private L2ScriptEngineManager() {
ScriptEngineManager scriptEngineManager = new ScriptEngineManager();
List<ScriptEngineFactory> factories = scriptEngineManager.getEngineFactories();
if (Config.SCRIPT_CACHE) {
_cache = loadCompiledScriptCache();
} else {
_cache = null;
}
_log.info("Initializing Script Engine Manager");
for (ScriptEngineFactory factory : factories) {
try {
ScriptEngine engine = factory.getScriptEngine();
boolean reg = false;
for (String name : factory.getNames()) {
ScriptEngine existentEngine = _nameEngines.get(name);
if (existentEngine != null) {
double engineVer = Double.parseDouble(factory.getEngineVersion());
double existentEngVer =
Double.parseDouble(existentEngine.getFactory().getEngineVersion());
if (engineVer <= existentEngVer) {
continue;
}
}
reg = true;
_nameEngines.put(name, engine);
}
if (reg) {
_log.info(
"Script Engine: "
+ factory.getEngineName()
+ " "
+ factory.getEngineVersion()
+ " - Language: "
+ factory.getLanguageName()
+ " - Language Version: "
+ factory.getLanguageVersion());
}
for (String ext : factory.getExtensions()) {
if (!ext.equals("java") || factory.getLanguageName().equals("java")) {
_extEngines.put(ext, engine);
}
}
} catch (Exception e) {
_log.warn("Failed initializing factory. ");
e.printStackTrace();
}
}
preConfigure();
}
private List<String> getAvailableScriptExtensions() {
ArrayList<String> extensions = new ArrayList<String>();
for (ScriptEngineFactory engine : manager.getEngineFactories()) {
for (String ext : engine.getExtensions()) {
extensions.add(ext);
}
}
return extensions;
}
public String getHelpText() {
StringBuilder helpText =
new StringBuilder(
"Custom message content generated from a script using JSR 223. "
+ "Custom scripts should be placed in "
+ "$JENKINS_HOME/"
+ EMAIL_TEMPLATES_DIRECTORY
+ ". When using custom scripts, "
+ "the script filename WITH .py/.rb/etc should be used for "
+ "the \""
+ SCRIPT_NAME_ARG
+ "\" argument.\n"
+ "templates and other items may be loaded using the\n"
+ "host.readFile(String fileName) function\n"
+ "the function will look in the resources for\n"
+ "the email-ext plugin first, and then in the $JENKINS_HOME/"
+ EMAIL_TEMPLATES_DIRECTORY
+ "\n"
+ "directory. No other directories will be searched.\n"
+ "<ul>\n"
+ "<li><i>"
+ SCRIPT_NAME_ARG
+ "</i> - the script name.<br>\n"
+ " Defaults to \""
+ DEFAULT_SCRIPT_NAME
+ "\".</li>\n"
+ "<li><i>"
+ SCRIPT_TEMPLATE_ARG
+ "</i> - the template filename.<br>\n"
+ " Defaults to \""
+ DEFAULT_TEMPLATE_NAME
+ "\"</li>\n"
+ "<li><i>"
+ SCRIPT_INIT_ARG
+ "</i> - true to run the language's init script.<br>\n"
+ " Defaults to "
+ DEFAULT_INIT_VALUE
+ "</li>\n"
+ "<li>Available Script Engines\n"
+ "<ul>\n");
for (ScriptEngineFactory fact : scriptEngineManager.getEngineFactories()) {
String extensions = join(fact.getExtensions(), ",");
helpText.append(
"<li><i>"
+ fact.getLanguageName()
+ "</i> - "
+ fact.getLanguageVersion()
+ " ("
+ extensions
+ ")</li>\n");
}
helpText.append("</ul></ul>\n");
return helpText.toString();
}
public ObjectPanel(ClientModel model) {
super(model);
model.addObjectListener(this);
// get all installed script engines
scriptExtensions = new HashSet<String>();
ScriptEngineManager mgr = new ScriptEngineManager();
for (ScriptEngineFactory sef : mgr.getEngineFactories()) {
scriptExtensions.addAll(sef.getExtensions());
}
createGUI();
}
/** The Script Engine used to evaluate the script. */
protected ScriptEngine createScriptEngine() {
for (ScriptEngineFactory factory : new ScriptEngineManager().getEngineFactories()) {
for (String name : factory.getNames()) {
if (name.equalsIgnoreCase(scriptEngineLookup)) {
return factory.getScriptEngine();
}
}
for (String ext : factory.getExtensions()) {
String scriptEngineLookupLowercase = scriptEngineLookup.toLowerCase();
if (scriptEngineLookupLowercase.endsWith(ext.toLowerCase())) {
return factory.getScriptEngine();
}
}
}
return null;
}
private StringBuilder listScriptEngine() {
StringBuilder sb = new StringBuilder(OStrings.getString("SCW_LIST_ENGINES") + "\n");
for (ScriptEngineFactory engine : manager.getEngineFactories()) {
sb.append(" - ");
sb.append(engine.getEngineName());
sb.append(" ");
sb.append(engine.getLanguageName());
sb.append(" v.");
sb.append(engine.getLanguageVersion());
sb.append(" (").append(OStrings.getString("SCW_EXTENSIONS")).append(" ");
boolean hasMore = false;
for (String ext : engine.getExtensions()) {
if (hasMore) {
sb.append(", ");
}
sb.append(ext);
hasMore = true;
}
sb.append(")");
sb.append("\n");
}
return sb;
}
@Override
public List<String> getExtensions() {
return factory.getExtensions();
}