package com.github.nkzawa.hasbinary;
import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;
import java.util.Iterator;
public class HasBinary {
private HasBinary() {}
public static boolean hasBinary(Object data) {
return _hasBinary(data);
}
private static boolean _hasBinary(Object obj) {
if (obj == null) return false;
if (obj instanceof byte[]) {
return true;
}
if (obj instanceof JSONArray) {
JSONArray _obj = (JSONArray)obj;
int length = _obj.length();
for (int i = 0; i < length; i++) {
Object v;
try {
v = _obj.isNull(i) ? null : _obj.get(i);
} catch (JSONException e) {
return false;
}
if (_hasBinary(v)) {
return true;
}
}
} else if (obj instanceof JSONObject) {
JSONObject _obj = (JSONObject)obj;
Iterator keys = _obj.keys();
while (keys.hasNext()) {
String key = (String)keys.next();
Object v;
try {
v = _obj.get(key);
} catch (JSONException e) {
return false;
}
if (_hasBinary(v)) {
return true;
}
}
}
return false;
}
}