Android/画面遷移/引数を渡す

• MainActivity.java

Intent intent = new Intent();
intent.setClassName(getPackageName(), getPackageName() + ".SubActivity");
intent.putExtra("path", path);
intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
startActivity(intent);

• SubActivity.java

Intent intent = getIntent();
String path = intent.getStringExtra("path");