JDK 11 jdk.javadoc.jmod - Java Document Tool

JDK 11 jdk.javadoc.jmod is the JMOD file for JDK 11 Java Document tool, which can be invoked by the "javadoc" command.

JDK 11 Java Document tool compiled class files are stored in \fyicenter\jdk-11.0.1\jmods\jdk.javadoc.jmod.

JDK 11 Java Document tool compiled class files are also linked and stored in the \fyicenter\jdk-11.0.1\lib\modules JImage file.

JDK 11 Java Document tool source code files are stored in \fyicenter\jdk-11.0.1\lib\src.zip\jdk.javadoc.

You can click and view the content of each source code file in the list below.

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jdk/javadoc/internal/doclets/toolkit/util/CommentHelper.java

/*
 * Copyright (c) 2015, 2017, Oracle and/or its affiliates. All rights reserved.
 * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
 *
 *
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 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 */

package jdk.javadoc.internal.doclets.toolkit.util;

import java.util.ArrayList;
import java.util.Collections;
import java.util.List;

import javax.lang.model.element.Element;
import javax.lang.model.element.ExecutableElement;
import javax.lang.model.element.ModuleElement;
import javax.lang.model.element.PackageElement;
import javax.lang.model.element.TypeElement;
import javax.lang.model.type.TypeMirror;

import com.sun.source.doctree.AttributeTree;
import com.sun.source.doctree.AttributeTree.ValueKind;
import com.sun.source.doctree.AuthorTree;
import com.sun.source.doctree.BlockTagTree;
import com.sun.source.doctree.CommentTree;
import com.sun.source.doctree.DeprecatedTree;
import com.sun.source.doctree.DocCommentTree;
import com.sun.source.doctree.DocTree;
import com.sun.source.doctree.EndElementTree;
import com.sun.source.doctree.EntityTree;
import com.sun.source.doctree.IdentifierTree;
import com.sun.source.doctree.InlineTagTree;
import com.sun.source.doctree.LinkTree;
import com.sun.source.doctree.LiteralTree;
import com.sun.source.doctree.ParamTree;
import com.sun.source.doctree.ProvidesTree;
import com.sun.source.doctree.ReferenceTree;
import com.sun.source.doctree.ReturnTree;
import com.sun.source.doctree.SeeTree;
import com.sun.source.doctree.SerialDataTree;
import com.sun.source.doctree.SerialFieldTree;
import com.sun.source.doctree.SerialTree;
import com.sun.source.doctree.SinceTree;
import com.sun.source.doctree.StartElementTree;
import com.sun.source.doctree.TextTree;
import com.sun.source.doctree.ThrowsTree;
import com.sun.source.doctree.UnknownBlockTagTree;
import com.sun.source.doctree.UsesTree;
import com.sun.source.doctree.ValueTree;
import com.sun.source.doctree.VersionTree;
import com.sun.source.util.DocTreePath;
import com.sun.source.util.DocTrees;
import com.sun.source.util.SimpleDocTreeVisitor;
import com.sun.source.util.TreePath;
import jdk.javadoc.internal.doclets.toolkit.BaseConfiguration;

import static com.sun.source.doctree.DocTree.Kind.*;

/**
 *  A utility class.
 *
 *  <p><b>This is NOT part of any supported API.
 *  If you write code that depends on this, you do so at your own risk.
 *  This code and its internal interfaces are subject to change or
 *  deletion without notice.</b>
 */
public class CommentHelper {
    public final TreePath path;
    public final DocCommentTree dctree;
    public final Element element;
    private Element overriddenElement;

    public static final String SPACER = " ";

    public CommentHelper(BaseConfiguration configuration, Element element, TreePath path, DocCommentTree dctree) {
        //this.configuration = configuration;
        this.element = element;
        this.path = path;
        this.dctree = dctree;
    }

    public void setOverrideElement(Element ove) {
        if (this.element == ove) {
            throw new AssertionError("cannot set given element as overriden element");
        }
        overriddenElement = ove;
    }

    @SuppressWarnings("fallthrough")
    public String getTagName(DocTree dtree) {
        switch (dtree.getKind()) {
            case AUTHOR:
            case DEPRECATED:
            case PARAM:
            case PROVIDES:
            case RETURN:
            case SEE:
            case SERIAL_DATA:
            case SERIAL_FIELD:
            case THROWS:
            case UNKNOWN_BLOCK_TAG:
            case USES:
            case VERSION:
                return ((BlockTagTree)dtree).getTagName();
            case UNKNOWN_INLINE_TAG:
                return ((InlineTagTree)dtree).getTagName();
            case ERRONEOUS:
                return "erroneous";
            default:
                return dtree.getKind().tagName;
        }
    }

    public boolean isTypeParameter(DocTree dtree) {
        if (dtree.getKind() == PARAM) {
            return ((ParamTree)dtree).isTypeParameter();
        }
        return false;
    }

    public String getParameterName(DocTree dtree) {
        if (dtree.getKind() == PARAM) {
            return ((ParamTree) dtree).getName().toString();
        } else {
            return null;
        }
    }

    Element getElement(BaseConfiguration c, ReferenceTree rtree) {
        // likely a synthesized tree
        if (path == null) {
            TypeMirror symbol = c.utils.getSymbol(rtree.getSignature());
            if (symbol == null) {
                return null;
            }
            return  c.docEnv.getTypeUtils().asElement(symbol);
        }
        // case A: the element contains no comments associated and
        // the comments need to be copied from ancestor
        // case B: the element has @inheritDoc, then the ancestral comment
        // as appropriate has to be copied over.

        // Case A.
        if (dctree == null && overriddenElement != null) {
            CommentHelper ovch = c.utils.getCommentHelper(overriddenElement);
            return ovch.getElement(c, rtree);
        }
        if (dctree == null) {
            return null;
        }
        DocTreePath docTreePath = DocTreePath.getPath(path, dctree, rtree);
        if (docTreePath == null) {
            // Case B.
            if (overriddenElement != null) {
                CommentHelper ovch = c.utils.getCommentHelper(overriddenElement);
                return ovch.getElement(c, rtree);
            }
            return null;
        }
        DocTrees doctrees = c.docEnv.getDocTrees();
        return doctrees.getElement(docTreePath);
    }

    public Element getException(BaseConfiguration c, DocTree dtree) {
        if (dtree.getKind() == THROWS || dtree.getKind() == EXCEPTION) {
            ThrowsTree tt = (ThrowsTree)dtree;
            ReferenceTree exceptionName = tt.getExceptionName();
            return getElement(c, exceptionName);
        }
        return null;
    }

    public List<? extends DocTree> getDescription(BaseConfiguration c, DocTree dtree) {
        return getTags(c, dtree);
    }

    public String getText(List<? extends DocTree> list) {
        StringBuilder sb = new StringBuilder();
        for (DocTree dt : list) {
            sb.append(getText0(dt));
        }
        return sb.toString();
    }

    public String getText(DocTree dt) {
        return getText0(dt).toString();
    }

    private StringBuilder getText0(DocTree dt) {
        final StringBuilder sb = new StringBuilder();
        new SimpleDocTreeVisitor<Void, Void>() {
            @Override
            public Void visitAttribute(AttributeTree node, Void p) {
                sb.append(SPACER).append(node.getName());
                if (node.getValueKind() == ValueKind.EMPTY) {
                    return null;
                }

                sb.append("=");
                String quote;
                switch (node.getValueKind()) {
                    case DOUBLE:
                        quote = "\"";
                        break;
                    case SINGLE:
                        quote = "\'";
                        break;
                    default:
                        quote = "";
                        break;
                }
                sb.append(quote);
                node.getValue().stream().forEach((dt) -> {
                    dt.accept(this, null);
                });
                sb.append(quote);
                return null;
            }

            @Override
            public Void visitEndElement(EndElementTree node, Void p) {
                sb.append("</")
                        .append(node.getName())
                        .append(">");
                return null;
            }

            @Override
            public Void visitEntity(EntityTree node, Void p) {
                sb.append(node.toString());
                return null;
            }

            @Override
            public Void visitLink(LinkTree node, Void p) {
                if (node.getReference() == null) {
                    return null;
                }

                node.getReference().accept(this, null);
                node.getLabel().stream().forEach((dt) -> {
                    dt.accept(this, null);
                });
                return null;
            }

            @Override
            public Void visitLiteral(LiteralTree node, Void p) {
                if (node.getKind() == CODE) {
                    sb.append("<").append(node.getKind().tagName).append(">");
                }
                sb.append(node.getBody().toString());
                if (node.getKind() == CODE) {
                    sb.append("</").append(node.getKind().tagName).append(">");
                }
                return null;
            }

            @Override
            public Void visitReference(ReferenceTree node, Void p) {
                sb.append(node.getSignature());
                return null;
            }

            @Override
            public Void visitSee(SeeTree node, Void p) {
                node.getReference().stream().forEach((dt) -> {
                    dt.accept(this, null);
                });
                return null;
            }

            @Override
            public Void visitSerial(SerialTree node, Void p) {
                node.getDescription().stream().forEach((dt) -> {
                    dt.accept(this, null);
                });
                return null;
            }

            @Override
            public Void visitStartElement(StartElementTree node, Void p) {
                sb.append("<");
                sb.append(node.getName());
                node.getAttributes().stream().forEach((dt) -> {
                    dt.accept(this, null);
                });
                sb.append((node.isSelfClosing() ? "/>" : ">"));
                return null;
            }

            @Override
            public Void visitText(TextTree node, Void p) {
                sb.append(node.getBody());
                return null;
            }

            @Override
            public Void visitUnknownBlockTag(UnknownBlockTagTree node, Void p) {
                node.getContent().stream().forEach((dt) -> {
                    dt.accept(this, null);
                });
                return null;
            }

            @Override
            public Void visitValue(ValueTree node, Void p) {
                return node.getReference().accept(this, null);
            }

            @Override
            protected Void defaultAction(DocTree node, Void p) {
                sb.append(node.toString());
                return null;
            }
        }.visit(dt, null);
        return sb;
    }

    public String getLabel(BaseConfiguration c, DocTree dtree) {
        return new SimpleDocTreeVisitor<String, Void>() {
            @Override
            public String visitLink(LinkTree node, Void p) {
                StringBuilder sb = new StringBuilder();
                node.getLabel().stream().forEach((dt) -> {
                    sb.append(getText(dt));
                });
                return sb.toString();
            }

            @Override
            public String visitSee(SeeTree node, Void p) {
                StringBuilder sb = new StringBuilder();
                node.getReference().stream().filter((dt) -> (c.utils.isText(dt))).forEach((dt) -> {
                    sb.append(((TextTree)dt).getBody());
                });
                return sb.toString();
            }

            @Override
            protected String defaultAction(DocTree node, Void p) {
                return "";
            }
        }.visit(dtree, null);
    }

    public TypeElement getReferencedClass(BaseConfiguration c, DocTree dtree) {
        Element e = getReferencedElement(c, dtree);
        if (e == null) {
            return null;
        } else if (c.utils.isTypeElement(e)) {
            return (TypeElement) e;
        } else if (!c.utils.isPackage(e)) {
            return c.utils.getEnclosingTypeElement(e);
        }
        return null;
    }

    public String getReferencedClassName(BaseConfiguration c, DocTree dtree) {
        Element e = getReferencedClass(c, dtree);
        if (e != null) {
            return c.utils.isTypeElement(e) ? c.utils.getSimpleName(e) : null;
        }
        String s = getReferencedSignature(dtree);
        if (s == null) {
            return null;
        }
        int n = s.indexOf("#");
        return (n == -1) ? s : s.substring(0, n);
    }

    public Element getReferencedMember(BaseConfiguration c, DocTree dtree) {
        Element e = getReferencedElement(c, dtree);
        if (e == null) {
            return null;
        }
        return (c.utils.isExecutableElement(e) || c.utils.isVariableElement(e)) ? e : null;
    }

    public String getReferencedMemberName(DocTree dtree) {
        String s = getReferencedSignature(dtree);
        if (s == null) {
            return null;
        }
        int n = s.indexOf("#");
        return (n == -1) ? null : s.substring(n + 1);
    }

    public String getReferencedMemberName(BaseConfiguration c, Element e) {
        if (e == null) {
            return null;
        }
        return c.utils.isExecutableElement(e)
                ? c.utils.getSimpleName(e) + c.utils.makeSignature((ExecutableElement) e, true, true)
                : c.utils.getSimpleName(e);
    }

    public PackageElement getReferencedPackage(BaseConfiguration c, DocTree dtree) {
        Element e = getReferencedElement(c, dtree);
        if (e != null) {
            return c.utils.containingPackage(e);
        }
        return null;
    }

    public List<? extends DocTree> getFirstSentenceTrees(BaseConfiguration c, List<? extends DocTree> body) {
        List<DocTree> firstSentence = c.docEnv.getDocTrees().getFirstSentence(body);
        return firstSentence;
    }

    public List<? extends DocTree> getFirstSentenceTrees(BaseConfiguration c, DocTree dtree) {
        return getFirstSentenceTrees(c, getBody(c, dtree));
    }

    private Element getReferencedElement(BaseConfiguration c, DocTree dtree) {
        return new SimpleDocTreeVisitor<Element, Void>() {
            @Override
            public Element visitSee(SeeTree node, Void p) {
                for (DocTree dt : node.getReference()) {
                    return visit(dt, null);
                }
                return null;
            }

            @Override
            public Element visitLink(LinkTree node, Void p) {
                return visit(node.getReference(), null);
            }

            @Override
            public Element visitProvides(ProvidesTree node, Void p) {
                return visit(node.getServiceType(), null);
            }

            @Override
            public Element visitValue(ValueTree node, Void p) {
                return visit(node.getReference(), null);
            }

            @Override
            public Element visitReference(ReferenceTree node, Void p) {
                return getElement(c, node);
            }

            @Override
            public Element visitSerialField(SerialFieldTree node, Void p) {
                return visit(node.getType(), null);
            }

            @Override
            public Element visitUses(UsesTree node, Void p) {
                return visit(node.getServiceType(), null);
            }

            @Override
            protected Element defaultAction(DocTree node, Void p) {
               return null;
            }
        }.visit(dtree, null);
    }

    public TypeElement getServiceType(BaseConfiguration c, DocTree dtree) {
        Element e = getReferencedElement(c, dtree);
        if (e != null) {
            return c.utils.isTypeElement(e) ? (TypeElement) e : null;
        }
        return null;
    }

    public  String getReferencedSignature(DocTree dtree) {
        return new SimpleDocTreeVisitor<String, Void>() {
            @Override
            public String visitSee(SeeTree node, Void p) {
                for (DocTree dt : node.getReference()) {
                    return visit(dt, null);
                }
                return null;
            }

            @Override
            public String visitLink(LinkTree node, Void p) {
                return visit(node.getReference(), null);
            }

            @Override
            public String visitValue(ValueTree node, Void p) {
                return visit(node.getReference(), null);
            }

            @Override
            public String visitReference(ReferenceTree node, Void p) {
                return node.getSignature();
            }

            @Override
            public String visitSerialField(SerialFieldTree node, Void p) {
                return visit(node.getType(), null);
            }

            @Override
            protected String defaultAction(DocTree node, Void p) {
               return null;
            }
        }.visit(dtree, null);
    }

    public List<? extends DocTree> getReference(DocTree dtree) {
        return dtree.getKind() == SEE ? ((SeeTree)dtree).getReference() : null;
    }

    public ReferenceTree getExceptionName(DocTree dtree) {
        return (dtree.getKind() == THROWS || dtree.getKind() == EXCEPTION)
                ? ((ThrowsTree)dtree).getExceptionName()
                : null;
    }

    public IdentifierTree getName(DocTree dtree) {
        switch (dtree.getKind()) {
            case PARAM:
                return ((ParamTree)dtree).getName();
            case SERIAL_FIELD:
                return ((SerialFieldTree)dtree).getName();
            default:
                return null;
            }
    }

    public List<? extends DocTree> getTags(BaseConfiguration c, DocTree dtree) {
        return new SimpleDocTreeVisitor<List<? extends DocTree>, Void>() {
            List<? extends DocTree> asList(String content) {
                List<DocTree> out = new ArrayList<>();
                out.add((TextTree)c.cmtUtils.makeTextTree(content));
                return out;
            }

            @Override
            public List<? extends DocTree> visitAuthor(AuthorTree node, Void p) {
                return node.getName();
            }

            @Override
            public List<? extends DocTree> visitComment(CommentTree node, Void p) {
                return asList(node.getBody());
            }

            @Override
            public List<? extends DocTree> visitDeprecated(DeprecatedTree node, Void p) {
                return node.getBody();
            }

            @Override
            public List<? extends DocTree> visitDocComment(DocCommentTree node, Void p) {
                return node.getBody();
            }

            @Override
            public List<? extends DocTree> visitLiteral(LiteralTree node, Void p) {
                return asList(node.getBody().getBody());
            }

            @Override
            public List<? extends DocTree> visitProvides(ProvidesTree node, Void p) {
                 return node.getDescription();
            }

            @Override
            public List<? extends DocTree> visitSince(SinceTree node, Void p) {
                return node.getBody();
            }

            @Override
            public List<? extends DocTree> visitText(TextTree node, Void p) {
                return asList(node.getBody());
            }

            @Override
            public List<? extends DocTree> visitVersion(VersionTree node, Void p) {
                return node.getBody();
            }

            @Override
            public List<? extends DocTree> visitParam(ParamTree node, Void p) {
               return node.getDescription();
            }

            @Override
            public List<? extends DocTree> visitReturn(ReturnTree node, Void p) {
                return node.getDescription();
            }

            @Override
            public List<? extends DocTree> visitSee(SeeTree node, Void p) {
                return node.getReference();
            }

            @Override
            public List<? extends DocTree> visitSerial(SerialTree node, Void p) {
                return node.getDescription();
            }

            @Override
            public List<? extends DocTree> visitSerialData(SerialDataTree node, Void p) {
                return node.getDescription();
            }

            @Override
            public List<? extends DocTree> visitSerialField(SerialFieldTree node, Void p) {
                return node.getDescription();
            }

            @Override
            public List<? extends DocTree> visitThrows(ThrowsTree node, Void p) {
                 return node.getDescription();
            }

            @Override
            public List<? extends DocTree> visitUnknownBlockTag(UnknownBlockTagTree node, Void p) {
                return node.getContent();
            }

            @Override
            public List<? extends DocTree> visitUses(UsesTree node, Void p) {
                 return node.getDescription();
            }

            @Override
            protected List<? extends DocTree> defaultAction(DocTree node, Void p) {
               return Collections.emptyList();
            }
        }.visit(dtree, null);
    }

    public List<? extends DocTree> getBody(BaseConfiguration c, DocTree dtree) {
        return getTags(c, dtree);
    }

    public ReferenceTree getType(DocTree dtree) {
        if (dtree.getKind() == SERIAL_FIELD) {
            return ((SerialFieldTree)dtree).getType();
        } else {
            return null;
        }
    }

    public DocTreePath getDocTreePath(DocTree dtree) {
        if (path == null || dctree == null || dtree == null)
            return null;
        return DocTreePath.getPath(path, dctree, dtree);
    }

    public Element getOverriddenElement() {
        return overriddenElement;
    }


    /**
     * For debugging purposes only. Do not rely on this for other things.
     * @return a string representation.
     */
    @Override
    public String toString() {
        StringBuilder sb = new StringBuilder("CommentHelper{" + "path=" + path + ", dctree=" + dctree);
        sb.append(", element=");
        sb.append(element.getEnclosingElement());
        sb.append("::");
        sb.append(element);
        sb.append(", overriddenElement=");
        if (overriddenElement != null) {
            sb.append(overriddenElement.getEnclosingElement());
            sb.append("::");
            sb.append(overriddenElement);
        } else {
            sb.append("<none>");
        }
        sb.append('}');
        return sb.toString();
    }
}

jdk/javadoc/internal/doclets/toolkit/util/CommentHelper.java

 

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