CLDR-17137 Add --skip-license to Ldml2Json

tools/cldr-code/src/main/java/org/unicode/cldr/json/Ldml2JsonConverter.java

@@ -237,7 +237,13 @@ private class AvailableLocales {
                             'M',
                             "(true|false)",
                             "true",
-                            "Whether to include the -modern tier");
+                            "Whether to include the -modern tier")
+                    .add(
+                            "skip-license",
+                            null,
+                            "(true|false)",
+                            "false",
+                            "Whether to include a copy of the Unicode License in the readme");
 
     public static void main(String[] args) throws Exception {
         System.out.println(GEAR_ICON + " " + Ldml2JsonConverter.class.getName() + " options:");
@@ -288,7 +294,8 @@ static void processType(final String runType) throws Exception {
                         Boolean.parseBoolean(options.get("bcp47").getValue()),
                         Boolean.parseBoolean(options.get("bcp47-no-subtags").getValue()),
                         Boolean.parseBoolean(options.get("Modern").getValue()),
-                        Boolean.parseBoolean(options.get("Redundant").getValue()));
+                        Boolean.parseBoolean(options.get("Redundant").getValue())),
+                        Boolean.parseBoolean(options.get("skip-license").getValue())
 
         DraftStatus status = DraftStatus.valueOf(options.get("draftstatus").getValue());
         l2jc.processDirectory(runType, status);
@@ -331,6 +338,7 @@ public int compareTo(JSONSection other) {
     private final String pkgVersion;
     private final boolean strictBcp47;
     private final boolean writeModernPackage;
+    private final boolean skipLicense;
     private final boolean skipBcp47LocalesWithSubtags;
     private LdmlConfigFileReader configFileReader;
 
@@ -348,7 +356,8 @@ public Ldml2JsonConverter(
             boolean strictBcp47,
             boolean skipBcp47LocalesWithSubtags,
             boolean writeModernPackage,
-            boolean includeRedundant) {
+            boolean includeRedundant,
+            boolean skipLicense) {
         this.writeModernPackage = writeModernPackage;
         this.strictBcp47 = strictBcp47;
         this.skipBcp47LocalesWithSubtags = strictBcp47 && skipBcp47LocalesWithSubtags;
@@ -376,6 +385,7 @@ public Ldml2JsonConverter(
         this.sections = configFileReader.getSections();
         this.packages = new TreeSet<>();
         this.includeRedundant = includeRedundant;
+        this.skipLicense = skipLicense;
     }
 
     /**
@@ -1187,10 +1197,18 @@ public void writePackagingFiles(String outputDir, String packageName) throws IOE
 
     /** Write the ## License section */
     public void writeCopyrightSection(PrintWriter out) {
-        out.println(
-                CldrUtility.getCopyrightMarkdown()
-                        + "\n"
-                        + "A copy of the license is included as [LICENSE](./LICENSE).");
+        if (skipLicense) {
+            out.println(
+                    CldrUtility.getCopyrightMarkdown()
+                            + "\n"
+                            + "A copy of the license is not included; please do not distribute.");
+
+        } else {
+            out.println(
+                    CldrUtility.getCopyrightMarkdown()
+                            + "\n"
+                            + "A copy of the license is included as [LICENSE](./LICENSE).");
+        }
     }
 
     /**
@@ -1230,9 +1248,11 @@ public void writeReadme(String outputDir, String packageName) throws IOException
             outf.println();
             writeReadmeSection(outf);
         }
-        try (PrintWriter outf =
-                FileUtilities.openUTF8Writer(outputDir + "/" + packageName, "LICENSE"); ) {
-            FileCopier.copy(CldrUtility.getUTF8Data(CldrUtility.LICENSE), outf);
+        if (!skipLicense) {
+            try (PrintWriter outf =
+                    FileUtilities.openUTF8Writer(outputDir + "/" + packageName, "LICENSE"); ) {
+                FileCopier.copy(CldrUtility.getUTF8Data(CldrUtility.LICENSE), outf);
+            }
         }
     }