com.ruiyun.jvppeteer.util

类 Helper

java.lang.Object

com.ruiyun.jvppeteer.util.Helper

public class Helper
extends Object

一些公共方法

嵌套类概要

嵌套类

限定符和类型	类和说明
static class	Helper.PuppeteerURL

构造器概要

构造器

构造器和说明
Helper()

方法概要

限定符和类型	方法和说明
static String	arch()
static Cookie	bidiToPuppeteerCookie(com.fasterxml.jackson.databind.JsonNode bidiCookie)
static String	convertCookiesPartitionKeyFromPuppeteerToBiDi(com.fasterxml.jackson.databind.JsonNode partitionKey)
static com.fasterxml.jackson.databind.node.ObjectNode	convertCookiesPartitionKeyFromPuppeteerToCdp(com.fasterxml.jackson.databind.JsonNode partitionKey)
static CookieSameSite	convertCookiesSameSiteBiDiToCdp(com.fasterxml.jackson.databind.JsonNode sameSite)
static SameSite	convertCookiesSameSiteCdpToBiDi(CookieSameSite sameSite)
static void	createBidiEvaluationError(ExceptionDetails details)
static Object	createCdpEvaluationError(ExceptionDetails exceptionDetails)
static Object	createClientError(ExceptionDetails exceptionDetails)
static String	createProtocolErrorMessage(com.fasterxml.jackson.databind.JsonNode receivedNode)
static String	evaluationString(String fun, Object... args)
static <T> T	filter(List<T> targets, Predicate<T> predicate)
static long	getPidForLinuxOrMac(Process process) 获取linux或mac平台下的进程id
static GetVersionResponse	getVersion(Connection connection)
static boolean	is64()
static boolean	isFunction(String pptrFunction) 判断js字符串是否是一个函数
static boolean	isLinux()
static boolean	isMac()
static boolean	isNumber(String s)
static boolean	isPuppeteerURL(String url)
static boolean	isWindows()
static String	join(String root, String... args)
static void	justWait(long timeout)
static Helper.PuppeteerURL	parse(String url)
static String	platform()
static byte[]	readProtocolStream(CDPSession client, String handler, String path) read stream from protocol : example for tracing file
static void	releaseObject(CDPSession client, RemoteObject remoteObject)
static void	removeNull(Object params) 移除Map对象里面的null值
static void	rewriteNavigationError(String message, int timeout, Exception error)
static String	setSourceUrlComment(String pptrFunction)
static void	throwError(Throwable error)
static Object	valueFromRemoteObject(RemoteObject remoteObject)
static <T> T	waitForCondition(Supplier<T> conditionChecker, long timeout, String errorMessage)
static String	withSourcePuppeteerURLIfNone(String functionName, String pptrFunction)

从类继承的方法 java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

构造器详细资料

Helper

public Helper()

方法详细资料

createClientError

public static Object createClientError(ExceptionDetails exceptionDetails)

createCdpEvaluationError

public static Object createCdpEvaluationError(ExceptionDetails exceptionDetails)

createBidiEvaluationError

public static void createBidiEvaluationError(ExceptionDetails details)

parse

public static Helper.PuppeteerURL parse(String url)

withSourcePuppeteerURLIfNone

public static String withSourcePuppeteerURLIfNone(String functionName,
                                                  String pptrFunction)

platform

public static String platform()

arch

public static String arch()

isWindows

public static boolean isWindows()

is64

public static boolean is64()

isLinux

public static boolean isLinux()

isMac

public static boolean isMac()

join

public static String join(String root,
                          String... args)

readProtocolStream

public static byte[] readProtocolStream(CDPSession client,
                                        String handler,
                                        String path)
                                 throws IOException

read stream from protocol : example for tracing file

参数:

client - CDPSession

handler - 发送给websocket的参数

path - 文件存放的路径

返回:

可能是feture，可能是字节数组

抛出:

IOException - 操作文件的异常

isNumber

public static boolean isNumber(String s)

valueFromRemoteObject

public static Object valueFromRemoteObject(RemoteObject remoteObject)

releaseObject

public static void releaseObject(CDPSession client,
                                 RemoteObject remoteObject)

evaluationString

public static String evaluationString(String fun,
                                      Object... args)
                               throws com.fasterxml.jackson.core.JsonProcessingException

抛出:

com.fasterxml.jackson.core.JsonProcessingException

isFunction

public static boolean isFunction(String pptrFunction)

判断js字符串是否是一个函数

参数:

pptrFunction - js字符串

返回:

true代表是js函数

getPidForLinuxOrMac

public static long getPidForLinuxOrMac(Process process)
                                throws ClassNotFoundException,
                                       NoSuchFieldException,
                                       IllegalAccessException

获取linux或mac平台下的进程id

参数:

process - 进程

返回:

进程id

抛出:

ClassNotFoundException - class not found

NoSuchFieldException - field not found

IllegalAccessException - illegal access

createProtocolErrorMessage

public static String createProtocolErrorMessage(com.fasterxml.jackson.databind.JsonNode receivedNode)

waitForCondition

public static <T> T waitForCondition(Supplier<T> conditionChecker,
                                     long timeout,
                                     String errorMessage)

justWait

public static void justWait(long timeout)

filter

public static <T> T filter(List<T> targets,
                           Predicate<T> predicate)

isPuppeteerURL

public static boolean isPuppeteerURL(String url)

throwError

public static void throwError(Throwable error)

getVersion

public static GetVersionResponse getVersion(Connection connection)

rewriteNavigationError

public static void rewriteNavigationError(String message,
                                          int timeout,
                                          Exception error)

setSourceUrlComment

public static String setSourceUrlComment(String pptrFunction)

convertCookiesPartitionKeyFromPuppeteerToCdp

public static com.fasterxml.jackson.databind.node.ObjectNode convertCookiesPartitionKeyFromPuppeteerToCdp(com.fasterxml.jackson.databind.JsonNode partitionKey)

bidiToPuppeteerCookie

public static Cookie bidiToPuppeteerCookie(com.fasterxml.jackson.databind.JsonNode bidiCookie)

convertCookiesSameSiteBiDiToCdp

public static CookieSameSite convertCookiesSameSiteBiDiToCdp(com.fasterxml.jackson.databind.JsonNode sameSite)

convertCookiesSameSiteCdpToBiDi

public static SameSite convertCookiesSameSiteCdpToBiDi(CookieSameSite sameSite)

convertCookiesPartitionKeyFromPuppeteerToBiDi

public static String convertCookiesPartitionKeyFromPuppeteerToBiDi(com.fasterxml.jackson.databind.JsonNode partitionKey)

removeNull

public static void removeNull(Object params)

移除Map对象里面的null值

参数:

params - map对象