@Override
public String generateDocumentationContentStub(PsiComment contextComment) {
if (!(contextComment instanceof GrDocComment)) {
return null;
}
final GrDocCommentOwner owner = GrDocCommentUtil.findDocOwner((GrDocComment) contextComment);
if (owner == null) return null;
Project project = contextComment.getProject();
final CodeDocumentationAwareCommenter commenter =
(CodeDocumentationAwareCommenter)
LanguageCommenters.INSTANCE.forLanguage(owner.getLanguage());
StringBuilder builder = StringBuilderSpinAllocator.alloc();
try {
if (owner instanceof GrMethod) {
final GrMethod method = (GrMethod) owner;
JavaDocumentationProvider.generateParametersTakingDocFromSuperMethods(
project, builder, commenter, method);
final PsiType returnType = method.getInferredReturnType();
if ((returnType != null || method.getModifierList().hasModifierProperty(GrModifier.DEF))
&& !PsiType.VOID.equals(returnType)) {
builder.append(
CodeDocumentationUtil.createDocCommentLine(RETURN_TAG, project, commenter));
builder.append(LINE_SEPARATOR);
}
final PsiClassType[] references = method.getThrowsList().getReferencedTypes();
for (PsiClassType reference : references) {
builder.append(
CodeDocumentationUtil.createDocCommentLine(THROWS_TAG, project, commenter));
builder.append(reference.getClassName());
builder.append(LINE_SEPARATOR);
}
} else if (owner instanceof GrTypeDefinition) {
final PsiTypeParameterList typeParameterList = ((PsiClass) owner).getTypeParameterList();
if (typeParameterList != null) {
JavaDocumentationProvider.createTypeParamsListComment(
builder, project, commenter, typeParameterList);
}
}
return builder.length() > 0 ? builder.toString() : null;
} finally {
StringBuilderSpinAllocator.dispose(builder);
}
}
private static void createTypeParamsListComment(
final StringBuilder buffer,
final Project project,
final CodeDocumentationAwareCommenter commenter,
final PsiTypeParameterList typeParameterList) {
final PsiTypeParameter[] typeParameters = typeParameterList.getTypeParameters();
for (PsiTypeParameter typeParameter : typeParameters) {
buffer.append(CodeDocumentationUtil.createDocCommentLine(PARAM_TAG, project, commenter));
buffer.append("<").append(typeParameter.getName()).append(">");
buffer.append(LINE_SEPARATOR);
}
}
public String generateDocumentationContentStub(PsiComment contextComment) {
if (!(contextComment instanceof GrDocComment)) {
return null;
}
final GrDocCommentOwner owner = GrDocCommentUtil.findDocOwner((GrDocComment) contextComment);
if (owner == null) return null;
Project project = contextComment.getProject();
final CodeDocumentationAwareCommenter commenter =
(CodeDocumentationAwareCommenter)
LanguageCommenters.INSTANCE.forLanguage(owner.getLanguage());
StringBuilder builder = StringBuilderSpinAllocator.alloc();
try {
if (owner instanceof GrMethod) {
final GrMethod method = (GrMethod) owner;
final GrParameter[] parameters = method.getParameters();
final Map<String, String> param2Description = new HashMap<String, String>();
final PsiMethod[] superMethods = method.findSuperMethods();
for (PsiMethod superMethod : superMethods) {
final PsiDocComment comment = superMethod.getDocComment();
if (comment != null) {
final PsiDocTag[] params = comment.findTagsByName("param");
for (PsiDocTag param : params) {
final PsiElement[] dataElements = param.getDataElements();
if (dataElements != null) {
String paramName = null;
for (PsiElement dataElement : dataElements) {
if (dataElement instanceof PsiDocParamRef) {
paramName = dataElement.getReference().getCanonicalText();
break;
}
}
if (paramName != null) {
param2Description.put(paramName, param.getText());
}
}
}
}
}
for (PsiParameter parameter : parameters) {
String description = param2Description.get(parameter.getName());
if (description != null) {
builder.append(CodeDocumentationUtil.createDocCommentLine("", project, commenter));
if (description.indexOf('\n') > -1)
description = description.substring(0, description.lastIndexOf('\n'));
builder.append(description);
} else {
builder.append(
CodeDocumentationUtil.createDocCommentLine(PARAM_TAG, project, commenter));
builder.append(parameter.getName());
}
builder.append(LINE_SEPARATOR);
}
final PsiType returnType = method.getInferredReturnType();
if ((returnType != null || method.getModifierList().hasModifierProperty(GrModifier.DEF))
&& returnType != PsiType.VOID) {
builder.append(
CodeDocumentationUtil.createDocCommentLine(RETURN_TAG, project, commenter));
builder.append(LINE_SEPARATOR);
}
final PsiClassType[] references = method.getThrowsList().getReferencedTypes();
for (PsiClassType reference : references) {
builder.append(
CodeDocumentationUtil.createDocCommentLine(THROWS_TAG, project, commenter));
builder.append(reference.getClassName());
builder.append(LINE_SEPARATOR);
}
} else if (owner instanceof GrTypeDefinition) {
final PsiTypeParameterList typeParameterList = ((PsiClass) owner).getTypeParameterList();
if (typeParameterList != null) {
createTypeParamsListComment(builder, project, commenter, typeParameterList);
}
}
return builder.length() > 0 ? builder.toString() : null;
} finally {
StringBuilderSpinAllocator.dispose(builder);
}
}
