replace sourceDateEpoch with a Date

Author: hboutemy

src/main/java/org/codehaus/plexus/archiver/AbstractArchiver.java

@@ -1259,10 +1259,10 @@ public String getOverrideGroupName()
     }
 
     @Override
-    public void configureReproducible( int sourceDateEpoch )
+    public void configureReproducible( Date outputTimestamp )
     {
         // 1. force last modified date
-        setLastModifiedDate( convertSourceDateEpochToDate( sourceDateEpoch ) );
+        setLastModifiedDate( convertOutputTimestamp( outputTimestamp ) );
 
         // 2. sort filenames in each directory when scanning filesystem
         setFilenameComparator( new Comparator<String>()
@@ -1286,8 +1286,8 @@ public int compare( String s1, String s2 )
         setOverrideGroupName( "root" );
     }
 
-    protected Date convertSourceDateEpochToDate( int sourceDateEpoch )
+    protected Date convertOutputTimestamp( Date outputTimestamp )
     {
-        return new Date( sourceDateEpoch * 1000L );
+        return outputTimestamp;
     }
 }

src/main/java/org/codehaus/plexus/archiver/Archiver.java

@@ -468,11 +468,8 @@ ResourceIterator getResources()
      * Builds</a>). This will require reproducible archive entries order, defined entries timestamp and reproducible
      * entries Unix mode.
      * 
-     * @param sourceDateEpoch Value like SOURCE_DATE_EPOCH as
-     *            <a href="https://reproducible-builds.org/specs/source-date-epoch/">defined in Reproducible Builds</a>:
-     *            a UNIX timestamp, defined as the number of seconds, excluding leap seconds, since 01 Jan 1970 00:00:00
-     *            UTC.
+     * @param outputTimestamp the date to use for archive entries last modified time
      * @since 4.2.0
      */
-    void configureReproducible( int sourceDateEpoch );
+    void configureReproducible( Date outputTimestamp );
 }

src/main/java/org/codehaus/plexus/archiver/diags/DelgatingArchiver.java

@@ -400,9 +400,9 @@ public String getOverrideGroupName()
     }
 
     @Override
-    public void configureReproducible( int sourceDateEpoch )
+    public void configureReproducible( Date outputTimestamp )
     {
-        target.configureReproducible( sourceDateEpoch );
+        target.configureReproducible( outputTimestamp );
     }
 
 }

src/main/java/org/codehaus/plexus/archiver/diags/NoOpArchiver.java

@@ -415,7 +415,7 @@ public String getOverrideGroupName()
     }
 
     @Override
-    public void configureReproducible( int sourceDateEpoch )
+    public void configureReproducible( Date outputTimestamp )
     {
 
     }

src/main/java/org/codehaus/plexus/archiver/diags/TrackingArchiver.java

@@ -470,7 +470,7 @@ public String getOverrideGroupName()
     }
 
     @Override
-    public void configureReproducible( int sourceDateEpoch )
+    public void configureReproducible( Date outputTimestamp )
     {
     }
 }

src/main/java/org/codehaus/plexus/archiver/zip/AbstractZipArchiver.java

@@ -836,12 +836,12 @@ protected String getArchiveType()
     }
 
     @Override
-    protected Date convertSourceDateEpochToDate( int sourceDateEpoch )
+    protected Date convertOutputTimestamp( Date outputTimestamp )
     {
         // timestamp of zip entries at zip storage level ignores timezone: managed in ZipEntry.setTime,
         // that turns javaToDosTime: need to revert the operation here to get reproducible
         // zip entry time
-        return new Date( dosToJavaTime( 1000L * sourceDateEpoch ) );
+        return new Date( dosToJavaTime( outputTimestamp.getTime() ) );
     }
 
     /**