/**
* Copyright (c) 2009-2011 VMware, Inc. All Rights Reserved.
*
* Licensed 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 com.springsource.insight.plugin.springweb.remoting;
import java.util.Collection;
import com.springsource.insight.intercept.operation.Operation;
import com.springsource.insight.intercept.trace.AbstractTraceErrorAnalyzer;
import com.springsource.insight.intercept.trace.Frame;
import com.springsource.insight.intercept.trace.Trace;
import com.springsource.insight.intercept.trace.TraceError;
import com.springsource.insight.util.StringUtil;
/**
*
*/
public class HttpInvokerRequestExecutorTraceErrorAnalyzer extends AbstractTraceErrorAnalyzer {
private static final HttpInvokerRequestExecutorTraceErrorAnalyzer INSTANCE = new HttpInvokerRequestExecutorTraceErrorAnalyzer();
private HttpInvokerRequestExecutorTraceErrorAnalyzer() {
super(HttpInvokerRequestExecutorExternalResourceAnalyzer.HTTP_INVOKER);
}
public static final HttpInvokerRequestExecutorTraceErrorAnalyzer getInstance() {
return INSTANCE;
}
@Override
public TraceError locateFrameError(Frame frame) {
Operation op = frame.getOperation();
String remoteError = op.get(HttpInvokerRequestExecutorOperationCollector.REMOTE_EXCEPTION, String.class);
if (StringUtil.isEmpty(remoteError)) {
return null;
} else {
return new TraceError(remoteError);
}
}
@Override // if ANY remote invocation failed, then declare the trace an error
public Collection<Frame> locateFrames(Trace trace) {
return trace.getAllFramesOfType(HttpInvokerRequestExecutorExternalResourceAnalyzer.HTTP_INVOKER);
}
}