public void copySub(String from, String to) {
int start = 0;
int end = unrolled.size(); // copy to the end if unspecified
Integer t = (Integer) partMap.get(from);
Debug.output(1, "Unroller.copySub: from " + from + " to " + to);
if (t != null) {
start = t.intValue();
}
t = (Integer) partMap.get(to);
if (t != null) {
end = t.intValue();
}
Debug.output(
1, "Unroller.copySub: start " + start + " end " + end + " size " + unrolled.size());
ArrayList temp = new ArrayList(unrolled.subList(start, end));
unrolled.addAll(temp);
}
/**
* Load the named file from the named directory into the given <code>Properties</code> instance.
* If the file is not found a warning is issued. If an IOException occurs, a fatal error is
* printed.
*
* @param props the instance to receive the loaded properties
* @param dir the directory where the properties file resides
* @param file the name of the file
* @return true if the properties file exists and was loaded.
*/
public static boolean loadProperties(Properties props, String dir, String file) {
File propsFile = new File(dir, file);
try {
InputStream propsStream = new FileInputStream(propsFile);
props.load(propsStream);
if (Debug.debugging("properties")) {
Debug.output("PropUtils: Found " + propsFile);
}
return true;
} catch (java.io.FileNotFoundException e) {
if (Debug.debugging("properties")) {
Debug.output("PropUtils: File not found - \"" + propsFile + "\"");
}
} catch (java.io.IOException e) {
Debug.error("PropUtils: Caught IO Exception reading \"" + propsFile + "\"");
e.printStackTrace();
} catch (java.security.AccessControlException ace) {
}
return false;
}
/**
* Parse a list of marker names from a space separated list within a String.
*
* <p>
*
* @param markerList a string containing a space delimited list of marker names.
* @param delim the list of tokens to look for which separate the list elements.
* @return Vector of marker names.
*/
public static Vector parseMarkers(String markerList, String delim) {
Vector vector = null;
if (markerList == null) {
Debug.message("propertiesdetail", "PropUtils: marker list null!");
return new Vector(0);
}
if (Debug.debugging("propertiesdetail")) {
Debug.output("PropertyHandler: parsing marker list |" + markerList + "|");
}
// First, get rid of the quotation marks;
markerList = markerList.replace('\"', '\0');
// Next, tokenize the space delimited string
StringTokenizer tokens = new StringTokenizer(markerList, delim);
vector = new Vector(tokens.countTokens());
while (tokens.hasMoreTokens()) {
String name = tokens.nextToken().trim();
vector.addElement(name);
}
return vector;
}
// forget previous ID
public void forget(String id) {
Debug.output(1, "Unroller.forget: " + id);
partMap.remove(id);
}
// remember where you are by ID
public void remember(String id) {
Debug.output(1, "Unroller.remember: " + id + " at " + unrolled.size());
partMap.put(id, new Integer(unrolled.size()));
}
/**
* Returns a URL that names either a resource, a local file, or an internet URL.
*
* @param askingClass the class asking for the URL. Can be null.
* @param name name of the resource, file or URL.
* @throws java.net.MalformedURLException
* @return URL
*/
public static URL getResourceOrFileOrURL(Class askingClass, String name)
throws java.net.MalformedURLException {
boolean DEBUG = Debug.debugging("proputils");
if (name == null) {
if (DEBUG) Debug.output("PropUtils.getROFOU(): null file name");
return null;
}
URL retval = null;
if (DEBUG) Debug.output("PropUtils.getROFOU(): looking for " + name);
if (askingClass != null) {
// First see if we have a resource by that name
if (DEBUG) Debug.output("PropUtils.getROFOU(): checking as resource");
retval = askingClass.getResource(name);
}
if (retval == null) {
// Check the general classpath...
if (DEBUG) Debug.output("PropUtils.getROFOU(): checking in general classpath");
retval = Thread.currentThread().getContextClassLoader().getResource(name);
}
if (retval == null && !Environment.isApplet()) {
// Check the classpath plus the share directory, which may
// be in the openmap.jar file or in the development
// environment.
if (DEBUG) Debug.output("PropUtils.getROFOU(): checking with ClassLoader");
retval = ClassLoader.getSystemResource("share/" + name);
}
if (retval == null && Environment.isApplet()) {
if (DEBUG) Debug.output("PropUtils.getROFOU(): checking with URLClassLoader");
URL[] cba = new URL[1];
cba[0] = Environment.getApplet().getCodeBase();
URLClassLoader ucl = URLClassLoader.newInstance(cba);
retval = ucl.getResource(name);
}
// If there was no resource by that name available
if (retval == null) {
if (DEBUG) Debug.output("PropUtils.getROFOU(): not found as resource");
try {
java.io.File file = new java.io.File(name);
if (file.exists()) {
retval = file.toURL();
if (DEBUG) Debug.output("PropUtils.getROFOU(): found as file :)");
} else {
// Otherwise treat it as a raw URL.
if (DEBUG) Debug.output("PropUtils.getROFOU(): Not a file, checking as URL");
retval = new URL(name);
java.io.InputStream is = retval.openStream();
is.close();
if (DEBUG) Debug.output("PropUtils.getROFOU(): OK as URL :)");
}
} catch (java.io.IOException ioe) {
retval = null;
} catch (java.security.AccessControlException ace) {
Debug.error("PropUtils: AccessControlException trying to access " + name);
retval = null;
} catch (Exception e) {
Debug.error("PropUtils: caught exception " + e.getMessage());
retval = null;
}
}
if (DEBUG) {
if (retval != null) {
Debug.output("Resource " + name + "=" + retval.toString());
} else {
Debug.output("Resource " + name + " can't be found...");
}
}
return retval;
}
