Make some members in the ldap operators final to hopefully fix toString() visibility issues. (FELIX-765)

git-svn-id: https://svn.apache.org/repos/asf/felix/trunk@709548 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/framework/src/main/java/org/apache/felix/framework/util/ldap/Parser.java b/framework/src/main/java/org/apache/felix/framework/util/ldap/Parser.java
index f2c8c40..3845e63 100644
--- a/framework/src/main/java/org/apache/felix/framework/util/ldap/Parser.java
+++ b/framework/src/main/java/org/apache/felix/framework/util/ldap/Parser.java
@@ -541,7 +541,7 @@
     // Exclusive inner classes
     private static final class AndOperator extends Operator
     {
-        private int operandCount;
+        private final int operandCount;
 
         public AndOperator(int opcnt)
         {
@@ -610,7 +610,7 @@
 
     private static final class OrOperator extends Operator
     {
-        private int operandCount;
+        private final int operandCount;
 
         public OrOperator(int opcnt)
         {
@@ -1016,7 +1016,7 @@
 
     private static final class PresentOperator extends Operator
     {
-        String attribute;
+        final String attribute;
 
         public PresentOperator(String attribute)
         {
@@ -1050,7 +1050,7 @@
 
     private static final class PushOperator extends Operator
     {
-        String attribute;
+        final String attribute;
 
         public PushOperator(String attribute)
         {
@@ -1093,7 +1093,7 @@
 
     private static final class ConstOperator extends Operator
     {
-        Object val;
+        final Object val;
 
         public ConstOperator(Object val)
         {
@@ -1130,7 +1130,7 @@
     private static final class SubStringOperator extends Operator
         implements OperatorConstants
     {
-        String[] pieces;
+        final String[] pieces;
 
         public SubStringOperator(String[] pieces)
         {