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package com.sun.enterprise.diagnostics.collect;
import com.sun.enterprise.diagnostics.Data;
import com.sun.enterprise.diagnostics.DiagnosticException;
import com.sun.enterprise.diagnostics.Defaults;
import com.sun.enterprise.diagnostics.Constants;
import com.sun.enterprise.admin.server.core.jmx.AppServerMBeanServerFactory;
import com.sun.logging.LogDomains;
import javax.management.*;
import java.util.*;
import java.util.logging.Logger;
import java.util.logging.Level;
import java.io.*;
/**
* To collect monitoring information of application server components,
* applications deployed, jvm etc.,
*
* @author Jagadish Ramu
*/
public class MonitoringInfoCollector extends InterruptableCollector {
Set<String> restrictedProperties = null; // Properties that need
// to be discarded
public static final String DOTTED_NAME_REGISTRY_OPERATION_NAME =
"dottedNameToObjectName";
public static final String KEY_NOT_FOUND = "key not found";
public static final String LIST_COMMAND = "list";
public static final String GET_COMMAND = "get";
public static final String MONITOR_OPTION = "monitor";
private String instanceName;
private String nodeAgentName;
private PrintStream out = System.out;
private String fileName;
private String destFolder;
private static Logger logger =
LogDomains.getLogger(LogDomains.ADMIN_LOGGER);
/**
* Creates a new instance of MonitoringInfoCollector
*
* @param instanceName - name of the instacne
* @param destFolder - Destination folder in which generated
* report is stored
*/
public MonitoringInfoCollector(String nodeAgentName, String instanceName, String destFolder) {
if (instanceName != null) {
this.instanceName = instanceName;
}
if(nodeAgentName !=null){
this.nodeAgentName = nodeAgentName;
}
this.destFolder = destFolder;
initializeRestrictedPropertiesLookUp();
}
/**
* Initialize the list of properties that need to be ignored.
*/
private void initializeRestrictedPropertiesLookUp() {
restrictedProperties = new HashSet<String>();
restrictedProperties.add("-description");
restrictedProperties.add("-name");
restrictedProperties.add("-lowerbound");
restrictedProperties.add("-starttime");
restrictedProperties.add("-upperbound");
}
/**
* To check whether a particular property is in restricted list
*
* @param dottedName - property name
* @return boolean
*/
private boolean isRestircted(String dottedName) {
boolean restricted = false;
if (dottedName != null) {
int index = dottedName.lastIndexOf("-");
if (index >= 0) {
String property = dottedName.substring(index);
if (restrictedProperties != null) {
restricted = restrictedProperties.contains(property);
}
}
}
return restricted;
}
/**
* Capture information
*
* @ throw DiagnosticException
*/
public Data capture() throws DiagnosticException {
FileData data = null;
if (destFolder != null) {
File destFolderObj = new File(destFolder);
fileName = destFolder + File.separator +
Defaults.MONITORING_INFO_FILE;
if (!destFolderObj.exists()) {
destFolderObj.mkdirs();
}
try {
out = new PrintStream(
new BufferedOutputStream(
new FileOutputStream(fileName)), true);
File reportFile = new File(fileName);
if(this.instanceName.equalsIgnoreCase(Constants.SERVER)) {
data = new FileData( reportFile.getName(), DataType.MONITORING_INFO);
}else{
data = new FileData(nodeAgentName + File.separator + instanceName + File.separator + reportFile.getName(), DataType.MONITORING_INFO);
}
ArrayList<String> cmdOutput = new ArrayList<String>();
MonitoringInfoHelper cmd = new MonitoringInfoHelper();
cmd.setName(LIST_COMMAND);
ArrayList<String> dottedNames = new ArrayList<String>();
if (instanceName != null) {
dottedNames.add(instanceName.trim() + ".*");
cmd.setOperands(dottedNames);
cmd.setOption(MonitoringInfoHelper.SECURE, "true");
cmd.setOption(MONITOR_OPTION, "true");
cmd.runCommand(cmdOutput);
if (checkInterrupted()) {
logger.log(Level.WARNING, "diagnostic-service." +
"monitoring_info_collector_timeout",
new Object[]{Thread.currentThread().getName(),
this.getClass().getName()});
if(out!=null){
out.print("Monitoring Info Collector Timeout");
out.close();
}
return data;
}
ArrayList<String> list = getIndividualProperties(cmdOutput);
MBeanServer mbs = AppServerMBeanServerFactory.
getMBeanServerInstance();
final String[] types = new String[]{String.class.getName()};
for (String value : list) {
if (checkInterrupted()) {
logger.log(Level.WARNING, "diagnostic-service." +
"monitoring_info_collector_timeout",
new Object[]{Thread.currentThread().
getName(), this.getClass().
getName()});
if(out!=null){
out.print("Monitoring Info Collector Timeout");
out.close();
}
return data;
}
Object[] params = new Object[]{value};
ObjectName dottedNameRegistry = (ObjectName) mbs.invoke(
new ObjectName("com.sun.appserv:name=" +
"dotted-name-monitoring-registry," +
"type=dotted-name-support"),
DOTTED_NAME_REGISTRY_OPERATION_NAME, params,
types);
Set set = getAllAttributeNames(mbs, dottedNameRegistry);
Iterator attributesIterator = set.iterator();
ArrayList<String> properties = new ArrayList<String>();
while (attributesIterator.hasNext()) {
String attr = (String) attributesIterator.next();
if (!isRestircted(attr)) {
properties.add(value + "." + attr);
}
}
if (properties.size() > 0) {
cmd.setName(GET_COMMAND);
cmd.setOperands(properties);
ArrayList<String> result = new ArrayList<String>();
cmd.runCommand(result);
for (String attributeValue : result) {
if (!(attributeValue.toLowerCase().
indexOf(KEY_NOT_FOUND) >= 0)) {
out.println(attributeValue);
}
}
}
if (checkInterrupted()) {
logger.log(Level.WARNING, "diagnostic-service." +
"monitoring_info_collector_timeout",
new Object[]{Thread.currentThread().
getName(),
this.getClass().getName()});
if(out!=null){
out.print("Monitoring Info Collector Timeout");
out.close();
}
return data;
}
}
out.close();
}
return data;
}
catch (FileNotFoundException fnfe) {
logger.log(Level.WARNING, "File Not Found exception occurred " +
"while collecting Monitoring information", fnfe);
}
catch (IOException ioe) {
logger.log(Level.WARNING, "IO Exception occurred while " +
"collecting Monitoring information", ioe);
}
catch (Exception e) {
logger.log(Level.WARNING, "Exception occurred while collecting"+
" Monitoring information", e);
}
}
return data;
}
/*
Return a Set of String of the names of all attributes within the MBean
*/
public static Set<String>
getAllAttributeNames(final MBeanServer server,
final ObjectName objectName)
throws ReflectionException, InstanceNotFoundException,
IntrospectionException {
final Set<String> allNames = new HashSet<String>();
// add the Attribute names
final MBeanInfo info = server.getMBeanInfo(objectName);
final MBeanAttributeInfo[] attrsInfo = info.getAttributes();
if (attrsInfo != null) {
for (MBeanAttributeInfo aAttrsInfo : attrsInfo) {
allNames.add(aAttrsInfo.getName());
}
}
return (allNames);
}
/**
* To remove the non-properties.<br>
* eg: Ignores, Server.transaction-service and accepts server.
* transaction-service.commitedcount
*
* @param list representing the monitorable properties
* @return List representing the unique properties
* @throws IOException
*/
public ArrayList<String> getIndividualProperties(ArrayList<String> list)
throws IOException {
ArrayList<String> modifiedList = new ArrayList<String>();
String current = null;
Collections.reverse(list);
for (String next : list) {
if (current != null) {
if (current.indexOf(next) != 0) {
modifiedList.add(next);
current = next;
}
} else {
modifiedList.add(next);
current = next;
}
}
return modifiedList;
}
/**
* To cleanup the resources before exiting
*/
public void cleanUp() {
out.close();
}
}
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