private boolean renderTemplate(
Object target, GroovyObject controller, GrailsWebRequest webRequest, Map argMap, Writer out) {
boolean renderView;
String templateName = argMap.get(ARGUMENT_TEMPLATE).toString();
String contextPath = getContextPath(webRequest, argMap);
String var = (String) argMap.get(ARGUMENT_VAR);
// get the template uri
String templateUri = GroovyPageUtils.getTemplateURI(controller, templateName);
// retrieve gsp engine
GroovyPagesTemplateEngine engine =
(GroovyPagesTemplateEngine)
webRequest.getApplicationContext().getBean(GroovyPagesTemplateEngine.BEAN_ID);
try {
Resource r = engine.getResourceForUri(contextPath + templateUri);
if (!r.exists()) {
r = engine.getResourceForUri(contextPath + "/grails-app/views/" + templateUri);
}
Template t = engine.createTemplate(r); // templateUri);
if (t == null) {
throw new ControllerExecutionException(
"Unable to load template for uri [" + templateUri + "]. Template not found.");
}
Map binding = new HashMap();
if (argMap.containsKey(ARGUMENT_BEAN)) {
Object bean = argMap.get(ARGUMENT_BEAN);
if (argMap.containsKey(ARGUMENT_MODEL)) {
Object modelObject = argMap.get(ARGUMENT_MODEL);
if (modelObject instanceof Map) binding.putAll((Map) modelObject);
}
renderTemplateForBean(t, binding, bean, var, out);
} else if (argMap.containsKey(ARGUMENT_COLLECTION)) {
Object colObject = argMap.get(ARGUMENT_COLLECTION);
if (argMap.containsKey(ARGUMENT_MODEL)) {
Object modelObject = argMap.get(ARGUMENT_MODEL);
if (modelObject instanceof Map) binding.putAll((Map) modelObject);
}
renderTemplateForCollection(t, binding, colObject, var, out);
} else if (argMap.containsKey(ARGUMENT_MODEL)) {
Object modelObject = argMap.get(ARGUMENT_MODEL);
renderTemplateForModel(t, modelObject, target, out);
} else {
Writable w = t.make(new BeanMap(target));
w.writeTo(out);
}
renderView = false;
} catch (GroovyRuntimeException gre) {
throw new ControllerExecutionException(
"Error rendering template [" + templateName + "]: " + gre.getMessage(), gre);
} catch (IOException ioex) {
throw new ControllerExecutionException(
"I/O error executing render method for arguments [" + argMap + "]: " + ioex.getMessage(),
ioex);
}
return renderView;
}
public void testInvokerException() throws Throwable {
try {
throw new GroovyRuntimeException("message", new NullPointerException());
} catch (GroovyRuntimeException e) {
// worked
assertEquals("message", e.getMessage());
assertTrue(e.getCause() instanceof NullPointerException);
}
}
private Object autoInstantiateDomainInstance(Class<?> type) {
Object created = null;
try {
MetaClass mc = GroovySystem.getMetaClassRegistry().getMetaClass(type);
if (mc != null) {
created = mc.invokeStaticMethod(type, CreateDynamicMethod.METHOD_NAME, new Object[0]);
}
} catch (MissingMethodException mme) {
LOG.warn("Unable to auto-create type, 'create' method not found");
} catch (GroovyRuntimeException gre) {
LOG.warn("Unable to auto-create type, Groovy Runtime error: " + gre.getMessage(), gre);
}
return created;
}
// GroovyClassVisitor interface
// -------------------------------------------------------------------------
public void visitClass(ClassNode classNode) {
try {
this.classNode = classNode;
this.internalClassName = BytecodeHelper.getClassInternalName(classNode);
// System.out.println("Generating class: " + classNode.getName());
this.internalBaseClassName = BytecodeHelper.getClassInternalName(classNode.getSuperClass());
cv.visit(
Opcodes.V1_3,
classNode.getModifiers(),
internalClassName,
(String) null,
internalBaseClassName,
BytecodeHelper.getClassInternalNames(classNode.getInterfaces()));
classNode.visitContents(this);
for (Iterator iter = innerClasses.iterator(); iter.hasNext(); ) {
ClassNode innerClass = (ClassNode) iter.next();
ClassNode innerClassType = innerClass;
String innerClassInternalName = BytecodeHelper.getClassInternalName(innerClassType);
String outerClassName = internalClassName; // default for inner classes
MethodNode enclosingMethod = innerClass.getEnclosingMethod();
if (enclosingMethod != null) {
// local inner classes do not specify the outer class name
outerClassName = null;
}
cv.visitInnerClass(
innerClassInternalName,
outerClassName,
innerClassType.getName(),
innerClass.getModifiers());
}
cv.visitEnd();
} catch (GroovyRuntimeException e) {
e.setModule(classNode.getModule());
throw e;
}
}
public void call(SourceUnit source, GeneratorContext context, ClassNode classNode)
throws CompilationFailedException {
optimizer.visitClass(
classNode, source); // GROOVY-4272: repositioned it here from staticImport
if (!classNode.isSynthetic()) {
GenericsVisitor genericsVisitor = new GenericsVisitor(source);
genericsVisitor.visitClass(classNode);
}
//
// Run the Verifier on the outer class
//
try {
verifier.visitClass(classNode);
} catch (GroovyRuntimeException rpe) {
ASTNode node = rpe.getNode();
getErrorCollector()
.addError(
new SyntaxException(
rpe.getMessage(),
node.getLineNumber(),
node.getColumnNumber(),
node.getLastLineNumber(),
node.getLastColumnNumber()),
source);
}
LabelVerifier lv = new LabelVerifier(source);
lv.visitClass(classNode);
ClassCompletionVerifier completionVerifier = new ClassCompletionVerifier(source);
completionVerifier.visitClass(classNode);
ExtendedVerifier xverifier = new ExtendedVerifier(source);
xverifier.visitClass(classNode);
// because the class may be generated even if a error was found
// and that class may have an invalid format we fail here if needed
getErrorCollector().failIfErrors();
//
// Prep the generator machinery
//
ClassVisitor visitor = createClassVisitor();
String sourceName =
(source == null ? classNode.getModule().getDescription() : source.getName());
// only show the file name and its extension like javac does in its stacktraces rather
// than the full path
// also takes care of both \ and / depending on the host compiling environment
if (sourceName != null)
sourceName =
sourceName.substring(
Math.max(sourceName.lastIndexOf('\\'), sourceName.lastIndexOf('/')) + 1);
AsmClassGenerator generator = new AsmClassGenerator(source, context, visitor, sourceName);
//
// Run the generation and create the class (if required)
//
// GRECLIPSE: if there are errors, don't generate code.
// code gen can fail unexpectedly if there was an earlier error.
if (!source.getErrorCollector().hasErrors()) {
// end
generator.visitClass(classNode);
byte[] bytes = ((ClassWriter) visitor).toByteArray();
/// GRECLIPSE: start: added classNode, sourceUnit
/*old{
generatedClasses.add(new GroovyClass(classNode.getName(), bytes));
}*/
// newcode
generatedClasses.add(new GroovyClass(classNode.getName(), bytes, classNode, source));
// end
//
// Handle any callback that's been set
//
if (CompilationUnit.this.classgenCallback != null) {
classgenCallback.call(visitor, classNode);
}
//
// Recurse for inner classes
//
LinkedList innerClasses = generator.getInnerClasses();
while (!innerClasses.isEmpty()) {
classgen.call(source, context, (ClassNode) innerClasses.removeFirst());
}
// GRECLIPSE: if there are errors, don't generate code
}
// end
}
