java 从资源文件中读取内容，java资源文件,package cn.o

java 从资源文件中读取内容，java资源文件,package cn.o

package cn.outofmemory.io;import java.io.BufferedReader;import java.io.IOException;import java.io.InputStream;import java.io.InputStreamReader;public class ReadFileFromClasspath {    public static void main(String[] args)throws Exception {        System.out.println(getContent("/simple.xml"));    }    public static String getContent(String resourceName) throws IOException{        InputStream in = ReadFileFromClasspath.class.getResourceAsStream(resourceName);        BufferedReader reader=new BufferedReader(new InputStreamReader(in));        StringBuilder builder=new StringBuilder();        String line=null;        while( (line=reader.readLine()) !=null) {            builder.append(line+"\n");        }        in.close();        return builder.toString();    }}