/**
* Given an array of <code>Tag</code>s representing this custom tag, return its string
* representation.
*
* @param tags the array of <code>Tag</code>s representing of this custom tag.
*/
public String toString(Tag[] tags) {
StringBuffer ret;
if (0 == tags.length) return (null);
else {
ret = new StringBuffer(512);
for (int i = 0; i < tags.length; i++) {
if (i > 0) ret.append("<br>\n");
ret.append(format(tags[i].text()));
}
return (ret.toString());
}
}
/* Do unicode to ansi C identifier conversion.
%%% This may not be right, but should be called more often. */
protected final String nameToIdentifier(String name) {
int len = name.length();
StringBuffer buf = new StringBuffer(len);
for (int i = 0; i < len; i++) {
char c = name.charAt(i);
if (isASCIILetterOrDigit(c)) buf.append(c);
else if (c == '/') buf.append('_');
else if (c == '.') buf.append('_');
else if (c == '_') buf.append("_1");
else if (c == ';') buf.append("_2");
else if (c == '[') buf.append("_3");
else buf.append("_0" + ((int) c));
}
return new String(buf);
}
private String makeSignature(boolean full) {
StringBuffer result = new StringBuffer();
result.append("(");
for (List<Type> types = sym.type.getParameterTypes(); types.nonEmpty(); ) {
Type t = (Type) types.head;
result.append(TypeMaker.getTypeString(env, t, full));
types = types.tail;
if (types.nonEmpty()) {
result.append(", ");
}
}
if (isVarArgs()) {
int len = result.length();
result.replace(len - 2, len, "...");
}
result.append(")");
return result.toString();
}
/**
* Given a string, replace all tabs with the appropriate number of spaces.
*
* @param tabLength the length of each tab.
* @param s the String to scan.
*/
public static void replaceTabs(int tabLength, StringBuffer s) {
int index, col;
StringBuffer whitespace;
while ((index = s.indexOf("\t")) != -1) {
whitespace = new StringBuffer();
col = index;
do {
whitespace.append(" ");
col++;
} while ((col % tabLength) != 0);
s.replace(index, index + 1, whitespace.toString());
}
}
/**
* Computing the hash for a method is useful so as to create an alternate key from the method name
* + signature.
*
* @param qualifiedMethodName
* @param methodSignature
* @return
*/
public static String computeHash(String qualifiedMethodName, String methodSignature) {
String fullMethodName = qualifiedMethodName + methodSignature;
byte[] bytes = fullMethodName.getBytes();
md5.reset();
md5.update(bytes);
byte[] messageBytes = md5.digest();
StringBuffer message = new StringBuffer();
for (byte aByte : messageBytes) {
String expanded = Integer.toHexString(0xFF & aByte);
if (expanded.length() == 1) {
// normalize length of all strings
message.append("0");
}
message.append(expanded);
}
return message.toString();
}
/**
* Format the given string to appear "as is" within a JavaDoc comment. This method is more
* complicated than it needs to be, since you might say why not just use PRE tags surrounding the
* text. Unfortunately, PRE is a block level tag that breaks the flow of text, preventing inline
* operation. Instead we manually format the whitespace (actually just spaces and newlines) within
* the string to preserve the format.
*/
protected String format(String s) {
int base;
int offset;
StringBuffer ret;
ret = new StringBuffer(512);
base = 0;
offset = 0;
while (-1 != (offset = s.indexOf('\n', base))) {
ret.append(Translate.encode(s.substring(base, offset)));
ret.append("<br>\n");
base = offset + 1;
}
if (base != s.length()) ret.append(Translate.encode(s.substring(base)));
s = ret.toString();
ret.setLength(0);
for (int i = 0; i < s.length(); i++)
if (' ' == s.charAt(i)) ret.append(" ");
else ret.append(s.charAt(i));
return (ret.toString());
}
/**
* Get Html Hyper Link string.
*
* @param link String name of the file.
* @param where Position of the link in the file. Character '#' is not needed.
* @param label Tag for the link.
* @param bold Boolean that sets label to bold.
* @param stylename String style of text defined in style sheet.
* @param title String that describes the link's content for accessibility.
* @param target Target frame.
* @return String Hyper Link.
*/
public String getHyperLink(
String link,
String where,
String label,
boolean bold,
String stylename,
String title,
String target) {
StringBuffer retlink = new StringBuffer();
retlink.append("<A HREF=\"");
retlink.append(link);
if (where != null && where.length() != 0) {
retlink.append("#");
retlink.append(where);
}
retlink.append("\"");
if (title != null && title.length() != 0) {
retlink.append(" title=\"" + title + "\"");
}
if (target != null && target.length() != 0) {
retlink.append(" target=\"" + target + "\"");
}
retlink.append(">");
if (stylename != null && stylename.length() != 0) {
retlink.append("<FONT CLASS=\"");
retlink.append(stylename);
retlink.append("\">");
}
if (bold) {
retlink.append("<B>");
}
retlink.append(label);
if (bold) {
retlink.append("</B>");
}
if (stylename != null && stylename.length() != 0) {
retlink.append("</FONT>");
}
retlink.append("</A>");
return retlink.toString();
}