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Fixed connection leak from within Global Refresher.

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This commit is contained in:
dubtraxis 2003-10-22 14:25:16 +00:00
parent 538d753f28
commit ded733a200
7 changed files with 87 additions and 22 deletions
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8
config/lex-context-config.xml
View file

@ -41,11 +41,11 @@
</parameter>
<parameter>
<name>maxIdle</name>
<value>2</value>
<value>7</value>
</parameter>
<parameter>
<name>maxActive</name>
<value>4</value>
<value>15</value>
</parameter>
</ResourceParams>
@ -89,11 +89,11 @@
</parameter>
<parameter>
<name>maxIdle</name>
<value>2</value>
<value>7</value>
</parameter>
<parameter>
<name>maxActive</name>
<value>4</value>
<value>15</value>
</parameter>
</ResourceParams>

7
src/java/org/thdl/lex/DisplayHelper.java
View file

@ -243,7 +243,12 @@ public class DisplayHelper
*/
public String getFormattedDate()
{
return DATE_FORMAT.format( getDate() );
String date = null;
if ( null != getDate() )
{
date = DATE_FORMAT.format( getDate() );
}
return date;
}
// helpers

60
src/java/org/thdl/lex/Global.java
View file

@ -17,6 +17,8 @@ public class Global
private static long lastRefresh;
private int entryCount;
private List recentTerms;
private final GlobalRefresher REFRESHER = new GlobalRefresher();
private final Thread REFRESHER_THREAD = new Thread( REFRESHER );
/**
@ -110,7 +112,7 @@ public class Global
*/
public void setRecentTerms( List recentTerms )
{
this.recentTerms = recentTerms;
this.recentTerms = Collections.synchronizedList( recentTerms );
setLastRefresh( System.currentTimeMillis() );
}
@ -182,8 +184,17 @@ public class Global
*/
public void doRefresh() throws LexRepositoryException
{
GlobalRefresher gr = new GlobalRefresher();
new Thread( gr ).start();
LexLogger.info( "Checking if GlobalRefresher is busy..." );
if ( REFRESHER.getFinished() )
{
LexLogger.info( "GlobalRefresher is not busy. Starting refresh..." );
REFRESHER.setFinished( false );
REFRESHER_THREAD.start();
}
else
{
LexLogger.info( "GlobalRefresher was busy. Refresh not started..." );
}
}
@ -214,6 +225,31 @@ public class Global
*/
class GlobalRefresher implements Runnable
{
private boolean finished;
/**
* Sets the finished attribute of the GlobalRefresher object
*
* @param finished The new finished value
*/
private void setFinished( boolean finished )
{
this.finished = finished;
}
/**
* Gets the finished attribute of the GlobalRefresher object
*
* @return The finished value
*/
private boolean getFinished()
{
return finished;
}
/**
* Main processing method for the GlobalRefresher object
*/
@ -222,7 +258,18 @@ public class Global
int limit = getRecentTermsCount();
try
{
LexLogger.info( "GlobalRefresher is starting a refresh..." );
setRecentTerms( LexComponentRepository.getRecentTerms( limit ) );
/*
ILexComponent ilc = null;
for ( Iterator it = getRecentTerms().iterator(); it.hasNext(); ilc = (ILexComponent) it.next() )
{
ilc.getMeta();
}
*/
LexComponentRepository.cleanup();
LexLogger.info( "GlobalRefresher finished a refresh..." );
setFinished( true );
}
catch ( Exception e )
{
@ -231,14 +278,17 @@ public class Global
String stackTrace = writer.getBuffer().toString();
LexLogger.error( "GlobalRefresher Thread caught an Exception: " + stackTrace );
}
setFinished( true );
}
/**
*Constructor for the GlobalRefresher object
*/
GlobalRefresher() { }
GlobalRefresher()
{
setFinished( true );
}
}
}

2
src/java/org/thdl/lex/LexComponentRepository.java
View file

@ -369,8 +369,10 @@ public class LexComponentRepository
String queryString = " FROM org.thdl.lex.component.ITerm ORDER BY modifiedOn DESC LIMIT " + limit;
try
{
beginTransaction();
query = getSession().createQuery( queryString );
results = query.list();
endTransaction( false );
}
catch ( HibernateException he )
{

4
src/java/org/thdl/lex/LexLogger.java
View file

@ -18,6 +18,7 @@ import org.thdl.lex.component.*;
public class LexLogger
{
private final static Logger LOGGER = Logger.getLogger( "org.thdl.lex" );
private final static List EXCLUDED_PARAMS = Arrays.asList( new String[]{"org.apache.catalina.jsp_classpath", "javax.servlet.context.tempdir", "org.apache.catalina.WELCOME_FILES"} );
/**
@ -87,8 +88,11 @@ public class LexLogger
while ( enum.hasMoreElements() )
{
String att = (String) enum.nextElement();
if ( !EXCLUDED_PARAMS.contains( att ) )
{
LOGGER.debug( "Context Attribute " + att + " = " + context.getAttribute( att ) );
}
}
debugComponent( context.getAttribute( LexConstants.GLOBAL_CONTEXT_ATTR ) );
}

4
src/java/org/thdl/lex/commands/DisplayCommand.java
View file

@ -76,6 +76,10 @@ public class DisplayCommand extends LexCommand implements Command
{
LexComponentRepository.loadTermByPk( term );
query.setEntry( term );
if ( query.getResults().keySet().size() < 1 )
{
query.getResults().put( term.getMetaId(), term.getTerm() );
}
}
displayHelper.populate( req.getParameterMap() );

22
src/jsp/jsp/displayTerm.jsf
View file

@ -7,24 +7,24 @@
<!--TERM-->
<h1><c:out value="${ query.entry.term }" /></h1>
<h1><c:out value="${ sessionScope.visit.query.entry.term }" /></h1>
<p class="data" >
<c:out value='<a name="${ query.entry }" ></a>' escapeXml="false" />
<c:out value='<a name="${ sessionScope.visit.query.entry }" ></a>' escapeXml="false" />
<c:if test="${ editMode }">
<span class="compEditOptions">
<c:out value='<a href="/lex/action?cmd=getUpdateTermForm&amp;comp=term&amp;metaId=${ query.entry.metaId }" label="Edit Term"><img alt="Edit Term" src="/lex/images/edit.gif"/></a>' escapeXml="false" />
<c:out value='<a href="/lex/action?cmd=getAnnotationForm&amp;comp=term&amp;metaId=${query.entry.metaId}" label="Add Analytical Note"><img alt="Add Analytical Note" src="/lex/images/note.gif"/></a>' escapeXml="false" />
<c:out value='<a href="/lex/action?cmd=getInsertForm&amp;comp=pronunciation&amp;parentId=${query.entry.metaId}" label="Add Pronunciation"><img alt="Add Pronunciation" src="/lex/images/pron.gif"/></a>' escapeXml="false" />
<c:out value='<a href="/lex/action?cmd=getInsertForm&amp;comp=etymology&amp;parentId=${query.entry.metaId}" label="Add Etymology"><img alt="Add Etymology" src="/lex/images/etym.gif"/></a>' escapeXml="false" />
<c:out value='<a href="/lex/action?cmd=getInsertForm&amp;comp=spelling&amp;parentId=${query.entry.metaId}" label="Add Spelling"><img alt="Add Spelling" src="/lex/images/spell.gif"/></a>' escapeXml="false" />
<c:out value='<a href="/lex/action?cmd=getInsertForm&amp;comp=grammaticalFunction&amp;parentId=${query.entry.metaId}" label="Add Grammatical Function"><img alt="Add a Grammatical Function" src="/lex/images/gram.gif"/></a>' escapeXml="false" />
<c:out value='<a href="/lex/action?cmd=getInsertForm&amp;comp=encyclopediaArticle&amp;parentId=${query.entry.metaId}" label="Add Encyclopedia Article"><img alt="Add Encyclopedia Article" src="/lex/images/ency.gif"/></a>' escapeXml="false" />
<c:out value='<a href="/lex/action?cmd=getInsertForm&amp;comp=definition&amp;parentId=${query.entry.metaId}" label="Add Definition"><img alt="Add Definition" src="/lex/images/def.gif"/></a>' escapeXml="false" />
<c:out value='<a href="/lex/action?cmd=getUpdateTermForm&amp;comp=term&amp;metaId=${ sessionScope.visit.query.entry.metaId }" label="Edit Term"><img alt="Edit Term" src="/lex/images/edit.gif"/></a>' escapeXml="false" />
<c:out value='<a href="/lex/action?cmd=getAnnotationForm&amp;comp=term&amp;metaId=${sessionScope.visit.query.entry.metaId}" label="Add Analytical Note"><img alt="Add Analytical Note" src="/lex/images/note.gif"/></a>' escapeXml="false" />
<c:out value='<a href="/lex/action?cmd=getInsertForm&amp;comp=pronunciation&amp;parentId=${sessionScope.visit.query.entry.metaId}" label="Add Pronunciation"><img alt="Add Pronunciation" src="/lex/images/pron.gif"/></a>' escapeXml="false" />
<c:out value='<a href="/lex/action?cmd=getInsertForm&amp;comp=etymology&amp;parentId=${sessionScope.visit.query.entry.metaId}" label="Add Etymology"><img alt="Add Etymology" src="/lex/images/etym.gif"/></a>' escapeXml="false" />
<c:out value='<a href="/lex/action?cmd=getInsertForm&amp;comp=spelling&amp;parentId=${sessionScope.visit.query.entry.metaId}" label="Add Spelling"><img alt="Add Spelling" src="/lex/images/spell.gif"/></a>' escapeXml="false" />
<c:out value='<a href="/lex/action?cmd=getInsertForm&amp;comp=grammaticalFunction&amp;parentId=${sessionScope.visit.query.entry.metaId}" label="Add Grammatical Function"><img alt="Add a Grammatical Function" src="/lex/images/gram.gif"/></a>' escapeXml="false" />
<c:out value='<a href="/lex/action?cmd=getInsertForm&amp;comp=encyclopediaArticle&amp;parentId=${sessionScope.visit.query.entry.metaId}" label="Add Encyclopedia Article"><img alt="Add Encyclopedia Article" src="/lex/images/ency.gif"/></a>' escapeXml="false" />
<c:out value='<a href="/lex/action?cmd=getInsertForm&amp;comp=definition&amp;parentId=${sessionScope.visit.query.entry.metaId}" label="Add Definition"><img alt="Add Definition" src="/lex/images/def.gif"/></a>' escapeXml="false" />
</span>
</c:if>
<!--metadata-->
<c:set target="${ sessionScope.visit.helper }" property="component" value="${ query.entry }" />
<c:set target="${ sessionScope.visit.helper }" property="component" value="${ sessionScope.visit.query.entry }" />
<jsp:include page="displayMeta.jsf" />
<!--notes-->