Bitmap bmp =BitmapFactory.decodeResource(getResources(), R.drawable.ic_launcher); Paint paint = new Paint(); paint.setColor(Color.BLACK); String str = "; Canvas canvas = new Canvas(bmp); //此句报错 canvas.drawText(str, , , paint); 不允许直接修改res里面的图片,只要在后面加上…

第一种是通过canvas画出来的效果: public void first(View v) { // 防止出现Immutable bitmap passed to Canvas constructor错误 Bitmap bitmap1 = BitmapFactory.decodeResource(getResources(), R.drawable.apple).copy(Bitmap.Config.ARGB_8888, true); Bitmap bitmap2 = ((BitmapDrawa…

SLF4J: Detected both log4j-over-slf4j.jar AND slf4j-log4j12.jar on the class path, preempting StackOverflowError. SLF4J: See also http://www.slf4j.org/codes.html#log4jDelegationLoop for more details.Exception in thread "main" java.lang.Exception…

spring boot整合elasticsearch, 启动报错: Caused by: java.lang.IllegalStateException: availableProcessors ], rejecting [] at io.netty.util.NettyRuntime$AvailableProcessorsHolder.setAvailableProcessors(NettyRuntime.java:) ~[netty-common-.Final.jar:.Final] at…

feign多参数问题1.1GET方式错误写法 @RequestMapping(value="/test", method=RequestMethod.GET) Model test(final String name, final int age); 启动服务的时候,会报如下异常: Caused by: java.lang.IllegalStateException: Method has too many Body parameters: public abstract com.ch…

使用Mediaplayer播放本地音频,在第二次调用mediaplayer.setDataSource()时报错如下: Caused by: java.lang.IllegalStateException at android.media.MediaPlayer._setDataSource(Native Method) at android.media.MediaPlayer.setDataSource(MediaPlayer.java:) at android.media.MediaPlay…

spring 4.0.2,mybatis 3.2.6,aspectjweaver 1.8.10 使用的时候,报错: Caused by: java.lang.IllegalStateException: Expected raw type form of org.springframework.web.servlet.handler.AbstractHandlerMethodMapping$Match =========== 解决办法 ========= spring升级到 4.3.5 以上 =…

Caused by java.lang.IllegalStateException Not allowed to start service Intent { cmp=com.x.x.x/.x.x.xService }: app is in background uid UidRecord{7d9f297 u0a184 SVC bg:+15m25s900ms idle change:uncached procs:3 seq(0,0,0)}   Android 8.0 的应用尝试在不允许其创建后台…

java.lang.IllegalStateException: Failed to load ApplicationContext    at org.springframework.test.context.cache.DefaultCacheAwareContextLoaderDelegate.loadContext(DefaultCacheAwareContextLoaderDelegate.java:124)    at org.springframework.test.context…

java.lang.IllegalStateException: Failed to load property source from location 'classpath:/application.yaml' at org.springframework.boot.context.config.ConfigFileApplicationListener$Loader.load(ConfigFileApplicationListener.java:537) at org.springfram…