JayCheng

11-24 09:10:22.387 28769-29138/xyz.hexene.localvpn E/TCPInput: Connection error: 172.217.25.14:443:38862 java.net.ConnectException: Connection timed out at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method) at sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:742) at xyz.hexene.localvpn.TCPInput.processConnect(TCPInput.java:93) at xyz.hexene.localvpn.TCPInput.run(TCPInput.java:70) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:428) at java.util.concurrent.FutureTask.run(FutureTask.java:237) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1133) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:607) at java.lang.Thread.run(Thread.java:761)

为什么直接设置4条线就会报空指针~

1

Caused by: java.lang.NullPointerException: Attempt to read from field 'float android.graphics.RectF.left' on a null object reference at tech.linjiang.suitlines.SuitLines.buildPaintColor(SuitLines.java:814) at tech.linjiang.suitlines.SuitLines.access$1000(SuitLines.java:61) at tech.linjiang.suitlines.SuitLines$LineBuilder.build(SuitLines.java:1375) at tech.linjiang.suitlines.simple.DemoChartActivity.init(DemoChartActivity.java:139) at tech.linjiang.suitlines.simple.DemoChartActivity.onCreate(DemoChartActivity.java:32)

除了按BUTTON点击才能添加线段以外，页面加载完无法自动显示多条线段？如果写在oncreate onresume方法中会报空指针异常，如果写在界面加载完成的监听里只能显示一条（多条），这是什么原因呢？