diff --git a/src/main/java/net/sf/jsqlparser/expression/DoubleValue.java b/src/main/java/net/sf/jsqlparser/expression/DoubleValue.java
index 8ccde46ab..e56dbef7c 100644
--- a/src/main/java/net/sf/jsqlparser/expression/DoubleValue.java
+++ b/src/main/java/net/sf/jsqlparser/expression/DoubleValue.java
@@ -29,12 +29,13 @@ public class DoubleValue implements Expression {
 	private double value;
 	private String stringValue;
 
-	public DoubleValue(String value) {
-		if (value.charAt(0) == '+') {
-			value = value.substring(1);
+	public DoubleValue(final String value) {
+		String val = value;
+		if (val.charAt(0) == '+') {
+			val = val.substring(1);
 		}
-		this.value = Double.parseDouble(value);
-		this.stringValue = value;
+		this.value = Double.parseDouble(val);
+		this.stringValue = val;
 	}
 
 	@Override
diff --git a/src/main/java/net/sf/jsqlparser/expression/LongValue.java b/src/main/java/net/sf/jsqlparser/expression/LongValue.java
index 0b5839324..5a3953770 100644
--- a/src/main/java/net/sf/jsqlparser/expression/LongValue.java
+++ b/src/main/java/net/sf/jsqlparser/expression/LongValue.java
@@ -29,12 +29,13 @@ public class LongValue implements Expression {
 	private long value;
 	private String stringValue;
 
-	public LongValue(String value) {
-		if (value.charAt(0) == '+') {
-			value = value.substring(1);
+	public LongValue(final String value) {
+		String val = value;
+		if (val.charAt(0) == '+') {
+			val = val.substring(1);
 		}
-		this.value = Long.parseLong(value);
-        this.stringValue = value;
+		this.value = Long.parseLong(val);
+        this.stringValue = val;
 	}
 
 	@Override
diff --git a/src/main/java/net/sf/jsqlparser/expression/operators/relational/MultiExpressionList.java b/src/main/java/net/sf/jsqlparser/expression/operators/relational/MultiExpressionList.java
index f2d3be915..0e73575cf 100644
--- a/src/main/java/net/sf/jsqlparser/expression/operators/relational/MultiExpressionList.java
+++ b/src/main/java/net/sf/jsqlparser/expression/operators/relational/MultiExpressionList.java
@@ -19,24 +19,6 @@
  * <http://www.gnu.org/licenses/lgpl-2.1.html>.
  * #L%
  */
-/*
- * Copyright (C) 2013 toben.
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2.1 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
- * MA 02110-1301  USA
- */
 package net.sf.jsqlparser.expression.operators.relational;
 
 import java.util.ArrayList;
diff --git a/src/main/java/net/sf/jsqlparser/statement/select/ValuesList.java b/src/main/java/net/sf/jsqlparser/statement/select/ValuesList.java
index 8371a8503..2cf832fb5 100644
--- a/src/main/java/net/sf/jsqlparser/statement/select/ValuesList.java
+++ b/src/main/java/net/sf/jsqlparser/statement/select/ValuesList.java
@@ -19,24 +19,6 @@
  * <http://www.gnu.org/licenses/lgpl-2.1.html>.
  * #L%
  */
-/*
- * Copyright (C) 2013 toben.
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2.1 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
- * MA 02110-1301  USA
- */
 package net.sf.jsqlparser.statement.select;
 
 import java.util.Iterator;