| /* |
| * Copyright (c) 2003, 2017, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| package jdk.javadoc.internal.doclets.toolkit.builders; |
| |
| |
| import java.util.List; |
| import java.util.SortedSet; |
| import java.util.TreeSet; |
| |
| import javax.lang.model.element.Element; |
| import javax.lang.model.element.ExecutableElement; |
| import javax.lang.model.element.PackageElement; |
| import javax.lang.model.element.TypeElement; |
| import javax.lang.model.element.VariableElement; |
| |
| import com.sun.source.doctree.DocTree; |
| import com.sun.source.doctree.SerialFieldTree; |
| import jdk.javadoc.internal.doclets.toolkit.Content; |
| import jdk.javadoc.internal.doclets.toolkit.DocletException; |
| import jdk.javadoc.internal.doclets.toolkit.SerializedFormWriter; |
| import jdk.javadoc.internal.doclets.toolkit.util.CommentHelper; |
| import jdk.javadoc.internal.doclets.toolkit.util.Utils; |
| |
| /** |
| * Builds the serialized form. |
| * |
| * <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> |
| * |
| * @author Jamie Ho |
| * @author Bhavesh Patel (Modified) |
| */ |
| public class SerializedFormBuilder extends AbstractBuilder { |
| |
| /** |
| * The writer for this builder. |
| */ |
| private SerializedFormWriter writer; |
| |
| /** |
| * The writer for serializable fields. |
| */ |
| private SerializedFormWriter.SerialFieldWriter fieldWriter; |
| |
| /** |
| * The writer for serializable method documentation. |
| */ |
| private SerializedFormWriter.SerialMethodWriter methodWriter; |
| |
| /** |
| * The header for the serial version UID. Save the string |
| * here instead of the properties file because we do not want |
| * this string to be localized. |
| */ |
| private static final String SERIAL_VERSION_UID = "serialVersionUID"; |
| private static final String SERIAL_VERSION_UID_HEADER = SERIAL_VERSION_UID + ":"; |
| |
| /** |
| * The current package being documented. |
| */ |
| private PackageElement currentPackage; |
| |
| /** |
| * The current class being documented. |
| */ |
| private TypeElement currentTypeElement; |
| |
| /** |
| * The current member being documented. |
| */ |
| protected Element currentMember; |
| |
| /** |
| * The content that will be added to the serialized form documentation tree. |
| */ |
| private Content contentTree; |
| |
| |
| /** |
| * Construct a new SerializedFormBuilder. |
| * @param context the build context. |
| */ |
| private SerializedFormBuilder(Context context) { |
| super(context); |
| } |
| |
| /** |
| * Construct a new SerializedFormBuilder. |
| * |
| * @param context the build context. |
| * @return the new SerializedFormBuilder |
| */ |
| public static SerializedFormBuilder getInstance(Context context) { |
| return new SerializedFormBuilder(context); |
| } |
| |
| /** |
| * Build the serialized form. |
| * |
| * @throws DocletException if there is a problem while building the documentation |
| */ |
| @Override |
| public void build() throws DocletException { |
| SortedSet<TypeElement> rootclasses = new TreeSet<>(utils.makeGeneralPurposeComparator()); |
| rootclasses.addAll(configuration.getIncludedTypeElements()); |
| if (!serialClassFoundToDocument(rootclasses)) { |
| //Nothing to document. |
| return; |
| } |
| writer = configuration.getWriterFactory().getSerializedFormWriter(); |
| if (writer == null) { |
| //Doclet does not support this output. |
| return; |
| } |
| buildSerializedForm(contentTree); |
| } |
| |
| /** |
| * Build the serialized form. |
| * |
| * @param serializedTree content tree to which the documentation will be added |
| * @throws DocletException if there is a problem while building the documentation |
| */ |
| protected void buildSerializedForm(Content serializedTree) throws DocletException { |
| serializedTree = writer.getHeader(configuration.getText( |
| "doclet.Serialized_Form")); |
| |
| buildSerializedFormSummaries(serializedTree); |
| |
| writer.addFooter(serializedTree); |
| writer.printDocument(serializedTree); |
| } |
| |
| /** |
| * Build the serialized form summaries. |
| * |
| * @param serializedTree content tree to which the documentation will be added |
| * @throws DocletException if there is a problem while building the documentation |
| */ |
| protected void buildSerializedFormSummaries(Content serializedTree) |
| throws DocletException { |
| Content serializedSummariesTree = writer.getSerializedSummariesHeader(); |
| for (PackageElement pkg : configuration.packages) { |
| currentPackage = pkg; |
| |
| buildPackageSerializedForm(serializedSummariesTree); |
| } |
| serializedTree.addContent(writer.getSerializedContent( |
| serializedSummariesTree)); |
| } |
| |
| /** |
| * Build the package serialized form for the current package being processed. |
| * |
| * @param serializedSummariesTree content tree to which the documentation will be added |
| * @throws DocletException if there is a problem while building the documentation |
| */ |
| protected void buildPackageSerializedForm(Content serializedSummariesTree) throws DocletException { |
| Content packageSerializedTree = writer.getPackageSerializedHeader(); |
| SortedSet<TypeElement> classes = utils.getAllClassesUnfiltered(currentPackage); |
| if (classes.isEmpty()) { |
| return; |
| } |
| if (!serialInclude(utils, currentPackage)) { |
| return; |
| } |
| if (!serialClassFoundToDocument(classes)) { |
| return; |
| } |
| |
| buildPackageHeader(packageSerializedTree); |
| buildClassSerializedForm(packageSerializedTree); |
| |
| writer.addPackageSerializedTree(serializedSummariesTree, packageSerializedTree); |
| } |
| |
| /** |
| * Build the package header. |
| * |
| * @param packageSerializedTree content tree to which the documentation will be added |
| */ |
| protected void buildPackageHeader(Content packageSerializedTree) { |
| packageSerializedTree.addContent(writer.getPackageHeader( |
| utils.getPackageName(currentPackage))); |
| } |
| |
| /** |
| * Build the class serialized form. |
| * |
| * @param packageSerializedTree content tree to which the documentation will be added |
| * @throws DocletException if there is a problem while building the documentation |
| */ |
| protected void buildClassSerializedForm(Content packageSerializedTree) |
| throws DocletException { |
| Content classSerializedTree = writer.getClassSerializedHeader(); |
| SortedSet<TypeElement> typeElements = utils.getAllClassesUnfiltered(currentPackage); |
| for (TypeElement typeElement : typeElements) { |
| currentTypeElement = typeElement; |
| fieldWriter = writer.getSerialFieldWriter(currentTypeElement); |
| methodWriter = writer.getSerialMethodWriter(currentTypeElement); |
| if (utils.isClass(currentTypeElement) && utils.isSerializable(currentTypeElement)) { |
| if (!serialClassInclude(utils, currentTypeElement)) { |
| continue; |
| } |
| Content classTree = writer.getClassHeader(currentTypeElement); |
| |
| buildSerialUIDInfo(classTree); |
| buildClassContent(classTree); |
| |
| classSerializedTree.addContent(classTree); |
| } |
| } |
| packageSerializedTree.addContent(classSerializedTree); |
| } |
| |
| /** |
| * Build the serial UID information for the given class. |
| * |
| * @param classTree content tree to which the serial UID information will be added |
| */ |
| protected void buildSerialUIDInfo(Content classTree) { |
| Content serialUidTree = writer.getSerialUIDInfoHeader(); |
| for (Element e : utils.getFieldsUnfiltered(currentTypeElement)) { |
| VariableElement field = (VariableElement)e; |
| if (field.getSimpleName().toString().compareTo(SERIAL_VERSION_UID) == 0 && |
| field.getConstantValue() != null) { |
| writer.addSerialUIDInfo(SERIAL_VERSION_UID_HEADER, |
| utils.constantValueExpresion(field), serialUidTree); |
| break; |
| } |
| } |
| classTree.addContent(serialUidTree); |
| } |
| |
| /** |
| * Build the summaries for the methods and fields. |
| * |
| * @param classTree content tree to which the documentation will be added |
| * @throws DocletException if there is a problem while building the documentation |
| */ |
| protected void buildClassContent(Content classTree) throws DocletException { |
| Content classContentTree = writer.getClassContentHeader(); |
| |
| buildSerializableMethods(classContentTree); |
| buildFieldHeader(classContentTree); |
| buildSerializableFields(classContentTree); |
| |
| classTree.addContent(classContentTree); |
| } |
| |
| /** |
| * Build the summaries for the methods that belong to the given class. |
| * |
| * @param classContentTree content tree to which the documentation will be added |
| * @throws DocletException if there is a problem while building the documentation |
| */ |
| protected void buildSerializableMethods(Content classContentTree) throws DocletException { |
| Content serializableMethodTree = methodWriter.getSerializableMethodsHeader(); |
| SortedSet<ExecutableElement> members = utils.serializationMethods(currentTypeElement); |
| if (!members.isEmpty()) { |
| for (ExecutableElement member : members) { |
| currentMember = member; |
| Content methodsContentTree = methodWriter.getMethodsContentHeader( |
| currentMember == members.last()); |
| |
| buildMethodSubHeader(methodsContentTree); |
| buildDeprecatedMethodInfo(methodsContentTree); |
| buildMethodInfo(methodsContentTree); |
| |
| serializableMethodTree.addContent(methodsContentTree); |
| } |
| } |
| if (!utils.serializationMethods(currentTypeElement).isEmpty()) { |
| classContentTree.addContent(methodWriter.getSerializableMethods( |
| configuration.getText("doclet.Serialized_Form_methods"), |
| serializableMethodTree)); |
| if (utils.isSerializable(currentTypeElement) && !utils.isExternalizable(currentTypeElement)) { |
| if (utils.serializationMethods(currentTypeElement).isEmpty()) { |
| Content noCustomizationMsg = methodWriter.getNoCustomizationMsg( |
| configuration.getText("doclet.Serializable_no_customization")); |
| classContentTree.addContent(methodWriter.getSerializableMethods( |
| configuration.getText("doclet.Serialized_Form_methods"), |
| noCustomizationMsg)); |
| } |
| } |
| } |
| } |
| |
| /** |
| * Build the method sub header. |
| * |
| * @param methodsContentTree content tree to which the documentation will be added |
| */ |
| protected void buildMethodSubHeader(Content methodsContentTree) { |
| methodWriter.addMemberHeader((ExecutableElement)currentMember, methodsContentTree); |
| } |
| |
| /** |
| * Build the deprecated method description. |
| * |
| * @param methodsContentTree content tree to which the documentation will be added |
| */ |
| protected void buildDeprecatedMethodInfo(Content methodsContentTree) { |
| methodWriter.addDeprecatedMemberInfo((ExecutableElement)currentMember, methodsContentTree); |
| } |
| |
| /** |
| * Build the information for the method. |
| * |
| * @param methodsContentTree content tree to which the documentation will be added |
| * @throws DocletException if there is a problem while building the documentation |
| */ |
| protected void buildMethodInfo(Content methodsContentTree) throws DocletException { |
| if (configuration.nocomment) { |
| return; |
| } |
| |
| buildMethodDescription(methodsContentTree); |
| buildMethodTags(methodsContentTree); |
| } |
| |
| /** |
| * Build method description. |
| * |
| * @param methodsContentTree content tree to which the documentation will be added |
| */ |
| protected void buildMethodDescription(Content methodsContentTree) { |
| methodWriter.addMemberDescription((ExecutableElement)currentMember, methodsContentTree); |
| } |
| |
| /** |
| * Build the method tags. |
| * |
| * @param methodsContentTree content tree to which the documentation will be added |
| */ |
| protected void buildMethodTags(Content methodsContentTree) { |
| methodWriter.addMemberTags((ExecutableElement)currentMember, methodsContentTree); |
| ExecutableElement method = (ExecutableElement)currentMember; |
| if (method.getSimpleName().toString().compareTo("writeExternal") == 0 |
| && utils.getSerialDataTrees(method).isEmpty()) { |
| if (configuration.serialwarn) { |
| TypeElement encl = (TypeElement) method.getEnclosingElement(); |
| messages.warning(currentMember, |
| "doclet.MissingSerialDataTag", encl.getQualifiedName().toString(), |
| method.getSimpleName().toString()); |
| } |
| } |
| } |
| |
| /** |
| * Build the field header. |
| * |
| * @param classContentTree content tree to which the documentation will be added |
| */ |
| protected void buildFieldHeader(Content classContentTree) { |
| if (!utils.serializableFields(currentTypeElement).isEmpty()) { |
| buildFieldSerializationOverview(currentTypeElement, classContentTree); |
| } |
| } |
| |
| /** |
| * Build the serialization overview for the given class. |
| * |
| * @param typeElement the class to print the overview for. |
| * @param classContentTree content tree to which the documentation will be added |
| */ |
| public void buildFieldSerializationOverview(TypeElement typeElement, Content classContentTree) { |
| if (utils.definesSerializableFields(typeElement)) { |
| VariableElement ve = utils.serializableFields(typeElement).first(); |
| // Check to see if there are inline comments, tags or deprecation |
| // information to be printed. |
| if (fieldWriter.shouldPrintOverview(ve)) { |
| Content serializableFieldsTree = fieldWriter.getSerializableFieldsHeader(); |
| Content fieldsOverviewContentTree = fieldWriter.getFieldsContentHeader(true); |
| fieldWriter.addMemberDeprecatedInfo(ve, fieldsOverviewContentTree); |
| if (!configuration.nocomment) { |
| fieldWriter.addMemberDescription(ve, fieldsOverviewContentTree); |
| fieldWriter.addMemberTags(ve, fieldsOverviewContentTree); |
| } |
| serializableFieldsTree.addContent(fieldsOverviewContentTree); |
| classContentTree.addContent(fieldWriter.getSerializableFields( |
| configuration.getText("doclet.Serialized_Form_class"), |
| serializableFieldsTree)); |
| } |
| } |
| } |
| |
| /** |
| * Build the summaries for the fields that belong to the given class. |
| * |
| * @param classContentTree content tree to which the documentation will be added |
| * @throws DocletException if there is a problem while building the documentation |
| */ |
| protected void buildSerializableFields(Content classContentTree) |
| throws DocletException { |
| SortedSet<VariableElement> members = utils.serializableFields(currentTypeElement); |
| if (!members.isEmpty()) { |
| Content serializableFieldsTree = fieldWriter.getSerializableFieldsHeader(); |
| for (VariableElement ve : members) { |
| currentMember = ve; |
| if (!utils.definesSerializableFields(currentTypeElement)) { |
| Content fieldsContentTree = fieldWriter.getFieldsContentHeader( |
| currentMember == members.last()); |
| |
| buildFieldSubHeader(fieldsContentTree); |
| buildFieldDeprecationInfo(fieldsContentTree); |
| buildFieldInfo(fieldsContentTree); |
| |
| serializableFieldsTree.addContent(fieldsContentTree); |
| } else { |
| buildSerialFieldTagsInfo(serializableFieldsTree); |
| } |
| } |
| classContentTree.addContent(fieldWriter.getSerializableFields( |
| configuration.getText("doclet.Serialized_Form_fields"), |
| serializableFieldsTree)); |
| } |
| } |
| |
| /** |
| * Build the field sub header. |
| * |
| * @param fieldsContentTree content tree to which the documentation will be added |
| */ |
| protected void buildFieldSubHeader(Content fieldsContentTree) { |
| if (!utils.definesSerializableFields(currentTypeElement)) { |
| VariableElement field = (VariableElement) currentMember; |
| fieldWriter.addMemberHeader(utils.asTypeElement(field.asType()), |
| utils.getTypeName(field.asType(), false), utils.getDimension(field.asType()), |
| utils.getSimpleName(field), |
| fieldsContentTree); |
| } |
| } |
| |
| /** |
| * Build the field deprecation information. |
| * |
| * @param fieldsContentTree content tree to which the documentation will be added |
| */ |
| protected void buildFieldDeprecationInfo(Content fieldsContentTree) { |
| if (!utils.definesSerializableFields(currentTypeElement)) { |
| fieldWriter.addMemberDeprecatedInfo((VariableElement)currentMember, |
| fieldsContentTree); |
| } |
| } |
| |
| /** |
| * Build the serial field tags information. |
| * |
| * @param serializableFieldsTree content tree to which the documentation will be added |
| */ |
| protected void buildSerialFieldTagsInfo(Content serializableFieldsTree) { |
| if (configuration.nocomment) { |
| return; |
| } |
| VariableElement field = (VariableElement)currentMember; |
| // Process Serializable Fields specified as array of |
| // ObjectStreamFields. Print a member for each serialField tag. |
| // (There should be one serialField tag per ObjectStreamField |
| // element.) |
| SortedSet<SerialFieldTree> tags = new TreeSet<>(utils.makeSerialFieldTreeComparator()); |
| // sort the elements |
| for (DocTree dt : utils.getSerialFieldTrees(field)) { |
| SerialFieldTree st = (SerialFieldTree) dt; |
| tags.add(st); |
| } |
| |
| CommentHelper ch = utils.getCommentHelper(field); |
| for (SerialFieldTree tag : tags) { |
| if (tag.getName() == null || tag.getType() == null) // ignore malformed @serialField tags |
| continue; |
| Content fieldsContentTree = fieldWriter.getFieldsContentHeader(tag.equals(tags.last())); |
| TypeElement te = ch.getReferencedClass(configuration, tag); |
| String fieldType = ch.getReferencedMemberName(tag); |
| if (te != null && utils.isPrimitive(te.asType())) { |
| fieldType = utils.getTypeName(te.asType(), false); |
| te = null; |
| } |
| String refSignature = ch.getReferencedSignature(tag); |
| // TODO: Print the signature directly, if it is an array, the |
| // current DocTree APIs makes it very hard to distinguish |
| // an as these are returned back as "Array" a DeclaredType. |
| if (refSignature.endsWith("[]")) { |
| te = null; |
| fieldType = refSignature; |
| } |
| fieldWriter.addMemberHeader(te, fieldType, "", |
| tag.getName().getName().toString(), fieldsContentTree); |
| fieldWriter.addMemberDescription(field, tag, fieldsContentTree); |
| serializableFieldsTree.addContent(fieldsContentTree); |
| } |
| } |
| |
| /** |
| * Build the field information. |
| * |
| * @param fieldsContentTree content tree to which the documentation will be added |
| */ |
| protected void buildFieldInfo(Content fieldsContentTree) { |
| if (configuration.nocomment) { |
| return; |
| } |
| VariableElement field = (VariableElement)currentMember; |
| TypeElement te = utils.getEnclosingTypeElement(currentMember); |
| // Process default Serializable field. |
| if ((utils.getSerialTrees(field).isEmpty()) /*&& !field.isSynthetic()*/ |
| && configuration.serialwarn) { |
| messages.warning(field, |
| "doclet.MissingSerialTag", utils.getFullyQualifiedName(te), |
| utils.getSimpleName(field)); |
| } |
| fieldWriter.addMemberDescription(field, fieldsContentTree); |
| fieldWriter.addMemberTags(field, fieldsContentTree); |
| } |
| |
| /** |
| * Returns true if the given Element should be included |
| * in the serialized form. |
| * |
| * @param utils the utils object |
| * @param element the Element object to check for serializability |
| * @return true if the element should be included in the serial form |
| */ |
| public static boolean serialInclude(Utils utils, Element element) { |
| if (element == null) { |
| return false; |
| } |
| return utils.isClass(element) |
| ? serialClassInclude(utils, (TypeElement)element) |
| : serialDocInclude(utils, element); |
| } |
| |
| /** |
| * Returns true if the given TypeElement should be included |
| * in the serialized form. |
| * |
| * @param te the TypeElement object to check for serializability. |
| */ |
| private static boolean serialClassInclude(Utils utils, TypeElement te) { |
| if (utils.isEnum(te)) { |
| return false; |
| } |
| if (utils.isSerializable(te)) { |
| if (!utils.getSerialTrees(te).isEmpty()) { |
| return serialDocInclude(utils, te); |
| } else if (utils.isPublic(te) || utils.isProtected(te)) { |
| return true; |
| } else { |
| return false; |
| } |
| } |
| return false; |
| } |
| |
| /** |
| * Return true if the given Element should be included |
| * in the serialized form. |
| * |
| * @param element the Element to check for serializability. |
| */ |
| private static boolean serialDocInclude(Utils utils, Element element) { |
| if (utils.isEnum(element)) { |
| return false; |
| } |
| List<? extends DocTree> serial = utils.getSerialTrees(element); |
| if (!serial.isEmpty()) { |
| CommentHelper ch = utils.getCommentHelper(element); |
| String serialtext = Utils.toLowerCase(ch.getText(serial.get(0))); |
| if (serialtext.contains("exclude")) { |
| return false; |
| } else if (serialtext.contains("include")) { |
| return true; |
| } |
| } |
| return true; |
| } |
| |
| /** |
| * Return true if any of the given typeElements have a @serialinclude tag. |
| * |
| * @param classes the typeElements to check. |
| * @return true if any of the given typeElements have a @serialinclude tag. |
| */ |
| private boolean serialClassFoundToDocument(SortedSet<TypeElement> classes) { |
| for (TypeElement aClass : classes) { |
| if (serialClassInclude(utils, aClass)) { |
| return true; |
| } |
| } |
| return false; |
| } |
| } |