84 lines
2.4 KiB
Java
84 lines
2.4 KiB
Java
/**
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* Copyright (C) 2009 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.internal.util;
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import android.annotation.SuppressLint;
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import android.compat.annotation.UnsupportedAppUsage;
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import android.os.Build;
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import android.os.Message;
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/**
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* {@hide}
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*
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* The class for implementing states in a StateMachine
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*/
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@SuppressLint("AndroidFrameworkRequiresPermission")
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public class State implements IState {
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/**
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* Constructor
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*/
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@UnsupportedAppUsage
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protected State() {
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}
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/* (non-Javadoc)
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* @see com.android.internal.util.IState#enter()
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*/
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@UnsupportedAppUsage
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@Override
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public void enter() {
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}
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/* (non-Javadoc)
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* @see com.android.internal.util.IState#exit()
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*/
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@UnsupportedAppUsage(maxTargetSdk = Build.VERSION_CODES.R, trackingBug = 170729553)
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@Override
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public void exit() {
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}
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/* (non-Javadoc)
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* @see com.android.internal.util.IState#processMessage(android.os.Message)
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*/
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@UnsupportedAppUsage
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@Override
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public boolean processMessage(Message msg) {
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return false;
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}
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/**
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* Name of State for debugging purposes.
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*
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* This default implementation returns the class name, returning
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* the instance name would better in cases where a State class
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* is used for multiple states. But normally there is one class per
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* state and the class name is sufficient and easy to get. You may
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* want to provide a setName or some other mechanism for setting
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* another name if the class name is not appropriate.
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*
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* @see com.android.internal.util.IState#processMessage(android.os.Message)
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*/
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@UnsupportedAppUsage
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@Override
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public String getName() {
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String name = getClass().getName();
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int lastDollar = name.lastIndexOf('$');
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return name.substring(lastDollar + 1);
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}
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}
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