Volley工具类

添加权限

<uses-permission android:name="android.permission.INTERNET" />

初始化

在自定义的Application的onCreate方法中添加

@Override
public void onCreate() {
	super.onCreate();
	// ...
	Uvolley.init(this);
}

业务调用

public class MainActivity extends LouActivity {


    @BindView(R.id.textView)
    TextView mTextView;

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

        initView();
    }


    public static final String URL_JSON_OBJECT_REQUEST = "http://api.androidhive.info/volley/person_object.json";
    public static final String URL_STRING_REQUEST = "http://api.androidhive.info/volley/string_response.html";

    private void initView() {
        mTextView.postDelayed(new Runnable() {
            @Override
            public void run() {
                Uvolley.getInstance().doGetForStringRequest(new Uvolley.ICallBackForGet() {
                    @Override
                    public String getUrl() {
                        return URL_STRING_REQUEST;
                    }

                    @Override
                    public void doResponse(final String responseInfo) {
                        showResult("doGetForStringRequest:\n" + responseInfo);
                    }

                    @Override
                    public void doError(String errorMsg) {
                        showResult("doGetForStringRequest:\n error");
                    }
                });
            }
        }, 1000);

        mTextView.postDelayed(new Runnable() {
            @Override
            public void run() {
                Uvolley.getInstance().doGetForJsonObjectRequest(new Uvolley.ICallBackForGet() {
                    @Override
                    public String getUrl() {
                        return URL_JSON_OBJECT_REQUEST;
                    }

                    @Override
                    public void doResponse(final String responseInfo) {
                        showResult("doGetForJsonObjectRequest:\n" + responseInfo);

                    }

                    @Override
                    public void doError(String errorMsg) {
                        showResult("doGetForJsonObjectRequest:\n error");
                    }
                });
            }
        }, 2000);

        mTextView.postDelayed(new Runnable() {
            @Override
            public void run() {
                Uvolley.getInstance().doPostForJsonObjectRequest(new Uvolley.ICallBackForPost() {
                    @Override
                    public String getUrl() {
                        return "https://api.weixin.qq.com/sns/userinfo";
                    }

                    @Override
                    public void doResponse(String responseInfo) {
                        showResult("doPostForJsonObjectRequest:\n" + responseInfo);
                    }

                    @Override
                    public void doError(String errorMsg) {
                        showResult("doPostForJsonObjectRequest:\n error");
                    }

                    @Override
                    public void assignParams(Map<String, String> params) {
                        params.put("name", "Lyloou");
                        params.put("email", "[email protected]");
                        params.put("password", "lllooouuu");
                    }
                }, null);
            }
        }, 3000);

        mTextView.postDelayed(new Runnable() {
            @Override
            public void run() {
                Uvolley.getInstance().doPostForStringRequest(new Uvolley.ICallBackForPost() {
                    @Override
                    public String getUrl() {
                        return "https://api.weixin.qq.com/sns/userinfo";
                    }

                    @Override
                    public void doResponse(String responseInfo) {
                        showResult("doPostForStringRequest:\n" + responseInfo);
                    }

                    @Override
                    public void doError(String errorMsg) {
                        showResult("doPostForStringRequest:\n error");

                    }

                    @Override
                    public void assignParams(Map<String, String> params) {
                    }
                });
            }
        }, 4000);
    }

    private void showResult(final String responseInfo) {
        runOnUiThread(new Runnable() {
            @Override
            public void run() {
                String text = mTextView.getText().toString() + "\n\n==========\n" + responseInfo;
                mTextView.setText(text);
            }
        });
    }

}

运行结果

• 

Uvolley源码

• https://github.com/lyloou/lou/blob/master/loulib/src/main/java/com/lyloou/lou/util/Uvolley.java

参考资料

• http://bxbxbai.github.io/2014/09/14/android-working-with-volley/