/**
* 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.integration.tcp;
import java.util.Collection;
import java.util.Collections;
import java.util.HashSet;
import java.util.Set;
import com.springsource.insight.intercept.operation.Operation;
import com.springsource.insight.intercept.operation.OperationFields;
import com.springsource.insight.intercept.operation.OperationType;
import com.springsource.insight.intercept.topology.AbstractExternalResourceAnalyzer;
import com.springsource.insight.intercept.topology.ExternalResourceDescriptor;
import com.springsource.insight.intercept.topology.ExternalResourceType;
import com.springsource.insight.intercept.topology.MD5NameGenerator;
import com.springsource.insight.intercept.trace.Frame;
import com.springsource.insight.intercept.trace.Trace;
import com.springsource.insight.util.ListUtil;
import com.springsource.insight.util.StringUtil;
/**
* Extracts {@link TcpConnectionOperationCollector#HOST_ADDRESS_ATTR} target addresses
* as {@link ExternalResourceType#SERVER} {@link ExternalResourceDescriptor}-s
*/
public class TcpConnectionExternalResourceAnalyzer extends AbstractExternalResourceAnalyzer {
public static final OperationType TYPE = OperationType.valueOf("integration_tcpconn");
private static final TcpConnectionExternalResourceAnalyzer INSTANCE = new TcpConnectionExternalResourceAnalyzer();
private TcpConnectionExternalResourceAnalyzer() {
super(TYPE);
}
public static final TcpConnectionExternalResourceAnalyzer getInstance() {
return INSTANCE;
}
public Collection<ExternalResourceDescriptor> locateExternalResourceName(Trace trace, Collection<Frame> externalFrames) {
if (ListUtil.size(externalFrames) <= 0) {
return Collections.emptyList();
}
Set<ExternalResourceDescriptor> resSet = new HashSet<ExternalResourceDescriptor>(externalFrames.size());
for (Frame frame : externalFrames) {
ExternalResourceDescriptor res = extractExternalResourceDescriptor(frame);
if (res == null) { // can happen if failed to parse the URI somehow
continue;
}
if (!resSet.add(res)) {
continue; // debug breakpoint
}
}
return resSet;
}
ExternalResourceDescriptor extractExternalResourceDescriptor(Frame frame) {
Operation op = (frame == null) ? null : frame.getOperation();
String addr = (op == null) ? null : op.get(TcpConnectionOperationCollector.HOST_ADDRESS_ATTR, String.class);
if (StringUtil.isEmpty(addr)) {
return null;
}
int port = op.getInt(TcpConnectionOperationCollector.PORT_ATTR, (-1));
String uri = op.get(OperationFields.URI, String.class);
String color = colorManager.getColor(op);
return new ExternalResourceDescriptor(frame,
MD5NameGenerator.getName(uri),
op.getLabel() + " " + uri,
ExternalResourceType.SERVER.name(),
null,
addr,
port,
color,
false);
}
}