/**
* A color is a set of 3 values separated by spaces
*
* @param property the property key associated to the color
* @param defaultValue the color to return if the property key is not associated to a color
* @return the color associated to the property key, or <code>defaultValue</code> if there is no
* color associated to the property
*/
public Color getColor(String property, Color defaultValue) {
// TODO enhance error handling
Color color = defaultValue;
String colorValue = getProperty(property);
if (colorValue == null) {
displayError("Property " + property + " not found"); // $NON-NLS-1$ //$NON-NLS-2$
} else {
color = null;
try {
color = TColor.translateColor(colorValue, null);
} catch (Exception e) {
}
if (color == null) {
try {
StringTokenizer tokenizer = new StringTokenizer(colorValue);
int red = Integer.parseInt(tokenizer.nextToken());
int green = Integer.parseInt(tokenizer.nextToken());
int blue = Integer.parseInt(tokenizer.nextToken());
color = new Color(red, green, blue);
} catch (Exception ex) {
displayError("Failed loading color " + property); // $NON-NLS-1$
}
}
}
return color;
}
/**
* Gets the urlClassLoader that enables to access to the objects jar files.
*
* @return an URLClassLoader
*/
public URLClassLoader getObjectsClassLoader() {
if (objectsClassLoader == null) {
try {
if (isExecutionMode()) {
URL[] listUrl = new URL[1];
listUrl[0] = instance.getTangaraPath().toURI().toURL();
objectsClassLoader = new URLClassLoader(listUrl);
} else {
File f = new File(instance.getTangaraPath().getParentFile(), "objects");
File[] list = f.listFiles();
Vector<URL> vector = new Vector<URL>();
for (int i = 0; i < list.length; i++) {
if (list[i].getName().endsWith(".jar")) vector.add(list[i].toURI().toURL());
}
File flib =
new File(
instance.getTangaraPath().getParentFile().getAbsolutePath().replace("\\", "/")
+ "/objects/lib");
File[] listflib = flib.listFiles();
for (int j = 0; j < listflib.length; j++) {
if (listflib[j].getName().endsWith(".jar")) vector.add(listflib[j].toURI().toURL());
}
URL[] listUrl = new URL[vector.size()];
for (int j = 0; j < vector.size(); j++) listUrl[j] = vector.get(j);
objectsClassLoader = new URLClassLoader(listUrl);
}
} catch (Exception e1) {
displayError("URL MAL FORMED " + e1);
return null;
}
}
return objectsClassLoader;
}
/**
* Gets the value of a property in a double format
*
* @param property name of the property
* @param defaultValue the value to return if the property cannot be found
* @return the value of the property, or <code>defaultValue</code> if the property is not found.
*/
public double getDouble(String property, double defaultValue) {
double doubleValue = defaultValue;
try {
String value = getProperty(property);
return Double.parseDouble(value);
} catch (Exception ex) {
displayError("Failed to load double property " + property);
}
return doubleValue;
}
/**
* Gets the value of a property in a float format
*
* @param property name of the property
* @param defaultValue the value to return if the property cannot be found
* @return the value of the property, or <code>defaultValue</code> if the property is not found.
*/
public float getFloat(String property, float defaultValue) {
float floatValue = defaultValue;
try {
String strValue = getProperty(property);
floatValue = Float.parseFloat(strValue);
} catch (Exception ex) {
displayError("Failed to load float property " + property);
}
return floatValue;
}
/**
* Gets the value of a property in a long format
*
* @param defaultValue the value to return if the property cannot be found
* @return the value of the property, or <code>defaultValue</code> if the property is not found.
*/
public long getLong(String property, long defaultValue) {
long longValue = defaultValue;
try {
String strValue = getProperty(property);
longValue = Long.parseLong(strValue);
} catch (Exception ex) {
displayError("Failed to load long property " + property);
}
return longValue;
}
/**
* Gets the value of a property in an integer format
*
* @param defaultValue the value to return if the property cannot be found
* @return the value of the property, or <code>defaultValue</code> if the property is not found.
*/
public int getInteger(String property, int defaultValue) {
int intValue = defaultValue;
try {
String strValue = getProperty(property);
intValue = Integer.parseInt(strValue);
} catch (Exception ex) {
displayError("Failed to load integer property " + property);
}
return intValue;
}
/**
* Gets the value of a property
*
* @param name name of the property
* @return the property value or <code>null</code> if the property does not exist
*/
public String getProperty(String name) {
if (properties.containsKey(name)) return properties.getProperty(name);
else if (fixedProperties.containsKey(name)) return fixedProperties.getProperty(name);
displayError("Could not find property " + name);
return null;
}