/**
* Return the real argument names for a given method from the source.
*
* @param method method to lookup parameter names for
* @return array of argument names or null if no source is available
*/
public synchronized String[] getArguments(JAbstractMethod method) {
JClassType type = method.getEnclosingType();
JClassType topType = getTopmostType(type);
CompilationUnitDeclaration cud = getCudForTopLevelType(topType);
if (cud == null) {
return null;
}
TypeDeclaration jdtType = findType(cud, type.getQualifiedBinaryName());
if (jdtType == null) {
// TODO(jat): any thing else to do here?
return null;
}
AbstractMethodDeclaration jdtMethod = findMethod(jdtType, method);
if (jdtMethod == null) {
// TODO(jat): any thing else to do here?
return null;
}
int n = jdtMethod.arguments.length;
String[] argNames = new String[n];
for (int i = 0; i < n; ++i) {
argNames[i] = String.valueOf(jdtMethod.arguments[i].name);
}
return argNames;
}
