222 lines
8.0 KiB
Objective-C
222 lines
8.0 KiB
Objective-C
//
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// NSObject+AvoidCrash.m
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// https://github.com/chenfanfang/AvoidCrash
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//
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// Created by mac on 16/10/11.
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// Copyright © 2016年 chenfanfang. All rights reserved.
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//
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#import "NSObject+AvoidCrash.h"
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#import "AvoidCrash.h"
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#import "AvoidCrashStubProxy.h"
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@implementation NSObject (AvoidCrash)
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+ (void)avoidCrashExchangeMethodIfDealWithNoneSel:(BOOL)ifDealWithNoneSel {
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static dispatch_once_t onceToken;
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dispatch_once(&onceToken, ^{
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//setValue:forKey:
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[AvoidCrash exchangeInstanceMethod:[self class] method1Sel:@selector(setValue:forKey:) method2Sel:@selector(avoidCrashSetValue:forKey:)];
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//setValue:forKeyPath:
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[AvoidCrash exchangeInstanceMethod:[self class] method1Sel:@selector(setValue:forKeyPath:) method2Sel:@selector(avoidCrashSetValue:forKeyPath:)];
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//setValue:forUndefinedKey:
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[AvoidCrash exchangeInstanceMethod:[self class] method1Sel:@selector(setValue:forUndefinedKey:) method2Sel:@selector(avoidCrashSetValue:forUndefinedKey:)];
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//setValuesForKeysWithDictionary:
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[AvoidCrash exchangeInstanceMethod:[self class] method1Sel:@selector(setValuesForKeysWithDictionary:) method2Sel:@selector(avoidCrashSetValuesForKeysWithDictionary:)];
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//unrecognized selector sent to instance
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if (ifDealWithNoneSel) {
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[AvoidCrash exchangeInstanceMethod:[self class] method1Sel:@selector(methodSignatureForSelector:) method2Sel:@selector(avoidCrashMethodSignatureForSelector:)];
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[AvoidCrash exchangeInstanceMethod:[self class] method1Sel:@selector(forwardInvocation:) method2Sel:@selector(avoidCrashForwardInvocation:)];
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}
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});
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}
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//=================================================================
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// unrecognized selector sent to instance
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//=================================================================
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#pragma mark - unrecognized selector sent to instance
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static NSMutableArray *noneSelClassStrings;
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static NSMutableArray *noneSelClassStringPrefixs;
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+ (void)setupNoneSelClassStringsArr:(NSArray<NSString *> *)classStrings {
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if (noneSelClassStrings) {
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NSString *warningMsg = [NSString stringWithFormat:@"\n\n%@\n\n[AvoidCrash setupNoneSelClassStringsArr:];\n调用一此即可，多次调用会自动忽略后面的调用\n\n%@\n\n",AvoidCrashSeparatorWithFlag,AvoidCrashSeparator];
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AvoidCrashLog(@"%@",warningMsg);
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}
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static dispatch_once_t onceToken;
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dispatch_once(&onceToken, ^{
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noneSelClassStrings = [NSMutableArray array];
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for (NSString *className in classStrings) {
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if ([className hasPrefix:@"UI"] == NO &&
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[className isEqualToString:NSStringFromClass([NSObject class])] == NO) {
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[noneSelClassStrings addObject:className];
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} else {
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NSString *warningMsg = [NSString stringWithFormat:@"\n\n%@\n\n[AvoidCrash setupNoneSelClassStringsArr:];\n会忽略UI开头的类和NSObject类(请使用NSObject的子类)\n\n%@\n\n",AvoidCrashSeparatorWithFlag,AvoidCrashSeparator];
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AvoidCrashLog(@"%@",warningMsg);
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}
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}
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});
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}
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/**
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* 初始化一个需要防止”unrecognized selector sent to instance”的崩溃的类名前缀的数组
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*/
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+ (void)setupNoneSelClassStringPrefixsArr:(NSArray<NSString *> *)classStringPrefixs {
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if (noneSelClassStringPrefixs) {
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NSString *warningMsg = [NSString stringWithFormat:@"\n\n%@\n\n[AvoidCrash setupNoneSelClassStringPrefixsArr:];\n调用一此即可，多次调用会自动忽略后面的调用\n\n%@\n\n",AvoidCrashSeparatorWithFlag,AvoidCrashSeparator];
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AvoidCrashLog(@"%@",warningMsg);
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}
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static dispatch_once_t onceToken;
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dispatch_once(&onceToken, ^{
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noneSelClassStringPrefixs = [NSMutableArray array];
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for (NSString *classNamePrefix in classStringPrefixs) {
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if ([classNamePrefix hasPrefix:@"UI"] == NO &&
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[classNamePrefix hasPrefix:@"NS"] == NO) {
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[noneSelClassStringPrefixs addObject:classNamePrefix];
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} else {
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NSString *warningMsg = [NSString stringWithFormat:@"\n\n%@\n\n[AvoidCrash setupNoneSelClassStringsArr:];\n会忽略UI开头的类和NS开头的类\n若需要对NS开头的类防止”unrecognized selector sent to instance”(比如NSArray),请使用setupNoneSelClassStringsArr:\n\n%@\n\n",AvoidCrashSeparatorWithFlag,AvoidCrashSeparator];
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AvoidCrashLog(@"%@",warningMsg);
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}
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}
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});
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}
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- (NSMethodSignature *)avoidCrashMethodSignatureForSelector:(SEL)aSelector {
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NSMethodSignature *ms = [self avoidCrashMethodSignatureForSelector:aSelector];
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BOOL flag = NO;
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if (ms == nil) {
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for (NSString *classStr in noneSelClassStrings) {
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if ([self isKindOfClass:NSClassFromString(classStr)]) {
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ms = [AvoidCrashStubProxy instanceMethodSignatureForSelector:@selector(proxyMethod)];
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flag = YES;
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break;
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}
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}
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}
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if (flag == NO) {
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NSString *selfClass = NSStringFromClass([self class]);
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for (NSString *classStrPrefix in noneSelClassStringPrefixs) {
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if ([selfClass hasPrefix:classStrPrefix]) {
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ms = [AvoidCrashStubProxy instanceMethodSignatureForSelector:@selector(proxyMethod)];
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}
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}
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}
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return ms;
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}
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- (void)avoidCrashForwardInvocation:(NSInvocation *)anInvocation {
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@try {
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[self avoidCrashForwardInvocation:anInvocation];
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} @catch (NSException *exception) {
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NSString *defaultToDo = AvoidCrashDefaultIgnore;
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[AvoidCrash noteErrorWithException:exception defaultToDo:defaultToDo];
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} @finally {
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}
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}
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//=================================================================
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// setValue:forKey:
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//=================================================================
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#pragma mark - setValue:forKey:
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- (void)avoidCrashSetValue:(id)value forKey:(NSString *)key {
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@try {
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[self avoidCrashSetValue:value forKey:key];
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}
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@catch (NSException *exception) {
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NSString *defaultToDo = AvoidCrashDefaultIgnore;
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[AvoidCrash noteErrorWithException:exception defaultToDo:defaultToDo];
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}
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@finally {
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}
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}
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//=================================================================
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// setValue:forKeyPath:
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//=================================================================
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#pragma mark - setValue:forKeyPath:
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- (void)avoidCrashSetValue:(id)value forKeyPath:(NSString *)keyPath {
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@try {
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[self avoidCrashSetValue:value forKeyPath:keyPath];
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}
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@catch (NSException *exception) {
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NSString *defaultToDo = AvoidCrashDefaultIgnore;
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[AvoidCrash noteErrorWithException:exception defaultToDo:defaultToDo];
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}
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@finally {
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}
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}
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//=================================================================
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// setValue:forUndefinedKey:
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//=================================================================
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#pragma mark - setValue:forUndefinedKey:
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- (void)avoidCrashSetValue:(id)value forUndefinedKey:(NSString *)key {
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@try {
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[self avoidCrashSetValue:value forUndefinedKey:key];
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}
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@catch (NSException *exception) {
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NSString *defaultToDo = AvoidCrashDefaultIgnore;
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[AvoidCrash noteErrorWithException:exception defaultToDo:defaultToDo];
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}
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@finally {
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}
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}
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//=================================================================
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// setValuesForKeysWithDictionary:
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//=================================================================
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#pragma mark - setValuesForKeysWithDictionary:
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- (void)avoidCrashSetValuesForKeysWithDictionary:(NSDictionary<NSString *,id> *)keyedValues {
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@try {
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[self avoidCrashSetValuesForKeysWithDictionary:keyedValues];
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}
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@catch (NSException *exception) {
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NSString *defaultToDo = AvoidCrashDefaultIgnore;
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[AvoidCrash noteErrorWithException:exception defaultToDo:defaultToDo];
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}
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@finally {
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}
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}
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@end
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