filter.java

来自「《Java编程思想》第四版源代码」· Java 代码 · 共 10 行

//: interfaces/filters/Filter.java
package interfaces.filters;

public class Filter {
  public String name() {
    return getClass().getSimpleName();
  }
  public Waveform process(Waveform input) { return input; }
} ///:~