| Java Bean 生成器__教程 |
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| 日期：2007-5-20 1:15:13 人气：61 [大 中 小] |
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ArrayList l = (ArrayList) beans.get(key);
buf.append("public class ");
buf.append(key);
buf.append(" {\r\n\n");
// add properties
for (int i = 0; i < l.size(); i++) {
buf.append("\tprivate ");
buf.append((String) l.get(i));
buf.append(";\r\n");
}
buf.append("\r\n");
// add getter and setter
for (int i = 0; i < l.size(); i++) {
// getter
String item = (String) l.get(i); // like "int a"
String type = item.split("\\s+", 2)[0]; // tok needed!!!
String var = item.split("\\s+", 2)[1];
buf.append("\tpublic "+ type + " get");
buf.append(upperFirst(var));
buf.append("() {\r\n\t\treturn this.");
buf.append(var);
buf.append(";\r\n\t}\n");
//setter
buf.append("\tpublic void set");
buf.append(upperFirst(var));
buf.append("(" + type + " " + var + ") {\r\n\t\tthis.");
buf.append(var);
buf.append(" = ");
buf.append(var);
buf.append(";\r\n\t}\n");
}
buf.append("}\r\n");
//dump to a named file
try{
pw = new PrintWriter(
new BufferedWriter(
new FileWriter(key+".java")));
pw.write(buf.toString());
pw.close();
}catch(IOException e){
System.out.println("create java file failed!");
e.printStackTrace();
}
}
}
/********************************/
public static void main(String[] args) throws Exception {
if(args.length<1){
System.out.println("usage:");
System.out.println("\tjava CreateBean yourInputFileName");
System.out.println("where your input file should like this:");
System.out.println("#myBean1");
System.out.println("int field1");
System.out.println("long field2");
System.out.println("String filed3");
System.out.println("...\n");
System.out.println("#myBean2");
System.out.println("char field1");
System.out.println("Object field2");
System.out.println("...");
System.out.println("\n...");
return;
}
System.out.println("begin ...");
CreateBean cb = new CreateBean(args[0]);
cb.generate();
System.out.println("complete.");
}
}
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| 出处：本站原创 作者：佚名 |
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