[LANG-1762] StopWatch methods should not delegate to deprecated methods

Author: garydgregory

src/changes/changes.xml

@@ -77,6 +77,7 @@ The <action> type attribute can be add,update,fix,remove.
     <action                   type="fix" dev="ggregory" due-to="Gary Gregory">Undeprecate ObjectUtils.toString(Object).</action>
     <action                   type="fix" dev="ggregory" due-to="Gary Gregory">Fix Spotbugs [ERROR] Medium: The field org.apache.commons.lang3.builder.DiffBuilder$SDiff.leftSupplier is transient but isn't set by deserialization [org.apache.commons.lang3.builder.DiffBuilder$SDiff] In DiffBuilder.java SE_TRANSIENT_FIELD_NOT_RESTORED.</action>
     <action                   type="fix" dev="ggregory" due-to="Gary Gregory">Fix Spotbugs [ERROR] Medium: The field org.apache.commons.lang3.builder.DiffBuilder$SDiff.rightSupplier is transient but isn't set by deserialization [org.apache.commons.lang3.builder.DiffBuilder$SDiff] In DiffBuilder.java SE_TRANSIENT_FIELD_NOT_RESTORED.</action>
+    <action issue="LANG-1762" type="fix" dev="ggregory" due-to="Alonso Gonzalez, Gary Gregory">StopWatch methods should not delegate to deprecated methods.</action>
     <!-- ADD -->
     <action                   type="add" dev="ggregory" due-to="Gary Gregory">Add Strings and refactor StringUtils.</action>
     <action issue="LANG-1747" type="add" dev="ggregory" due-to="Oliver B. Fischer, Gary Gregory">Add StopWatch.run([Failable]Runnable) and get([Failable]Supplier).</action>

src/main/java/org/apache/commons/lang3/time/StopWatch.java

@@ -410,7 +410,10 @@ public long getSplitTime() {
      * @since 3.16.0
      */
     public Instant getStartInstant() {
-        return Instant.ofEpochMilli(getStartTime());
+        if (runningState == State.UNSTARTED) {
+            throw new IllegalStateException("Stopwatch has not been started");
+        }
+        return startInstant;
     }
 
     /**
@@ -423,11 +426,7 @@ public Instant getStartInstant() {
      */
     @Deprecated
     public long getStartTime() {
-        if (runningState == State.UNSTARTED) {
-            throw new IllegalStateException("Stopwatch has not been started");
-        }
-        // stopTimeNanos stores System.nanoTime() for elapsed time
-        return startInstant.toEpochMilli();
+        return getStartInstant().toEpochMilli();
     }
 
     /**
@@ -438,7 +437,10 @@ public long getStartTime() {
      * @since 3.16.0
      */
     public Instant getStopInstant() {
-        return Instant.ofEpochMilli(getStopTime());
+        if (runningState == State.UNSTARTED) {
+            throw new IllegalStateException("Stopwatch has not been started");
+        }
+        return stopInstant;
     }
 
     /**
@@ -451,11 +453,8 @@ public Instant getStopInstant() {
      */
     @Deprecated
     public long getStopTime() {
-        if (runningState == State.UNSTARTED) {
-            throw new IllegalStateException("Stopwatch has not been started");
-        }
         // stopTimeNanos stores System.nanoTime() for elapsed time
-        return stopInstant.toEpochMilli();
+        return getStopInstant().toEpochMilli();
     }
 
     /**