From aa87d7b96d30b7624354bf57e28885677a84d5e0 Mon Sep 17 00:00:00 2001
From: Nathan Baltzell <baltzell@jlab.org>
Date: Thu, 30 Apr 2026 18:56:50 -0400
Subject: [PATCH 1/2] cleanup

---
 .../main/java/org/jlab/rec/dc/timetodistance/TableLoader.java   | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/reconstruction/dc/src/main/java/org/jlab/rec/dc/timetodistance/TableLoader.java b/reconstruction/dc/src/main/java/org/jlab/rec/dc/timetodistance/TableLoader.java
index 1ff5c51e32..faf99de49e 100644
--- a/reconstruction/dc/src/main/java/org/jlab/rec/dc/timetodistance/TableLoader.java
+++ b/reconstruction/dc/src/main/java/org/jlab/rec/dc/timetodistance/TableLoader.java
@@ -249,7 +249,9 @@ private static synchronized void FillAlpha() {
         AlphaBounds[0][0] = 0;
         AlphaBounds[5][1] = 30;
     }
+
     public static boolean useP = true;
+
     public static synchronized void getConstants(IndexedTable t2dPressure, IndexedTable t2dPressRef, IndexedTable pressure){
         double p_ref = t2dPressRef.getDoubleValue("pressure", 0,0,0);
         double p = pressure.getDoubleValue("value", 0,0,3);

From 5d69a4e0ac5b66c3942921f7e8cc6062b3d277e2 Mon Sep 17 00:00:00 2001
From: Nathan Baltzell <baltzell@jlab.org>
Date: Thu, 30 Apr 2026 19:00:00 -0400
Subject: [PATCH 2/2] private some methods and reduce locks

---
 .../org/jlab/rec/dc/timetodistance/TableLoader.java  | 12 +++++++-----
 1 file changed, 7 insertions(+), 5 deletions(-)

diff --git a/reconstruction/dc/src/main/java/org/jlab/rec/dc/timetodistance/TableLoader.java b/reconstruction/dc/src/main/java/org/jlab/rec/dc/timetodistance/TableLoader.java
index faf99de49e..7723227348 100644
--- a/reconstruction/dc/src/main/java/org/jlab/rec/dc/timetodistance/TableLoader.java
+++ b/reconstruction/dc/src/main/java/org/jlab/rec/dc/timetodistance/TableLoader.java
@@ -228,7 +228,7 @@ private static int getAlphaBin(double Alpha) {
         return bin;
     }
     
-    private static synchronized void FillAlpha() {
+    private static void FillAlpha() {
         for(int icosalpha =0; icosalpha<maxBinIdxAlpha+1; icosalpha++) {
 
             double cos30minusalphaM = Math.cos(Math.toRadians(30.)) + (double) 
@@ -252,7 +252,7 @@ private static synchronized void FillAlpha() {
 
     public static boolean useP = true;
 
-    public static synchronized void getConstants(IndexedTable t2dPressure, IndexedTable t2dPressRef, IndexedTable pressure){
+    private static void getConstants(IndexedTable t2dPressure, IndexedTable t2dPressRef, IndexedTable pressure){
         double p_ref = t2dPressRef.getDoubleValue("pressure", 0,0,0);
         double p = pressure.getDoubleValue("value", 0,0,3);
         double dp = p - p_ref;
@@ -302,7 +302,8 @@ public static synchronized void getConstants(IndexedTable t2dPressure, IndexedTa
             }
         }
     }
-    public static synchronized void FillTable() {
+
+    private static void FillTable() {
         double stepSize = 0.00010;
         for(int s = 0; s<6; s++ ){ // loop over sectors
             for(int r = 0; r<6; r++ ){ //loop over slys
@@ -365,6 +366,7 @@ public static synchronized void FillTable() {
         
         TableLoader.fillMissingTableBins();
     }
+
     public static synchronized void Fill(IndexedTable t2dPressure, IndexedTable t2dPressRef, IndexedTable pressure) {
         
         //CCDBTables 0 =  "/calibration/dc/signal_generation/doca_resolution";
@@ -413,7 +415,7 @@ private static void fillMissingTableBins() {
      * @param superlayer superlayer 
      * @return returns time (ns) when given inputs of distance x (cm), local angle alpha (degrees) and magnitude of bfield (Tesla).  
      */
-    public static synchronized double calc_Time(double x, double alpha, double bfield, int sector, int superlayer) {
+    public static double calc_Time(double x, double alpha, double bfield, int sector, int superlayer) {
         int s = sector - 1;
         int r = superlayer - 1;
         double dmax = 2.*Constants.getInstance().wpdist[r]; 
@@ -430,7 +432,7 @@ public static synchronized double calc_Time(double x, double alpha, double bfiel
        
     }
     
-    public static synchronized double getDeltaTimeBeta(double x, double beta, double distbeta, double v_0) {
+    public static double getDeltaTimeBeta(double x, double beta, double distbeta, double v_0) {
       
         double value = (0.5*Math.pow(beta*beta*distbeta,3)*x/(Math.pow(beta*beta*distbeta,3)+x*x*x))/v_0;