我正在使用 xampp 设计社交媒体应用。我在应用程序中设计了底部导航，并在登录后使用firebase登录到google，这样设置了个人资料活动，用户名和个人资料仅通过google登录即可显示在此处。但是有些方法并没有在其中显示名称和个人资料图片，所有代码都运行良好，但不知道我在哪里得到错误。
个人资料activity.java
package com.example.friendster.activity;
import android.content.Intent;
import android.os.Bundle;
import android.support.design.widget.CollapsingToolbarLayout;
import android.support.v4.view.ViewPager;
import android.support.v7.app.AppCompatActivity;
import android.support.v7.widget.Toolbar;
import android.view.View;
import android.view.Window;
import android.view.WindowManager;
import android.widget.Button;
import android.widget.ImageView;
import android.widget.Toast;
import com.example.friendster.R;
import com.example.friendster.adapter.ProfileViewPagerAdapter;
import com.example.friendster.model.User;
import com.example.friendster.rest.ApiClient;
import com.example.friendster.rest.services.UserInterface;
import com.google.firebase.auth.FirebaseAuth;
import com.squareup.picasso.NetworkPolicy;
import com.squareup.picasso.Picasso;
import java.util.HashMap;
import java.util.Map;
import butterknife.BindView;
import butterknife.ButterKnife;
import de.hdodenhof.circleimageview.CircleImageView;
import retrofit2.Call;
import retrofit2.Callback;
import retrofit2.Response;
public class ProfileActivity extends AppCompatActivity {
@BindView(R.id.profile_cover)
ImageView profileCover;
@BindView(R.id.profile_image)
CircleImageView profileImage;
@BindView(R.id.profile_option_btn)
Button profileOptionBtn;
@BindView(R.id.toolbar)
Toolbar toolbar;
@BindView(R.id.collapsing_toolbar)
CollapsingToolbarLayout collapsingToolbar;
@BindView(R.id.ViewPager_profile)
ViewPager ViewPagerProfile;
ProfileViewPagerAdapter profileViewPagerAdapter;
/*
0 = profile still loading
1 = two people are friends (unfriend)
2 = this person has sent friend request to another friend ( cancel sent request)
3 = this has rcvd frnd rqst frm another frnd (rjct or accpt rqst)
4 = people are unknown (you can send rqst)
5 = own profile
*/
int current_state=0;
String profileUrl="",coverUrl="";
String uid ="0";
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
//for hiding status bar
requestWindowFeature(Window.FEATURE_NO_TITLE);
getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN, WindowManager.LayoutParams.FLAG_FULLSCREEN);
setContentView(R.layout.activity_profile);
uid = getIntent().getStringExtra("uid");
// Log.d("CHECKVALUE",uid);
//Log.d("CHECKVALUE",FirebaseAuth.getInstance().getCurrentUser().getUid()+"");
ButterKnife.bind(this);
profileViewPagerAdapter =new ProfileViewPagerAdapter(getSupportFragmentManager(), 1);
//adding back buttn
setSupportActionBar(toolbar);
toolbar.setNavigationIcon(R.drawable.arrow_back_white);
toolbar.setNavigationOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
startActivity(new Intent(ProfileActivity.this,MainActivity.class));
}
});
ViewPagerProfile.setAdapter(profileViewPagerAdapter);
if (FirebaseAuth.getInstance().getCurrentUser().getUid().equalsIgnoreCase(uid)) {
//UID is matchedd ,we are going to load own profile
current_state=5;
profileOptionBtn.setText("Edit Profile");
// loadProfile();
}else{
//load other profile here
}
}
private void loadProfile() {
UserInterface userInterface = ApiClient.getApiClient().create(UserInterface.class);
Map<String, String> params =new HashMap<>();
params.put("userId",FirebaseAuth.getInstance().getCurrentUser().getUid());
Call<User> call = userInterface.loadownProfile(params);
call.enqueue(new Callback<User>() {
@Override
public void onResponse(Call<User> call, Response<User> response) {
if (response.body()!=null) {
profileUrl = response.body().getProfileUrl();
coverUrl = response.body().getCoverUrl();
collapsingToolbar.setTitle(response.body().getName());
if (!profileUrl.isEmpty()) {
Picasso.with(ProfileActivity.this).load(profileUrl).networkPolicy(NetworkPolicy.OFFLINE).into(profileImage, new com.squareup.picasso.Callback() {
@Override
public void onSuccess() {
}
@Override
public void onError() {
Picasso.with(ProfileActivity.this).load(profileUrl).into(profileImage);
}
});
if (!coverUrl.isEmpty()) {
Picasso.with(ProfileActivity.this).load(coverUrl).networkPolicy(NetworkPolicy.OFFLINE).into(profileCover, new com.squareup.picasso.Callback() {
@Override
public void onSuccess() {
}
@Override
public void onError() {
Picasso.with(ProfileActivity.this).load(coverUrl).into(profileCover);
}
});
}
}
}else {
Toast.makeText(ProfileActivity.this, "Something went wrong... please try later",Toast.LENGTH_SHORT).show();
}
}
@Override
public void onFailure(Call<User> call, Throwable t) {
Toast.makeText(ProfileActivity.this, "Something went wrong... please try later",Toast.LENGTH_SHORT).show();
}
});
}
}
fragment_profile.xml
<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:background="#fff">
<android.support.v7.widget.RecyclerView
android:id="@+id/memories_recy"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:background= "#DCDEE3"
android:layout_above="@id/feedProgressBar" />
<ProgressBar
android:id="@+id/feedProgressBar"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignParentBottom="true"
android:layout_centerHorizontal="true"
android:layout_gravity="bottom|center"
android:visibility="gone" />
</RelativeLayout>
ProfileViewPagerAdapter.java
package com.example.friendster.adapter;
import android.support.annotation.Nullable;
import android.support.v4.app.Fragment;
import android.support.v4.app.FragmentManager;
import android.support.v4.app.FragmentPagerAdapter;
import com.example.friendster.fragment.ProfileFragment;
public class ProfileViewPagerAdapter extends FragmentPagerAdapter {
int size =0;
public ProfileViewPagerAdapter(FragmentManager fm,int size) {
super(fm);
this.size =size;
}
@Override
public Fragment getItem(int position) {
switch (position) {
case 0:
return new ProfileFragment();
default:
return null;
}
}
@Override
public int getCount() {
return size;
}
@Nullable
@Override
public CharSequence getPageTitle (int positon) {
switch (positon){
case 0:
return "Posts";
default:
return null;
}
}
}
profile_Activity.xml
<?xml version="1.0" encoding="utf-8"?>
<android.support.design.widget.CoordinatorLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:background="#fafafa">
<android.support.design.widget.AppBarLayout
android:layout_width="match_parent"
android:layout_height="wrap_content">
<android.support.design.widget.CollapsingToolbarLayout
android:id="@+id/collapsing_toolbar"
android:layout_width="match_parent"
android:layout_height="wrap_content"
app:contentScrim="@color/colorPrimary"
app:expandedTitleGravity="bottom|right|start|center"
app:expandedTitleMarginEnd="0dp"
app:expandedTitleMarginStart="16dp"
app:expandedTitleTextAppearance="@style/profileExpandedAppBar"
app:collapsedTitleTextAppearance="@style/CollapsedAppBar"
app:layout_scrollFlags="scroll|exitUntilCollapsed">
<FrameLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
app:layout_collapseMode="parallax">
<ImageView
android:id="@+id/profile_cover"
android:layout_width="match_parent"
android:layout_height="400dp"
android:minHeight="350dp"
android:paddingBottom="75dp"
android:scaleType="fitXY"
android:src="@drawable/default_image_placeholder"
android:transitionName="shared"
app:layout_collapseMode="parallax" />
<de.hdodenhof.circleimageview.CircleImageView
android:id="@+id/profile_image"
android:layout_width="175dp"
android:layout_height="175dp"
android:layout_gravity="bottom|center"
android:elevation="2dp"
android:paddingBottom="10dp"
android:src="@drawable/img_default_user"
android:transitionName="shared"
app:civ_border_color="#000"
app:civ_border_width="1dp"
app:layout_collapseMode="parallax" />
<Button
android:id="@+id/profile_option_btn"
android:layout_width="wrap_content"
android:layout_height="35dp"
android:layout_gravity="bottom|end"
android:layout_marginBottom="20dp"
android:layout_marginEnd="10dp"
android:background="@drawable/background_button_round"
android:elevation="4dp"
android:gravity="center"
android:paddingEnd="5dp"
android:paddingStart="5dp"
android:text=""
android:textAllCaps="false"
app:layout_collapseMode="parallax" />
</FrameLayout>
<android.support.v7.widget.Toolbar
android:id="@+id/toolbar"
style="@style/ThemeOverlay.AppCompat.Dark.ActionBar"
android:layout_width="match_parent"
android:layout_height="?android:attr/actionBarSize"
app:layout_collapseMode="pin"
app:title=""
app:titleMarginStart="0dp"
app:titleTextColor="#000" />
</android.support.design.widget.CollapsingToolbarLayout>
</android.support.design.widget.AppBarLayout>
<RelativeLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:background="#fafafa"
app:layout_behavior="@string/appbar_scrolling_view_behavior">
<android.support.v4.view.ViewPager
android:id="@+id/ViewPager_profile"
android:layout_width="match_parent"
android:layout_height="match_parent"
app:layout_behavior="@string/appbar_scrolling_view_behavior" >
<!-- <android.support.v4.view.PagerTabStrip
android:id="@+id/pager_header"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_gravity="top"
android:paddingBottom="4dp"
android:paddingTop="4dp" />-->
</android.support.v4.view.ViewPager>
</RelativeLayout>
</android.support.design.widget.CoordinatorLayout>
Android应用程序运行正常，但在运行方面向我显示了回收站视图：未连接适配器；跳过红色的布局将是一个问题
请帮助我。