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 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 */


package org.apache.skywalking.apm.toolkit.activation.opentracing.span;

import io.opentracing.tag.Tags;
import java.lang.reflect.Method;
import org.apache.skywalking.apm.agent.core.context.ContextManager;
import org.apache.skywalking.apm.agent.core.context.trace.AbstractSpan;
import org.apache.skywalking.apm.agent.core.plugin.interceptor.enhance.EnhancedInstance;
import org.apache.skywalking.apm.agent.core.plugin.interceptor.enhance.InstanceMethodsAroundInterceptor;
import org.apache.skywalking.apm.agent.core.plugin.interceptor.enhance.MethodInterceptResult;

public class SpanSetTagInterceptor implements InstanceMethodsAroundInterceptor {
    @Override
    public void beforeMethod(EnhancedInstance objInst, Method method, Object[] allArguments,
        Class<?>[] argumentsTypes, MethodInterceptResult result) throws Throwable {
    }

    @Override
    public Object afterMethod(EnhancedInstance objInst, Method method, Object[] allArguments,
        Class<?>[] argumentsTypes, Object ret) throws Throwable {
        AbstractSpan activeSpan = ContextManager.activeSpan();
        String tagKey = String.valueOf(allArguments[0]);
        String tagValue = String.valueOf(allArguments[1]);
        if (Tags.COMPONENT.getKey().equals(tagKey)) {
            activeSpan.setComponent(tagValue);
        } else if (Tags.PEER_SERVICE.getKey().equals(tagKey)) {
            activeSpan.setOperationName(tagValue);
        } else {
            activeSpan.tag(tagKey, tagValue);
        }
        return ret;
    }

    @Override
    public void handleMethodException(EnhancedInstance objInst, Method method, Object[] allArguments,
        Class<?>[] argumentsTypes, Throwable t) {

    }
}

@@ -2206,32 +2206,156 @@
 Name(tagValue);%0A
+        %7D else if (Tags.ERROR.getKey().equals(tagKey) && %22true%22.equals(tagValue)) %7B%0A            activeSpan.errorOccurred();%0A
         %7D else %7B

fix opentracing with tag error is failed (#3795)