/**
* Split a string based on the presence of a specified separator. Returns an array of arbitrary
* length. The end of each element in the array is indicated by the separator of the end of the
* string. If there is a separator immediately before the end of the string, the final element
* will be empty. None of the strings will contain the separator. Useful when separating strings
* such as "foo/bar/bas" using separator "/".
*
* @param sep The separator.
* @param s The string to split.
* @return An array of strings. Each string in the array is determined by the location of the
* provided sep in the original string, s. Whitespace not stripped.
*/
private String[] splitSeparator(String sep, String s) {
Vector v = new Vector();
int tokenStart = 0;
int tokenEnd = 0;
while ((tokenEnd = s.indexOf(sep, tokenStart)) != -1) {
v.addElement(s.substring(tokenStart, tokenEnd));
tokenStart = tokenEnd + 1;
}
// Add the final element.
v.addElement(s.substring(tokenStart));
String[] retVal = new String[v.size()];
v.copyInto(retVal);
return retVal;
}
/** Return an enumeration of all the accessible applets on this page. */
public Enumeration getApplets() {
AppletSecurity security = (AppletSecurity) System.getSecurityManager();
Vector v = new Vector();
SocketPermission panelSp = new SocketPermission(panel.getCodeBase().getHost(), "connect");
for (Enumeration e = appletPanels.elements(); e.hasMoreElements(); ) {
AppletPanel p = (AppletPanel) e.nextElement();
if (p.getDocumentBase().equals(panel.getDocumentBase())) {
SocketPermission sp = new SocketPermission(p.getCodeBase().getHost(), "connect");
if (panelSp.implies(sp)) {
v.addElement(p.applet);
}
}
}
return v.elements();
}
/** Get an applet by name. */
public Applet getApplet(String name) {
AppletSecurity security = (AppletSecurity) System.getSecurityManager();
name = name.toLowerCase();
SocketPermission panelSp = new SocketPermission(panel.getCodeBase().getHost(), "connect");
for (Enumeration e = appletPanels.elements(); e.hasMoreElements(); ) {
AppletPanel p = (AppletPanel) e.nextElement();
String param = p.getParameter("name");
if (param != null) {
param = param.toLowerCase();
}
if (name.equals(param) && p.getDocumentBase().equals(panel.getDocumentBase())) {
SocketPermission sp = new SocketPermission(p.getCodeBase().getHost(), "connect");
if (panelSp.implies(sp)) {
return p.applet;
}
}
}
return null;
}
/** How many applets are running? */
public static int countApplets() {
return appletPanels.size();
}