/*
* (non-Javadoc)
* @see
* org.eclipse.jdt.core.dom.ASTVisitor#visit(org.eclipse.jdt.core.dom
* .Javadoc)
*/
@Override
public boolean visit(Javadoc node) {
Set<String> tagnames = ApiPlugin.getJavadocTagManager().getAllTagNames();
List<TagElement> tags = node.tags();
if (fExistingTags == null) {
fExistingTags = new HashMap<String, Boolean>(tags.size());
}
String name = null;
for (TagElement tag : tags) {
name = tag.getTagName();
if (name == null) {
continue;
}
if (tagnames.contains(name)) {
// only add existing API tools tags
fExistingTags.put(name, Boolean.valueOf(tag.fragments().isEmpty()));
}
}
return false;
}
/**
* Processes the tags for the given {@link IElementDescriptor}
*
* @param descriptor the descriptor
* @param tags the listing of tags from the AST
* @param type one of <code>CLASS</code> or <code>INTERFACE</code>
* @param member one of <code>METHOD</code> or <code>FIELD</code> or <code>NONE</code>
*/
protected void processTags(IElementDescriptor descriptor, List tags, int type, int member) {
JavadocTagManager jtm = ApiPlugin.getJavadocTagManager();
TagElement tag = null;
String tagname = null;
int restrictions = RestrictionModifiers.NO_RESTRICTIONS;
for (Iterator iter = tags.iterator(); iter.hasNext(); ) {
tag = (TagElement) iter.next();
tagname = tag.getTagName();
restrictions |= jtm.getRestrictionsForTag(tagname, type, member);
}
if (restrictions != RestrictionModifiers.NO_RESTRICTIONS) {
IElementDescriptor ldesc = descriptor;
if (ldesc.getElementType() == IElementDescriptor.METHOD) {
try {
ldesc = resolveMethod((IMethodDescriptor) ldesc);
} catch (CoreException e) {
fException = e;
}
}
fDescription.setRestrictions(ldesc, restrictions);
}
}
/**
* Computes all of the Javadoc completion proposals
*
* @param jcontext
* @param corecontext
* @return the complete list of Javadoc completion proposals or an empty list, never <code>null
* </code>
* @since 1.0.500
*/
List<ICompletionProposal> computeJavadocProposals(
JavaContentAssistInvocationContext jcontext, CompletionContext corecontext) {
ICompilationUnit cunit = jcontext.getCompilationUnit();
if (cunit != null) {
try {
int offset = jcontext.getInvocationOffset();
IJavaElement element = cunit.getElementAt(offset);
if (!isVisible(element)) {
return Collections.EMPTY_LIST;
}
ImageDescriptor imagedesc =
jcontext
.getLabelProvider()
.createImageDescriptor(
org.eclipse.jdt.core.CompletionProposal.create(
org.eclipse.jdt.core.CompletionProposal.JAVADOC_BLOCK_TAG, offset));
fImageHandle = (imagedesc == null ? null : imagedesc.createImage());
int type = getType(element);
int member = IApiJavadocTag.MEMBER_NONE;
switch (element.getElementType()) {
case IJavaElement.METHOD:
{
IMethod method = (IMethod) element;
member = IApiJavadocTag.MEMBER_METHOD;
if (method.isConstructor()) {
member = IApiJavadocTag.MEMBER_CONSTRUCTOR;
}
break;
}
case IJavaElement.FIELD:
{
member = IApiJavadocTag.MEMBER_FIELD;
break;
}
default:
break;
}
IApiJavadocTag[] tags = ApiPlugin.getJavadocTagManager().getTagsForType(type, member);
int tagcount = tags.length;
if (tagcount > 0) {
ArrayList<ICompletionProposal> list = null;
collectExistingTags(element, jcontext);
String completiontext = null;
int tokenstart = corecontext.getTokenStart();
int length = offset - tokenstart;
for (int i = 0; i < tagcount; i++) {
if (!acceptTag(tags[i], element)) {
continue;
}
completiontext = tags[i].getCompleteTag(type, member);
if (appliesToContext(
jcontext.getDocument(), completiontext, tokenstart, (length > 0 ? length : 1))) {
if (list == null) {
list = new ArrayList<ICompletionProposal>(tagcount - i);
}
list.add(
new APIToolsJavadocCompletionProposal(
corecontext, completiontext, tags[i].getTagName(), fImageHandle));
}
}
if (list != null) {
return list;
}
}
} catch (JavaModelException e) {
fErrorMessage = e.getMessage();
}
}
return Collections.EMPTY_LIST;
}
