import sun.nio.cs.SingleByte; //导入依赖的package包/类
protected Decoder(Charset cs, float avgCpb, float maxCpb,
                  SingleByte.Decoder dec0201,
                  DoubleByte.Decoder dec0208,
                  DoubleByte.Decoder dec0212) {
    super(cs, avgCpb, maxCpb);
    this.dec0201 = dec0201;
    this.dec0208 = dec0208;
    this.dec0212 = dec0212;
}
 

import sun.nio.cs.SingleByte; //导入依赖的package包/类
protected Encoder(Charset cs, float avgBpc, float maxBpc,
                  SingleByte.Encoder enc0201,
                  DoubleByte.Encoder enc0208,
                  DoubleByte.Encoder enc0212) {
    super(cs, avgBpc, maxBpc);
    this.enc0201 = enc0201;
    this.enc0208 = enc0208;
    this.enc0212 = enc0212;
}
 

import sun.nio.cs.SingleByte; //导入依赖的package包/类
public CharsetDecoder newDecoder() {
    return new SingleByte.Decoder(this, b2c);
}
 

import sun.nio.cs.SingleByte; //导入依赖的package包/类
public CharsetEncoder newEncoder() {
    return new SingleByte.Encoder(this, c2b, c2bIndex);
}