写的代码如下:报错指在了蓝颜色的位置,但是我打印的fromAndTo1,point2,point3 都是有值的,这个为什么呢,难道是Route类是空指针??
if (point0 != null && point2 != null) {
Route.FromAndTo fromAndTo1 = new Route.FromAndTo(point2, point3);
List<Route> routeResult1 = null;
Log.i("test", "----fromAndTo1---"+fromAndTo1);
Log.i("test", "----point2---"+point2);
Log.i("test", "----point3---"+point3);
if(null!=fromAndTo1){
try {
routeResult1 = Route.calculateRoute(
NavigateSimulateActivity.this,
getString(R.string.maps_api_key), fromAndTo1,
Route.DrivingNoFastRoad);
} catch (MapAbcException e) {
e.printStackTrace();
}
}
}
10-23 13:05:52.765: WARN/System.err(2586): org.xml.sax.SAXParseException: Unexpected end of document
10-23 13:05:52.765: WARN/System.err(2586): at org.apache.harmony.xml.parsers.DocumentBuilderImpl.parse(DocumentBuilderImpl.java:129)
10-23 13:05:52.765: WARN/System.err(2586): at javax.xml.parsers.DocumentBuilder.parse(DocumentBuilder.java:107)
10-23 13:05:52.765: WARN/System.err(2586): at com.mapabc.mapapi.core.c.a(CoreUtil.java:98)
10-23 13:05:52.765: WARN/System.err(2586): at com.mapabc.mapapi.core.c.c(CoreUtil.java:106)
10-23 13:05:52.765: WARN/System.err(2586): at com.mapabc.mapapi.core.t.d(XmlResultHandler.java:54)
10-23 13:05:52.765: WARN/System.err(2586): at com.mapabc.mapapi.route.d.c(DriveWalkHandler.java:96)
10-23 13:05:52.765: WARN/System.err(2586): at com.mapabc.mapapi.core.r.a(XmlListResultHandler.java:1)
10-23 13:05:52.765: WARN/System.err(2586): at com.mapabc.mapapi.core.k.c(ProtocalHandler.java:187)
10-23 13:05:52.765: WARN/System.err(2586): at com.mapabc.mapapi.core.k.i(ProtocalHandler.java:128)
10-23 13:05:52.765: WARN/System.err(2586): at com.mapabc.mapapi.core.k.e(ProtocalHandler.java:103)
10-23 13:05:52.765: WARN/System.err(2586): at com.mapabc.mapapi.route.Route.calculateRoute(Route.java:145)
10-23 13:05:52.765: WARN/System.err(2586): at com.nec.navigate.NavigateSimulateActivity.getBatterysimulatePoints(NavigateSimulateActivity.java:2034)
10-23 13:05:52.765: WARN/System.err(2586): at com.nec.navigate.NavigateSimulateActivity.access$4(NavigateSimulateActivity.java:1990)
10-23 13:05:52.765: WARN/System.err(2586): at com.nec.navigate.NavigateSimulateActivity$3.run(NavigateSimulateActivity.java:362)
10-23 13:05:52.765: WARN/System.err(2586): at java.lang.Thread.run(Thread.java:1019)
10-23 13:05:52.765: WARN/dalvikvm(2586): threadid=17: thread exiting with uncaught exception (group=0x40015560)
10-23 13:05:52.769: ERROR/AndroidRuntime(2586): FATAL EXCEPTION: Thread-25
10-23 13:05:52.769: ERROR/AndroidRuntime(2586): java.lang.NullPointerException
10-23 13:05:52.769: ERROR/AndroidRuntime(2586): at com.mapabc.mapapi.core.t.d(XmlResultHandler.java:55)
10-23 13:05:52.769: ERROR/AndroidRuntime(2586): at com.mapabc.mapapi.route.d.c(DriveWalkHandler.java:96)
10-23 13:05:52.769: ERROR/AndroidRuntime(2586): at com.mapabc.mapapi.core.r.a(XmlListResultHandler.java:1)
10-23 13:05:52.769: ERROR/AndroidRuntime(2586): at com.mapabc.mapapi.core.k.c(ProtocalHandler.java:187)
10-23 13:05:52.769: ERROR/AndroidRuntime(2586): at com.mapabc.mapapi.core.k.i(ProtocalHandler.java:128)
10-23 13:05:52.769: ERROR/AndroidRuntime(2586): at com.mapabc.mapapi.core.k.e(ProtocalHandler.java:103)
10-23 13:05:52.769: ERROR/AndroidRuntime(2586): at com.mapabc.mapapi.route.Route.calculateRoute(Route.java:145)
10-23 13:05:52.769: ERROR/AndroidRuntime(2586): at com.nec.navigate.NavigateSimulateActivity.getBatterysimulatePoints(NavigateSimulateActivity.java:2034)
10-23 13:05:52.769: ERROR/AndroidRuntime(2586): at com.nec.navigate.NavigateSimulateActivity.access$4(NavigateSimulateActivity.java:1990)
10-23 13:05:52.769: ERROR/AndroidRuntime(2586): at com.nec.navigate.NavigateSimulateActivity$3.run(NavigateSimulateActivity.java:362)
10-23 13:05:52.769: ERROR/AndroidRuntime(2586): at java.lang.Thread.run(Thread.java:1019)
10-23 13:05:52.785: WARN/ActivityManager(149): Force finishing activity com.nec.navigate/.NavigateSimulateActivity
10-23 13:05:53.261: WARN/ActivityManager(149): Duplicate finish request for HistoryRecord{408528d0 com.nec.navigate/.NavigateSimulateActivity}
打印出来
10-23 13:05:51.710: INFO/test(2586): ----fromAndTo1---com.mapabc.mapapi.route.Route$FromAndTo@406e7698
10-23 13:05:51.714: INFO/test(2586): ----point2---39994625,116327049
10-23 13:05:51.714: INFO/test(2586): ----point3---40018150,116339722
哪位朋友会呢?
if (point0 != null && point2 != null) {
Route.FromAndTo fromAndTo1 = new Route.FromAndTo(point2, point3);
List<Route> routeResult1 = null;
Log.i("test", "----fromAndTo1---"+fromAndTo1);
Log.i("test", "----point2---"+point2);
Log.i("test", "----point3---"+point3);
if(null!=fromAndTo1){
try {
routeResult1 = Route.calculateRoute(
NavigateSimulateActivity.this,
getString(R.string.maps_api_key), fromAndTo1,
Route.DrivingNoFastRoad);
} catch (MapAbcException e) {
e.printStackTrace();
}
}
}
10-23 13:05:52.765: WARN/System.err(2586): org.xml.sax.SAXParseException: Unexpected end of document
10-23 13:05:52.765: WARN/System.err(2586): at org.apache.harmony.xml.parsers.DocumentBuilderImpl.parse(DocumentBuilderImpl.java:129)
10-23 13:05:52.765: WARN/System.err(2586): at javax.xml.parsers.DocumentBuilder.parse(DocumentBuilder.java:107)
10-23 13:05:52.765: WARN/System.err(2586): at com.mapabc.mapapi.core.c.a(CoreUtil.java:98)
10-23 13:05:52.765: WARN/System.err(2586): at com.mapabc.mapapi.core.c.c(CoreUtil.java:106)
10-23 13:05:52.765: WARN/System.err(2586): at com.mapabc.mapapi.core.t.d(XmlResultHandler.java:54)
10-23 13:05:52.765: WARN/System.err(2586): at com.mapabc.mapapi.route.d.c(DriveWalkHandler.java:96)
10-23 13:05:52.765: WARN/System.err(2586): at com.mapabc.mapapi.core.r.a(XmlListResultHandler.java:1)
10-23 13:05:52.765: WARN/System.err(2586): at com.mapabc.mapapi.core.k.c(ProtocalHandler.java:187)
10-23 13:05:52.765: WARN/System.err(2586): at com.mapabc.mapapi.core.k.i(ProtocalHandler.java:128)
10-23 13:05:52.765: WARN/System.err(2586): at com.mapabc.mapapi.core.k.e(ProtocalHandler.java:103)
10-23 13:05:52.765: WARN/System.err(2586): at com.mapabc.mapapi.route.Route.calculateRoute(Route.java:145)
10-23 13:05:52.765: WARN/System.err(2586): at com.nec.navigate.NavigateSimulateActivity.getBatterysimulatePoints(NavigateSimulateActivity.java:2034)
10-23 13:05:52.765: WARN/System.err(2586): at com.nec.navigate.NavigateSimulateActivity.access$4(NavigateSimulateActivity.java:1990)
10-23 13:05:52.765: WARN/System.err(2586): at com.nec.navigate.NavigateSimulateActivity$3.run(NavigateSimulateActivity.java:362)
10-23 13:05:52.765: WARN/System.err(2586): at java.lang.Thread.run(Thread.java:1019)
10-23 13:05:52.765: WARN/dalvikvm(2586): threadid=17: thread exiting with uncaught exception (group=0x40015560)
10-23 13:05:52.769: ERROR/AndroidRuntime(2586): FATAL EXCEPTION: Thread-25
10-23 13:05:52.769: ERROR/AndroidRuntime(2586): java.lang.NullPointerException
10-23 13:05:52.769: ERROR/AndroidRuntime(2586): at com.mapabc.mapapi.core.t.d(XmlResultHandler.java:55)
10-23 13:05:52.769: ERROR/AndroidRuntime(2586): at com.mapabc.mapapi.route.d.c(DriveWalkHandler.java:96)
10-23 13:05:52.769: ERROR/AndroidRuntime(2586): at com.mapabc.mapapi.core.r.a(XmlListResultHandler.java:1)
10-23 13:05:52.769: ERROR/AndroidRuntime(2586): at com.mapabc.mapapi.core.k.c(ProtocalHandler.java:187)
10-23 13:05:52.769: ERROR/AndroidRuntime(2586): at com.mapabc.mapapi.core.k.i(ProtocalHandler.java:128)
10-23 13:05:52.769: ERROR/AndroidRuntime(2586): at com.mapabc.mapapi.core.k.e(ProtocalHandler.java:103)
10-23 13:05:52.769: ERROR/AndroidRuntime(2586): at com.mapabc.mapapi.route.Route.calculateRoute(Route.java:145)
10-23 13:05:52.769: ERROR/AndroidRuntime(2586): at com.nec.navigate.NavigateSimulateActivity.getBatterysimulatePoints(NavigateSimulateActivity.java:2034)
10-23 13:05:52.769: ERROR/AndroidRuntime(2586): at com.nec.navigate.NavigateSimulateActivity.access$4(NavigateSimulateActivity.java:1990)
10-23 13:05:52.769: ERROR/AndroidRuntime(2586): at com.nec.navigate.NavigateSimulateActivity$3.run(NavigateSimulateActivity.java:362)
10-23 13:05:52.769: ERROR/AndroidRuntime(2586): at java.lang.Thread.run(Thread.java:1019)
10-23 13:05:52.785: WARN/ActivityManager(149): Force finishing activity com.nec.navigate/.NavigateSimulateActivity
10-23 13:05:53.261: WARN/ActivityManager(149): Duplicate finish request for HistoryRecord{408528d0 com.nec.navigate/.NavigateSimulateActivity}
打印出来
10-23 13:05:51.710: INFO/test(2586): ----fromAndTo1---com.mapabc.mapapi.route.Route$FromAndTo@406e7698
10-23 13:05:51.714: INFO/test(2586): ----point2---39994625,116327049
10-23 13:05:51.714: INFO/test(2586): ----point3---40018150,116339722
哪位朋友会呢?
解决方案 »
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routeResult1 = Route.calculateRoute(
这一行出现报空指针是有时有,有时就没事儿了,这个是为什么呢?
if( Route==null) {
Route = new .....
}
执行不了if(Route==null) 的
执行不了if(Route==null) 的