获取文件

package com.example.day_01_properties;


import java.io.IOException;
import java.io.InputStream;
import java.util.Properties;


import android.app.Activity;
import android.os.Bundle;
import android.view.View;
import android.widget.Toast;


public class MainActivity extends Activity {


private Properties properties;


@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);


}


// 读取assets目录的properties
public void assets(View v) {
// 得到properties对象
properties = new Properties();
InputStream open;
try {
// 先得到assets目录,再打开assets目录下的文件
open = getAssets().open("save.properties");
// 加载包含文件信息的流
properties.load(open);
// 取出key所对应的值
String ip = properties.getProperty("ip");
String name = properties.getProperty("name");


Toast.makeText(this, "ip=" + ip + "   name=" + name, 0).show();


} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}


// 读取raw目录的properties
public void raw(View v) {
// 得到properties对象
properties = new Properties();
// 得到资源目录,再得到资源目录下的Raw目录里的properties文件
InputStream openRawResource = getResources()
.openRawResource(R.raw.test);
try {
properties.load(openRawResource);


String name = properties.getProperty("name");


String sex = properties.getProperty("sex");


Toast.makeText(this, " name =" + name + "    sex=" + sex, 0).show();


} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}


}


}