diff --git a/querydsl-core/src/main/java/com/mysema/query/types/operation/OBoolean.java b/querydsl-core/src/main/java/com/mysema/query/types/operation/OBoolean.java
index 90ddee04f..55f0e18ba 100644
--- a/querydsl-core/src/main/java/com/mysema/query/types/operation/OBoolean.java
+++ b/querydsl-core/src/main/java/com/mysema/query/types/operation/OBoolean.java
@@ -5,9 +5,8 @@
  */
 package com.mysema.query.types.operation;
 
-import static java.util.Arrays.asList;
-import static java.util.Collections.unmodifiableList;
-
+import java.util.Arrays;
+import java.util.Collections;
 import java.util.List;
 
 import com.mysema.query.types.expr.EBoolean;
@@ -23,12 +22,12 @@ public class OBoolean extends EBoolean implements Operation<Boolean, Boolean> {
     private final Op<Boolean> op;
 
     public OBoolean(Op<Boolean> op, Expr<?>... args) {
-        this(op, asList(args));
+        this(op, Arrays.asList(args));
     }
 
     public OBoolean(Op<Boolean> op, List<Expr<?>> args) {
         this.op = op;
-        this.args = unmodifiableList(args);
+        this.args = Collections.unmodifiableList(args);
         validate();
     }
 
diff --git a/querydsl-core/src/main/java/com/mysema/query/types/operation/OComparable.java b/querydsl-core/src/main/java/com/mysema/query/types/operation/OComparable.java
index 5e5daeade..87eced12f 100644
--- a/querydsl-core/src/main/java/com/mysema/query/types/operation/OComparable.java
+++ b/querydsl-core/src/main/java/com/mysema/query/types/operation/OComparable.java
@@ -5,9 +5,8 @@
  */
 package com.mysema.query.types.operation;
 
-import static java.util.Arrays.asList;
-import static java.util.Collections.unmodifiableList;
-
+import java.util.Arrays;
+import java.util.Collections;
 import java.util.List;
 
 import com.mysema.query.types.expr.EComparable;
@@ -26,13 +25,13 @@ public class OComparable<OpType, D extends Comparable<?>> extends
     private final Op<OpType> op;
 
     public OComparable(Class<D> type, Op<OpType> op, Expr<?>... args) {
-        this(type, op, asList(args));
+        this(type, op, Arrays.asList(args));
     }
 
     public OComparable(Class<D> type, Op<OpType> op, List<Expr<?>> args) {
         super(type);
         this.op = op;
-        this.args = unmodifiableList(args);
+        this.args = Collections.unmodifiableList(args);
         validate();
     }
 
diff --git a/querydsl-core/src/main/java/com/mysema/query/types/operation/ONumber.java b/querydsl-core/src/main/java/com/mysema/query/types/operation/ONumber.java
index ee670da21..5a3478dd7 100644
--- a/querydsl-core/src/main/java/com/mysema/query/types/operation/ONumber.java
+++ b/querydsl-core/src/main/java/com/mysema/query/types/operation/ONumber.java
@@ -5,9 +5,8 @@
  */
 package com.mysema.query.types.operation;
 
-import static java.util.Arrays.asList;
-import static java.util.Collections.unmodifiableList;
-
+import java.util.Arrays;
+import java.util.Collections;
 import java.util.List;
 
 import com.mysema.query.types.expr.ENumber;
@@ -26,13 +25,13 @@ public class ONumber<OpType extends Number, D extends Number & Comparable<?>>
     private final Op<OpType> op;
 
     public ONumber(Class<? extends D> type, Op<OpType> op, Expr<?>... args) {
-        this(type, op, asList(args));
+        this(type, op, Arrays.asList(args));
     }
 
     public ONumber(Class<? extends D> type, Op<OpType> op, List<Expr<?>> args) {
         super(type);
         this.op = op;
-        this.args = unmodifiableList(args);
+        this.args = Collections.unmodifiableList(args);
         validate();
     }
 
diff --git a/querydsl-core/src/main/java/com/mysema/query/types/operation/OSimple.java b/querydsl-core/src/main/java/com/mysema/query/types/operation/OSimple.java
index 7eb4b85ca..229c0aed7 100644
--- a/querydsl-core/src/main/java/com/mysema/query/types/operation/OSimple.java
+++ b/querydsl-core/src/main/java/com/mysema/query/types/operation/OSimple.java
@@ -5,9 +5,8 @@
  */
 package com.mysema.query.types.operation;
 
-import static java.util.Arrays.asList;
-import static java.util.Collections.unmodifiableList;
-
+import java.util.Arrays;
+import java.util.Collections;
 import java.util.List;
 
 import com.mysema.query.types.expr.ESimple;
@@ -26,13 +25,13 @@ public class OSimple<OpType, D> extends ESimple<D> implements
     private final Op<OpType> op;
 
     public OSimple(Class<D> type, Op<OpType> op, Expr<?>... args) {
-        this(type, op, asList(args));
+        this(type, op, Arrays.asList(args));
     }
 
     public OSimple(Class<D> type, Op<OpType> op, List<Expr<?>> args) {
         super(type);
         this.op = op;
-        this.args = unmodifiableList(args);
+        this.args = Collections.unmodifiableList(args);
         validate();
     }
 
diff --git a/querydsl-core/src/main/java/com/mysema/query/types/operation/OString.java b/querydsl-core/src/main/java/com/mysema/query/types/operation/OString.java
index 9931cab1b..97b75c9cf 100644
--- a/querydsl-core/src/main/java/com/mysema/query/types/operation/OString.java
+++ b/querydsl-core/src/main/java/com/mysema/query/types/operation/OString.java
@@ -5,9 +5,8 @@
  */
 package com.mysema.query.types.operation;
 
-import static java.util.Arrays.asList;
-import static java.util.Collections.unmodifiableList;
-
+import java.util.Arrays;
+import java.util.Collections;
 import java.util.List;
 
 import com.mysema.query.types.expr.EString;
@@ -23,12 +22,12 @@ public class OString extends EString implements Operation<String, String> {
     private final Op<String> op;
 
     public OString(Op<String> op, Expr<?>... args) {
-        this(op, asList(args));
+        this(op, Arrays.asList(args));
     }
 
     public OString(Op<String> op, List<Expr<?>> args) {
         this.op = op;
-        this.args = unmodifiableList(args);
+        this.args = Collections.unmodifiableList(args);
         validate();
     }
 
diff --git a/querydsl-core/src/main/java/com/mysema/query/types/operation/OStringArray.java b/querydsl-core/src/main/java/com/mysema/query/types/operation/OStringArray.java
index 924f88bfd..a675b93a5 100644
--- a/querydsl-core/src/main/java/com/mysema/query/types/operation/OStringArray.java
+++ b/querydsl-core/src/main/java/com/mysema/query/types/operation/OStringArray.java
@@ -5,9 +5,8 @@
  */
 package com.mysema.query.types.operation;
 
-import static java.util.Arrays.asList;
-import static java.util.Collections.unmodifiableList;
-
+import java.util.Arrays;
+import java.util.Collections;
 import java.util.List;
 
 import com.mysema.query.types.expr.Expr;
@@ -23,13 +22,13 @@ public class OStringArray extends Expr<String[]> implements
     private final Op<String> op;
 
     public OStringArray(Op<String> op, Expr<?>... args) {
-        this(op, asList(args));
+        this(op, Arrays.asList(args));
     }
 
     public OStringArray(Op<String> op, List<Expr<?>> args) {
         super(null);
         this.op = op;
-        this.args = unmodifiableList(args);
+        this.args = Collections.unmodifiableList(args);
         validate();
     }