请考虑以下代码:
public Fingerprint(HashMap<String, Integer> measurements) {
this();
mMeasurements = measurements;
}
public Fingerprint(HashMap<String, Integer> measurements, String map) {
this(measurements);
mMap = map;
}
public Fingerprint(int id, String map, PointF location) {
this();
mLocation = location;
}
public Fingerprint(int id, String map, PointF location, HashMap<String, Integer> measurements) {
this(id, map, location);
mMeasurements = measurements;
}
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这样做的目的是什么(); 在这种背景下?因为我认为"this"指的是当前对象的字段.这是相同的定义吗?
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