private void declareMethod() {
method = invoker.method(JMod.PUBLIC | JMod.STATIC, SEXP.class, "doApply");
context = method.param(Context.class, "context");
environment = method.param(Environment.class, "environment");
call = method.param(FunctionCall.class, "call");
argNames = method.param(String[].class, "argNames");
args = method.param(SEXP[].class, "args");
}
private void genSetListener(
Refs r, JDefinedClass clazz, JClass listenerInterface, JFieldVar holdrListener) {
if (listenerInterface == null) return;
JMethod method = clazz.method(PUBLIC, r.m.VOID, "setListener");
JVar listener = method.param(listenerInterface, "listener");
method.body().assign(holdrListener, listener);
}
private void addActionToIntentBuilder(
EIntentServiceHolder holder,
ExecutableElement executableElement,
String methodName,
JFieldVar actionKeyField) {
JMethod method =
holder.getIntentBuilderClass().method(PUBLIC, holder.getIntentBuilderClass(), methodName);
JBlock body = method.body();
// setAction
body.invoke("action").arg(actionKeyField);
// For each method params, we get put value into extras
List<? extends VariableElement> methodParameters = executableElement.getParameters();
if (methodParameters.size() > 0) {
// Extras params
for (VariableElement param : methodParameters) {
String paramName = param.getSimpleName().toString();
JClass parameterClass = codeModelHelper.typeMirrorToJClass(param.asType(), holder);
JFieldVar paramVar = getStaticExtraField(holder, paramName);
JVar methodParam = method.param(parameterClass, paramName);
JMethod putExtraMethod =
holder.getIntentBuilder().getPutExtraMethod(param.asType(), paramName, paramVar);
body.invoke(putExtraMethod).arg(methodParam);
}
}
body._return(JExpr._this());
}
private void genConstructor(
Refs r,
JDefinedClass clazz,
Collection<Ref> refs,
Map<Ref, JFieldVar> fieldVarMap,
JFieldVar holderListener,
Map<Listener.Type, ListenerType> listenerTypeMap) {
// private MyLayoutViewModel(View view) {
JMethod constructor = clazz.constructor(PUBLIC);
JVar viewVar = constructor.param(r.viewClass, "view");
JBlock body = constructor.body();
// super(view);
body.invoke("super").arg(viewVar);
// myLinearLayout = (LinearLayout) view.findViewById(R.id.my_linear_layout);
// myTextView = (TextView) myLinearLayout.findViewById(R.id.my_text_view);
genInitFields(r, fieldVarMap, viewVar, refs, body);
// myButton.setOnClickListener((view) -> { if (_holderListener != null)
// _holderListener.onMyButtonClick(myButton); });
genListeners(r, fieldVarMap, holderListener, refs, body, listenerTypeMap);
JDocComment doc = constructor.javadoc();
doc.append(
"Constructs a new {@link me.tatarka.holdr.Holdr} for {@link "
+ r.packageName
+ ".R.layout#"
+ r.layoutName
+ "}.");
doc.addParam(viewVar).append("The root view to search for the holdr's views.");
}
private void addCreateFromParcel(JDefinedClass jclass, JDefinedClass creatorClass) {
JMethod createFromParcel = creatorClass.method(JMod.PUBLIC, jclass, "createFromParcel");
JVar in = createFromParcel.param(Parcel.class, "in");
JVar instance = createFromParcel.body().decl(jclass, "instance", JExpr._new(jclass));
suppressWarnings(createFromParcel, "unchecked");
for (JFieldVar f : jclass.fields().values()) {
if ((f.mods().getValue() & JMod.STATIC) == JMod.STATIC) {
continue;
}
if (f.type().erasure().name().equals("List")) {
createFromParcel
.body()
.invoke(in, "readList")
.arg(instance.ref(f))
.arg(JExpr.direct(getGenericType(f.type()) + ".class.getClassLoader()"));
} else {
createFromParcel
.body()
.assign(
instance.ref(f),
JExpr.cast(
f.type(),
in.invoke("readValue")
.arg(JExpr.direct(f.type().erasure().name() + ".class.getClassLoader()"))));
}
}
createFromParcel.body()._return(instance);
}
public void addWriteToParcel(JDefinedClass jclass) {
JMethod method = jclass.method(JMod.PUBLIC, void.class, "writeToParcel");
JVar dest = method.param(Parcel.class, "dest");
method.param(int.class, "flags");
for (JFieldVar f : jclass.fields().values()) {
if ((f.mods().getValue() & JMod.STATIC) == JMod.STATIC) {
continue;
}
if (f.type().erasure().name().equals("List")) {
method.body().invoke(dest, "writeList").arg(f);
} else {
method.body().invoke(dest, "writeValue").arg(f);
}
}
}
private void genListeners(
Refs r,
Map<Ref, JFieldVar> fieldVarMap,
JFieldVar holdrListener,
Collection<Ref> refs,
JBlock body,
Map<Listener.Type, ListenerType> listenerTypeMap) {
if (holdrListener == null) return;
for (Ref ref : refs) {
if (ref instanceof View) {
JFieldVar fieldVar = fieldVarMap.get(ref);
View view = (View) ref;
if (view.isNullable) {
body = body._if(fieldVar.ne(_null()))._then();
}
for (Listener listener : view.listeners) {
ListenerType listenerType = listenerTypeMap.get(listener.type);
JDefinedClass listenerClass = r.m.anonymousClass(listenerType.classType);
JMethod method =
listenerClass.method(PUBLIC, listenerType.methodReturn, listenerType.methodName);
List<JVar> params = new ArrayList<JVar>();
for (Pair<JType, String> arg : listenerType.methodParams) {
JVar param = method.param(arg.first, arg.second);
params.add(arg.second.equals("view") ? fieldVar : param);
}
method.annotate(r.overrideAnnotation);
JBlock innerBody = method.body();
JBlock innerIf = innerBody._if(holdrListener.ne(_null()))._then();
JInvocation invokeHoldrListener;
if (listenerType.defaultReturn == null) {
invokeHoldrListener = innerIf.invoke(holdrListener, listener.name);
} else {
invokeHoldrListener = holdrListener.invoke(listener.name);
innerIf._return(invokeHoldrListener);
innerBody._return(listenerType.defaultReturn);
}
for (JVar param : params) {
invokeHoldrListener.arg(param);
}
body.invoke(fieldVar, listenerType.setter).arg(_new(listenerClass));
}
}
}
}
public void run(Set<ClassOutline> sorted, JDefinedClass transformer) {
for (ClassOutline classOutline : sorted) {
// skip over abstract classes
if (!classOutline.target.isAbstract()) {
// add the accept method to the bean
JDefinedClass beanImpl = classOutline.implClass;
JMethod acceptMethod = beanImpl.method(JMod.PUBLIC, Object.class, "accept");
JTypeVar genericType = acceptMethod.generify("T");
acceptMethod.type(genericType);
JVar vizParam = acceptMethod.param(transformer.narrow(genericType), "aTransformer");
JBlock block = acceptMethod.body();
block._return(vizParam.invoke("transform").arg(JExpr._this()));
}
}
}
private static void processAccessors(
JFieldVar fieldVar, JDefinedClass packetClass, boolean fromClient) {
String name = WordUtils.capitalize(fieldVar.name());
if (fromClient) {
String methodName = "get" + name;
JMethod getter = packetClass.method(JMod.PUBLIC, fieldVar.type(), methodName);
getter.body()._return(fieldVar);
} else {
String methodName = "set" + name;
JMethod setter = packetClass.method(JMod.PUBLIC, Void.TYPE, methodName);
setter.param(fieldVar.type(), fieldVar.name());
setter.body().assign(JExpr._this().ref(fieldVar.name()), JExpr.ref(fieldVar.name()));
}
}
private JClass genListenerInterface(
Refs r,
JDefinedClass clazz,
Collection<Ref> refs,
Map<Listener.Type, ListenerType> listenerTypeMap)
throws JClassAlreadyExistsException {
JDefinedClass listenerInterface = null;
for (Ref ref : refs) {
if (ref instanceof View) {
View view = (View) ref;
if (!view.listeners.isEmpty()) {
if (listenerInterface == null) {
listenerInterface = clazz._interface(PUBLIC, "Listener");
}
for (Listener listener : view.listeners) {
ListenerType listenerType = listenerTypeMap.get(listener.type);
JMethod method =
listenerInterface.method(PUBLIC, listenerType.methodReturn, listener.name);
for (Pair<JType, String> param : listenerType.methodParams) {
if (param.second.equals("view")) {
// Replace view with reference to the field.
method.param(r.ref(view.type), ref.fieldName);
} else {
method.param(param.first, param.second);
}
}
}
}
}
}
return listenerInterface;
}
public XjcGuavaPluginTest() throws Exception {
aPackage = aModel._package("test");
aClass = aPackage._class("AClass");
aSetter = aClass.method(JMod.PUBLIC, aModel.VOID, "setField");
aField = aClass.field(JMod.PRIVATE, aModel.INT, "field");
anotherField = aClass.field(JMod.PRIVATE, aModel.BOOLEAN, "anotherField");
aStaticField = aClass.field(JMod.STATIC | JMod.PUBLIC, aModel.SHORT, "staticField");
aGetter = aClass.method(JMod.PUBLIC, aModel.INT, "getField");
aGetter.body()._return(aField);
final JVar setterParam = aSetter.param(aModel.INT, "field");
aSetter.body().assign(aField, setterParam);
aSuperClass = aPackage._class("ASuperClass");
aClass._extends(aSuperClass);
aSuperClassField = aSuperClass.field(JMod.PRIVATE, aModel.DOUBLE, "superClassField");
}
private InjectionNode innerGenerateProxyCode(InjectionNode injectionNode) {
AOPProxyAspect aopProxyAspect = injectionNode.getAspect(AOPProxyAspect.class);
JDefinedClass definedClass;
String proxyClassName = injectionNode.getClassName() + "_AOPProxy";
ASTInjectionAspect injectionAspect = injectionNode.getAspect(ASTInjectionAspect.class);
ConstructorInjectionPoint constructorInjectionPoint =
injectionAspect.getConstructorInjectionPoint();
ConstructorInjectionPoint proxyConstructorInjectionPoint =
new ConstructorInjectionPoint(ASTAccessModifier.PUBLIC);
try {
definedClass = codeModel._class(JMod.PUBLIC, proxyClassName, ClassType.CLASS);
annotateGeneratedClass(definedClass);
// extending injectionNode
definedClass._extends(codeModel.ref(injectionNode.getClassName()));
// copy constructor elements and add aop interceptors
JMethod constructor = definedClass.constructor(JMod.PUBLIC);
// converting exceptions into runtime exceptions
proxyConstructorInjectionPoint.addThrows(constructorInjectionPoint.getThrowsTypes());
for (ASTType throwType : constructorInjectionPoint.getThrowsTypes()) {
constructor._throws(codeModel.ref(throwType.getName()));
}
JBlock constructorBody = constructor.body();
List<JVar> superArguments = new ArrayList<JVar>();
for (InjectionNode node : constructorInjectionPoint.getInjectionNodes()) {
String paramName = namer.generateName(node);
JVar param = constructor.param(codeModel.ref(node.getClassName()), paramName);
superArguments.add(param);
proxyConstructorInjectionPoint.addInjectionNode(node);
}
// super construction
JInvocation constructorInvocation = constructorBody.invoke(SUPER_REF);
for (JVar paramArgument : superArguments) {
constructorInvocation.arg(paramArgument);
}
// method interceptors
Map<ASTMethod, Map<InjectionNode, JFieldVar>> interceptorFields =
new HashMap<ASTMethod, Map<InjectionNode, JFieldVar>>();
for (Map.Entry<ASTMethod, Set<InjectionNode>> methodInterceptorEntry :
aopProxyAspect.getMethodInterceptors().entrySet()) {
buildMethodInterceptor(
definedClass,
proxyConstructorInjectionPoint,
constructor,
constructorBody,
interceptorFields,
methodInterceptorEntry);
}
} catch (JClassAlreadyExistsException e) {
logger.error("JClassAlreadyExistsException while building AOP Proxy", e);
} catch (ClassNotFoundException e) {
logger.error("ClassNotFoundException while building AOP Proxy", e);
}
return buildProxyInjectionNode(
injectionNode, proxyClassName, injectionAspect, proxyConstructorInjectionPoint);
}
private JExpression buildInterceptorChain(
JDefinedClass definedClass,
ASTMethod method,
Map<ASTParameter, JVar> parameterMap,
Set<InjectionNode> interceptors,
Map<InjectionNode, JFieldVar> interceptorNameMap) {
try {
JDefinedClass methodExecutionClass =
definedClass._class(
JMod.PRIVATE | JMod.FINAL,
namer.generateClassName(MethodInterceptorChain.MethodExecution.class));
methodExecutionClass._implements(MethodInterceptorChain.MethodExecution.class);
// setup constructor with needed parameters
JMethod constructor = methodExecutionClass.constructor(JMod.PUBLIC);
JBlock constructorbody = constructor.body();
List<JExpression> methodParameters = new ArrayList<JExpression>();
for (ASTParameter parameter : method.getParameters()) {
JType parameterType = parameterMap.get(parameter).type();
JVar param = constructor.param(parameterType, namer.generateName(parameterType));
JFieldVar field =
methodExecutionClass.field(
JMod.PRIVATE, parameterType, namer.generateName(parameterType));
constructorbody.assign(field, param);
methodParameters.add(field);
}
// getMethod()
JMethod getMethod =
methodExecutionClass.method(
JMod.PUBLIC, Method.class, MethodInterceptorChain.MethodExecution.GET_METHOD);
JInvocation getMethodInvocation =
definedClass.dotclass().invoke(CLASS_GET_METHOD).arg(method.getName());
getMethod.body()._return(getMethodInvocation);
getMethod._throws(NoSuchMethodException.class);
for (ASTParameter astParameter : method.getParameters()) {
getMethodInvocation.arg(codeModel.ref(astParameter.getASTType().getName()).dotclass());
}
// invoke()
JMethod invokeMethod =
methodExecutionClass.method(
JMod.PUBLIC, Object.class, MethodInterceptorChain.MethodExecution.INVOKE);
// add all throws of contained method
for (ASTType throwable : method.getThrowsTypes()) {
invokeMethod._throws(codeModel.ref(throwable.getName()));
}
JInvocation superCall = definedClass.staticRef(SUPER_REF).invoke(method.getName());
for (JExpression methodParam : methodParameters) {
superCall.arg(methodParam);
}
if (method.getReturnType().equals(ASTVoidType.VOID)) {
invokeMethod.body().add(superCall);
invokeMethod.body()._return(JExpr._null());
} else {
invokeMethod.body()._return(superCall);
}
JInvocation methodExecutionInvocation = JExpr._new(methodExecutionClass);
for (ASTParameter astParameter : method.getParameters()) {
methodExecutionInvocation.arg(parameterMap.get(astParameter));
}
JInvocation newInterceptorInvocation =
JExpr._new(codeModel.ref(MethodInterceptorChain.class))
.arg(methodExecutionInvocation)
.arg(JExpr._this());
for (InjectionNode interceptor : interceptors) {
newInterceptorInvocation.arg(interceptorNameMap.get(interceptor));
}
return newInterceptorInvocation;
} catch (JClassAlreadyExistsException e) {
throw new TransfuseAnalysisException("Class already defined while generating inner class", e);
}
}
private void buildMethodInterceptor(
JDefinedClass definedClass,
ConstructorInjectionPoint proxyConstructorInjectionPoint,
JMethod constructor,
JBlock constructorBody,
Map<ASTMethod, Map<InjectionNode, JFieldVar>> interceptorFields,
Map.Entry<ASTMethod, Set<InjectionNode>> methodInterceptorEntry)
throws ClassNotFoundException {
ASTMethod method = methodInterceptorEntry.getKey();
if (method.getAccessModifier().equals(ASTAccessModifier.PRIVATE)) {
throw new TransfuseAnalysisException("Unable to provide AOP on private methods");
}
if (!interceptorFields.containsKey(methodInterceptorEntry.getKey())) {
interceptorFields.put(
methodInterceptorEntry.getKey(), new HashMap<InjectionNode, JFieldVar>());
}
Map<InjectionNode, JFieldVar> injectionNodeInstanceNameMap =
interceptorFields.get(methodInterceptorEntry.getKey());
// setup interceptor fields
for (InjectionNode interceptorInjectionNode : methodInterceptorEntry.getValue()) {
String interceptorInstanceName = namer.generateName(interceptorInjectionNode);
JFieldVar interceptorField =
definedClass.field(
JMod.PRIVATE,
codeModel.ref(interceptorInjectionNode.getClassName()),
interceptorInstanceName);
injectionNodeInstanceNameMap.put(interceptorInjectionNode, interceptorField);
JVar interceptorParam =
constructor.param(
codeModel.ref(interceptorInjectionNode.getClassName()),
namer.generateName(interceptorInjectionNode));
constructorBody.assign(interceptorField, interceptorParam);
proxyConstructorInjectionPoint.addInjectionNode(interceptorInjectionNode);
}
JType returnType = codeModel.parseType(method.getReturnType().getName());
JMethod methodDeclaration =
definedClass.method(
method.getAccessModifier().getCodeModelJMod(), returnType, method.getName());
JBlock body = methodDeclaration.body();
// define method parameter
Map<ASTParameter, JVar> parameterMap = new HashMap<ASTParameter, JVar>();
for (ASTParameter parameter : method.getParameters()) {
parameterMap.put(
parameter,
methodDeclaration.param(
JMod.FINAL,
codeModel.ref(parameter.getASTType().getName()),
namer.generateName(parameter.getASTType())));
}
// aop interceptor
Map<InjectionNode, JFieldVar> interceptorNameMap =
interceptorFields.get(methodInterceptorEntry.getKey());
JArray paramArray = JExpr.newArray(codeModel.ref(Object.class));
for (ASTParameter astParameter : method.getParameters()) {
paramArray.add(parameterMap.get(astParameter));
}
JInvocation interceptorInvocation =
buildInterceptorChain(
definedClass,
method,
parameterMap,
methodInterceptorEntry.getValue(),
interceptorNameMap)
.invoke("invoke");
interceptorInvocation.arg(paramArray);
if (method.getReturnType().equals(ASTVoidType.VOID)) {
body.add(interceptorInvocation);
} else {
body._return(JExpr.cast(returnType.boxify(), interceptorInvocation));
}
}
public GeneratedClass createEnum(
String namespace, String name, List<String> values, EnumBinding enumBinding)
throws JClassAlreadyExistsException, NoSuchMethodException, IllegalAccessException,
InvocationTargetException, InstantiationException {
String className = NameConverter.smart.toClassName(name);
if (enumBinding != null && !Utils.isEmpty(enumBinding.getClassName())) {
className = enumBinding.getClassName();
}
String qualifiedClassName = targetPackage + "." + className;
GeneratedClass generatedClass = generatedClasses.get(qualifiedClassName);
if (generatedClass != null) {
return generatedClass;
}
JDefinedClass enumClass = codeModel._class(JMod.PUBLIC, qualifiedClassName, ClassType.ENUM);
generatedClass = new GeneratedClass(codeModel, enumClass);
enumClass.annotate(Root.class).param("name", name);
enumClass.annotate(Namespace.class).param("reference", namespace);
if (enumBinding == null) {
// create enumeration without any customization
for (String enumConstant : values) {
enumClass.enumConstant(enumConstant);
}
} else {
// create enumeration with the bindings provided
JMethod enumConstructor = enumClass.constructor(JMod.PRIVATE);
for (EnumAttribute enumAttribute : enumBinding.getAttributes()) {
// constructor
enumConstructor.param(enumAttribute.getTypeClz(), enumAttribute.getName());
enumConstructor
.body()
.assign(JExpr._this().ref(enumAttribute.getName()), JExpr.ref(enumAttribute.getName()));
// property
JFieldVar attributeVar =
enumClass.field(
JMod.PRIVATE | JMod.FINAL, enumAttribute.getTypeClz(), enumAttribute.getName());
// getter
JMethod attributeMethod =
enumClass.method(JMod.PUBLIC, enumAttribute.getTypeClz(), enumAttribute.getName());
attributeMethod.body()._return(attributeVar);
}
for (EnumAttributeValue attributeValue : enumBinding.getAttributeValues()) {
JEnumConstant enumConstant = enumClass.enumConstant(attributeValue.getKey());
List<Object> attributeValues = attributeValue.getAttributes();
int index = 0;
for (Object attributeVal : attributeValues) {
EnumAttribute enumAttribute = enumBinding.getAttributes().get(index);
// todo - need to find a better way.
if (enumAttribute.getTypeClz() == String.class) {
enumConstant.arg(JExpr.lit((String) attributeVal));
} else if (enumAttribute.getTypeClz() == Integer.class) {
enumConstant.arg(JExpr.lit((Integer) attributeVal));
} else if (enumAttribute.getTypeClz() == Float.class) {
enumConstant.arg(JExpr.lit((Float) attributeVal));
} else if (enumAttribute.getTypeClz() == Double.class) {
enumConstant.arg(JExpr.lit((Double) attributeVal));
} else if (enumAttribute.getTypeClz() == Short.class) {
enumConstant.arg(JExpr.lit((Short) attributeVal));
} else if (enumAttribute.getTypeClz() == Boolean.class) {
enumConstant.arg(JExpr.lit((Boolean) attributeVal));
} else if (enumAttribute.getTypeClz() == Character.class) {
enumConstant.arg(JExpr.lit((Character) attributeVal));
}
index++;
}
}
}
generatedClasses.put(qualifiedClassName, generatedClass);
return generatedClass;
}
private void addNewArray(JDefinedClass jclass, JDefinedClass creatorClass) {
JMethod newArray = creatorClass.method(JMod.PUBLIC, jclass.array(), "newArray");
newArray.param(int.class, "size");
newArray.body()._return(JExpr.direct("new " + jclass.name() + "[size]"));
}