CCM NG: StaticThemeProvider now uses the Reflections library to list the themes embedded into the ear/war/jar. Looks like that is the only reliable way the list resources in an archive...
git-svn-id: https://svn.libreccm.org/ccm/ccm_ng@5096 8810af33-2d31-482b-a856-94f89814c4df
jensp
parent
7099453a09
commit
47ee7c1817
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@ -27,6 +27,7 @@ import org.reflections.Reflections;
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import org.reflections.scanners.ResourcesScanner;
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import org.reflections.util.ClasspathHelper;
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import org.reflections.util.ConfigurationBuilder;
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import org.reflections.util.FilterBuilder;
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import java.io.File;
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import java.io.IOException;
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@ -35,6 +36,7 @@ import java.io.OutputStream;
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import java.net.URISyntaxException;
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import java.net.URL;
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import java.util.ArrayList;
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import java.util.Collections;
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import java.util.Enumeration;
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import java.util.List;
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import java.util.Objects;
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@ -60,10 +62,13 @@ public class StaticThemeProvider implements ThemeProvider {
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StaticThemeProvider.class);
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private static final String THEMES_DIR = "/themes";
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private static final String THEME_MANIFEST_JSON = THEMES_DIR
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+ "/%s/theme.json";
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private static final String THEME_MANIFEST_XML = THEMES_DIR
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+ "/%s/theme.xml";
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private static final String THEMES_PACKAGE = "themes";
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private static final String THEME_MANIFEST_JSON_PATH = THEMES_DIR
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+ "/%s/theme.json";
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private static final String THEME_MANIFEST_XML_PATH = THEMES_DIR
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+ "/%s/theme.xml";
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private static final String THEME_MANIFEST_JSON = "theme.json";
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private static final String THEME_MANIFEST_XML = "theme.xml";
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@Inject
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private ThemeManifestUtil manifestUtil;
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@ -71,116 +76,104 @@ public class StaticThemeProvider implements ThemeProvider {
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@Override
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public List<ThemeInfo> getThemes() {
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LOGGER.debug("Retrieving static themes...");
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final Reflections reflections = new Reflections(
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new ConfigurationBuilder()
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.setUrls(ClasspathHelper.forPackage("themes"))
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.setScanners(new ResourcesScanner()));
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final Set<String> resources = reflections
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.getResources(Pattern.compile("themes/.*/theme.json"));
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LOGGER.debug("Found resources:");
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for (final String resource : resources) {
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LOGGER.debug("\t{}", resource);
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}
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.setUrls(ClasspathHelper.forPackage(""))
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.setScanners(new ResourcesScanner()
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// .filterResultsBy(new FilterBuilder()
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// .include(THEMES_PACKAGE)
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// .include(THEMES_PACKAGE + "/([\\w\\d\\s\\.]*)/theme.json")
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// .include(THEMES_PACKAGE + "/([\\w\\d\\s\\.]*)/theme.xml")
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// .exclude(THEMES_PACKAGE + "(.*)/(.*)")
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// )
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));
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final URL themesUrl = StaticThemeProvider.class.getResource(THEMES_DIR);
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if (themesUrl == null) {
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throw new UnexpectedErrorException(
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"Static themes directory does not"
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+ "exist in class path. Something is wrong.");
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}
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File directory;
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try {
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directory = new File(themesUrl.toURI());
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} catch (URISyntaxException ex) {
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throw new UnexpectedErrorException(ex);
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} catch (IllegalArgumentException ex) {
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directory = null;
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}
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final List<String> themeDirs = new ArrayList<>();
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if (directory != null && directory.exists()) {
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final String[] files = directory.list();
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for (final String file : files) {
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themeDirs.add(file);
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}
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} else {
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final String jarPath = themesUrl
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.getFile()
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.replaceFirst("[.]jar[!].*", ".jar")
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.replaceFirst("file:", "");
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final JarFile jarFile;
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try {
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jarFile = new JarFile(jarPath);
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} catch (IOException ex) {
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throw new UnexpectedErrorException(ex);
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}
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final Enumeration<JarEntry> jarEntries = jarFile.entries();
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while (jarEntries.hasMoreElements()) {
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final JarEntry jarEntry = jarEntries.nextElement();
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final String jarEntryName = jarEntry.getName();
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if (jarEntryName.startsWith("themes")
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&& jarEntryName.length() > "themes/".length()
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&& jarEntryName.endsWith("/")) {
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themeDirs.add(jarEntryName);
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}
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}
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}
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return themeDirs
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final Set<String> jsonThemes = reflections
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.getResources(Pattern.compile(THEME_MANIFEST_JSON));
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final Set<String> xmlThemes = reflections
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.getResources(Pattern.compile(THEME_MANIFEST_XML));
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final List<String> themes = new ArrayList<>();
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themes.addAll(jsonThemes
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.stream()
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.filter(dirPath -> isThemeDir(dirPath))
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.map(dirPath -> loadThemeManifest(dirPath))
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.filter(themePackage -> {
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return themePackage
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.matches(THEMES_PACKAGE + "/([\\w\\d\\s\\.])*/theme.json");
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})
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// .map(themePackage -> {
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// return themePackage
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// .substring((THEMES_PACKAGE + "/").length(),
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// ("/" + THEME_MANIFEST_JSON).length() - 1);
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// })
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.collect(Collectors.toList()));
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themes.addAll(xmlThemes
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.stream()
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.filter(themePackage -> {
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return themePackage
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.matches(THEMES_PACKAGE + "/([\\w\\d\\s\\.])*/theme.xml");
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})
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// .map(themePackage -> {
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// return themePackage
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// .substring((THEMES_PACKAGE + "/").length(),
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// ("/" + THEME_MANIFEST_XML).length() - 1);
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// })
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.collect(Collectors.toList()));
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Collections.sort(themes);
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LOGGER.debug("Found static themes:");
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themes.forEach(theme -> LOGGER.debug("\t{}", theme));
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for (final String theme : themes) {
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final InputStream inputStream = StaticThemeProvider.class
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.getResourceAsStream(String.format("/%s", theme));
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final ThemeManifest manifest = manifestUtil
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.loadManifest(inputStream,
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theme);
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LOGGER.debug("Got manifest: {}", Objects.toString(manifest));
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}
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return themes
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.stream()
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.map(theme -> loadThemeManifest(theme))
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.map(manifest -> generateThemeInfo(manifest))
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.collect(Collectors.toList());
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}
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private boolean isThemeDir(final String dirPath) {
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// private boolean isThemeDir(final String dirPath) {
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//
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// Objects.requireNonNull(dirPath);
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//
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// final URL manifestJsonUrl = StaticThemeProvider.class.getResource(
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// String.format(THEME_MANIFEST_JSON_PATH, dirPath));
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// final URL manifestXmlUrl = StaticThemeProvider.class.getResource(
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// String.format(THEME_MANIFEST_XML_PATH, dirPath));
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//
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// return (manifestJsonUrl != null) || (manifestXmlUrl != null);
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// }
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private ThemeManifest loadThemeManifest(final String manifestPath) {
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Objects.requireNonNull(dirPath);
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Objects.requireNonNull(manifestPath);
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final URL manifestJsonUrl = StaticThemeProvider.class.getResource(
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String.format(THEME_MANIFEST_JSON, dirPath));
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final URL manifestXmlUrl = StaticThemeProvider.class.getResource(
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String.format(THEME_MANIFEST_XML, dirPath));
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return (manifestJsonUrl != null) || (manifestXmlUrl != null);
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}
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private ThemeManifest loadThemeManifest(final String dirPath) {
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Objects.requireNonNull(dirPath);
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final URL manifestJsonUrl = StaticThemeProvider.class.getResource(
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String.format(THEME_MANIFEST_JSON, dirPath));
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final URL manifestXmlUrl = StaticThemeProvider.class.getResource(
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String.format(THEME_MANIFEST_XML, dirPath));
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final URL manifestUrl;
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if (manifestJsonUrl != null) {
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manifestUrl = manifestJsonUrl;
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} else if (manifestXmlUrl != null) {
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manifestUrl = manifestXmlUrl;
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final String pathToManifest;
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if (manifestPath.startsWith("/")) {
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pathToManifest = manifestPath;
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} else {
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throw new IllegalArgumentException(String
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.format("Path \"%s\" does not point to a valid theme manifest.",
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dirPath));
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pathToManifest = String.format("/%s", manifestPath);
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}
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final ThemeManifest themeManifest;
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try (final InputStream inputStream = manifestUrl.openStream()) {
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final ThemeManifest manifest;
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try (final InputStream inputStream = StaticThemeProvider.class
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.getResourceAsStream(pathToManifest)) {
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themeManifest = manifestUtil.loadManifest(inputStream,
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manifestUrl.toString());
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manifest = manifestUtil.loadManifest(inputStream, manifestPath);
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} catch (IOException ex) {
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throw new UnexpectedErrorException(ex);
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}
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return themeManifest;
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return manifest;
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}
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private ThemeInfo generateThemeInfo(final ThemeManifest manifest) {
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@ -206,12 +199,31 @@ public class StaticThemeProvider implements ThemeProvider {
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Objects.requireNonNull(theme);
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if (isThemeDir(theme)) {
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return Optional.of(generateThemeInfo(loadThemeManifest(theme)));
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} else {
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return Optional.empty();
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final String manifestJsonPath = String.format("/" + THEMES_PACKAGE
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+ "%s/"
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+ THEME_MANIFEST_JSON,
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theme);
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final String manifestXmlPath = String.format("/" + THEMES_PACKAGE
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+ "%s/"
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+ THEME_MANIFEST_XML,
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theme);
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final URL manifestJsonUrl = StaticThemeProvider.class
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.getResource(manifestJsonPath);
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final URL manifestXmlUrl = StaticThemeProvider.class
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.getResource(manifestXmlPath);
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if (manifestJsonUrl != null) {
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return Optional
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.of(generateThemeInfo(loadThemeManifest(manifestJsonPath)));
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}
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if (manifestXmlUrl != null) {
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return Optional
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.of(generateThemeInfo(loadThemeManifest(manifestXmlPath)));
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}
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return Optional.empty();
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}
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@Override
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@ -220,8 +232,21 @@ public class StaticThemeProvider implements ThemeProvider {
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Objects.requireNonNull(theme);
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return isThemeDir(theme);
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final String manifestJsonPath = String.format("/" + THEMES_PACKAGE
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+ "%s/"
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+ THEME_MANIFEST_JSON,
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theme);
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final String manifestXmlPath = String.format("/" + THEMES_PACKAGE
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+ "%s/"
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+ THEME_MANIFEST_XML,
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theme);
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final URL manifestJsonUrl = StaticThemeProvider.class
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.getResource(manifestJsonPath);
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final URL manifestXmlUrl = StaticThemeProvider.class
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.getResource(manifestXmlPath);
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return manifestJsonUrl != null || manifestXmlUrl != null;
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}
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@Override
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@ -0,0 +1 @@
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@ -0,0 +1 @@
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