ICU-22723 BRS76 Add ICU4J API signature file

icu4j/APIChangeReport.html

@@ -232,7 +232,6 @@ <h3>Package com.ibm.icu.util</h3>
 <ul>
 <li><span style='color:orange'>(draft)</span> public static final MeasureUnit LIGHT_SPEED</li>
 <li><span style='color:orange'>(draft)</span> public static final MeasureUnit NIGHT</li>
-<li><span style='color:orange'>(draft)</span> public static final MeasureUnit PORTION_PER_1E9</li>
 </ul>
 VersionInfo
 <ul>
@@ -241,6 +240,6 @@ <h3>Package com.ibm.icu.util</h3>
 </ul>
 
 <hr/>
-<p><i><font size="-1">Contents generated by ReportAPI tool on Tue Sep 24 13:15:44 PDT 2024<br/>© 2024 and later: Unicode, Inc. and others. License & terms of use: <a href="http://www.unicode.org/copyright.html">http://www.unicode.org/copyright.html</a></font></i></p>
+<p><i><font size="-1">Contents generated by ReportAPI tool on Sat Sep 28 02:38:46 EDT 2024<br/>© 2024 and later: Unicode, Inc. and others. License & terms of use: <a href="http://www.unicode.org/copyright.html">http://www.unicode.org/copyright.html</a></font></i></p>
 </body>
 </html>

icu4j/main/core/src/main/java/com/ibm/icu/message2/MessageFormatter.java

@@ -308,13 +308,15 @@ public static enum ErrorHandlingBehavior {
          * @internal ICU 76 technology preview
          * @deprecated This API is for technology preview only.
          */
+        @Deprecated
         BEST_EFFORT,
         /**
          * Signal all {@code MessageFormat} errors by throwing a {@link RuntimeException}.
          *
          * @internal ICU 76 technology preview
          * @deprecated This API is for technology preview only.
          */
+        @Deprecated
         STRICT
     }
 

icu4j/main/core/src/main/java/com/ibm/icu/util/ULocale.java

@@ -4270,13 +4270,15 @@ public static class RegionValidateMap {
          * @internal Visible For Testing
          * @deprecated This API is ICU internal only.
          */
+        @Deprecated
         public RegionValidateMap() {
             this.map = Arrays.copyOf(gValidRegionMap, gValidRegionMap.length);
         }
         /**
          * @internal Visible For Testing
          * @deprecated This API is ICU internal only.
          */
+        @Deprecated
         public boolean isSet(String region) {
             int index = value(region);
             if (index < 0) {
@@ -4288,13 +4290,15 @@ public boolean isSet(String region) {
          * @internal Visible For Testing
          * @deprecated This API is ICU internal only.
          */
+        @Deprecated
         public boolean equals(RegionValidateMap that) {
             return Arrays.equals(map, that.map);
         }
         /**
          * @internal Visible For Testing
          * @deprecated This API is ICU internal only.
          */
+        @Deprecated
         protected int value(String region) {
               if (region.matches("[a-zA-Z][a-zA-Z]")) {
                   region = region.toLowerCase();
@@ -4307,6 +4311,7 @@ protected int value(String region) {
          * @internal Visible For Testing
          * @deprecated This API is ICU internal only.
          */
+        @Deprecated
         protected int[] map;
         static private int[] gValidRegionMap = {
             0xeedf597c, 0xdeddbdef, 0x15943f3f, 0x0e00d580,
@@ -4321,6 +4326,7 @@ protected int value(String region) {
          * @internal Visible For Testing
          * @deprecated This API is ICU internal only.
          */
+        @Deprecated
         public static RegionValidateMap BUILTIN = new RegionValidateMap();
     }
 }