/**
* Builds the full URI path to this resource method.
*
* @return the full URI path to this resource method.
*/
public String getFullpath() {
List<String> subpaths = new ArrayList<String>();
if (getSubpath() != null) {
subpaths.add(0, getSubpath());
}
Resource parent = getParent();
while (parent != null) {
subpaths.add(0, parent.getPath());
parent = parent.getParent();
}
StringBuilder builder = new StringBuilder();
for (String subpath : subpaths) {
subpath = subpath.trim();
if (!subpath.startsWith("/")) {
subpath = '/' + subpath;
}
while (subpath.endsWith("/")) {
subpath = subpath.substring(0, subpath.length() - 1);
}
subpath = scrubParamNames(subpath);
builder.append(subpath);
}
return builder.toString();
}
/**
* The servlet pattern that can be applied to access this resource method.
*
* @return The servlet pattern that can be applied to access this resource method.
*/
public String getServletPattern() {
StringBuilder builder = new StringBuilder();
String fullPath = getFullpath();
Matcher pathParamMatcher = CONTEXT_PARAM_PATTERN.matcher(fullPath);
if (pathParamMatcher.find()) {
builder.append(fullPath, 0, pathParamMatcher.start()).append("*");
} else {
builder.append(fullPath);
}
return builder.toString();
}
/**
* Scrubs the path parameters names from the specified subpath.
*
* @param subpath The subpath.
* @return The scrubbed path.
*/
protected static String scrubParamNames(String subpath) {
StringBuilder builder = new StringBuilder(subpath.length());
int charIndex = 0;
int inBrace = 0;
boolean definingRegexp = false;
while (charIndex < subpath.length()) {
char ch = subpath.charAt(charIndex++);
if (ch == '{') {
inBrace++;
} else if (ch == '}') {
inBrace--;
if (inBrace == 0) {
definingRegexp = false;
}
} else if (inBrace == 1 && ch == ':') {
definingRegexp = true;
}
if (!definingRegexp) {
builder.append(ch);
}
}
return builder.toString();
}
