com.sun.tools.oldlets.internal.toolkit.util.Util Maven / Gradle / Ivy
/*
* Copyright (c) 1999, 2013, 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 com.sun.tools.oldlets.internal.toolkit.util;
import com.sun.javadoc.Type;
import com.sun.javadoc.ClassDoc;
import com.sun.javadoc.Doc;
import com.sun.javadoc.PackageDoc;
import com.sun.javadoc.Parameter;
import com.sun.javadoc.MethodDoc;
import com.sun.javadoc.SourcePosition;
import com.sun.javadoc.AnnotationDesc;
import com.sun.javadoc.ProgramElementDoc;
import com.sun.javadoc.AnnotationValue;
import com.sun.javadoc.Tag;
import com.sun.javadoc.ParameterizedType;
import com.sun.javadoc.ExecutableMemberDoc;
import com.sun.javadoc.TypeVariable;
import com.sun.javadoc.FieldDoc;
import com.sun.javadoc.AnnotationTypeDoc;
import com.sun.javadoc.AnnotatedType;
import java.io.*;
import java.lang.annotation.ElementType;
import java.util.*;
import javax.tools.StandardLocation;
import com.sun.javadoc.AnnotationDesc.ElementValuePair;
import com.sun.tools.oldlets.internal.toolkit.*;
import com.sun.tools.javac.util.StringUtils;
/**
* Utilities Class for Doclets.
*
* 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.
*
* @author Atul M Dambalkar
* @author Jamie Ho
*/
public class Util {
/**
* Return array of class members whose documentation is to be generated.
* If the member is deprecated do not include such a member in the
* returned array.
*
* @param members Array of members to choose from.
* @return ProgramElementDoc[] Array of eligible members for whom
* documentation is getting generated.
*/
public static ProgramElementDoc[] excludeDeprecatedMembers(
ProgramElementDoc[] members) {
return
toProgramElementDocArray(excludeDeprecatedMembersAsList(members));
}
/**
* Return array of class members whose documentation is to be generated.
* If the member is deprecated do not include such a member in the
* returned array.
*
* @param members Array of members to choose from.
* @return List List of eligible members for whom
* documentation is getting generated.
*/
public static List excludeDeprecatedMembersAsList(
ProgramElementDoc[] members) {
List list = new ArrayList();
for (int i = 0; i < members.length; i++) {
if (members[i].tags("deprecated").length == 0) {
list.add(members[i]);
}
}
Collections.sort(list);
return list;
}
/**
* Return the list of ProgramElementDoc objects as Array.
*/
public static ProgramElementDoc[] toProgramElementDocArray(List list) {
ProgramElementDoc[] pgmarr = new ProgramElementDoc[list.size()];
for (int i = 0; i < list.size(); i++) {
pgmarr[i] = list.get(i);
}
return pgmarr;
}
/**
* Return true if a non-public member found in the given array.
*
* @param members Array of members to look into.
* @return boolean True if non-public member found, false otherwise.
*/
public static boolean nonPublicMemberFound(ProgramElementDoc[] members) {
for (int i = 0; i < members.length; i++) {
if (!members[i].isPublic()) {
return true;
}
}
return false;
}
/**
* Search for the given method in the given class.
*
* @param cd Class to search into.
* @param method Method to be searched.
* @return MethodDoc Method found, null otherwise.
*/
public static MethodDoc findMethod(ClassDoc cd, MethodDoc method) {
MethodDoc[] methods = cd.methods();
for (int i = 0; i < methods.length; i++) {
if (executableMembersEqual(method, methods[i])) {
return methods[i];
}
}
return null;
}
/**
* @param member1 the first method to compare.
* @param member2 the second method to compare.
* @return true if member1 overrides/hides or is overriden/hidden by member2.
*/
public static boolean executableMembersEqual(ExecutableMemberDoc member1,
ExecutableMemberDoc member2) {
if (! (member1 instanceof MethodDoc && member2 instanceof MethodDoc))
return false;
MethodDoc method1 = (MethodDoc) member1;
MethodDoc method2 = (MethodDoc) member2;
if (method1.isStatic() && method2.isStatic()) {
Parameter[] targetParams = method1.parameters();
Parameter[] currentParams;
if (method1.name().equals(method2.name()) &&
(currentParams = method2.parameters()).length ==
targetParams.length) {
int j;
for (j = 0; j < targetParams.length; j++) {
if (! (targetParams[j].typeName().equals(
currentParams[j].typeName()) ||
currentParams[j].type() instanceof TypeVariable ||
targetParams[j].type() instanceof TypeVariable)) {
break;
}
}
if (j == targetParams.length) {
return true;
}
}
return false;
} else {
return method1.overrides(method2) ||
method2.overrides(method1) ||
member1 == member2;
}
}
/**
* According to
* The Java™ Language Specification,
* all the outer classes and static inner classes are core classes.
*/
public static boolean isCoreClass(ClassDoc cd) {
return cd.containingClass() == null || cd.isStatic();
}
public static boolean matches(ProgramElementDoc doc1,
ProgramElementDoc doc2) {
if (doc1 instanceof ExecutableMemberDoc &&
doc2 instanceof ExecutableMemberDoc) {
ExecutableMemberDoc ed1 = (ExecutableMemberDoc)doc1;
ExecutableMemberDoc ed2 = (ExecutableMemberDoc)doc2;
return executableMembersEqual(ed1, ed2);
} else {
return doc1.name().equals(doc2.name());
}
}
/**
* Copy the given directory contents from the source package directory
* to the generated documentation directory. For example for a package
* java.lang this method find out the source location of the package using
* {@link SourcePath} and if given directory is found in the source
* directory structure, copy the entire directory, to the generated
* documentation hierarchy.
*
* @param configuration The configuration of the current doclet.
* @param path The relative path to the directory to be copied.
* @param dir The original directory name to copy from.
* @param overwrite Overwrite files if true.
*/
public static void copyDocFiles(Configuration configuration, PackageDoc pd) {
copyDocFiles(configuration, DocPath.forPackage(pd).resolve(DocPaths.DOC_FILES));
}
public static void copyDocFiles(Configuration configuration, DocPath dir) {
try {
boolean first = true;
for (DocFile f : DocFile.list(configuration, StandardLocation.SOURCE_PATH, dir)) {
if (!f.isDirectory()) {
continue;
}
DocFile srcdir = f;
DocFile destdir = DocFile.createFileForOutput(configuration, dir);
if (srcdir.isSameFile(destdir)) {
continue;
}
for (DocFile srcfile: srcdir.list()) {
DocFile destfile = destdir.resolve(srcfile.getName());
if (srcfile.isFile()) {
if (destfile.exists() && !first) {
configuration.message.warning((SourcePosition) null,
"doclet.Copy_Overwrite_warning",
srcfile.getPath(), destdir.getPath());
} else {
configuration.message.notice(
"doclet.Copying_File_0_To_Dir_1",
srcfile.getPath(), destdir.getPath());
destfile.copyFile(srcfile);
}
} else if (srcfile.isDirectory()) {
if (configuration.copydocfilesubdirs
&& !configuration.shouldExcludeDocFileDir(srcfile.getName())) {
copyDocFiles(configuration, dir.resolve(srcfile.getName()));
}
}
}
first = false;
}
} catch (SecurityException exc) {
throw new DocletAbortException(exc);
} catch (IOException exc) {
throw new DocletAbortException(exc);
}
}
/**
* We want the list of types in alphabetical order. However, types are not
* comparable. We need a comparator for now.
*/
private static class TypeComparator implements Comparator {
public int compare(Type type1, Type type2) {
return type1.qualifiedTypeName().compareToIgnoreCase(
type2.qualifiedTypeName());
}
}
/**
* For the class return all implemented interfaces including the
* superinterfaces of the implementing interfaces, also iterate over for
* all the superclasses. For interface return all the extended interfaces
* as well as superinterfaces for those extended interfaces.
*
* @param type type whose implemented or
* super interfaces are sought.
* @param configuration the current configuration of the doclet.
* @param sort if true, return list of interfaces sorted alphabetically.
* @return List of all the required interfaces.
*/
public static List getAllInterfaces(Type type,
Configuration configuration, boolean sort) {
Map results = sort ? new TreeMap() : new LinkedHashMap();
Type[] interfaceTypes = null;
Type superType = null;
if (type instanceof ParameterizedType) {
interfaceTypes = ((ParameterizedType) type).interfaceTypes();
superType = ((ParameterizedType) type).superclassType();
} else if (type instanceof ClassDoc) {
interfaceTypes = ((ClassDoc) type).interfaceTypes();
superType = ((ClassDoc) type).superclassType();
} else {
interfaceTypes = type.asClassDoc().interfaceTypes();
superType = type.asClassDoc().superclassType();
}
for (int i = 0; i < interfaceTypes.length; i++) {
Type interfaceType = interfaceTypes[i];
ClassDoc interfaceClassDoc = interfaceType.asClassDoc();
if (! (interfaceClassDoc.isPublic() ||
(configuration == null ||
isLinkable(interfaceClassDoc, configuration)))) {
continue;
}
results.put(interfaceClassDoc, interfaceType);
List superInterfaces = getAllInterfaces(interfaceType, configuration, sort);
for (Iterator iter = superInterfaces.iterator(); iter.hasNext(); ) {
Type t = iter.next();
results.put(t.asClassDoc(), t);
}
}
if (superType == null)
return new ArrayList(results.values());
//Try walking the tree.
addAllInterfaceTypes(results,
superType,
interfaceTypesOf(superType),
false, configuration);
List resultsList = new ArrayList(results.values());
if (sort) {
Collections.sort(resultsList, new TypeComparator());
}
return resultsList;
}
private static Type[] interfaceTypesOf(Type type) {
if (type instanceof AnnotatedType)
type = ((AnnotatedType)type).underlyingType();
return type instanceof ClassDoc ?
((ClassDoc)type).interfaceTypes() :
((ParameterizedType)type).interfaceTypes();
}
public static List getAllInterfaces(Type type, Configuration configuration) {
return getAllInterfaces(type, configuration, true);
}
private static void findAllInterfaceTypes(Map results, ClassDoc c, boolean raw,
Configuration configuration) {
Type superType = c.superclassType();
if (superType == null)
return;
addAllInterfaceTypes(results, superType,
interfaceTypesOf(superType),
raw, configuration);
}
private static void findAllInterfaceTypes(Map results, ParameterizedType p,
Configuration configuration) {
Type superType = p.superclassType();
if (superType == null)
return;
addAllInterfaceTypes(results, superType,
interfaceTypesOf(superType),
false, configuration);
}
private static void addAllInterfaceTypes(Map results, Type type,
Type[] interfaceTypes, boolean raw,
Configuration configuration) {
for (int i = 0; i < interfaceTypes.length; i++) {
Type interfaceType = interfaceTypes[i];
ClassDoc interfaceClassDoc = interfaceType.asClassDoc();
if (! (interfaceClassDoc.isPublic() ||
(configuration != null &&
isLinkable(interfaceClassDoc, configuration)))) {
continue;
}
if (raw)
interfaceType = interfaceType.asClassDoc();
results.put(interfaceClassDoc, interfaceType);
List superInterfaces = getAllInterfaces(interfaceType, configuration);
for (Iterator iter = superInterfaces.iterator(); iter.hasNext(); ) {
Type superInterface = iter.next();
results.put(superInterface.asClassDoc(), superInterface);
}
}
if (type instanceof AnnotatedType)
type = ((AnnotatedType)type).underlyingType();
if (type instanceof ParameterizedType)
findAllInterfaceTypes(results, (ParameterizedType) type, configuration);
else if (((ClassDoc) type).typeParameters().length == 0)
findAllInterfaceTypes(results, (ClassDoc) type, raw, configuration);
else
findAllInterfaceTypes(results, (ClassDoc) type, true, configuration);
}
/**
* Enclose in quotes, used for paths and filenames that contains spaces
*/
public static String quote(String filepath) {
return ("\"" + filepath + "\"");
}
/**
* Given a package, return its name.
* @param packageDoc the package to check.
* @return the name of the given package.
*/
public static String getPackageName(PackageDoc packageDoc) {
return packageDoc == null || packageDoc.name().length() == 0 ?
DocletConstants.DEFAULT_PACKAGE_NAME : packageDoc.name();
}
/**
* Given a package, return its file name without the extension.
* @param packageDoc the package to check.
* @return the file name of the given package.
*/
public static String getPackageFileHeadName(PackageDoc packageDoc) {
return packageDoc == null || packageDoc.name().length() == 0 ?
DocletConstants.DEFAULT_PACKAGE_FILE_NAME : packageDoc.name();
}
/**
* Given a string, replace all occurrences of 'newStr' with 'oldStr'.
* @param originalStr the string to modify.
* @param oldStr the string to replace.
* @param newStr the string to insert in place of the old string.
*/
public static String replaceText(String originalStr, String oldStr,
String newStr) {
if (oldStr == null || newStr == null || oldStr.equals(newStr)) {
return originalStr;
}
return originalStr.replace(oldStr, newStr);
}
/**
* Given an annotation, return true if it should be documented and false
* otherwise.
*
* @param annotationDoc the annotation to check.
*
* @return true return true if it should be documented and false otherwise.
*/
public static boolean isDocumentedAnnotation(AnnotationTypeDoc annotationDoc) {
AnnotationDesc[] annotationDescList = annotationDoc.annotations();
for (int i = 0; i < annotationDescList.length; i++) {
if (annotationDescList[i].annotationType().qualifiedName().equals(
java.lang.annotation.Documented.class.getName())){
return true;
}
}
return false;
}
private static boolean isDeclarationTarget(AnnotationDesc targetAnno) {
// The error recovery steps here are analogous to TypeAnnotations
ElementValuePair[] elems = targetAnno.elementValues();
if (elems == null
|| elems.length != 1
|| !"value".equals(elems[0].element().name())
|| !(elems[0].value().value() instanceof AnnotationValue[]))
return true; // error recovery
AnnotationValue[] values = (AnnotationValue[])elems[0].value().value();
for (int i = 0; i < values.length; i++) {
Object value = values[i].value();
if (!(value instanceof FieldDoc))
return true; // error recovery
FieldDoc eValue = (FieldDoc)value;
if (Util.isJava5DeclarationElementType(eValue)) {
return true;
}
}
return false;
}
/**
* Returns true if the {@code annotationDoc} is to be treated
* as a declaration annotation, when targeting the
* {@code elemType} element type.
*
* @param annotationDoc the annotationDoc to check
* @param elemType the targeted elemType
* @return true if annotationDoc is a declaration annotation
*/
public static boolean isDeclarationAnnotation(AnnotationTypeDoc annotationDoc,
boolean isJava5DeclarationLocation) {
if (!isJava5DeclarationLocation)
return false;
AnnotationDesc[] annotationDescList = annotationDoc.annotations();
// Annotations with no target are treated as declaration as well
if (annotationDescList.length==0)
return true;
for (int i = 0; i < annotationDescList.length; i++) {
if (annotationDescList[i].annotationType().qualifiedName().equals(
java.lang.annotation.Target.class.getName())) {
if (isDeclarationTarget(annotationDescList[i]))
return true;
}
}
return false;
}
/**
* Return true if this class is linkable and false if we can't link to the
* desired class.
*
* NOTE: You can only link to external classes if they are public or
* protected.
*
* @param classDoc the class to check.
* @param configuration the current configuration of the doclet.
*
* @return true if this class is linkable and false if we can't link to the
* desired class.
*/
public static boolean isLinkable(ClassDoc classDoc,
Configuration configuration) {
return
((classDoc.isIncluded() && configuration.isGeneratedDoc(classDoc))) ||
(configuration.extern.isExternal(classDoc) &&
(classDoc.isPublic() || classDoc.isProtected()));
}
/**
* Given a class, return the closest visible super class.
*
* @param classDoc the class we are searching the parent for.
* @param configuration the current configuration of the doclet.
* @return the closest visible super class. Return null if it cannot
* be found (i.e. classDoc is java.lang.Object).
*/
public static Type getFirstVisibleSuperClass(ClassDoc classDoc,
Configuration configuration) {
if (classDoc == null) {
return null;
}
Type sup = classDoc.superclassType();
ClassDoc supClassDoc = classDoc.superclass();
while (sup != null &&
(! (supClassDoc.isPublic() ||
isLinkable(supClassDoc, configuration))) ) {
if (supClassDoc.superclass().qualifiedName().equals(supClassDoc.qualifiedName()))
break;
sup = supClassDoc.superclassType();
supClassDoc = supClassDoc.superclass();
}
if (classDoc.equals(supClassDoc)) {
return null;
}
return sup;
}
/**
* Given a class, return the closest visible super class.
*
* @param classDoc the class we are searching the parent for.
* @param configuration the current configuration of the doclet.
* @return the closest visible super class. Return null if it cannot
* be found (i.e. classDoc is java.lang.Object).
*/
public static ClassDoc getFirstVisibleSuperClassCD(ClassDoc classDoc,
Configuration configuration) {
if (classDoc == null) {
return null;
}
ClassDoc supClassDoc = classDoc.superclass();
while (supClassDoc != null &&
(! (supClassDoc.isPublic() ||
isLinkable(supClassDoc, configuration))) ) {
supClassDoc = supClassDoc.superclass();
}
if (classDoc.equals(supClassDoc)) {
return null;
}
return supClassDoc;
}
/**
* Given a ClassDoc, return the name of its type (Class, Interface, etc.).
*
* @param cd the ClassDoc to check.
* @param lowerCaseOnly true if you want the name returned in lower case.
* If false, the first letter of the name is capitalized.
* @return
*/
public static String getTypeName(Configuration config,
ClassDoc cd, boolean lowerCaseOnly) {
String typeName = "";
if (cd.isOrdinaryClass()) {
typeName = "doclet.Class";
} else if (cd.isInterface()) {
typeName = "doclet.Interface";
} else if (cd.isException()) {
typeName = "doclet.Exception";
} else if (cd.isError()) {
typeName = "doclet.Error";
} else if (cd.isAnnotationType()) {
typeName = "doclet.AnnotationType";
} else if (cd.isEnum()) {
typeName = "doclet.Enum";
}
return config.getText(
lowerCaseOnly ? StringUtils.toLowerCase(typeName) : typeName);
}
/**
* Replace all tabs in a string with the appropriate number of spaces.
* The string may be a multi-line string.
* @param configuration the doclet configuration defining the setting for the
* tab length.
* @param text the text for which the tabs should be expanded
* @return the text with all tabs expanded
*/
public static String replaceTabs(Configuration configuration, String text) {
if (text.indexOf("\t") == -1)
return text;
final int tabLength = configuration.sourcetab;
final String whitespace = configuration.tabSpaces;
final int textLength = text.length();
StringBuilder result = new StringBuilder(textLength);
int pos = 0;
int lineLength = 0;
for (int i = 0; i < textLength; i++) {
char ch = text.charAt(i);
switch (ch) {
case '\n': case '\r':
lineLength = 0;
break;
case '\t':
result.append(text, pos, i);
int spaceCount = tabLength - lineLength % tabLength;
result.append(whitespace, 0, spaceCount);
lineLength += spaceCount;
pos = i + 1;
break;
default:
lineLength++;
}
}
result.append(text, pos, textLength);
return result.toString();
}
public static String normalizeNewlines(String text) {
StringBuilder sb = new StringBuilder();
final int textLength = text.length();
final String NL = DocletConstants.NL;
int pos = 0;
for (int i = 0; i < textLength; i++) {
char ch = text.charAt(i);
switch (ch) {
case '\n':
sb.append(text, pos, i);
sb.append(NL);
pos = i + 1;
break;
case '\r':
sb.append(text, pos, i);
sb.append(NL);
if (i + 1 < textLength && text.charAt(i + 1) == '\n')
i++;
pos = i + 1;
break;
}
}
sb.append(text, pos, textLength);
return sb.toString();
}
/**
* The documentation for values() and valueOf() in Enums are set by the
* doclet.
*/
public static void setEnumDocumentation(Configuration configuration,
ClassDoc classDoc) {
MethodDoc[] methods = classDoc.methods();
for (int j = 0; j < methods.length; j++) {
MethodDoc currentMethod = methods[j];
if (currentMethod.name().equals("values") &&
currentMethod.parameters().length == 0) {
StringBuilder sb = new StringBuilder();
sb.append(configuration.getText("doclet.enum_values_doc.main", classDoc.name()));
sb.append("\n@return ");
sb.append(configuration.getText("doclet.enum_values_doc.return"));
currentMethod.setRawCommentText(sb.toString());
} else if (currentMethod.name().equals("valueOf") &&
currentMethod.parameters().length == 1) {
Type paramType = currentMethod.parameters()[0].type();
if (paramType != null &&
paramType.qualifiedTypeName().equals(String.class.getName())) {
StringBuilder sb = new StringBuilder();
sb.append(configuration.getText("doclet.enum_valueof_doc.main", classDoc.name()));
sb.append("\n@param name ");
sb.append(configuration.getText("doclet.enum_valueof_doc.param_name"));
sb.append("\n@return ");
sb.append(configuration.getText("doclet.enum_valueof_doc.return"));
sb.append("\n@throws IllegalArgumentException ");
sb.append(configuration.getText("doclet.enum_valueof_doc.throws_ila"));
sb.append("\n@throws NullPointerException ");
sb.append(configuration.getText("doclet.enum_valueof_doc.throws_npe"));
currentMethod.setRawCommentText(sb.toString());
}
}
}
}
/**
* Return true if the given Doc is deprecated.
*
* @param doc the Doc to check.
* @return true if the given Doc is deprecated.
*/
public static boolean isDeprecated(Doc doc) {
if (doc.tags("deprecated").length > 0) {
return true;
}
AnnotationDesc[] annotationDescList;
if (doc instanceof PackageDoc)
annotationDescList = ((PackageDoc)doc).annotations();
else
annotationDescList = ((ProgramElementDoc)doc).annotations();
for (int i = 0; i < annotationDescList.length; i++) {
if (annotationDescList[i].annotationType().qualifiedName().equals(
java.lang.Deprecated.class.getName())){
return true;
}
}
return false;
}
/**
* A convenience method to get property name from the name of the
* getter or setter method.
* @param name name of the getter or setter method.
* @return the name of the property of the given setter of getter.
*/
public static String propertyNameFromMethodName(Configuration configuration, String name) {
String propertyName = null;
if (name.startsWith("get") || name.startsWith("set")) {
propertyName = name.substring(3);
} else if (name.startsWith("is")) {
propertyName = name.substring(2);
}
if ((propertyName == null) || propertyName.isEmpty()){
return "";
}
return propertyName.substring(0, 1).toLowerCase(configuration.getLocale())
+ propertyName.substring(1);
}
/**
* In case of JavaFX mode on, filters out classes that are private,
* package private or having the @treatAsPrivate annotation. Those are not
* documented in JavaFX mode.
*
* @param classes array of classes to be filtered.
* @param javafx set to true if in JavaFX mode.
* @return list of filtered classes.
*/
public static ClassDoc[] filterOutPrivateClasses(final ClassDoc[] classes,
boolean javafx) {
if (!javafx) {
return classes;
}
final List filteredOutClasses =
new ArrayList(classes.length);
for (ClassDoc classDoc : classes) {
if (classDoc.isPrivate() || classDoc.isPackagePrivate()) {
continue;
}
Tag[] aspTags = classDoc.tags("treatAsPrivate");
if (aspTags != null && aspTags.length > 0) {
continue;
}
filteredOutClasses.add(classDoc);
}
return filteredOutClasses.toArray(new ClassDoc[0]);
}
/**
* Test whether the given FieldDoc is one of the declaration annotation ElementTypes
* defined in Java 5.
* Instead of testing for one of the new enum constants added in Java 8, test for
* the old constants. This prevents bootstrapping problems.
*
* @param elt The FieldDoc to test
* @return true, iff the given ElementType is one of the constants defined in Java 5
* @since 1.8
*/
public static boolean isJava5DeclarationElementType(FieldDoc elt) {
return elt.name().contentEquals(ElementType.ANNOTATION_TYPE.name()) ||
elt.name().contentEquals(ElementType.CONSTRUCTOR.name()) ||
elt.name().contentEquals(ElementType.FIELD.name()) ||
elt.name().contentEquals(ElementType.LOCAL_VARIABLE.name()) ||
elt.name().contentEquals(ElementType.METHOD.name()) ||
elt.name().contentEquals(ElementType.PACKAGE.name()) ||
elt.name().contentEquals(ElementType.PARAMETER.name()) ||
elt.name().contentEquals(ElementType.TYPE.name());
}
}