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MainActivity.java
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MainActivity.java
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package com.example.student.coords;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;
import java.io.StringWriter;
import android.app.Activity;
import android.os.Bundle;
import android.os.Environment;
import android.util.Log;
import android.view.View;
import android.widget.TextView;
public class MainActivity extends AppCompatActivity {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
}
public void onClick(View view) {
String Words = new String("1.4 6.98 8.5693 9.0 5.3");
try {
String fname = "input1";
File filename = new File(getApplicationContext().getFilesDir(),fname);
FileWriter f = new FileWriter(filename, false);
StringWriter fout = new StringWriter();
fout.write(Words);
f.write(fout.toString());
fout.close();
f.close();
}
catch (Exception e) {
TextView Error=(TextView) findViewById(R.id.textView);
Error.setText("we are in the shit11111");
}
try{
String fname = "input1", s="";
int c=0, num=0;
File filename = new File(getApplicationContext().getFilesDir(),fname);
float [][] ResCoords = new float[1000][3];
FileReader g = new FileReader(filename);
BufferedReader br = new BufferedReader(g);
s=br.readLine();
for(String si:s.split(" ")){
ResCoords[c][num]=Float.parseFloat(si);
num++;
if(num==3){num=0;c++;}
}
TextView Result1=(TextView) findViewById(R.id.textView);
Result1.setText(s.toString());
}
catch (Exception e) {
TextView Error=(TextView) findViewById(R.id.textView);
Error.setText("we are in the shit22222");
}
}
}