#6 #916 第六次实验+报告

soft1614080902215/app/src/main/AndroidManifest.xml

@@ -2,6 +2,13 @@
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
     package="androidlabs.hzuapps.edu.soft1614080902215">
 
+    <uses-permission android:name="android.permission.INTERNET" />
+    <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
+    <uses-permission android:name="android.permission.ACCESS_WIFI_STATE" />
+    <uses-permission android:name="android.permission.CHANGE_WIFI_STATE" />
+    <uses-permission android:name="android.permission.CHANGE_NETWORK_STATE" />
+    <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
+
     <application
         android:allowBackup="true"
         android:icon="@mipmap/ic_launcher"
@@ -21,7 +28,10 @@
             android:label="@string/title_activity_second"
             android:theme="@style/AppTheme.NoActionBar" />
         <activity android:name=".ThirdActivity" />
-        <activity android:name=".FouthActivity"></activity>
+        <activity android:name=".FouthActivity" />
+        <activity android:name=".FifthActivity" />
+        <activity android:name=".SixthActivity" />
+        <activity android:name=".SeventhActivity"></activity>
     </application>
 
 </manifest>

soft1614080902215/app/src/main/java/FifthActivity.java

@@ -0,0 +1,13 @@
+package androidlabs.hzuapps.edu.soft1614080902215;
+
+import android.support.v7.app.AppCompatActivity;
+import android.os.Bundle;
+
+public class FifthActivity extends AppCompatActivity {
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_fifth);
+    }
+}

soft1614080902215/app/src/main/java/FouthActivity.java

@@ -0,0 +1,20 @@
+package androidlabs.hzuapps.edu.soft1614080902215;
+
+import android.content.Intent;
+import android.support.v7.app.AppCompatActivity;
+import android.os.Bundle;
+import android.widget.TextView;
+
+import java.io.FileInputStream;
+import java.io.FileOutputStream;
+import java.text.SimpleDateFormat;
+import java.util.Calendar;
+
+public class FouthActivity extends AppCompatActivity {
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_fouth);
+    }
+
+}

soft1614080902215/app/src/main/java/SecondActivity.java

@@ -2,21 +2,60 @@
 
 import android.content.Intent;
 import android.os.Bundle;
-import android.support.design.widget.FloatingActionButton;
-import android.support.design.widget.Snackbar;
 import android.support.v7.app.AppCompatActivity;
-import android.support.v7.widget.Toolbar;
 import android.view.View;
-import android.*;
 import android.widget.Button;
 
-public class SecondActivity extends AppCompatActivity {
 
+public class SecondActivity extends AppCompatActivity {
+    private Button Time;
+    private Button Length;
+    private Button Parities;
+    private Button HouseLoan;
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         setContentView(R.layout.activity_second);
 
+        Time=(Button)findViewById(R.id.时间转换);
+        Time.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                Intent intent=new Intent(SecondActivity.this,FouthActivity.class);
+                startActivity(intent);
+            }
+        });
+
+        Length=(Button)findViewById(R.id.长度转换);
+        Length.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                Intent intent=new Intent(SecondActivity.this,FifthActivity.class);
+                startActivity(intent);
+            }
+        });
+
+        Parities=(Button)findViewById(R.id.汇率计算);
+        Parities.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                Intent intent=new Intent(SecondActivity.this,SixthActivity.class);
+                startActivity(intent);
+            }
+        });
+
+        HouseLoan=(Button)findViewById(R.id.房贷计算);
+        HouseLoan.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                Intent intent=new Intent(SecondActivity.this,SeventhActivity.class);
+                startActivity(intent);
+            }
+        });
+
+
     }
 
+
+
 }

soft1614080902215/app/src/main/java/SeventhActivity.java

@@ -0,0 +1,13 @@
+package androidlabs.hzuapps.edu.soft1614080902215;
+
+import android.support.v7.app.AppCompatActivity;
+import android.os.Bundle;
+
+public class SeventhActivity extends AppCompatActivity {
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_seventh);
+    }
+}

soft1614080902215/app/src/main/java/SixthActivity.java

@@ -0,0 +1,13 @@
+package androidlabs.hzuapps.edu.soft1614080902215;
+
+import android.support.v7.app.AppCompatActivity;
+import android.os.Bundle;
+
+public class SixthActivity extends AppCompatActivity {
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_sixth);
+    }
+}

soft1614080902215/app/src/main/java/ThirdActivity.java

@@ -9,12 +9,19 @@
 import android.widget.EditText;
 import android.widget.TextView;
 
+import org.json.JSONArray;
+import org.json.JSONObject;
+
 import java.io.BufferedReader;
 import java.io.File;
 import java.io.FileNotFoundException;
 import java.io.FileOutputStream;
 import java.io.FileReader;
 import java.io.IOException;
+import java.io.InputStream;
+import java.io.InputStreamReader;
+import java.net.HttpURLConnection;
+import java.net.URL;
 
 public class ThirdActivity extends AppCompatActivity{
     private TextView textView;
@@ -25,6 +32,9 @@ public class ThirdActivity extends AppCompatActivity{
     private boolean addNum;
     private Button More;
     //private Button Build;
+    private TextView texts;
+    private String text;
+    public static final String TAG1 = ThirdActivity.class.getSimpleName();
 
     public static final String DIRECTORY = "demo";
     public static final String FILENAME = "file_demo.txt";
@@ -37,6 +47,9 @@ protected void onCreate(Bundle savedInstanceState) {
         textView1 = (TextView) findViewById(R.id.textView);
         addNum = true;
 
+        texts = ((TextView) findViewById(R.id.textView));
+        getJson();
+
         More=(Button)findViewById(R.id.btn_more);
         More.setOnClickListener(new View.OnClickListener() {
             @Override
@@ -46,13 +59,67 @@ public void onClick(View v) {
             }
         });
 
+
+
         ((Button) findViewById(R.id.btn_save)).setOnClickListener(new View.OnClickListener() {
             @Override
             public void onClick(View view) {
                 String text = ((TextView) findViewById(R.id.textView)).getText().toString();
                 saveTextIntoInternalStorage(text);
             }
         });}
+    public void getJson() {
+        new Thread() {
+            @Override
+            public void run() {
+                try {
+                    //你的URL
+                    Log.i(TAG1, "01");
+                    String url_s = "https://raw.githubusercontent.com/Zhenghizhong/android-labs-2018/master/soft1614080902215/text.json";
+                    URL url = new URL(url_s);
+                    HttpURLConnection conn = (HttpURLConnection) url.openConnection();
+                    Log.i(TAG1, "1");
+                    conn.setConnectTimeout(5000);
+                    conn.setUseCaches(false);
+                    conn.connect();
+                    InputStream inputStream = conn.getInputStream();
+                    InputStreamReader input = new InputStreamReader(inputStream);
+                    BufferedReader buffer = new BufferedReader(input);
+                    if (conn.getResponseCode() == 200) {
+                        String inputLine;
+                        StringBuffer resultData = new StringBuffer();
+                        while ((inputLine = buffer.readLine()) != null) {
+                            resultData.append(inputLine);
+                        }
+                        text = resultData.toString();
+                        Log.v("out---------------->", text);
+
+
+                        runOnUiThread(new Runnable() {
+                            @Override
+                            public void run() {
+                                try {
+                                   // JSONArray js = new JSONArray(text);
+                                    JSONObject ob = new JSONObject(text);
+                                    String str = ob.getString("text");
+                                    texts.setText(str);
+                                }catch(Exception e){
+                                    e.printStackTrace();
+                                }
+                            }
+                        });
+
+                    }
+                } catch (Exception e) {
+                    Log.i(TAG1, "5");
+                    e.printStackTrace();
+                }
+
+            }
+
+
+        }.start();
+    }
 // 将文字保存到内部存储
     private void saveTextIntoInternalStorage(String text) {
         // 获取内部存储目录