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package com.example.testpreference;
 
 
import android.app.Activity;
import android.content.SharedPreferences;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.TextView;
 
public class TestPreferenceActivity extends Activity {
    /** Called when the activity is first created. */
 
    private TextView myDateTimeView;
    private Button myShowDate;
 
 
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main);
 
        myDateTimeView  = (TextView)findViewById(R.id.textview);
        myShowDate = (Button)findViewById(R.id.button);
        myDateTimeView.setTextSize(30);
        myShowDate.setTextSize(20);
 
 
        myShowDate.setOnClickListener(new View.OnClickListener() {
            public void onClick(View v) {
                showCurrentDate();
 
            }
        });
 
        showCurrentDate();
    }
    public void setdata(){
    	float X = 1.5F;
	SharedPreferences pref =getSharedPreferences("TestPreferenceActivity",MODE_WORLD_READABLE|MODE_WORLD_WRITEABLE);
	SharedPreferences.Editor editor = pref.edit();
	editor.putFloat("xaxis", X);
	editor.commit();
    }
    private void showCurrentDate(){
    	SharedPreferences pref =getSharedPreferences("TestPreferenceActivity",MODE_WORLD_READABLE|MODE_WORLD_WRITEABLE);
    	float x_axis = pref.getFloat("xaxis", 0F);
    	String Xdata = String.valueOf( x_axis );
 
        myDateTimeView.setText( Xdata);
    }
}
 

Main.java:11: class TestPreferenceActivity is public, should be declared in a file named TestPreferenceActivity.java
public class TestPreferenceActivity extends Activity {
       ^
Main.java:4: package android.app does not exist
import android.app.Activity;
                  ^
Main.java:5: package android.content does not exist
import android.content.SharedPreferences;
                      ^
Main.java:6: package android.os does not exist
import android.os.Bundle;
                 ^
Main.java:7: package android.view does not exist
import android.view.View;
                   ^
Main.java:8: package android.widget does not exist
import android.widget.Button;
                     ^
Main.java:9: package android.widget does not exist
import android.widget.TextView;
                     ^
Main.java:11: cannot find symbol
symbol: class Activity
public class TestPreferenceActivity extends Activity {
                                            ^
Main.java:14: cannot find symbol
symbol  : class TextView
location: class com.example.testpreference.TestPreferenceActivity
    private TextView myDateTimeView;
            ^
Main.java:15: cannot find symbol
symbol  : class Button
location: class com.example.testpreference.TestPreferenceActivity
    private Button myShowDate;
            ^
Main.java:19: cannot find symbol
symbol  : class Bundle
location: class com.example.testpreference.TestPreferenceActivity
    public void onCreate(Bundle savedInstanceState) {
                         ^
Main.java:20: cannot find symbol
symbol  : variable super
location: class com.example.testpreference.TestPreferenceActivity
        super.onCreate(savedInstanceState);
        ^
Main.java:21: package R does not exist
        setContentView(R.layout.main);
                        ^
Main.java:23: cannot find symbol
symbol  : class TextView
location: class com.example.testpreference.TestPreferenceActivity
        myDateTimeView  = (TextView)findViewById(R.id.textview);
                           ^
Main.java:23: package R does not exist
        myDateTimeView  = (TextView)findViewById(R.id.textview);
                                                  ^
Main.java:24: cannot find symbol
symbol  : class Button
location: class com.example.testpreference.TestPreferenceActivity
        myShowDate = (Button)findViewById(R.id.button);
                      ^
Main.java:24: package R does not exist
        myShowDate = (Button)findViewById(R.id.button);
                                           ^
Main.java:29: package View does not exist
        myShowDate.setOnClickListener(new View.OnClickListener() {
                                              ^
Main.java:18: method does not override or implement a method from a supertype
    @Override
    ^
Main.java:40: cannot find symbol
symbol  : class SharedPreferences
location: class com.example.testpreference.TestPreferenceActivity
	SharedPreferences pref =getSharedPreferences("TestPreferenceActivity",MODE_WORLD_READABLE|MODE_WORLD_WRITEABLE);
	^
Main.java:40: cannot find symbol
symbol  : variable MODE_WORLD_READABLE
location: class com.example.testpreference.TestPreferenceActivity
	SharedPreferences pref =getSharedPreferences("TestPreferenceActivity",MODE_WORLD_READABLE|MODE_WORLD_WRITEABLE);
	                                                                      ^
Main.java:40: cannot find symbol
symbol  : variable MODE_WORLD_WRITEABLE
location: class com.example.testpreference.TestPreferenceActivity
	SharedPreferences pref =getSharedPreferences("TestPreferenceActivity",MODE_WORLD_READABLE|MODE_WORLD_WRITEABLE);
	                                                                                          ^
Main.java:40: cannot find symbol
symbol  : method getSharedPreferences(java.lang.String,boolean)
location: class com.example.testpreference.TestPreferenceActivity
	SharedPreferences pref =getSharedPreferences("TestPreferenceActivity",MODE_WORLD_READABLE|MODE_WORLD_WRITEABLE);
	                        ^
Main.java:41: package SharedPreferences does not exist
	SharedPreferences.Editor editor = pref.edit();
	                 ^
Main.java:46: cannot find symbol
symbol  : class SharedPreferences
location: class com.example.testpreference.TestPreferenceActivity
    	SharedPreferences pref =getSharedPreferences("TestPreferenceActivity",MODE_WORLD_READABLE|MODE_WORLD_WRITEABLE);
    	^
Main.java:46: cannot find symbol
symbol  : variable MODE_WORLD_READABLE
location: class com.example.testpreference.TestPreferenceActivity
    	SharedPreferences pref =getSharedPreferences("TestPreferenceActivity",MODE_WORLD_READABLE|MODE_WORLD_WRITEABLE);
    	                                                                      ^
Main.java:46: cannot find symbol
symbol  : variable MODE_WORLD_WRITEABLE
location: class com.example.testpreference.TestPreferenceActivity
    	SharedPreferences pref =getSharedPreferences("TestPreferenceActivity",MODE_WORLD_READABLE|MODE_WORLD_WRITEABLE);
    	                                                                                          ^
Main.java:46: cannot find symbol
symbol  : method getSharedPreferences(java.lang.String,boolean)
location: class com.example.testpreference.TestPreferenceActivity
    	SharedPreferences pref =getSharedPreferences("TestPreferenceActivity",MODE_WORLD_READABLE|MODE_WORLD_WRITEABLE);
    	                        ^
28 errors

Standard output is empty