public static String constructManglingSignature(JMethod x, String partialSignature) {
StringBuilder sb = new StringBuilder(partialSignature);
sb.append("__");
for (int i = 0; i < x.getOriginalParamTypes().size(); ++i) {
JType type = x.getOriginalParamTypes().get(i);
sb.append(type.getJavahSignatureName());
}
sb.append(x.getOriginalReturnType().getJavahSignatureName());
return sb.toString();
}
public static String computeSignature(
String name, List<JType> params, JType returnType, boolean isCtor) {
StringBuilder sb = new StringBuilder(name);
sb.append('(');
for (JType type : params) {
sb.append(type.getJsniSignatureName());
}
sb.append(')');
if (!isCtor) {
sb.append(returnType.getJsniSignatureName());
} else {
sb.append(" <init>");
}
return sb.toString();
}
/**
* Java8 Method References such as String::equalsIgnoreCase should produce inner class names that
* are a function of the samInterface (e.g. Runnable), the method being referred to, and the
* qualifying disposition (this::foo vs Class::foo if foo is an instance method)
*/
public static String classNameForMethodReference(
JType cuType,
JInterfaceType functionalInterface,
JMethod referredMethod,
boolean hasReceiver) {
String prefix =
classNamePrefixForMethodReference(
cuType.getPackageName(),
cuType.getName(),
functionalInterface.getName(),
referredMethod.getEnclosingType().getName(),
referredMethod.getName(),
hasReceiver);
return StringInterner.get().intern(constructManglingSignature(referredMethod, prefix));
}
/** Returns a description for a type suitable for reporting errors to the users. */
public static String getReadableDescription(JType type) {
if (type instanceof JArrayType) {
JArrayType arrayType = (JArrayType) type;
return getReadableDescription(arrayType.getLeafType())
+ Strings.repeat("[]", arrayType.getDims());
}
return Joiner.on(".").join(type.getCompoundName());
}