private VariableManager(VarInfo varInfo, String condition, String className)
throws ParseException {
this.varInfo = varInfo;
name = varInfo.name();
compilableName = compilableName(varInfo, className);
fieldName = fieldName(varInfo, className);
varName = varName(varInfo, className);
type = makeIndexIfNeeded(getVarType(varInfo), compilableName, varInfo, condition);
}
/**
* Calculates the base name of a variable. The base name of a variable is the part of the variable
* with prefixes "this." and className removed, and "orig()" replaced by "orig_". For example
* orig(this.x) goes to orig_x. If className is "Class" then "Class.x" would yield "x" and
* "someOtherClass.x" would yield "someOtherClass_x". Finally, Java Reserved words are replaced
* with appropriate substitutes.
*
* @param varInfo the VarInfo for the variable whose base name is desired.
* @return the base name of the variable represented by varInfo.
*/
private static String getBaseName(VarInfo varInfo, String className) {
String name = varInfo.name();
name = replaceReservedWords(name);
if (name.length() > 5 && name.substring(0, 5).equals("orig(") && name.endsWith(")")) {
name = name.substring(5, name.length() - 1);
name = fixPrefixes(name, className);
name = "orig_" + name;
} else {
name = fixPrefixes(name, className);
}
name = name.replace('.', '_');
name = remove(name, ']');
name = remove(name, '[');
return name;
}
/**
* Determines if the variable represented by varInfo is a "size" variable.
*
* @param varInfo the VarInfo of the variable being tested.
* @return true iff varInfo is a "size" variable.
*/
private static boolean isSizeVar(VarInfo varInfo) {
return varInfo.is_size();
}
/** Determines if the variable represented by varInfo is a "this" variable. */
private static boolean isThisVar(VarInfo varInfo) {
return varInfo.isThis();
}
/**
* Determines if the variable represented by varInfo is a ".getClass()" variable.
*
* @param varInfo the VarInfo of the variable being tested.
* @return true iff varInfo is a ".getClass()" variable.
*/
private static boolean isTypeOfVar(VarInfo varInfo) {
return varInfo.has_typeof();
}