cd257fbaaf
Perform uniform argument escaping inside NativeDaemonConnector, using varargs to separate boundaries. Also move to parsed NativeDaemonEvent instances instead of raw Strings. Bug: 5472606 Change-Id: I1270733e2b2eeb2f6b810240df82ab24d38ebf40
114 lines
3.1 KiB
Java
114 lines
3.1 KiB
Java
/*
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* Copyright (C) 2011 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.server;
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/**
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* Parsed event from native side of {@link NativeDaemonConnector}.
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*/
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public class NativeDaemonEvent {
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// TODO: keep class ranges in sync with ResponseCode.h
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// TODO: swap client and server error ranges to roughly mirror HTTP spec
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private final int mCode;
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private final String mMessage;
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private final String mRawEvent;
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private NativeDaemonEvent(int code, String message, String rawEvent) {
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mCode = code;
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mMessage = message;
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mRawEvent = rawEvent;
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}
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public int getCode() {
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return mCode;
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}
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public String getMessage() {
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return mMessage;
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}
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@Deprecated
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public String getRawEvent() {
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return mRawEvent;
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}
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@Override
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public String toString() {
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return mRawEvent;
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}
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/**
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* Test if event represents a partial response which is continued in
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* additional subsequent events.
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*/
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public boolean isClassContinue() {
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return mCode >= 100 && mCode < 200;
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}
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/**
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* Test if event represents a command success.
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*/
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public boolean isClassOk() {
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return mCode >= 200 && mCode < 300;
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}
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/**
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* Test if event represents a remote native daemon error.
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*/
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public boolean isClassServerError() {
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return mCode >= 400 && mCode < 500;
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}
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/**
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* Test if event represents a command syntax or argument error.
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*/
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public boolean isClassClientError() {
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return mCode >= 500 && mCode < 600;
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}
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/**
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* Test if event represents an unsolicited event from native daemon.
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*/
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public boolean isClassUnsolicited() {
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return mCode >= 600 && mCode < 700;
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}
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/**
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* Parse the given raw event into {@link NativeDaemonEvent} instance.
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*
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* @throws IllegalArgumentException when line doesn't match format expected
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* from native side.
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*/
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public static NativeDaemonEvent parseRawEvent(String rawEvent) {
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final int splitIndex = rawEvent.indexOf(' ');
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if (splitIndex == -1) {
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throw new IllegalArgumentException("unable to find ' ' separator");
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}
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final int code;
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try {
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code = Integer.parseInt(rawEvent.substring(0, splitIndex));
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} catch (NumberFormatException e) {
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throw new IllegalArgumentException("problem parsing code", e);
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}
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final String message = rawEvent.substring(splitIndex + 1);
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return new NativeDaemonEvent(code, message, rawEvent);
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}
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}
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