Java 在Android开发中，如何在没有BasicNameValuePair的情况下将数据发送到PHP脚本
我正在使用一些在线教程学习Android。除了这个，我所有的java类都很好Java 在Android开发中，如何在没有BasicNameValuePair的情况下将数据发送到PHP脚本,java,php,android,Java,Php,Android,我正在使用一些在线教程学习Android。除了这个，我所有的java类都很好 @覆盖 受保护的Void doInBackground（Void…参数）{ ArrayList dataToSend=新的ArrayList（）； 添加（新的BasicNameValuePair（“email”，user.userEmail））； 添加（新的BasicNameValuePair（“fname”，user.firstName））； 添加（新的BasicNameValuePair（“lname”，user
@覆盖
受保护的Void doInBackground（Void…参数）{
ArrayList dataToSend=新的ArrayList（）；
添加（新的BasicNameValuePair（“email”，user.userEmail））；
添加（新的BasicNameValuePair（“fname”，user.firstName））；
添加（新的BasicNameValuePair（“lname”，user.lastName））；
添加（新的BasicNameValuePair（“密码”，user.password））；
HttpParams httpRequestParams=新的BasicHttpParams（）；
HttpConnectionParams.setConnectionTimeout（httpRequestParams，连接超时）；
HttpConnectionParams.setSoTimeout（httpRequestParams，连接超时）；
HttpClient客户端=新的默认HttpClient（httpRequestParams）；
HttpPost=newhttppost（服务器地址+“register.php”）；
试一试{
post.setEntity（新的URLEncodedFormatEntity（dataToSend））；
客户。执行（post）；
}捕获（例外e）{
e、 printStackTrace（）；
}
返回null；
}HttpclientHttpsURLConnectionvolleyJsonObjectRequest jsonObjReq = new JsonObjectRequest(Method.POST,
url, null,
new Response.Listener<JSONObject>() {
@Override
public void onResponse(JSONObject response) {
Log.d(TAG, response.toString());
pDialog.hide();
}
}, new Response.ErrorListener() {
@Override
public void onErrorResponse(VolleyError error) {
VolleyLog.d(TAG, "Error: " + error.getMessage());
pDialog.hide();
}
}) {
@Override
protected Map<String, String> getParams() {
Map<String, String> params = new HashMap<String, String>();
params.put("name", "Androidhive");
params.put("email", "abc@androidhive.info");
params.put("password", "password123");
return params;
}
};
JsonObjectRequest JSONObjectReq=新的JsonObjectRequest（Method.POST，
url，空，
新的Response.Listener（）{
@凌驾
公共void onResponse（JSONObject响应）{
Log.d（TAG，response.toString（））；
pDialog.hide（）；
}
}，new Response.ErrorListener（）{
@凌驾
公共无效onErrorResponse（截击错误）{
d（标记“Error:+Error.getMessage（））；
pDialog.hide（）；
}
}) {
@凌驾
受保护的映射getParams（）{
Map params=新的HashMap（）；
参数put（“名称”、“Androidhive”）；
参数put（“电子邮件”）abc@androidhive.info");
参数put（“密码”、“密码123”）；
返回参数；
}
};
HttpclientHttpsURLConnectionvolleyJsonObjectRequest jsonObjReq = new JsonObjectRequest(Method.POST,
url, null,
new Response.Listener<JSONObject>() {
@Override
public void onResponse(JSONObject response) {
Log.d(TAG, response.toString());
pDialog.hide();
}
}, new Response.ErrorListener() {
@Override
public void onErrorResponse(VolleyError error) {
VolleyLog.d(TAG, "Error: " + error.getMessage());
pDialog.hide();
}
}) {
@Override
protected Map<String, String> getParams() {
Map<String, String> params = new HashMap<String, String>();
params.put("name", "Androidhive");
params.put("email", "abc@androidhive.info");
params.put("password", "password123");
return params;
}
};
JsonObjectRequest JSONObjectReq=新的JsonObjectRequest（Method.POST，
url，空，
新的Response.Listener（）{
@凌驾
公共void onResponse（JSONObject响应）{
Log.d（TAG，response.toString（））；
pDialog.hide（）；
}
}，new Response.ErrorListener（）{
@凌驾
公共无效onErrorResponse（截击错误）{
d（标记“Error:+Error.getMessage（））；
pDialog.hide（）；
}
}) {
@凌驾
受保护的映射getParams（）{
Map params=新的HashMap（）；
参数put（“名称”、“Androidhive”）；
参数put（“电子邮件”）abc@androidhive.info");
参数put（“密码”、“密码123”）；
返回参数；
}
};
最新版本的android sdk不推荐使用Httpclient 改用截击，参见此处
最新版本的android sdk不推荐使用Httpclient 改用截击，参见此处
您应该使用最流行的网络库，如Reformation或volley，而不是使用android HttpClient不推荐的方法。改型很容易使用。您可以从这里开始：
您应该使用最流行的网络库，如Reformation或volley，而不是使用android HttpClient不推荐的方法。改型很容易使用。您可以从这里开始：
创建一个新类。i、 RestClient.java
public class RestClient {
private static String SERVICE_URL;
private ArrayList<NameValuePair> params;
private ArrayList <NameValuePair> headers;
private int responseCode;
private String message;
private String response;
public String getResponse() {
return response;
}
public String getErrorMessage() {
return message;
}
public int getResponseCode() {
return responseCode;
}
public RestClient(String serviceMethod)
{
SERVICE_URL = serviceMethod;
//this.serviceMethod = serviceMethod;
params = new ArrayList<NameValuePair>();
headers = new ArrayList<NameValuePair>();
}
public void AddParam(String name, String value)
{
params.add(new BasicNameValuePair(name, value));
}
public void AddHeader(String name, String value)
{
headers.add(new BasicNameValuePair(name, value));
}
public String Execute(RequestMethod method) throws Exception
{
switch(method) {
case GET:
{
//add parameters
String combinedParams = "";
if(!params.isEmpty()){
combinedParams += "?";
for(NameValuePair p : params)
{
String paramString = p.getName() + "=" + URLEncoder.encode(p.getValue(),"UTF-8");
if(combinedParams.length() > 1)
{
combinedParams += "&" + paramString;
}
else
{
combinedParams += paramString;
}
}
}
//SERVICE_URL +=serviceMethod;
HttpGet request = new HttpGet(SERVICE_URL + combinedParams);
//add headers
for(NameValuePair h : headers)
{
request.addHeader(h.getName(), h.getValue());
}
executeRequest(request, SERVICE_URL);
break;
}
case POST:
{
//SERVICE_URL +=serviceMethod;
HttpPost request = new HttpPost(SERVICE_URL);
//add headers
for(NameValuePair h : headers)
{
request.addHeader(h.getName(), h.getValue());
}
if(!params.isEmpty()){
request.setEntity(new UrlEncodedFormEntity(params, HTTP.UTF_8));
}
executeRequest(request, SERVICE_URL);
break;
}
}
return response;
}
private String executeRequest(HttpUriRequest request, String url)
{
HttpClient client = new DefaultHttpClient();
HttpResponse httpResponse;
try {
httpResponse = client.execute(request);
responseCode = httpResponse.getStatusLine().getStatusCode();
message = httpResponse.getStatusLine().getReasonPhrase();
HttpEntity entity = httpResponse.getEntity();
if (entity != null) {
InputStream instream = entity.getContent();
response = convertStreamToString(instream);
// Closing the input stream will trigger connection release
instream.close();
}
SERVICE_URL+=SERVICE_URL;
} catch (ClientProtocolException e) {
client.getConnectionManager().shutdown();
e.printStackTrace();
} catch (IOException e) {
client.getConnectionManager().shutdown();
e.printStackTrace();
}
return response;
}
private static String convertStreamToString(InputStream is) {
BufferedReader reader = new BufferedReader(new InputStreamReader(is));
StringBuilder sb = new StringBuilder();
String line = null;
try {
while ((line = reader.readLine()) != null) {
sb.append(line + "\n");
}
} catch (IOException e) {
e.printStackTrace();
} finally {
try {
is.close();
} catch (IOException e) {
e.printStackTrace();
}
}
return sb.toString();
}}
对于GET方法，只需将“client.Execute（RequestMethod.POST）”替换为“client.Execute（RequestMethod.GET）”创建一个新类。i、 RestClient.java
public class RestClient {
private static String SERVICE_URL;
private ArrayList<NameValuePair> params;
private ArrayList <NameValuePair> headers;
private int responseCode;
private String message;
private String response;
public String getResponse() {
return response;
}
public String getErrorMessage() {
return message;
}
public int getResponseCode() {
return responseCode;
}
public RestClient(String serviceMethod)
{
SERVICE_URL = serviceMethod;
//this.serviceMethod = serviceMethod;
params = new ArrayList<NameValuePair>();
headers = new ArrayList<NameValuePair>();
}
public void AddParam(String name, String value)
{
params.add(new BasicNameValuePair(name, value));
}
public void AddHeader(String name, String value)
{
headers.add(new BasicNameValuePair(name, value));
}
public String Execute(RequestMethod method) throws Exception
{
switch(method) {
case GET:
{
//add parameters
String combinedParams = "";
if(!params.isEmpty()){
combinedParams += "?";
for(NameValuePair p : params)
{
String paramString = p.getName() + "=" + URLEncoder.encode(p.getValue(),"UTF-8");
if(combinedParams.length() > 1)
{
combinedParams += "&" + paramString;
}
else
{
combinedParams += paramString;
}
}
}
//SERVICE_URL +=serviceMethod;
HttpGet request = new HttpGet(SERVICE_URL + combinedParams);
//add headers
for(NameValuePair h : headers)
{
request.addHeader(h.getName(), h.getValue());
}
executeRequest(request, SERVICE_URL);
break;
}
case POST:
{
//SERVICE_URL +=serviceMethod;
HttpPost request = new HttpPost(SERVICE_URL);
//add headers
for(NameValuePair h : headers)
{
request.addHeader(h.getName(), h.getValue());
}
if(!params.isEmpty()){
request.setEntity(new UrlEncodedFormEntity(params, HTTP.UTF_8));
}
executeRequest(request, SERVICE_URL);
break;
}
}
return response;
}
private String executeRequest(HttpUriRequest request, String url)
{
HttpClient client = new DefaultHttpClient();
HttpResponse httpResponse;
try {
httpResponse = client.execute(request);
responseCode = httpResponse.getStatusLine().getStatusCode();
message = httpResponse.getStatusLine().getReasonPhrase();
HttpEntity entity = httpResponse.getEntity();
if (entity != null) {
InputStream instream = entity.getContent();
response = convertStreamToString(instream);
// Closing the input stream will trigger connection release
instream.close();
}
SERVICE_URL+=SERVICE_URL;
} catch (ClientProtocolException e) {
client.getConnectionManager().shutdown();
e.printStackTrace();
} catch (IOException e) {
client.getConnectionManager().shutdown();
e.printStackTrace();
}
return response;
}
private static String convertStreamToString(InputStream is) {
BufferedReader reader = new BufferedReader(new InputStreamReader(is));
StringBuilder sb = new StringBuilder();
String line = null;
try {
while ((line = reader.readLine()) != null) {
sb.append(line + "\n");
}
} catch (IOException e) {
e.printStackTrace();
} finally {
try {
is.close();
} catch (IOException e) {
e.printStackTrace();
}
}
return sb.toString();
}}
对于GET方法，只需将“client.Execute（RequestMethod.POST）”替换为“client.Execute（RequestMethod.GET）”HttpClient不推荐使用HttpClient不推荐使用NameValuePair不推荐使用tooNameValuePair不推荐使用tooNameValuePair不推荐使用tooNameValuePair不推荐使用too@MwasuseLibrary'org.apache.http.legacy'NameValuePair已被弃用too@MwasuseLibrary'org.apache.http.legacy'