package freemarker.ext.beans;
import java.lang.reflect.Constructor;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Member;
import java.lang.reflect.Method;
import java.lang.reflect.Modifier;
import freemarker.template.TemplateModel;
import freemarker.template.TemplateModelException;
final class ReflectionCallableMemberDescriptor extends CallableMemberDescriptor {
private final Member member;
final Class[] paramTypes;
ReflectionCallableMemberDescriptor(Method member, Class[] paramTypes) {
this.member = member;
this.paramTypes = paramTypes;
}
ReflectionCallableMemberDescriptor(Constructor member, Class[] paramTypes) {
this.member = member;
this.paramTypes = paramTypes;
}
@Override
TemplateModel invokeMethod(BeansWrapper bw, Object obj, Object[] args)
throws TemplateModelException, InvocationTargetException, IllegalAccessException {
return bw.invokeMethod(obj, (Method) member, args);
}
@Override
Object invokeConstructor(BeansWrapper bw, Object[] args)
throws IllegalArgumentException, InstantiationException, IllegalAccessException, InvocationTargetException {
return ((Constructor) member).newInstance(args);
}
@Override
String getDeclaration() {
return _MethodUtil.toString(member);
}
@Override
boolean isConstructor() {
return member instanceof Constructor;
}
@Override
boolean isStatic() {
return (member.getModifiers() & Modifier.STATIC) != 0;
}
@Override
boolean isVarargs() {
return _MethodUtil.isVarargs(member);
}
@Override
Class[] getParamTypes() {
return paramTypes;
}
@Override
String getName() {
return member.getName();
}
}