/**
* Write the XML representation of the API to a file.
*
* @param root the RootDoc object passed by Javadoc
* @return true if no problems encountered
*/
public static boolean writeXML(RootDoc root) {
String tempFileName = outputFileName;
if (outputDirectory != null) {
tempFileName = outputDirectory;
if (!tempFileName.endsWith(JDiff.DIR_SEP)) tempFileName += JDiff.DIR_SEP;
tempFileName += outputFileName;
}
try {
FileOutputStream fos = new FileOutputStream(tempFileName);
outputFile = new PrintWriter(fos);
System.out.println("JDiff: writing the API to file '" + tempFileName + "'...");
if (root.specifiedPackages().length != 0 || root.specifiedClasses().length != 0) {
RootDocToXML apiWriter = new RootDocToXML();
apiWriter.emitXMLHeader();
apiWriter.logOptions();
apiWriter.processPackages(root);
apiWriter.emitXMLFooter();
}
outputFile.close();
} catch (IOException e) {
System.out.println("IO Error while attempting to create " + tempFileName);
System.out.println("Error: " + e.getMessage());
System.exit(1);
}
// If validation is desired, write out the appropriate api.xsd file
// in the same directory as the XML file.
if (XMLToAPI.validateXML) {
writeXSD();
}
return true;
}
/**
* Add at least the first sentence from a doc block for a package to the API. This is used by the
* report generator if no comment is provided. The default source tree may not include the
* package.html files, so this may be unavailable in many cases. Need to make sure that HTML tags
* are not confused with XML tags. This could be done by stuffing the < character to another
* string or by handling HTML in the parser. This second option is neater. Note that XML expects
* all element tags to have either a closing "/>" or a matching end element tag. Due to the
* difficulties of converting incorrect HTML to XHTML, the first option is used.
*/
public void addPkgDocumentation(RootDoc root, PackageDoc pd, int indent) {
String rct = null;
String filename = pd.name();
try {
// See if the source path was specified as part of the
// options and prepend it if it was.
String srcLocation = null;
String[][] options = root.options();
for (int opt = 0; opt < options.length; opt++) {
if ((options[opt][0]).compareTo("-sourcepath") == 0) {
srcLocation = options[opt][1];
break;
}
}
filename = filename.replace('.', JDiff.DIR_SEP.charAt(0));
if (srcLocation != null) {
// Make a relative location absolute
if (srcLocation.startsWith("..")) {
String curDir = System.getProperty("user.dir");
while (srcLocation.startsWith("..")) {
srcLocation = srcLocation.substring(3);
int idx = curDir.lastIndexOf(JDiff.DIR_SEP);
curDir = curDir.substring(0, idx + 1);
}
srcLocation = curDir + srcLocation;
}
filename = srcLocation + JDiff.DIR_SEP + filename;
}
// Try both ".htm" and ".html"
filename += JDiff.DIR_SEP + "package.htm";
File f2 = new File(filename);
if (!f2.exists()) {
filename += "l";
}
FileInputStream f = new FileInputStream(filename);
BufferedReader d = new BufferedReader(new InputStreamReader(f));
String str = d.readLine();
// Ignore everything except the lines between <body> elements
boolean inBody = false;
while (str != null) {
if (!inBody) {
if (str.toLowerCase().trim().startsWith("<body")) {
inBody = true;
}
str = d.readLine(); // Get the next line
continue; // Ignore the line
} else {
if (str.toLowerCase().trim().startsWith("</body")) {
inBody = false;
continue; // Ignore the line
}
}
if (rct == null) rct = str + "\n";
else rct += str + "\n";
str = d.readLine();
}
} catch (java.io.FileNotFoundException e) {
// If it doesn't exist, that's fine
if (trace) System.out.println("No package level documentation file at '" + filename + "'");
} catch (java.io.IOException e) {
System.out.println("Error reading file \"" + filename + "\": " + e.getMessage());
System.exit(5);
}
if (rct != null) {
rct = stripNonPrintingChars(rct, (Doc) pd);
rct = rct.trim();
if (rct.compareTo("") != 0
&& rct.indexOf(Comments.placeHolderText) == -1
&& rct.indexOf("InsertOtherCommentsHere") == -1) {
int idx = endOfFirstSentence(rct);
if (idx == 0) return;
for (int i = 0; i < indent; i++) outputFile.print(" ");
outputFile.println("<doc>");
for (int i = 0; i < indent; i++) outputFile.print(" ");
String firstSentence = null;
if (idx == -1) firstSentence = rct;
else firstSentence = rct.substring(0, idx + 1);
String firstSentenceNoTags = API.stuffHTMLTags(firstSentence);
outputFile.println(firstSentenceNoTags);
for (int i = 0; i < indent; i++) outputFile.print(" ");
outputFile.println("</doc>");
}
}
}
/**
* Process each package and the classes/interfaces within it.
*
* @param pd an array of PackageDoc objects
*/
public void processPackages(RootDoc root) {
PackageDoc[] specified_pd = root.specifiedPackages();
Map pdl = new TreeMap();
for (int i = 0; specified_pd != null && i < specified_pd.length; i++) {
pdl.put(specified_pd[i].name(), specified_pd[i]);
}
// Classes may be specified separately, so merge their packages into the
// list of specified packages.
ClassDoc[] cd = root.specifiedClasses();
// This is lists of the specific classes to document
Map classesToUse = new HashMap();
for (int i = 0; cd != null && i < cd.length; i++) {
PackageDoc cpd = cd[i].containingPackage();
if (cpd == null && !packagesOnly) {
// If the RootDoc object has been created from a jar file
// this duplicates classes, so we have to be able to disable it.
// TODO this is still null?
cpd = root.packageNamed("anonymous");
}
String pkgName = cpd.name();
String className = cd[i].name();
if (trace) System.out.println("Found package " + pkgName + " for class " + className);
if (!pdl.containsKey(pkgName)) {
if (trace) System.out.println("Adding new package " + pkgName);
pdl.put(pkgName, cpd);
}
// Keep track of the specific classes to be used for this package
List classes;
if (classesToUse.containsKey(pkgName)) {
classes = (ArrayList) classesToUse.get(pkgName);
} else {
classes = new ArrayList();
}
classes.add(cd[i]);
classesToUse.put(pkgName, classes);
}
PackageDoc[] pd = (PackageDoc[]) pdl.values().toArray(new PackageDoc[0]);
for (int i = 0; pd != null && i < pd.length; i++) {
String pkgName = pd[i].name();
// Check for an exclude tag in the package doc block, but not
// in the package.htm[l] file.
if (!shownElement(pd[i], null)) continue;
if (trace) System.out.println("PROCESSING PACKAGE: " + pkgName);
outputFile.println("<package name=\"" + pkgName + "\">");
int tagCount = pd[i].tags().length;
if (trace) System.out.println("#tags: " + tagCount);
List classList;
if (classesToUse.containsKey(pkgName)) {
// Use only the specified classes in the package
System.out.println("Using the specified classes");
classList = (ArrayList) classesToUse.get(pkgName);
} else {
// Use all classes in the package
classList = new LinkedList(Arrays.asList(pd[i].allClasses()));
}
Collections.sort(classList);
ClassDoc[] classes = new ClassDoc[classList.size()];
classes = (ClassDoc[]) classList.toArray(classes);
processClasses(classes, pkgName);
addPkgDocumentation(root, pd[i], 2);
outputFile.println("</package>");
}
} // processPackages