Package org.apache.activemq.filter

Examples of org.apache.activemq.filter.BooleanExpression

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        TabularType tt = new TabularType("MessageList", "MessageList", ct, new String[] { "JMSMessageID" });
        TabularDataSupport rc = new TabularDataSupport(tt);

        MessageEvaluationContext ctx = new MessageEvaluationContext();
        ctx.setDestination(destination.getActiveMQDestination());
        BooleanExpression selectorExpression = selector == null ? null : SelectorParser.parse(selector);

        for (int i = 0; i < messages.length; i++) {
            try {
                if (selectorExpression == null) {
                    rc.put(new CompositeDataSupport(ct, factory.getFields(messages[i])));
                } else {
                    ctx.setMessageReference(messages[i]);
                    if (selectorExpression.matches(ctx)) {
                        rc.put(new CompositeDataSupport(ct, factory.getFields(messages[i])));
                    }
                }
            } catch (Throwable e) {
                LOG.warn("exception browsing destination", e);
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        this.destinationFilter = DestinationFilter.parseFilter(info.getDestination());
        this.selectorExpression = parseSelector(info);
    }

    private static BooleanExpression parseSelector(ConsumerInfo info) throws InvalidSelectorException {
        BooleanExpression rc = null;
        if (info.getSelector() != null) {
            rc = SelectorParser.parse(info.getSelector());
        }
        if (info.isNoLocal()) {
            if (rc == null) {
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    }

    public void setSelector(String selector) throws InvalidSelectorException {
        ConsumerInfo copy = info.copy();
        copy.setSelector(selector);
        BooleanExpression newSelector = parseSelector(copy);
        // its valid so lets actually update it now
        info.setSelector(selector);
        this.selectorExpression = newSelector;
    }
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        Message[] messages=destination.browse();
        ArrayList c = new ArrayList();
       
        MessageEvaluationContext ctx = new MessageEvaluationContext();
        ctx.setDestination(destination.getActiveMQDestination());
        BooleanExpression selectorExpression = selector==null ? null : new SelectorParser().parse(selector);
       
        for(int i=0;i<messages.length;i++){
            try{
               
                if( selectorExpression==null ) {
                    c.add(OpenTypeSupport.convert(messages[i]));
                } else {
                    ctx.setMessageReference(messages[i]);
                    if ( selectorExpression.matches(ctx) ) {
                        c.add(OpenTypeSupport.convert(messages[i]));
                    }
                }
               
            } catch(Throwable e) {
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        Message[] messages = destination.browse();
        ArrayList answer = new ArrayList();

        MessageEvaluationContext ctx = new MessageEvaluationContext();
        ctx.setDestination(destination.getActiveMQDestination());
        BooleanExpression selectorExpression = selector == null ? null : new SelectorParser().parse(selector);

        for (int i = 0; i < messages.length; i++) {
            try {
                Message message = messages[i];
                if (selectorExpression == null) {
                    answer.add(OpenTypeSupport.convert(message));
                }
                else {
                    ctx.setMessageReference(message);
                    if (selectorExpression.matches(ctx)) {
                        answer.add(message);
                    }
                }

            }
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        TabularDataSupport rc=new TabularDataSupport(tt);
       
       
        MessageEvaluationContext ctx = new MessageEvaluationContext();
        ctx.setDestination(destination.getActiveMQDestination());
        BooleanExpression selectorExpression = selector==null ? null : new SelectorParser().parse(selector);
       
        for(int i=0;i<messages.length;i++){
            try {
                if( selectorExpression==null ) {
                    rc.put(new CompositeDataSupport(ct,factory.getFields(messages[i])));
                } else {
                    ctx.setMessageReference(messages[i]);
                    if ( selectorExpression.matches(ctx) ) {
                        rc.put(new CompositeDataSupport(ct,factory.getFields(messages[i])));
                    }
                }
            } catch(Throwable e) {
                log.warn("exception browsing destination",e);
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        catch (InvalidSelectorException e) {
        }
    }

    protected void assertSelector(Message message, String text, boolean expected) throws JMSException {
        BooleanExpression selector = new SelectorParser().parse(text);
        assertTrue("Created a valid selector", selector != null);
        MessageEvaluationContext context = new MessageEvaluationContext();
        context.setMessageReference((org.apache.activemq.command.Message)message);
        boolean value = selector.matches(context);
        assertEquals("Selector for: " + text, expected, value);
    }
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            }
        };
    }
   
    protected MessageReferenceFilter createSelectorFilter(String selector) throws InvalidSelectorException {
        final BooleanExpression selectorExpression = new SelectorParser().parse(selector);

        return new MessageReferenceFilter() {
            public boolean evaluate(ConnectionContext context, MessageReference r) throws JMSException {
                MessageEvaluationContext messageEvaluationContext = context.getMessageEvaluationContext();
               
                messageEvaluationContext.setMessageReference(r);
                if (messageEvaluationContext.getDestination() == null) {
                    messageEvaluationContext.setDestination(getActiveMQDestination());
                }
               
                return selectorExpression.matches(messageEvaluationContext);
            }
        };
    }
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        this.destinationFilter = DestinationFilter.parseFilter(info.getDestination());
        this.selectorExpression = parseSelector(info);
    }
   
    static private BooleanExpression parseSelector(ConsumerInfo info) throws InvalidSelectorException {
        BooleanExpression rc=null;
        if( info.getSelector() !=null ) {
            rc = new SelectorParser().parse(info.getSelector());
        }
        if( info.isNoLocal() ) {
            if( rc == null ) {
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    }
   
    public void setSelector(String selector) throws InvalidSelectorException {
        ConsumerInfo copy = info.copy();
        copy.setSelector(selector);
        BooleanExpression newSelector = parseSelector(copy);
        // its valid so lets actually update it now
        info.setSelector(selector);
        this.selectorExpression = newSelector;
    }
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Related Classes of org.apache.activemq.filter.BooleanExpression

  • org.apache.activemq.broker.jmx.DestinationView
  • org.apache.activemq.broker.region.AbstractSubscription
  • org.apache.activemq.broker.region.Queue
  • org.apache.activemq.broker.region.virtual.FilteredDestination
  • org.apache.activemq.broker.region.virtual.SelectorAwareVirtualTopicInterceptor
  • org.apache.activemq.selector.SelectorParserTest
  • org.apache.activemq.selector.SelectorTest
  • org.apache.activemq.selector.UnknownHandlingSelectorTest
  • org.apache.activemq.store.kahadb.KahaDBStore$KahaDBTopicMessageStore
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