本文介绍了如何实现的Oauth在Android的Salesforce的?的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!
问题描述
我想实现的Salesforce的OAuth在Android应用程序。
我已经使用Salesforce的移动SDK实现它。我还增加了SalesforceSDK-1.0.1.jar在我的项目。
MainActivity.java
包com.android.templateapp;进口的java.util.ArrayList;进口android.app.Activity;
进口android.os.Bundle;
进口android.util.Log;
进口android.view.View;
进口android.widget.ArrayAdapter;
进口android.widget.ListView;进口com.salesforce.androidsdk.app.ForceApp;
进口com.salesforce.androidsdk.rest.ClientManager;
进口com.salesforce.androidsdk.rest.ClientManager.LoginOptions;
进口com.salesforce.androidsdk.rest.ClientManager.RestClientCallback;
进口com.salesforce.androidsdk.rest.RestClient;
公共类MainActivity延伸活动{私人RESTClient实现客户端;
私人ArrayAdapter<串GT; listAdapter;
私有静态字符串标记=TemplateApp;@覆盖
保护无效的onCreate(捆绑savedInstanceState){
super.onCreate(savedInstanceState);
Log.v(TAG,主要活动的onCreate);
//设置视图
的setContentView(R.layout.main);
}@覆盖
公共无效onResume(){
Log.v(TAG,主要活动的*******默认onResume);
super.onResume(); findViewById(R.id.root).setVisibility(View.INVISIBLE);
Log.v(TAG*******默认onResume - View.INVISIBLE); //登录选项
串ACCOUNTTYPE = ForceApp.APP.getAccountType(); Log.v(TAG*******默认onResume - ACCOUNTTYPE ::+ ACCOUNTTYPE); LoginOptions loginOptions =新LoginOptions(
https://login.salesforce.com/,//登录主机是由用户通过服务器选择器选择
ForceApp.APP.getPass codeHash()
的getString(R.string.oauth_callback_url)
的getString(R.string.oauth_client_id)
新的String [] {API});
Log.v(TAG*******默认onResume - loginOptions ::+ loginOptions);
//获取REST客户端
新ClientManager(这一点,ACCOUNTTYPE,loginOptions).getRestClient(这一点,
新RestClientCallback(){
@覆盖
公共无效authenticatedRestClient(RESTClient实现客户端){ //显示一切
findViewById(R.id.root).setVisibility(View.VISIBLE); //用户进行身份验证,在此处插入应用程序逻辑
}
});
}
保护LoginOptions getLoginOptions(){
Log.v(TAG,主要活动的getLoginOptions);
LoginOptions loginOptions =新LoginOptions(
空,//登录主机是由用户通过服务器选择器选择
ForceApp.APP.getPass codeHash()
的getString(R.string.oauth_callback_url)
的getString(R.string.oauth_client_id)
新的String [] {API});
返回loginOptions;
}公共无效onResume(RESTClient实现客户端){
Log.v(TAG,主要活动的onResume);
//保持参照其他客户端
this.client =客户端; //显示一切
findViewById(R.id.root).setVisibility(View.VISIBLE);
}/ **
*当点击注销按钮调用。
*
* @参数v
* /
公共无效onLogoutClick(视图v){
ForceApp.APP.logout(本);
}/ **
*当点击清除按钮调用。
*
* @参数v
* /公共无效onClearClick(视图v){
listAdapter.clear();
}/ **
*当调用获取联系人按钮被点击
*
* @参数v
* @throws UnsupportedEncodingException
* /公共无效onFetchContactsClick(视图V)抛出UnsupportedEncodingException {
sendRequest将(从联系人姓名);
}公共无效onFetchAccountsClick(视图V)抛出UnsupportedEncodingException {
sendRequest将(从选择帐户名称);
}私人无效sendRequest将(字符串SOQL)抛出UnsupportedEncodingException {
RestRequest restRequest = RestRequest.getRequestForQuery(的getString(R.string.api_version),SOQL); client.sendAsync(restRequest,新AsyncRequestCallback(){
@覆盖
公共无效的onSuccess(RestRequest要求,RestResponse结果){
尝试{
listAdapter.clear();
JSONArray纪录= result.asJSONObject()getJSONArray(记录)。
的for(int i = 0; I< records.length();我++){
listAdapter.add(records.getJSONObject(I).getString(姓名));
}
}赶上(例外五){
onError的(E);
}
} @覆盖
公共无效onerror的(例外的例外){
Toast.makeText(MainActivity.this,
MainActivity.this.getString(ForceApp.APP.getSalesforceR()。stringGenericError(),exception.toString()),
Toast.LENGTH_LONG).show();
}
});
}}
我得到在logcat中以下错误:
17 12-18:47:04.696:E /跟踪(1586):错误打开跟踪文件:没有这样的文件或目录(2)
12-18 17:47:05.256:V / TemplateApp(1586):主要业务的onCreate
12-18 17:47:05.526:V / TemplateApp(1586):主要业务*******默认onResume
12-18 17:47:05.526:V / TemplateApp(1586):*******默认onResume - View.INVISIBLE
12-18 17:47:05.536:D / AndroidRuntime(1586):关闭VM
12-18 17:47:05.536:W / dalvikvm(1586):主题ID = 1:螺纹未捕获的异常退出(组= 0x40a13300)
12-18 17:47:05.546:E / AndroidRuntime(1586):致命异常:主要
12-18 17:47:05.546:E / AndroidRuntime(1586):了java.lang.RuntimeException:无法恢复活动{com.android.templateapp / com.android.templateapp.MainActivity}:显示java.lang.NullPointerException
12-18 17:47:05.546:E / AndroidRuntime(1586):在android.app.ActivityThread.performResumeActivity(ActivityThread.java:2575)
12-18 17:47:05.546:E / AndroidRuntime(1586):在android.app.ActivityThread.handleResumeActivity(ActivityThread.java:2603)
12-18 17:47:05.546:E / AndroidRuntime(1586):在android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2089)
12-18 17:47:05.546:E / AndroidRuntime(1586):在android.app.ActivityThread.access $ 600(ActivityThread.java:130)
12-18 17:47:05.546:E / AndroidRuntime(1586):在android.app.ActivityThread $ H.handleMessage(ActivityThread.java:1195)
12-18 17:47:05.546:E / AndroidRuntime(1586):在android.os.Handler.dispatchMessage(Handler.java:99)
12-18 17:47:05.546:E / AndroidRuntime(1586):在android.os.Looper.loop(Looper.java:137)
12-18 17:47:05.546:E / AndroidRuntime(1586):在android.app.ActivityThread.main(ActivityThread.java:4745)
12-18 17:47:05.546:E / AndroidRuntime(1586):在java.lang.reflect.Method.invokeNative(本机方法)
12-18 17:47:05.546:E / AndroidRuntime(1586):在java.lang.reflect.Method.invoke(Method.java:511)
12-18 17:47:05.546:E / AndroidRuntime(1586):在com.android.internal.os.ZygoteInit $ MethodAndArgsCaller.run(ZygoteInit.java:786)
12-18 17:47:05.546:E / AndroidRuntime(1586):在com.android.internal.os.ZygoteInit.main(ZygoteInit.java:553)
12-18 17:47:05.546:E / AndroidRuntime(1586):在dalvik.system.NativeStart.main(本机方法)
12-18 17:47:05.546:E / AndroidRuntime(1586):因:显示java.lang.NullPointerException
12-18 17:47:05.546:E / AndroidRuntime(1586):在com.salesforce.androidsdk.app.ForceApp.getAccountType(ForceApp.java:175)
12-18 17:47:05.546:E / AndroidRuntime(1586):在com.android.templateapp.MainActivity.onResume(MainActivity.java:85)
12-18 17:47:05.546:E / AndroidRuntime(1586):在android.app.Instrumentation.callActivityOnResume(Instrumentation.java:1184)
12-18 17:47:05.546:E / AndroidRuntime(1586):在android.app.Activity.performResume(Activity.java:5082)
12-18 17:47:05.546:E / AndroidRuntime(1586):在android.app.ActivityThread.performResumeActivity(ActivityThread.java:2565)
12-18 17:47:05.546:E / AndroidRuntime(1586):12 ...更多
解决方案
我想像你还没有安装扩展ForceApp和注册的应用程序类,在AndroidManifest.xml文件。
I am trying to implement Salesforce OAuth in Android Application.I have used Salesforce Mobile SDK for implementing it. I have also added 'SalesforceSDK-1.0.1.jar' in my project.
MainActivity.java
package com.android.templateapp;
import java.util.ArrayList;
import android.app.Activity;
import android.os.Bundle;
import android.util.Log;
import android.view.View;
import android.widget.ArrayAdapter;
import android.widget.ListView;
import com.salesforce.androidsdk.app.ForceApp;
import com.salesforce.androidsdk.rest.ClientManager;
import com.salesforce.androidsdk.rest.ClientManager.LoginOptions;
import com.salesforce.androidsdk.rest.ClientManager.RestClientCallback;
import com.salesforce.androidsdk.rest.RestClient;
public class MainActivity extends Activity {
private RestClient client;
private ArrayAdapter<String> listAdapter;
private static String TAG = "TemplateApp";
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
Log.v(TAG," onCreate of Main Activity");
// Setup view
setContentView(R.layout.main);
}
@Override
public void onResume() {
Log.v(TAG," ******* default onResume of Main Activity");
super.onResume();
findViewById(R.id.root).setVisibility(View.INVISIBLE);
Log.v(TAG," ******* default onResume - View.INVISIBLE");
// Login options
String accountType = ForceApp.APP.getAccountType();
Log.v(TAG," ******* default onResume - accountType ::"+accountType);
LoginOptions loginOptions = new LoginOptions(
"https://login.salesforce.com/", // login host is chosen by user through the server picker
ForceApp.APP.getPasscodeHash(),
getString(R.string.oauth_callback_url),
getString(R.string.oauth_client_id),
new String[] {"api"});
Log.v(TAG," ******* default onResume - loginOptions ::"+loginOptions);
// Get a rest client
new ClientManager(this, accountType, loginOptions).getRestClient(this,
new RestClientCallback() {
@Override
public void authenticatedRestClient(RestClient client) {
// Show everything
findViewById(R.id.root).setVisibility(View.VISIBLE);
//User is authenticated, insert Application logic here
}
});
}
protected LoginOptions getLoginOptions() {
Log.v(TAG," getLoginOptions of Main Activity");
LoginOptions loginOptions = new LoginOptions(
null, // login host is chosen by user through the server picker
ForceApp.APP.getPasscodeHash(),
getString(R.string.oauth_callback_url),
getString(R.string.oauth_client_id),
new String[] {"api"});
return loginOptions;
}
public void onResume(RestClient client) {
Log.v(TAG," onResume of Main Activity");
// Keeping reference to rest client
this.client = client;
// Show everything
findViewById(R.id.root).setVisibility(View.VISIBLE);
}
/**
* Called when "Logout" button is clicked.
*
* @param v
*/
public void onLogoutClick(View v) {
ForceApp.APP.logout(this);
}
/**
* Called when "Clear" button is clicked.
*
* @param v
*/
public void onClearClick(View v) {
listAdapter.clear();
}
/**
* Called when "Fetch Contacts" button is clicked
*
* @param v
* @throws UnsupportedEncodingException
*/
public void onFetchContactsClick(View v) throws UnsupportedEncodingException {
sendRequest("SELECT Name FROM Contact");
}
public void onFetchAccountsClick(View v) throws UnsupportedEncodingException {
sendRequest("SELECT Name FROM Account");
}
private void sendRequest(String soql) throws UnsupportedEncodingException {
RestRequest restRequest = RestRequest.getRequestForQuery(getString(R.string.api_version), soql);
client.sendAsync(restRequest, new AsyncRequestCallback() {
@Override
public void onSuccess(RestRequest request, RestResponse result) {
try {
listAdapter.clear();
JSONArray records = result.asJSONObject().getJSONArray("records");
for (int i = 0; i < records.length(); i++) {
listAdapter.add(records.getJSONObject(i).getString("Name"));
}
} catch (Exception e) {
onError(e);
}
}
@Override
public void onError(Exception exception) {
Toast.makeText(MainActivity.this,
MainActivity.this.getString(ForceApp.APP.getSalesforceR().stringGenericError(), exception.toString()),
Toast.LENGTH_LONG).show();
}
});
}
}
I am getting following errors in logcat:
12-18 17:47:04.696: E/Trace(1586): error opening trace file: No such file or directory (2)
12-18 17:47:05.256: V/TemplateApp(1586): onCreate of Main Activity
12-18 17:47:05.526: V/TemplateApp(1586): ******* default onResume of Main Activity
12-18 17:47:05.526: V/TemplateApp(1586): ******* default onResume - View.INVISIBLE
12-18 17:47:05.536: D/AndroidRuntime(1586): Shutting down VM
12-18 17:47:05.536: W/dalvikvm(1586): threadid=1: thread exiting with uncaught exception (group=0x40a13300)
12-18 17:47:05.546: E/AndroidRuntime(1586): FATAL EXCEPTION: main
12-18 17:47:05.546: E/AndroidRuntime(1586): java.lang.RuntimeException: Unable to resume activity {com.android.templateapp/com.android.templateapp.MainActivity}: java.lang.NullPointerException
12-18 17:47:05.546: E/AndroidRuntime(1586): at android.app.ActivityThread.performResumeActivity(ActivityThread.java:2575)
12-18 17:47:05.546: E/AndroidRuntime(1586): at android.app.ActivityThread.handleResumeActivity(ActivityThread.java:2603)
12-18 17:47:05.546: E/AndroidRuntime(1586): at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2089)
12-18 17:47:05.546: E/AndroidRuntime(1586): at android.app.ActivityThread.access$600(ActivityThread.java:130)
12-18 17:47:05.546: E/AndroidRuntime(1586): at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1195)
12-18 17:47:05.546: E/AndroidRuntime(1586): at android.os.Handler.dispatchMessage(Handler.java:99)
12-18 17:47:05.546: E/AndroidRuntime(1586): at android.os.Looper.loop(Looper.java:137)
12-18 17:47:05.546: E/AndroidRuntime(1586): at android.app.ActivityThread.main(ActivityThread.java:4745)
12-18 17:47:05.546: E/AndroidRuntime(1586): at java.lang.reflect.Method.invokeNative(Native Method)
12-18 17:47:05.546: E/AndroidRuntime(1586): at java.lang.reflect.Method.invoke(Method.java:511)
12-18 17:47:05.546: E/AndroidRuntime(1586): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:786)
12-18 17:47:05.546: E/AndroidRuntime(1586): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:553)
12-18 17:47:05.546: E/AndroidRuntime(1586): at dalvik.system.NativeStart.main(Native Method)
12-18 17:47:05.546: E/AndroidRuntime(1586): Caused by: java.lang.NullPointerException
12-18 17:47:05.546: E/AndroidRuntime(1586): at com.salesforce.androidsdk.app.ForceApp.getAccountType(ForceApp.java:175)
12-18 17:47:05.546: E/AndroidRuntime(1586): at com.android.templateapp.MainActivity.onResume(MainActivity.java:85)
12-18 17:47:05.546: E/AndroidRuntime(1586): at android.app.Instrumentation.callActivityOnResume(Instrumentation.java:1184)
12-18 17:47:05.546: E/AndroidRuntime(1586): at android.app.Activity.performResume(Activity.java:5082)
12-18 17:47:05.546: E/AndroidRuntime(1586): at android.app.ActivityThread.performResumeActivity(ActivityThread.java:2565)
12-18 17:47:05.546: E/AndroidRuntime(1586): ... 12 more
解决方案
I'd imagine that you have not setup an application class that extends ForceApp and registered that in the AndroidManifest.xml file.
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