Allow specifying prefixes also for resource directories (#9793)

 * Export VAADIN/widgetsets/* in client-compiled
 * Export VAADIN/themes/* in themes
 * Export VAADIN in server (vaadinBootstrap.js)

Change-Id: I15b0f7352779479bf73585017f0b95492692f73b

buildhelpers/src/com/vaadin/buildhelpers/GeneratePackageExports.java

@@ -123,18 +123,15 @@ public class GeneratePackageExports {
         HashSet<String> packages = new HashSet<String>();
         for (Enumeration<JarEntry> it = jar.entries(); it.hasMoreElements();) {
             JarEntry entry = it.nextElement();
-            if (!entry.getName().endsWith(".class")) {
+
+            boolean classFile = entry.getName().endsWith(".class");
+            boolean directory = entry.isDirectory();
+
+            if (!classFile && !directory) {
                 continue;
             }
 
-            boolean accept = false;
-            for (String prefix : acceptedPackagePrefixes) {
-                if (entry.getName().startsWith(prefix)) {
-                    accept = true;
-                    break;
-                }
-            }
-            if (!accept) {
+            if (!acceptEntry(entry.getName(), acceptedPackagePrefixes)) {
                 continue;
             }
 
@@ -144,19 +141,16 @@ public class GeneratePackageExports {
             packages.add(pkg);
         }
 
-        // List theme packages
-        for (Enumeration<JarEntry> it = jar.entries(); it.hasMoreElements();) {
-            JarEntry entry = it.nextElement();
-            if (entry.isDirectory()
-                    && entry.getName().startsWith("VAADIN/themes")) {
-                // Strip ending slash
-                int lastSlash = entry.getName().lastIndexOf('/');
-                String pkg = entry.getName().substring(0, lastSlash)
-                        .replace('/', '.');
-                packages.add(pkg);
+        return packages;
+    }
+
+    private static boolean acceptEntry(String name,
+            List<String> acceptedPackagePrefixes) {
+        for (String prefix : acceptedPackagePrefixes) {
+            if (name.startsWith(prefix)) {
+                return true;
             }
         }
-
-        return packages;
+        return false;
     }
 }

client-compiled/build.xml

@@ -108,6 +108,7 @@
 
 	<target name="jar" depends="default-widgetset">
 		<antcall target="common.jar">
+			<param name="osgi.extra.package.prefixes" value="VAADIN/widgetsets/" />
 			<reference torefid="extra.jar.includes" refid="jar.includes" />
 		</antcall>
 	</target>

common.xml

@@ -241,8 +241,7 @@
 		<!-- Generate the Export-Package attribute in the manifest -->
 		<java classname="com.vaadin.buildhelpers.GeneratePackageExports" failonerror="true" fork="yes">
 			<arg value="${jar}" />
-			<arg value="com/vaadin" />
-			<arg value="com/google" />
+			<arg line="com/vaadin com/google ${osgi.extra.package.prefixes}" />
 			<classpath refid="vaadin.buildhelpers.classpath" />
 			<jvmarg value="-Dvaadin.version=${vaadin.version}" />
 		</java>

server/build.xml

@@ -26,6 +26,7 @@
 		<antcall target="common.jar">
 			<param name="require-bundle" value="com.vaadin.vaadin-shared;bundle-version=&quot;${vaadin.version}&quot;"/>
 			<param name="import-package" value="${server.osgi.import}" />
+			<param name="osgi.extra.package.prefixes" value="VAADIN" />
 			<reference torefid="extra.jar.includes" refid="jar.includes" />
 		</antcall>
 	</target>

themes/build.xml

@@ -12,7 +12,7 @@
 	<!-- global properties -->
 	<property name="module.name" value="vaadin-themes" />
 	<property name="result.dir" value="result" />
-	<property name="theme.result.dir" value="${result.dir}/VAADIN/themes" />
+	<property name="theme.result.dir" value="${result.dir}/VAADIN/themes/" />
 
 	<union id="jar.includes">
 		<fileset dir="${result.dir}">
@@ -43,6 +43,7 @@
 	
 	<target name="jar" depends="compile-themes">
 		<antcall target="common.jar">
+			<param name="osgi.extra.package.prefixes" value="VAADIN/themes" />
 			<reference torefid="extra.jar.includes" refid="jar.includes" />
 		</antcall>
 	</target>