawl.tools.checkstyle.api.FullIdent;
 import com.puppycrawl.tools.checkstyle.api.TokenTypes;
+
+import java.util.Collections;
 import java.util.Set;
 
 /**
@@ -139,9 +141,7 @@ public final class IllegalThrowsCheck extends AbstractIllegalCheck
     public void setIgnoredMethodNames(String[] methodNames)
     {
         ignoredMethodNames.clear();
-        for (String element : methodNames) {
-            ignoredMethodNames.add(element);
-        }
+        Collections.addAll(ignoredMethodNames, methodNames);
     }
 
     /**
diff --git a/src/main/java/com/puppycrawl/tools/checkstyle/checks/coding/IllegalTypeCheck.java b/src/main/java/com/puppycrawl/tools/checkstyle/checks/coding/IllegalTypeCheck.java
index 07838012c..5000a3a6f 100644
--- a/src/main/java/com/puppycrawl/tools/checkstyle/checks/coding/IllegalTypeCheck.java
+++ b/src/main/java/com/puppycrawl/tools/checkstyle/checks/coding/IllegalTypeCheck.java
@@ -26,6 +26,7 @@ import com.puppycrawl.tools.checkstyle.checks.AbstractFormatCheck;
 import com.puppycrawl.tools.checkstyle.checks.CheckUtils;
 
 import java.util.ArrayList;
+import java.util.Collections;
 import java.util.List;
 import java.util.Set;
 
@@ -397,9 +398,7 @@ public final class IllegalTypeCheck extends AbstractFormatCheck
     public void setIllegalClassNames(String[] classNames)
     {
         illegalClassNames.clear();
-        for (String name : classNames) {
-            illegalClassNames.add(name);
-        }
+        Collections.addAll(illegalClassNames, classNames);
     }
 
     /**
@@ -419,9 +418,7 @@ public final class IllegalTypeCheck extends AbstractFormatCheck
     public void setIgnoredMethodNames(String[] methodNames)
     {
         ignoredMethodNames.clear();
-        for (String element : methodNames) {
-            ignoredMethodNames.add(element);
-        }
+        Collections.addAll(ignoredMethodNames, methodNames);
     }
 
     /**
@@ -441,9 +438,7 @@ public final class IllegalTypeCheck extends AbstractFormatCheck
     public void setLegalAbstractClassNames(String[] classNames)
     {
         legalAbstractClassNames.clear();
-        for (String element : classNames) {
-            legalAbstractClassNames.add(element);
-        }
+        Collections.addAll(legalAbstractClassNames, classNames);
     }
 
     /**
diff --git a/src/main/java/com/puppycrawl/tools/checkstyle/checks/javadoc/AtclauseOrderCheck.java b/src/main/java/com/puppycrawl/tools/checkstyle/checks/javadoc/AtclauseOrderCheck.java
index 68340a595..0f1037926 100644
--- a/src/main/java/com/puppycrawl/tools/checkstyle/checks/javadoc/AtclauseOrderCheck.java
+++ b/src/main/java/com/puppycrawl/tools/checkstyle/checks/javadoc/AtclauseOrderCheck.java
@@ -20,6 +20,7 @@ package com.puppycrawl.tools.checkstyle.checks.javadoc;
 
 import java.util.ArrayList;
 import java.util.Arrays;
+import java.util.Collections;
 import java.util.List;
 
 import com.puppycrawl.tools.checkstyle.api.DetailAST;
@@ -111,9 +112,7 @@ public class AtclauseOrderCheck extends AbstractJavadocCheck
     public void setTagOrder(String order)
     {
         final List<String> customOrder = new ArrayList<String>();
-        for (String type : order.split(", ")) {
-            customOrder.add(type);
-        }
+        Collections.addAll(customOrder, order.split(", "));
         tagOrder = customOrder;
     }
 
diff --git a/src/main/java/com/puppycrawl/tools/checkstyle/checks/javadoc/JavadocMethodCheck.java b/src/main/java/com/puppycrawl/tools/checkstyle/checks/javadoc/JavadocMethodCheck.java
index 2b165b166..93bae49fd 100644
--- a/src/main/java/com/puppycrawl/tools/checkstyle/checks/javadoc/JavadocMethodCheck.java
+++ b/src/main/java/com/puppycrawl/tools/checkstyle/checks/javadoc/JavadocMethodCheck.java
@@ -36,6 +36,7 @@ import com.puppycrawl.tools.checkstyle.checks.CheckUtils;
 
 import java.util.ArrayList;
 import java.util.Arrays;
+import java.util.Collections;
 import java.util.Iterator;
 import java.util.List;
 import java.util.ListIterator;
@@ -186,9 +187,7 @@ public class JavadocMethodCheck extends AbstractTypeAwareCheck
     public void setAllowedAnnotations(String userAnnotations)
     {
         final List<String> annotations = new ArrayList<String>();
-        for (String annotation : userAnnotations.split(", ")) {
-            annotations.add(annotation);
-        }
+        Collections.addAll(annotations, userAnnotations.split(", "));
         allowedAnnotations = annotations;
     }