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一款封装HttpURLConnection实现的简单的网络请求的事例，提供了对应的apk和源码以及调用事例。暂时放上源码，后续提供代码介绍
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‎.gitignore

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*.gradle
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*.idea
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*.iml
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build

‎Advanced/app/src/main/AndroidManifest.xml

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<?xml version="1.0" encoding="utf-8"?>
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<manifest xmlns:android="http://schemas.android.com/apk/res/android"
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package="com.bihe0832.request.demo.advanced" >
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<uses-permission android:name="android.permission.INTERNET" />
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<uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
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<application
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android:allowBackup="true"
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android:icon="@mipmap/ic_launcher"
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android:label="@string/app_name"
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android:supportsRtl="true"
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android:theme="@style/AppTheme" >
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<activity android:name="com.bihe0832.request.demo.MainActivity" >
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<intent-filter>
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<action android:name="android.intent.action.MAIN" />
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<category android:name="android.intent.category.LAUNCHER" />
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</intent-filter>
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</activity>
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</application>
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</manifest>

‎Advanced/app/src/main/java/com/bihe0832/request/demo/MainActivity.java

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package com.bihe0832.request.demo;
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import android.support.v7.app.AppCompatActivity;
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import android.os.Bundle;
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import android.view.View;
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import android.widget.Button;
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import android.widget.EditText;
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import android.widget.TextView;
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import com.bihe0832.request.demo.advanced.R;
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import com.bihe0832.request.demo.request.GetRequest;
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import com.bihe0832.request.demo.request.PostRequest;
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import com.bihe0832.request.demo.request.TestResponse;
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import com.bihe0832.request.libware.request.HTTPServer;
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import com.bihe0832.request.libware.request.HttpResponseHandler;
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public class MainActivity extends AppCompatActivity {
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private EditText mRequestParaEditText;
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private TextView mResultView;
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@Override
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protected void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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setContentView(R.layout.activity_main);
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mRequestParaEditText = (EditText)findViewById(R.id.request_paraEditText);
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mResultView = (TextView)findViewById(R.id.request_resultTextView);
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Button getRequestButton = (Button) findViewById(R.id.request_getBtn);
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getRequestButton.setOnClickListener(new View.OnClickListener() {
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@Override
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public void onClick(View view) {
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sendGetRequest();
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}
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});
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Button postRequestButton = (Button) findViewById(R.id.request_postBtn);
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postRequestButton.setOnClickListener(new View.OnClickListener() {
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@Override
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public void onClick(View view) {
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sendPostRequest();
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}
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});
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Button clearResultButton = (Button) findViewById(R.id.request_clear);
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clearResultButton.setOnClickListener(new View.OnClickListener() {
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@Override
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public void onClick(View view) {
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mResultView.setText("");
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}
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});
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}
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private void sendGetRequest(){
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String para = mRequestParaEditText.getText().toString();
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if(null != para && para.length() > 0){
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TestResponesHandler handle = new TestResponesHandler();
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GetRequest request = new GetRequest(para,handle);
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HTTPServer.getInstance().doRequest(request);
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}else{
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showResult("请在输入框输入请求内容！");
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}
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}
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private void sendPostRequest(){
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String para = mRequestParaEditText.getText().toString();
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if(null != para && para.length() > 0){
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TestResponesHandler handle = new TestResponesHandler();
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PostRequest request = new PostRequest(para,handle);
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HTTPServer.getInstance().doRequest(request);
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}else{
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showResult("请在输入框输入请求内容！");
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}
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}
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private class TestResponesHandler implements HttpResponseHandler<TestResponse> {
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@Override
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public void onResponse(TestResponse response) {
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showResult("ret：\n\t" + response.ret + " \n " +
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"msg：\n\t" + response.msg+ " \n " +
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"para：\n\t" + response.para+ " \n ");
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}
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}
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private void showResult(final String tips){
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runOnUiThread(new Runnable() {
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@Override
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public void run() {
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mResultView.setText(tips);
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}
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});
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}
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}

‎Advanced/app/src/main/java/com/bihe0832/request/demo/request/GetRequest.java

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package com.bihe0832.request.demo.request;
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import com.bihe0832.request.libware.request.HttpRequest;
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import com.bihe0832.request.libware.request.HttpResponseHandler;
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import org.json.JSONObject;
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public class GetRequest extends HttpRequest {
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private static final String LOG_TAG = "bihe0832 REQUEST";
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public static final String PATH = "/AndroidHTTP/get.php";
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public static final String PARA_PARA = "para";
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private String mPara = "";
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private HttpResponseHandler<TestResponse> mResponseHandlerHandler;
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public GetRequest(String para, HttpResponseHandler<TestResponse> handler) {
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super(PATH);
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this.mPara = para;
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this.mResponseHandlerHandler = handler;
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}
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@Override
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public String getUrl() {
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StringBuilder builder = new StringBuilder();
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builder.append(PARA_PARA + HTTP_REQ_ENTITY_MERGE + mPara);
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return getBaseUrl()+"?"+builder.toString();
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}
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@Override
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protected void onRequestSuccess(int statusCode, JSONObject response) {
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TestResponse responses = new TestResponse();
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responses.parseSuccessResponse(statusCode, response);
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if (mResponseHandlerHandler != null) {
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mResponseHandlerHandler.onResponse(responses);
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}
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}
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@Override
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protected void onRequestFailure(int statusCode, String errorResponse) {
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TestResponse responses = new TestResponse();
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responses.parseFailureResponse(statusCode, errorResponse);
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if (mResponseHandlerHandler != null) {
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mResponseHandlerHandler.onResponse(responses);
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}
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}
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}

‎Advanced/app/src/main/java/com/bihe0832/request/demo/request/PostRequest.java

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package com.bihe0832.request.demo.request;
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import com.bihe0832.request.libware.TextUtils;
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import com.bihe0832.request.libware.request.HttpRequest;
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import com.bihe0832.request.libware.request.HttpResponseHandler;
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import org.json.JSONObject;
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public class PostRequest extends HttpRequest {
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private static final String LOG_TAG = "bihe0832 REQUEST";
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public static final String PATH = "/AndroidHTTP/post.php";
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public static final String PARA_PARA = "para";
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private HttpResponseHandler<TestResponse> mResponseHandlerHandler;
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public PostRequest(String para, HttpResponseHandler<TestResponse> handler) {
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super(PATH);
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String encodedParam = PARA_PARA + HTTP_REQ_ENTITY_MERGE + para;
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this.data = TextUtils.getBytesUTF8(encodedParam);
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this.mResponseHandlerHandler = handler;
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}
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@Override
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public String getUrl() {
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return getBaseUrl();
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}
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@Override
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protected void onRequestSuccess(int statusCode, JSONObject response) {
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TestResponse responses = new TestResponse();
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responses.parseSuccessResponse(statusCode, response);
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if (mResponseHandlerHandler != null) {
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mResponseHandlerHandler.onResponse(responses);
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}
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}
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@Override
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protected void onRequestFailure(int statusCode, String errorResponse) {
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TestResponse responses = new TestResponse();
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responses.parseFailureResponse(statusCode, errorResponse);
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if (mResponseHandlerHandler != null) {
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mResponseHandlerHandler.onResponse(responses);
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}
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}
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}

‎Advanced/app/src/main/java/com/bihe0832/request/demo/request/TestResponse.java

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package com.bihe0832.request.demo.request;
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import android.util.Log;
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import com.bihe0832.request.libware.request.HTTPServer;
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import com.bihe0832.request.libware.request.HttpResponse;
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import org.json.JSONException;
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import org.json.JSONObject;
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public class TestResponse extends HttpResponse {
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private static final String LOG_TAG = "bihe0832 REQUEST";
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public String para = "";
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public static final String PARA_PARA = "para";
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@Override
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public void parseJson(JSONObject json) {
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super.parseBaseJson(json);
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if (HTTPServer.RET_SUCC == ret) {
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parseGuestUserCheckSuccRespones(json);
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} else {
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Log.w(LOG_TAG, json.toString());
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}
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}
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private void parseGuestUserCheckSuccRespones(JSONObject json) {
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try {
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para = json.getString(PARA_PARA);
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} catch (JSONException e) {
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e.printStackTrace();
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}
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}
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}

‎Advanced/app/src/main/java/com/bihe0832/request/libware/TextUtils.java

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package com.bihe0832.request.libware;
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import java.io.UnsupportedEncodingException;
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import java.util.ArrayList;
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import java.util.Random;
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import java.util.regex.Matcher;
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import java.util.regex.Pattern;
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public class TextUtils {
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/**
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* 判断字符串是否为空
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*
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* @param s
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* 需要判断的字符串
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* @return boolean 为空返回true
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*/
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public static boolean ckIsEmpty(String s) {
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if (s == null || s.trim().equals("") || s.trim().equals("null")) {
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return true;
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}
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return false;
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}
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public static byte[] getBytesUTF8(String str) {
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try {
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return str.getBytes("UTF-8");
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} catch (UnsupportedEncodingException e) {
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return null;
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}
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}
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}

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