Examples with TypeName com.squareup.javapoet.TypeName used on opensource projects

Example 61 with TypeName

use of com.squareup.javapoet.TypeName in project butterknife by JakeWharton.

the class ButterKnifeProcessor method parseBindViews.

private void parseBindViews(Element element, Map<TypeElement, BindingSet.Builder> builderMap, Set<TypeElement> erasedTargetNames) {
    TypeElement enclosingElement = (TypeElement) element.getEnclosingElement();
    // Start by verifying common generated code restrictions.
    boolean hasError = isInaccessibleViaGeneratedCode(BindViews.class, "fields", element) || isBindingInWrongPackage(BindViews.class, element);
    // Verify that the type is a List or an array.
    TypeMirror elementType = element.asType();
    String erasedType = doubleErasure(elementType);
    TypeMirror viewType = null;
    FieldCollectionViewBinding.Kind kind = null;
    if (elementType.getKind() == TypeKind.ARRAY) {
        ArrayType arrayType = (ArrayType) elementType;
        viewType = arrayType.getComponentType();
        kind = FieldCollectionViewBinding.Kind.ARRAY;
    } else if (LIST_TYPE.equals(erasedType)) {
        DeclaredType declaredType = (DeclaredType) elementType;
        List<? extends TypeMirror> typeArguments = declaredType.getTypeArguments();
        if (typeArguments.size() != 1) {
            error(element, "@%s List must have a generic component. (%s.%s)", BindViews.class.getSimpleName(), enclosingElement.getQualifiedName(), element.getSimpleName());
            hasError = true;
        } else {
            viewType = typeArguments.get(0);
        }
        kind = FieldCollectionViewBinding.Kind.LIST;
    } else {
        error(element, "@%s must be a List or array. (%s.%s)", BindViews.class.getSimpleName(), enclosingElement.getQualifiedName(), element.getSimpleName());
        hasError = true;
    }
    if (viewType != null && viewType.getKind() == TypeKind.TYPEVAR) {
        TypeVariable typeVariable = (TypeVariable) viewType;
        viewType = typeVariable.getUpperBound();
    }
    // Verify that the target type extends from View.
    if (viewType != null && !isSubtypeOfType(viewType, VIEW_TYPE) && !isInterface(viewType)) {
        if (viewType.getKind() == TypeKind.ERROR) {
            note(element, "@%s List or array with unresolved type (%s) " + "must elsewhere be generated as a View or interface. (%s.%s)", BindViews.class.getSimpleName(), viewType, enclosingElement.getQualifiedName(), element.getSimpleName());
        } else {
            error(element, "@%s List or array type must extend from View or be an interface. (%s.%s)", BindViews.class.getSimpleName(), enclosingElement.getQualifiedName(), element.getSimpleName());
            hasError = true;
        }
    }
    // Assemble information on the field.
    String name = element.getSimpleName().toString();
    int[] ids = element.getAnnotation(BindViews.class).value();
    if (ids.length == 0) {
        error(element, "@%s must specify at least one ID. (%s.%s)", BindViews.class.getSimpleName(), enclosingElement.getQualifiedName(), element.getSimpleName());
        hasError = true;
    }
    Integer duplicateId = findDuplicate(ids);
    if (duplicateId != null) {
        error(element, "@%s annotation contains duplicate ID %d. (%s.%s)", BindViews.class.getSimpleName(), duplicateId, enclosingElement.getQualifiedName(), element.getSimpleName());
        hasError = true;
    }
    if (hasError) {
        return;
    }
    // Always false as hasError would have been true.
    assert viewType != null;
    TypeName type = TypeName.get(viewType);
    boolean required = isFieldRequired(element);
    List<Id> idVars = new ArrayList<>();
    for (int id : ids) {
        QualifiedId qualifiedId = elementToQualifiedId(element, id);
        idVars.add(getId(qualifiedId));
    }
    BindingSet.Builder builder = getOrCreateBindingBuilder(builderMap, enclosingElement);
    builder.addFieldCollection(new FieldCollectionViewBinding(name, type, kind, idVars, required));
    erasedTargetNames.add(enclosingElement);
}

Example 62 with TypeName

use of com.squareup.javapoet.TypeName in project butterknife by JakeWharton.

the class FieldCollectionViewBinding method render.

CodeBlock render() {
    CodeBlock.Builder builder = CodeBlock.builder().add("target.$L = $T.$L(", name, UTILS, kind.factoryName);
    for (int i = 0; i < ids.size(); i++) {
        if (i > 0) {
            builder.add(", ");
        }
        builder.add("\n");
        boolean requiresCast = requiresCast(type);
        if (!requiresCast && !required) {
            builder.add("source.findViewById($L)", ids.get(i).code);
        } else {
            builder.add("$T.find", UTILS);
            builder.add(required ? "RequiredView" : "OptionalView");
            if (requiresCast) {
                builder.add("AsType");
            }
            builder.add("(source, $L, \"field '$L'\"", ids.get(i).code, name);
            if (requiresCast) {
                TypeName rawType = type;
                if (rawType instanceof ParameterizedTypeName) {
                    rawType = ((ParameterizedTypeName) rawType).rawType;
                }
                builder.add(", $T.class", rawType);
            }
            builder.add(")");
        }
    }
    return builder.add(")").build();
}

Example 63 with TypeName

use of com.squareup.javapoet.TypeName in project butterknife by JakeWharton.

the class BindingSet method newBuilder.

static Builder newBuilder(TypeElement enclosingElement) {
    TypeMirror typeMirror = enclosingElement.asType();
    boolean isView = isSubtypeOfType(typeMirror, VIEW_TYPE);
    boolean isActivity = isSubtypeOfType(typeMirror, ACTIVITY_TYPE);
    boolean isDialog = isSubtypeOfType(typeMirror, DIALOG_TYPE);
    TypeName targetType = TypeName.get(typeMirror);
    if (targetType instanceof ParameterizedTypeName) {
        targetType = ((ParameterizedTypeName) targetType).rawType;
    }
    String packageName = getPackage(enclosingElement).getQualifiedName().toString();
    String className = enclosingElement.getQualifiedName().toString().substring(packageName.length() + 1).replace('.', '$');
    ClassName bindingClassName = ClassName.get(packageName, className + "_ViewBinding");
    boolean isFinal = enclosingElement.getModifiers().contains(Modifier.FINAL);
    return new Builder(targetType, bindingClassName, isFinal, isView, isActivity, isDialog);
}