Splitting Locks - Example

public class EvenBetterShape {

protected double x_ = 0.0;

protected double width_ = 0.0;

protected Object locationLock_ = new Object();

protected Object dimensionLock_ = new Object();

public double x() {

synchronized(locationLock_) {

return x_;

}

}

public double width() {

synchronized(dimensionLock_) {

return width_;

}

}

}

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