Java tutorial
//package com.java2s; /* * Copyright (C) 2008 Google Inc. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ import android.app.Activity; import android.content.Intent; public class Main { static private final String EXTRA_WRAPPED_INTENT = "PreconditionActivityHelper_wrappedIntent"; /** * Create a precondition activity intent. * @param activity the original activity * @param preconditionActivityClazz the precondition activity's class * @return an intent which will launch the precondition activity. */ public static Intent createPreconditionIntent(Activity activity, Class preconditionActivityClazz) { Intent newIntent = new Intent(); newIntent.setClass(activity, preconditionActivityClazz); newIntent.putExtra(EXTRA_WRAPPED_INTENT, activity.getIntent()); return newIntent; } }