protected HoldingContainer generateEvalBody(
ClassGenerator<?> g, HoldingContainer[] inputVariables, String body, JVar[] workspaceJVars) {
// g.getBlock().directStatement(String.format("//---- start of eval portion of %s function.
// ----//", functionName));
JBlock sub = new JBlock(true, true);
JBlock topSub = sub;
HoldingContainer out = null;
MajorType returnValueType = returnValue.type;
// add outside null handling if it is defined.
if (nullHandling == NullHandling.NULL_IF_NULL) {
JExpression e = null;
for (HoldingContainer v : inputVariables) {
if (v.isOptional()) {
if (e == null) {
e = v.getIsSet();
} else {
e = e.mul(v.getIsSet());
}
}
}
if (e != null) {
// if at least one expression must be checked, set up the conditional.
returnValueType = returnValue.type.toBuilder().setMode(DataMode.OPTIONAL).build();
out = g.declare(returnValueType);
e = e.eq(JExpr.lit(0));
JConditional jc = sub._if(e);
jc._then().assign(out.getIsSet(), JExpr.lit(0));
sub = jc._else();
}
}
if (out == null) out = g.declare(returnValueType);
// add the subblock after the out declaration.
g.getEvalBlock().add(topSub);
JVar internalOutput =
sub.decl(
JMod.FINAL,
g.getHolderType(returnValueType),
returnValue.name,
JExpr._new(g.getHolderType(returnValueType)));
addProtectedBlock(g, sub, body, inputVariables, workspaceJVars, false);
if (sub != topSub)
sub.assign(internalOutput.ref("isSet"), JExpr.lit(1)); // Assign null if NULL_IF_NULL mode
sub.assign(out.getHolder(), internalOutput);
if (sub != topSub)
sub.assign(internalOutput.ref("isSet"), JExpr.lit(1)); // Assign null if NULL_IF_NULL mode
return out;
}
@Override
public JExpression testExpr(JCodeModel codeModel, JVar sexpVariable, JvmMethod.Argument formal) {
JExpression vectorTest = super.testExpr(codeModel, sexpVariable, formal);
if (formal.isAnnotatedWith(CoerceLanguageToString.class)) {
return vectorTest
.cor(sexpVariable._instanceof(codeModel.ref(FunctionCall.class)))
.cor(sexpVariable._instanceof(codeModel.ref(Symbol.class)));
} else {
return vectorTest;
}
}
@Override
public void buildLayoutCall(JDefinedClass definedClass, JBlock block) {
try {
Map<InjectionNode, TypedExpression> expressionMap =
injectionFragmentGenerator.buildFragment(block, definedClass, layoutHandlerInjectionNode);
// LayoutHandlerDelegate.invokeLayout()
JExpression layoutHandlerDelegate =
expressionMap.get(layoutHandlerInjectionNode).getExpression();
block.add(layoutHandlerDelegate.invoke(LayoutHandlerDelegate.INVOKE_LAYOUT_METHOD));
} catch (ClassNotFoundException e) {
logger.error("ClassNotFoundException while trying to generate LayoutHandler", e);
} catch (JClassAlreadyExistsException e) {
logger.error("JClassAlreadyExistsException while trying to generate LayoutHandler", e);
}
}
@Override
public JStatement buildWriter(JExpression extras, String name, JVar extraParam) {
JInvocation wrappedParcel =
generationUtil
.ref(IntentFactoryStrategyGenerator.PARCELS_NAME)
.staticInvoke(IntentFactoryStrategyGenerator.WRAP_METHOD)
.arg(extraParam);
return extras.invoke("putParcelable").arg(name).arg(wrappedParcel);
}
public TypedExpression buildVariable(
InjectionBuilderContext injectionBuilderContext, InjectionNode injectionNode) {
// build provider
JDefinedClass providerClass = providerGenerator.generateProvider(injectionNode, true);
JExpression provider = JExpr._new(providerClass).arg(injectionBuilderContext.getScopeVar());
// build scope call
// <T> T getScopedObject(Class<T> clazz, Provider<T> provider);
TypedExpression contextScopeHolderExpression =
injectionExpressionBuilder.buildVariable(injectionBuilderContext, this.contextScopeHolder);
JExpression cast =
invocationHelper.coerceType(ContextScopeHolder.class, contextScopeHolderExpression);
JExpression scopeVar = cast.invoke(ContextScopeHolder.GET_SCOPE);
JExpression expression =
scopeVar.invoke(Scope.GET_SCOPED_OBJECT).arg(buildScopeKey(injectionNode)).arg(provider);
return typedExpressionFactory.build(injectionNode.getASTType(), expression);
}
public JExpression wrapCondifiton(JExpression source) {
return source.ne(JExpr._null());
}
@Override
public JExpression unwrapCondifiton(JExpression source) {
return source._instanceof(codeModel.ref(String.class));
}