Acrivity跳转到下一个activity

protected void onCreate(Bundle savedInstanceState) {

    super.onCreate(savedInstanceState);

    setContentView(R.layout.activity_three);

    et_name=(EditText)findViewById(R.id.et_name);

    et_password=(EditText)findViewById(R.id.et_password);

    btn_send=(Button)findViewById(R.id.btn_send);

    manRadio=(RadioButton)findViewById(R.id.radioMale);

    womanRadio=(RadioButton)findViewById(R.id.radioFemale);

   // btn_send=(Button)findViewById(R.id.btn_send);

    //点击提交用户信息的按钮进行数据传递
    btn_send.setOnClickListener(new
View.OnClickListener() {

        @Override
        public void
onClick(View v) {

            passDate();

        }

    });

}

//传递数据
public void passDate(){

    //创建Intent对象
    Intent intent=
new Intent(this,FourActivity.class);

    intent.putExtra("name",et_name.getText().toString().trim());

    intent.putExtra("password",et_password.getText().toString().trim());

    String str="";

    if(manRadio.isChecked()){

        str="男";

    }else if(womanRadio.isChecked()){

        str="女";

    }

    intent.putExtra("sex",str);

    startActivity(intent);

   ThreeActivity.this.finish();

}

需要在清单文件中备注

<activity android:name=".FourActivity"
    android:label="@string/app_name">

    </activity>