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package com.sun.enterprise.management;
import java.util.Set;
import java.util.HashSet;
import java.util.Map;
import java.util.HashMap;
import java.util.Arrays;
import javax.management.MBeanServerConnection;
import javax.management.MBeanInfo;
import javax.management.MBeanAttributeInfo;
import javax.management.MBeanOperationInfo;
import javax.management.ObjectName;
import com.sun.appserv.management.DomainRoot;
import com.sun.appserv.management.base.Util;
import com.sun.appserv.management.base.AMX;
import com.sun.appserv.management.base.Extra;
import com.sun.appserv.management.base.QueryMgr;
import com.sun.appserv.management.base.XTypesMapper;
import com.sun.appserv.management.j2ee.J2EETypesMapper;
import com.sun.appserv.management.util.misc.GSetUtil;
import com.sun.appserv.management.util.misc.GSetUtil;
import com.sun.appserv.management.util.misc.StringUtil;
import com.sun.enterprise.management.support.CoverageInfo;
import com.sun.enterprise.management.support.CoverageInfoDummy;
import com.sun.enterprise.management.support.AMXDebugStuff;
/**
Analyze the CoverageInfo for AMX MBeans. Use only after tests
have been run.
*/
public final class CoverageInfoAnalyzer
{
private final DomainRoot mDomainRoot;
private final QueryMgr mQueryMgr;
private final TestUtil mTestUtil;
private final String NEWLINE;
public
CoverageInfoAnalyzer( final DomainRoot domainRoot )
{
mDomainRoot = domainRoot;
mQueryMgr = domainRoot.getQueryMgr();
mTestUtil = new TestUtil( domainRoot );
final AMXDebugStuff debugRoot = mTestUtil.asAMXDebugStuff( mDomainRoot );
if ( debugRoot == null )
{
throw new RuntimeException( "AMX-DEBUG/CoverageInfo is not enabled" );
}
final CoverageInfo coverageInfo = debugRoot.getCoverageInfo();
if ( coverageInfo instanceof CoverageInfoDummy )
{
throw new IllegalArgumentException( "Coverage disabled--add system property " +
"'-DAMX-DEBUG=true', then restart server" );
}
NEWLINE = System.getProperty( "line.separator" );
}
private static final Set<String> IGNORE_METHODS =
GSetUtil.newUnmodifiableStringSet(
"addNotificationListener(javax.management.NotificationListener",
"removeNotificationListener(javax.management.NotificationListener",
"getAMXDebug",
"setAMXDebug",
"enableAMXDebug",
"getImplString",
"enableCoverageInfo",
"clearCoverageInfo"
);
private static final Set<String> IGNORE_UNKNOWN =
GSetUtil.newUnmodifiableStringSet(
"ContaineeJ2EETypes",
"eventProvider"
);
/**
Certain methods will never be called via remote access due to
the JMX implementation. removeNotificationListener() in particular
is only invoked in one way by the MBeanServer in response to
remote clients registering listeners. Omit these cases, since
they will never be invoked.
*/
private void
handleSpecialCases( final CoverageInfo coverageInfo )
{
final Set<String> notInvoked = coverageInfo.getOperationsNotInvoked();
for( final String op : notInvoked )
{
for( final String prefix : IGNORE_METHODS )
{
if ( op.startsWith( prefix ) )
{
coverageInfo.markAsInvoked( op );
}
}
}
// make a copy, we'll be modifying it
final Set<String> unknown =coverageInfo.getUnknownAttributes().keySet();
for( final String s : unknown )
{
if ( s.startsWith( "bogus" ) ||
IGNORE_UNKNOWN.contains( s ) )
{
coverageInfo.ignoreUnknownAttribute( s );
}
}
}
public Map<String,CoverageInfo>
getCoverage(final Set<AMX> candidates )
{
final Map<String,CoverageInfo> coverageMap = new HashMap<String,CoverageInfo>();
for( final AMX amx: candidates )
{
final AMXDebugStuff debug = mTestUtil.asAMXDebugStuff( amx );
final CoverageInfo coverageInfo = debug.getCoverageInfo();
assert( coverageInfo != null );
handleSpecialCases( coverageInfo );
final String j2eeType = amx.getJ2EEType();
final CoverageInfo existing = coverageMap.get( j2eeType );
if ( existing != null )
{
existing.merge( coverageInfo );
}
else
{
coverageMap.put( j2eeType, coverageInfo );
}
}
return coverageMap;
}
public String
getCoverageSummary()
{
final Set<AMX> amx = mTestUtil.getAllAMX();
final Map<String,CoverageInfo> coverage = getCoverage( amx );
final String[] j2eeTypes = GSetUtil.toStringArray( coverage.keySet() );
Arrays.sort( j2eeTypes );
final String LINE_SEP = System.getProperty( "line.separator" );
final StringBuilder builder = new StringBuilder();
for( final String j2eeType : j2eeTypes )
{
final CoverageInfo info = coverage.get( j2eeType );
final String infoString =
"Coverage for j2eeType = " + j2eeType +
": " + (info.getFullCoverage() ? "100%" : "INCOMPLETE COVERAGE" ) +
LINE_SEP +
info.toString( false ) + LINE_SEP + LINE_SEP;
builder.append( infoString );
}
final String msg =
"No AMX MBeans having the following types " +
"were ever present, and so were NEVER TESTED:" + NEWLINE;
builder.append( createMissingString( msg ) );
return builder.toString();
}
/**
@return Set of j2eeTypes for which no MBeans exist
*/
protected Set<String>
findMissingJ2EETypes()
{
final Set<String> missing = new HashSet<String>();
missing.addAll( XTypesMapper.getInstance().getJ2EETypes() );
missing.addAll( J2EETypesMapper.getInstance().getJ2EETypes() );
missing.removeAll( mTestUtil.findRegisteredJ2EETypes() );
final Set<ObjectName> registered =
Observer.getInstance().getRegistrationListener().getRegistered();
for( final ObjectName objectName : registered )
{
final String j2eeType = Util.getJ2EEType( objectName );
if ( j2eeType != null )
{
missing.remove( j2eeType );
}
}
return missing;
}
protected void
groupMissingJ2EETypes(
final Set<String> allMissing,
final Set<String> missingConfigs,
final Set<String> missingMonitors,
final Set<String> missingOthers
)
{
for( final String j2eeType : allMissing )
{
if ( j2eeType.endsWith( "Config" ) )
{
missingConfigs.add( j2eeType );
}
else if ( j2eeType.endsWith( "Monitor" ) )
{
missingMonitors.add( j2eeType );
}
else
{
missingOthers.add( j2eeType );
}
}
}
private String
setToSortedString( final Set<String> s, final String delim )
{
final String[] a = GSetUtil.toStringArray( s );
Arrays.sort( a );
return StringUtil.toString( NEWLINE, (Object[])a );
}
protected String
createMissingString( final String msg)
{
String result = "";
final Set<String> missing = findMissingJ2EETypes();
if ( missing.size() != 0 )
{
final Set<String> missingConfig = new HashSet<String>();
final Set<String> missingMonitors = new HashSet<String>();
final Set<String> missingOthers = new HashSet<String>();
groupMissingJ2EETypes( missing, missingConfig, missingMonitors, missingOthers );
result = msg + NEWLINE +
"Config: " + NEWLINE +
setToSortedString( missingConfig, NEWLINE) + NEWLINE + NEWLINE +
"Monitor: " + NEWLINE +
setToSortedString( missingMonitors, NEWLINE) + NEWLINE + NEWLINE +
"J2EE/Other: " + NEWLINE +
setToSortedString( missingOthers, NEWLINE);
}
return result;
}
}
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