public static final Type BYTE = new Primitive("B", "byte");
public static final Type CHAR = new Primitive("C", "char");
public static final Type SHORT = new Primitive("S", "short");
+ public static final Type NULL = new Null();
public static final Type.Class OBJECT = Type.Class.instance("java.lang.Object");
public static final Type.Class STRING = Type.Class.instance("java.lang.String");
public boolean isClass() { return false; }
public boolean isArray() { return false; }
+ public static Type unify(Type t1, Type t2) {
+ if(t1 == Type.NULL) return t2;
+ if(t2 == Type.NULL) return t1;
+ if(t1 == t2) return t1;
+ // FIXME: This needs to do a lot more (subclasses, etc)
+ // it probably should be in Context.java
+ return null;
+ }
+
// Protected/Private //////////////////////////////////////////////////////////////////////////////
protected final String descriptor;
this.descriptor = descriptor;
instances.put(descriptor, this);
}
+
+ public static class Null extends Type {
+ protected Null() { super(""); } // not really correct....
+ }
public static class Primitive extends Type {
private String humanReadable;