import com.sun.source.doctree.ErroneousTree; //导入依赖的package包/类
private void check() {
    DocCommentTree dc = trees.getDocCommentTree(getCurrentPath());
    if (dc == null)
        return;

    DocTreeScanner<Void, Void> s = new DocTreeScanner<Void, Void>() {
        @Override
        public Void visitErroneous(ErroneousTree tree, Void ignore) {
            messager.printMessage(Diagnostic.Kind.NOTE, tree.getDiagnostic().getMessage(null));
            return null;
        }
    };

    s.scan(dc, null);
}
 

import com.sun.source.doctree.ErroneousTree; //导入依赖的package包/类
protected final ErroneousTree rewriteChildren(ErroneousTree tree) {
    return tree; // XXX: Not implemented yet
}
 

import com.sun.source.doctree.ErroneousTree; //导入依赖的package包/类
@Override
public DocTree visitErroneous(ErroneousTree tree, Object p) {
    return rewriteChildren(tree);
}
 

import com.sun.source.doctree.ErroneousTree; //导入依赖的package包/类
@Override
public Void visitErroneous(ErroneousTree node, Void p) {
    print(node.getBody());
    return null;
}
 

import com.sun.source.doctree.ErroneousTree; //导入依赖的package包/类
/**
 * @since 1.47
 */
@Override
public DocTree visitErroneous(ErroneousTree node, Element p) {
    return docScanner.visitErroneous(node, p, null);
}
 

import com.sun.source.doctree.ErroneousTree; //导入依赖的package包/类
@Override
public Void visitErroneous(ErroneousTree node, List<ErrorDescription> errors) {
    return super.visitErroneous(node, errors);
}
 

import com.sun.source.doctree.ErroneousTree; //导入依赖的package包/类
@Override
public Void visitErroneous(ErroneousTree tree, Void ignore) {
    env.messages.error(SYNTAX, tree, null, tree.getDiagnostic().getMessage(null));
    return null;
}
 

import com.sun.source.doctree.ErroneousTree; //导入依赖的package包/类
@Override @DefinedBy(Api.COMPILER_TREE)
public Void visitErroneous(ErroneousTree tree, Void ignore) {
    env.messages.error(SYNTAX, tree, null, tree.getDiagnostic().getMessage(null));
    return null;
}
 

import com.sun.source.doctree.ErroneousTree; //导入依赖的package包/类
/**
 * Create a new {@code ErroneousTree} object, to represent some unparseable input.
 * @param text the unparseable text
 * @param diag a diagnostic associated with the unparseable text, or null
 * @return an {@code ErroneousTree} object
 */
ErroneousTree newErroneousTree(String text, Diagnostic<JavaFileObject> diag);