Fix log-toolkits(log4j, log4j2, logback) compile issue.

skywalking-sniffer/skywalking-toolkit-activation/skywalking-toolkit-log4j-1.x-activation/src/main/java/com/a/eye/skywalking/toolkit/activation/log/log4j/v1/x/PrintTraceIdInterceptor.java

 package com.a.eye.skywalking.toolkit.activation.log.log4j.v1.x;
 
-import com.a.eye.skywalking.api.Tracing;
+import com.a.eye.skywalking.api.context.ContextCarrier;
+import com.a.eye.skywalking.api.context.ContextManager;
 import com.a.eye.skywalking.api.plugin.interceptor.EnhancedClassInstanceContext;
-import com.a.eye.skywalking.plugin.interceptor.enhance.InstanceMethodInvokeContext;
+import com.a.eye.skywalking.api.plugin.interceptor.enhance.InstanceMethodInvokeContext;
 import com.a.eye.skywalking.api.plugin.interceptor.enhance.InstanceMethodsAroundInterceptor;
 import com.a.eye.skywalking.api.plugin.interceptor.enhance.MethodInterceptResult;
 
@@ -25,7 +26,9 @@ public class PrintTraceIdInterceptor implements InstanceMethodsAroundInterceptor
      */
     @Override
     public Object afterMethod(EnhancedClassInstanceContext context, InstanceMethodInvokeContext interceptorContext, Object ret) {
-        return "TID:" + Tracing.getTraceId();
+        ContextCarrier carrier = new ContextCarrier();
+        ContextManager.INSTANCE.inject(carrier);
+        return "TID:" + carrier.getTraceSegmentId();
     }
 
     @Override

skywalking-sniffer/skywalking-toolkit-activation/skywalking-toolkit-log4j-2.x-activation/src/main/java/com/a/eye/skywalking/toolkit/activation/log/log4j/v2/x/Log4j2OutputAppenderActivation.java

 package com.a.eye.skywalking.toolkit.activation.log.log4j.v2.x;
 
-import com.a.eye.skywalking.plugin.interceptor.StaticMethodsInterceptPoint;
-import com.a.eye.skywalking.plugin.interceptor.enhance.ClassStaticMethodsEnhancePluginDefine;
+import com.a.eye.skywalking.api.plugin.interceptor.StaticMethodsInterceptPoint;
+import com.a.eye.skywalking.api.plugin.interceptor.enhance.ClassStaticMethodsEnhancePluginDefine;
 import net.bytebuddy.description.method.MethodDescription;
 import net.bytebuddy.matcher.ElementMatcher;
 

skywalking-sniffer/skywalking-toolkit-activation/skywalking-toolkit-log4j-2.x-activation/src/main/java/com/a/eye/skywalking/toolkit/activation/log/log4j/v2/x/PrintTraceIdInterceptor.java

 package com.a.eye.skywalking.toolkit.activation.log.log4j.v2.x;
 
-import com.a.eye.skywalking.api.Tracing;
+import com.a.eye.skywalking.api.context.ContextCarrier;
+import com.a.eye.skywalking.api.context.ContextManager;
+import com.a.eye.skywalking.api.plugin.interceptor.enhance.MethodInterceptResult;
+import com.a.eye.skywalking.api.plugin.interceptor.enhance.MethodInvokeContext;
+import com.a.eye.skywalking.api.plugin.interceptor.enhance.StaticMethodInvokeContext;
+import com.a.eye.skywalking.api.plugin.interceptor.enhance.StaticMethodsAroundInterceptor;
 
 /**
  * Created by wusheng on 2016/12/7.
@@ -14,7 +19,9 @@ public class PrintTraceIdInterceptor implements StaticMethodsAroundInterceptor {
      */
     @Override
     public void beforeMethod(StaticMethodInvokeContext interceptorContext, MethodInterceptResult result) {
-        ((StringBuilder) interceptorContext.allArguments()[0]).append("TID:" + Tracing.getTraceId());
+        ContextCarrier carrier = new ContextCarrier();
+        ContextManager.INSTANCE.inject(carrier);
+        ((StringBuilder) interceptorContext.allArguments()[0]).append("TID:" + carrier.getTraceSegmentId());
 
         //make sure origin method do not invoke.
         result.defineReturnValue(null);

skywalking-sniffer/skywalking-toolkit-activation/skywalking-toolkit-logback-1.x-activation/src/main/java/com/a/eye/skywalking/toolkit/activation/log/logback/v1/x/LogbackPatternConverterActivation.java

 package com.a.eye.skywalking.toolkit.activation.log.logback.v1.x;
 
-import com.a.eye.skywalking.plugin.interceptor.ConstructorInterceptPoint;
+import com.a.eye.skywalking.api.plugin.interceptor.ConstructorInterceptPoint;
 import com.a.eye.skywalking.api.plugin.interceptor.InstanceMethodsInterceptPoint;
-import com.a.eye.skywalking.plugin.interceptor.StaticMethodsInterceptPoint;
-import com.a.eye.skywalking.plugin.interceptor.enhance.ClassInstanceMethodsEnhancePluginDefine;
+import com.a.eye.skywalking.api.plugin.interceptor.StaticMethodsInterceptPoint;
+import com.a.eye.skywalking.api.plugin.interceptor.enhance.ClassInstanceMethodsEnhancePluginDefine;
 import net.bytebuddy.description.method.MethodDescription;
 import net.bytebuddy.matcher.ElementMatcher;
 

skywalking-sniffer/skywalking-toolkit-activation/skywalking-toolkit-logback-1.x-activation/src/main/java/com/a/eye/skywalking/toolkit/activation/log/logback/v1/x/PrintTraceIdInterceptor.java

 package com.a.eye.skywalking.toolkit.activation.log.logback.v1.x;
 
-import com.a.eye.skywalking.api.Tracing;
+import com.a.eye.skywalking.api.context.ContextCarrier;
+import com.a.eye.skywalking.api.context.ContextManager;
 import com.a.eye.skywalking.api.plugin.interceptor.EnhancedClassInstanceContext;
-import com.a.eye.skywalking.plugin.interceptor.enhance.InstanceMethodInvokeContext;
+import com.a.eye.skywalking.api.plugin.interceptor.enhance.InstanceMethodInvokeContext;
 import com.a.eye.skywalking.api.plugin.interceptor.enhance.InstanceMethodsAroundInterceptor;
 import com.a.eye.skywalking.api.plugin.interceptor.enhance.MethodInterceptResult;
 
@@ -25,7 +26,9 @@ public class PrintTraceIdInterceptor implements InstanceMethodsAroundInterceptor
      */
     @Override
     public Object afterMethod(EnhancedClassInstanceContext context, InstanceMethodInvokeContext interceptorContext, Object ret) {
-        return "TID:" + Tracing.getTraceId();
+        ContextCarrier carrier = new ContextCarrier();
+        ContextManager.INSTANCE.inject(carrier);
+        return "TID:" + carrier.getTraceSegmentId();
     }
 
     @Override