麻烦解释下digester解析代码

Question

private Digester createDigester() {
Digester dig = new Digester();
dig.addObjectCreate("*/PlayConfig", PlayConfig.class);
dig.addSetProperties("*/PlayConfig");
dig.addObjectCreate("*/PlayConfig/LoopPlay", LoopPlay.class);
dig.addCallMethod("*/PlayConfig/LoopPlay/name", "setName", 0);
dig.addCallMethod("*/PlayConfig/LoopPlay/type", "setType", 0);
dig.addCallMethod("*/PlayConfig/LoopPlay/filename", "setFilename", 0);
dig.addCallMethod("*/PlayConfig/LoopPlay/size", "setSize", 0);
dig.addCallMethod("*/PlayConfig/LoopPlay/hlong", "setHlong", 0);
dig.addCallMethod("*/PlayConfig/LoopPlay/start", "setStart", 0);
dig.addSetNext("*/PlayConfig/LoopPlay", "addPlay");
return dig;
}

Answer 1

需每行都解释下，thank you！