/**
* Used by the parser to create a new instance of the given class and store it in the master
* objects table under the given ID.
*
* @param objID A unique ID used to index objects in the master object table.
* @param cls The class to instantiate.
* @return The newly instantiated object.
*/
public Object newInstance(Long objID, Class cls) throws ParseException {
if (cls == null) throw new IllegalArgumentException("The class cannot be (null)!");
Object obj = null;
try {
obj = cls.newInstance();
} catch (Exception ex) {
throw new ParseException(
"Unable to instantiate class (" + cls + "):\n" + " " + ex.toString());
}
if (pMasterTable.containsKey(objID))
throw new ParseException("Duplicate object ID (" + objID + " encountered!");
pMasterTable.put(objID, obj);
return obj;
}
/**
* Used by the parser to create a new array with elements of the given class and store it in the
* master objects table under the given ID.
*
* @param objID A unique ID used to index objects in the master object table.
* @param cls The class to instantiate.
* @param size The number of elements in the array.
* @param depth The number of levels of indirection.
* @return The newly instantiated array.
*/
public Object newArrayInstance(Long objID, Class cls, int size, int depth) throws ParseException {
if (pMasterTable.containsKey(objID))
throw new ParseException("Duplicate object ID (" + objID + " encountered!");
Object obj = null;
try {
if (depth == 1) {
obj = Array.newInstance(cls, size);
} else if (depth > 1) {
StringBuilder buf = new StringBuilder();
int wk;
for (wk = 1; wk < depth; wk++) buf.append("[");
if (cls.isPrimitive()) {
if (cls == Boolean.TYPE) buf.append("Z");
else if (cls == Byte.TYPE) buf.append("B");
else if (cls == Short.TYPE) buf.append("S");
else if (cls == Integer.TYPE) buf.append("I");
else if (cls == Long.TYPE) buf.append("J");
else if (cls == Float.TYPE) buf.append("F");
else if (cls == Double.TYPE) buf.append("D");
else if (cls == Character.TYPE) buf.append("C");
else throw new IllegalStateException("Unknown array type (" + cls + ")!");
} else {
buf.append("L" + cls.getName() + ";");
}
Class acls = Class.forName(buf.toString());
obj = Array.newInstance(acls, size);
} else {
throw new NegativeArraySizeException("Array depth (" + depth + ") must be positive!");
}
} catch (Exception ex) {
throw new ParseException(ex.toString());
}
pMasterTable.put(objID, obj);
return obj;
}