public static void updateManifest(
@NotNull final VirtualFile file,
final @Nullable String mainClass,
final @Nullable List<String> classpath,
final boolean replaceValues) {
final Manifest manifest = readManifest(file);
final Attributes mainAttributes = manifest.getMainAttributes();
if (mainClass != null) {
mainAttributes.put(Attributes.Name.MAIN_CLASS, mainClass);
} else if (replaceValues) {
mainAttributes.remove(Attributes.Name.MAIN_CLASS);
}
if (classpath != null && !classpath.isEmpty()) {
List<String> updatedClasspath;
if (replaceValues) {
updatedClasspath = classpath;
} else {
updatedClasspath = new ArrayList<String>();
final String oldClasspath = (String) mainAttributes.get(Attributes.Name.CLASS_PATH);
if (!StringUtil.isEmpty(oldClasspath)) {
updatedClasspath.addAll(StringUtil.split(oldClasspath, " "));
}
for (String path : classpath) {
if (!updatedClasspath.contains(path)) {
updatedClasspath.add(path);
}
}
}
mainAttributes.put(Attributes.Name.CLASS_PATH, StringUtil.join(updatedClasspath, " "));
} else if (replaceValues) {
mainAttributes.remove(Attributes.Name.CLASS_PATH);
}
ManifestBuilder.setVersionAttribute(mainAttributes);
ApplicationManager.getApplication()
.runWriteAction(
new Runnable() {
@Override
public void run() {
try {
final OutputStream outputStream = file.getOutputStream(ManifestFileUtil.class);
try {
manifest.write(outputStream);
} finally {
outputStream.close();
}
} catch (IOException e) {
LOG.info(e);
}
}
});
}
/** @tests java.util.jar.Attributes#remove(java.lang.Object) */
public void test_removeLjava_lang_Object() {
a.remove(new Attributes.Name("1"));
a.remove(new Attributes.Name("3"));
assertNull("Should have been removed", a.getValue("1"));
assertEquals("Should not have been removed", "four", a.getValue("4"));
}