@SuppressWarnings({"unchecked", "rawtypes"})
public List evaluateMappings(Class theClass) {
GroovyObject obj = (GroovyObject) BeanUtils.instantiateClass(theClass);
if (obj instanceof Script) {
Script script = (Script) obj;
Binding b = new Binding();
MappingCapturingClosure closure = new MappingCapturingClosure(script);
b.setVariable("mappings", closure);
script.setBinding(b);
script.run();
Closure mappings = closure.getMappings();
Binding binding = script.getBinding();
return evaluateMappings(script, mappings, binding);
}
throw new UrlMappingException(
"Unable to configure URL mappings for class ["
+ theClass
+ "]. A URL mapping must be an instance of groovy.lang.Script.");
}
/** Initializes the script, loading any required dependencies and running the script. */
private void init() {
int repos = 0;
for (String repo : script.getHeaders("m2repo")) {
Map<String, Object> args = Maps.newHashMap();
args.put("name", "repo_" + repos++);
args.put("root", repo);
args.put("m2compatible", true);
Grape.addResolver(args);
}
for (String dependency : script.getHeaders("dependency")) {
String[] parts = dependency.split(":");
if (parts.length >= 3) classLoader.loadDependency(parts[0], parts[1], parts[2]);
}
ClassLoader cl = Thread.currentThread().getContextClassLoader();
try {
Thread.currentThread().setContextClassLoader(classLoader);
Script groovyScript = shell.parse(script.getBody(), scriptName);
binding.setProperty("log", log);
groovyScript.setMetaClass(new ScriptMetaClass(groovyScript.getMetaClass()));
groovyScript.setBinding(binding);
groovyScript.run();
} catch (CompilationFailedException e) {
log.error("Compilation of Groovy script failed: ", e);
throw new RuntimeException("Compilation of Groovy script failed", e);
} finally {
Thread.currentThread().setContextClassLoader(cl);
}
}
public IPointcut createPointcut(String expression) {
GroovyCodeSource source =
new GroovyCodeSource(expression, DEFAULT_SCRIPT_NAME, GroovyShell.DEFAULT_CODE_BASE);
Script script = new GroovyShell(this.getClass().getClassLoader()).parse(source);
script.setBinding(new PoincutBinding());
Object res = script.run();
return res instanceof IPointcut ? (IPointcut) res : null;
}
/** Return a script object with the given vars from the compiled script object */
private Script createScript(Object compiledScript, Map<String, Object> vars)
throws InstantiationException, IllegalAccessException {
Class scriptClass = (Class) compiledScript;
Script scriptObject = (Script) scriptClass.newInstance();
Binding binding = new Binding();
binding.getVariables().putAll(vars);
scriptObject.setBinding(binding);
return scriptObject;
}
/**
* Runs the groovy script. No exceptions are caught.
*
* @param matcher the regular expression matcher
* @param lineNumber the current line number
* @return unchecked result of the script
*/
public Object run(final Matcher matcher, final int lineNumber) {
compileScriptIfNotYetDone();
Binding binding = new Binding();
binding.setVariable("matcher", matcher);
binding.setVariable("lineNumber", lineNumber);
compiled.setBinding(binding);
return compiled.run();
}
public void internalRenderTemplate(Map<String, Object> args, boolean startingNewRendering)
throws GTTemplateNotFoundWithSourceInfo, GTRuntimeException {
if (startingNewRendering) {
// start with fresh tag-stack
GTTagContext.singleton.init();
}
try {
// must store a copy of args, so we can pass the same (unchnaged) args to an extending
// template.
this.orgArgs = new HashMap<String, Object>(args);
this.binding =
new Binding(
new HashMap<String, Object>(
args)); // Must create a new map to prevent script-generated variables to leak out
this.binding.setProperty("java_class", this);
// must init our groovy script
// groovyScript = InvokerHelper.createScript(groovyClass, binding);
groovyScript = groovyClass.newInstance();
groovyScript.setBinding(binding);
// create a property in groovy so that groovy can find us (this)
// call _renderTemplate directly
_renderTemplate();
// check if "we" have extended another template..
if (extendsTemplateLocation != null) {
// yes, we've extended another template
// Get the template we are extending
extendedTemplate = templateRepo.getTemplateInstance(extendsTemplateLocation);
// tell it that "we" extended it..
extendedTemplate.extendingTemplate = this;
// ok, render it with original args..
extendedTemplate.internalRenderTemplate(orgArgs, false);
}
} catch (GTCompilationException e) {
// just throw it
throw e;
} catch (Throwable e) {
// wrap it in a GTRuntimeException
throw templateRepo.fixException(e);
}
}
@Nonnull
@Override
@SuppressWarnings("unchecked")
protected Map<String, Object> instantiateMembers(
@Nonnull Map<String, ClassHolder> classMap, @Nonnull Map<String, Object> args) {
Map<String, Object> map = super.instantiateMembers(classMap, args);
FactoryBuilderSupport builder = createBuilder(getApplication());
map.put(BUILDER, builder);
for (Object member : map.values()) {
// all scripts get the builder as their binding
if (member instanceof Script) {
builder.getVariables().putAll(((Script) member).getBinding().getVariables());
((Script) member).setBinding(builder);
}
}
return map;
}
public Object build(Script script) {
// this used to be synchronized, but we also used to remove the
// metaclass. Since adding the metaclass is now a side effect, we
// don't need to ensure the meta-class won't be observed and don't
// need to hide the side effect.
MetaClass scriptMetaClass = script.getMetaClass();
script.setMetaClass(new FactoryInterceptorMetaClass(scriptMetaClass, this));
script.setBinding(this);
Object oldScriptName = getProxyBuilder().getVariables().get(SCRIPT_CLASS_NAME);
try {
getProxyBuilder().setVariable(SCRIPT_CLASS_NAME, script.getClass().getName());
return script.run();
} finally {
if (oldScriptName != null) {
getProxyBuilder().setVariable(SCRIPT_CLASS_NAME, oldScriptName);
} else {
getProxyBuilder().getVariables().remove(SCRIPT_CLASS_NAME);
}
}
}
public void loadEventsScript(File eventScript) {
if (eventScript == null) {
return;
}
GrailsConsole console = GrailsConsole.getInstance();
try {
Class<?> scriptClass = classLoader.parseClass(eventScript);
if (scriptClass == null) {
console.error("Could not load event script (script may be empty): " + eventScript);
return;
}
Script script = (Script) scriptClass.newInstance();
script.setBinding(
new Binding(binding.getVariables()) {
@SuppressWarnings("rawtypes")
@Override
public void setVariable(String var, Object o) {
final Matcher matcher = EVENT_NAME_PATTERN.matcher(var);
if (matcher.matches() && (o instanceof Closure)) {
String eventName = matcher.group(1);
List<Closure> hooks = globalEventHooks.get(eventName);
if (hooks == null) {
hooks = new ArrayList<Closure>();
globalEventHooks.put(eventName, hooks);
}
hooks.add((Closure<?>) o);
}
super.setVariable(var, o);
}
});
script.run();
} catch (Throwable e) {
StackTraceUtils.deepSanitize(e);
console.error(
"Error loading event script from file [" + eventScript + "] " + e.getMessage(), e);
}
}
@Override
public void setBinding(Binding binding) {
super.setBinding(addStaticBindings(binding));
initBinding();
}