public Pair<ClassRepr, Set<UsageRepr.Usage>> getResult() {
final ClassRepr repr =
myTakeIntoAccount
? new ClassRepr(
myContext,
myAccess,
myFileName,
myName,
myContext.get(mySignature),
myContext.get(mySuperClass),
myInterfaces,
myNestedClasses,
myFields,
myMethods,
myTargets,
myRetentionPolicy,
myContext.get(myOuterClassName.get()),
myLocalClassFlag.get(),
myUsages)
: null;
if (repr != null) {
repr.updateClassUsages(myContext, myUsages);
}
return new Pair<ClassRepr, Set<UsageRepr.Usage>>(repr, myUsages);
}
public static void main(String[] args) {
Holder<Apple> Apple = new Holder<Apple>(new Apple());
Apple d = Apple.get();
Apple.set(d);
Holder<? extends Fruit> fruit = Apple;
Fruit p = fruit.get();
d = (Apple) fruit.get();
try {
Orange c = (Orange) fruit.get();
} catch (Exception e) {
System.out.println(e);
}
System.out.println(fruit.equals(d));
}
static void f2(List<Holder<?>> list) {
System.out.println("Calling methods for the List: ");
System.out.println("list = " + list);
System.out.println("Adding Integer, String, Double");
list.add(new Holder<Integer>(1));
list.add(new Holder<String>("two"));
list.add(new Holder<Double>(3.0));
System.out.println("list = " + list);
System.out.println("Elements of list: ");
for (Holder h : list) System.out.println("h.get() = " + h.get());
System.out.println("Adding Float");
list.add(3, new Holder<Float>(4.0f));
System.out.println("list = " + list);
System.out.println("Elements of list: ");
for (Holder h : list) System.out.println("h.get() = " + h.get());
System.out.println("list.clear()");
list.clear();
System.out.println("list = " + list);
Collection<Holder<?>> c = new ArrayList<Holder<?>>();
c.add(new Holder<String>("one"));
c.add(new Holder<Float>(2.0f));
c.add(new Holder<Double>(3.0));
list.addAll(c);
System.out.println("Adding String, Float, Double");
System.out.println("list = " + list);
System.out.println("Elements of list: ");
for (Holder h : list)
System.out.println("h.get() = " + h.get().getClass().getSimpleName() + " " + h.get());
list.add(3, new Holder<String>("four"));
System.out.println("Elements of list: ");
for (Holder h : list)
System.out.println("h.get() = " + h.get().getClass().getSimpleName() + " " + h.get());
Object listClone = ((ArrayList) list).clone();
System.out.println("((ArrayList)list).clone() = " + listClone);
System.out.println(
"((ArrayList)list).clone().getClass() = " + ((ArrayList) list).clone().getClass());
// Appears to be an ArrayList, but cannot assign:
// ArrayList alistClone = ((ArrayList)list).clone(); // found Object
System.out.println("Replacing element with h4, new Holder<Integer>(4)");
Holder<Integer> h4 = new Holder<Integer>(4);
list.set(3, h4);
System.out.println("Elements of list Holders: ");
for (Holder h : list) System.out.println(h.get().getClass().getSimpleName() + " " + h.get());
System.out.println("list.contains(list.set(3, h4): " + list.contains(list.set(3, h4)));
System.out.println("list.contains(4): " + list.contains(4));
System.out.println("list.contains(h4): " + list.contains(h4));
System.out.println("Adding null member to list");
list.add(null);
System.out.println("list.contains(null): " + list.contains(null));
System.out.println("list.get(0).get(): " + list.get(0).get());
System.out.println("list.indexOf(h4) = " + list.indexOf(h4));
System.out.println("list.indexOf(null) = " + list.indexOf(null));
System.out.println("list.isEmpty(): " + list.isEmpty());
System.out.println("list.lastIndexOf(null) = " + list.lastIndexOf(null));
System.out.println("Removing index 0");
list.remove(0);
System.out.println("Elements of list Holders: ");
for (Holder h : list) {
if (h == null) System.out.println("null");
else System.out.println(h.get().getClass().getSimpleName() + " " + h.get());
}
System.out.println("Removing null");
System.out.println("Elements of list Holders: ");
for (Holder h : list) {
if (h == null) System.out.println("null");
else System.out.println(h.get().getClass().getSimpleName() + " " + h.get());
}
// Error: removeRange has protected access:
// ((ArrayList)list).removeRange(0,2);
System.out.println("list.size() = " + list.size());
Object[] oa = list.toArray();
System.out.println("list.toArray() = ");
for (int i = 0; i < oa.length; i++) System.out.print(oa[i] + " ");
System.out.println();
Holder[] ha = ((ArrayList<Holder<?>>) list).toArray(new Holder[4]);
System.out.println("(ArrayList<Holder<?>>list).toArray(new Holder[4]) = ");
for (int i = 0; i < ha.length; i++) System.out.print(ha[i] + " ");
System.out.println();
System.out.println("Holder[4] Holders are holding: ");
for (Holder h : ha) {
if (h == null) System.out.println("null");
else System.out.println(h.get());
}
System.out.println();
System.out.println("Calling methods for the Holder: ");
System.out.println("list = " + list);
System.out.println("Three Holders (one null) in list:");
for (int i = 0; i < list.size(); i++) {
if (list.get(i) == null) System.out.println("null");
else System.out.println(list.get(i).getClass().getSimpleName());
}
list.remove(3);
System.out.println("Holders are holding:");
for (Holder h : list) System.out.println(h.get());
Holder<?> h1 = list.get(0);
Holder<?> h2 = list.get(1);
Holder<?> h3 = list.get(2);
System.out.println(
list.get(0).getClass()
+ ": "
+ list.get(0).get().getClass().getSimpleName()
+ ", "
+ list.get(0).get());
System.out.println(
list.get(1).getClass()
+ ": "
+ list.get(1).get().getClass().getSimpleName()
+ ", "
+ list.get(1).get());
System.out.println(
list.get(2).getClass()
+ ": "
+ list.get(2).get().getClass().getSimpleName()
+ ", "
+ list.get(2).get());
// Error: cannot set <?> to int or Object:
// h3.set(5);
// h2.set(new Object());
}
public static void main(String[] args) {
Holder<Character> charHolder = new Holder<Character>();
Holder<Byte> byteHolder = new Holder<Byte>();
Holder<Short> shortHolder = new Holder<Short>();
Holder<Integer> intHolder = new Holder<Integer>();
Holder<Long> longHolder = new Holder<Long>();
Holder<Float> floatHolder = new Holder<Float>();
Holder<Double> doubleHolder = new Holder<Double>();
// Autoboxing and autounboxing work:
charHolder.set('a');
print(charHolder.get() + ", ");
println(charHolder.get().getClass());
char c = charHolder.get();
println("char c = charHolder.get() = " + c);
byte b = 1;
byteHolder.set(b);
print(byteHolder.get() + ", ");
println(byteHolder.get().getClass());
byte bb = byteHolder.get();
println("byte bb = byteHolder.get() = " + bb);
short s = 1;
shortHolder.set(s);
print(shortHolder.get() + ", ");
println(shortHolder.get().getClass());
short ss = shortHolder.get();
println("short ss = shortHolder.get() = " + ss);
intHolder.set(1);
print(intHolder.get() + ". ");
println(intHolder.get().getClass());
int i = intHolder.get();
println("int i = intHolder.get() = " + i);
long l = 2;
longHolder.set(l);
print(longHolder.get() + ", ");
println(longHolder.get().getClass());
long ll = longHolder.get();
println("long ll = longHolder.get() = " + ll);
float f = 1f;
floatHolder.set(f);
print(floatHolder.get() + ", ");
println(floatHolder.get().getClass());
float ff = floatHolder.get();
println("float ff = floatHolder.get() = " + ff);
double d = 1.1;
doubleHolder.set(d);
print(doubleHolder.get() + ", ");
println(doubleHolder.get().getClass());
double dd = doubleHolder.get();
println("double dd = doubleHolder.get() = " + dd);
}
public static void main(String[] args) {
Holder<Apple> apple = new Holder<Apple>(new Apple());
Apple a = apple.get();
apple.set(a);
}
private static <T> T get(Holder<T> holder, String type, boolean mappedOnly) {
return holder.get(mappedOnly);
}
/**
* Gets the build if still in memory.
*
* @return the actual build, or null if it has been collected
* @see Holder#get
*/
public @CheckForNull R get() {
Holder<R> h = holder; // capture
return h != null ? h.get() : null;
}
