Examples of org.apache.camel.Predicate.matches()

org.apache.camel.Predicate.matches()
Evaluates the predicate on the message exchange and returns true if this exchange matches the predicate @param exchange the message exchange @return true if the predicate matches

        }


        SimplePredicateParser parser = new SimplePredicateParser(sb.toString(), true);
        Predicate pre = parser.parsePredicate();


        assertTrue("Should match", pre.matches(exchange));
    }


    public void testSimpleManyOrLogical() throws Exception {
        exchange.getIn().setBody("Hello");

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        sb.append(" || ${body} == 'Hello'");


        SimplePredicateParser parser = new SimplePredicateParser(sb.toString(), true);
        Predicate pre = parser.parsePredicate();


        assertTrue("Should match", pre.matches(exchange));
    }


    public void testSimpleExpressionPredicate() throws Exception {
        exchange.getIn().setBody("Hello");
        exchange.getIn().setHeader("number", "1234");

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    public void testSimpleExpressionPredicate() throws Exception {
        exchange.getIn().setBody("Hello");
        exchange.getIn().setHeader("number", "1234");
        SimplePredicateParser parser = new SimplePredicateParser("${in.header.number} regex '\\d{4}'", true);
        Predicate pre = parser.parsePredicate();
        assertTrue("Should match", pre.matches(exchange));
    }


    public void testSimpleMap() throws Exception {
        Map<String, String> map = new HashMap<String, String>();
        map.put("foo", "123");

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        exchange.getIn().setBody(map);


        SimplePredicateParser parser = new SimplePredicateParser("${body[foo]} == 123", true);
        Predicate pre = parser.parsePredicate();
        assertTrue("Should match", pre.matches(exchange));


        parser = new SimplePredicateParser("${body['foo bar']} == 456", true);
        pre = parser.parsePredicate();
        assertTrue("Should match", pre.matches(exchange));

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        Predicate pre = parser.parsePredicate();
        assertTrue("Should match", pre.matches(exchange));


        parser = new SimplePredicateParser("${body['foo bar']} == 456", true);
        pre = parser.parsePredicate();
        assertTrue("Should match", pre.matches(exchange));


        // the predicate has whitespace in the function
        parser = new SimplePredicateParser("${body[foo bar]} == 456", true);
        pre = parser.parsePredicate();
        assertTrue("Should match", pre.matches(exchange));

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        assertTrue("Should match", pre.matches(exchange));


        // the predicate has whitespace in the function
        parser = new SimplePredicateParser("${body[foo bar]} == 456", true);
        pre = parser.parsePredicate();
        assertTrue("Should match", pre.matches(exchange));
    }


    protected JndiRegistry createRegistry() throws Exception {
        JndiRegistry jndi = super.createRegistry();

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        map.put("key3", "none");
        exchange.getIn().setBody(map);


        SimplePredicateParser parser = new SimplePredicateParser("${body[key]} in ${ref:myList}", true);
        Predicate pre = parser.parsePredicate();
        assertTrue("Should match", pre.matches(exchange));


        parser = new SimplePredicateParser("${body[key2]} in ${ref:myList}", true);
        pre = parser.parsePredicate();
        assertTrue("Should match", pre.matches(exchange));

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        Predicate pre = parser.parsePredicate();
        assertTrue("Should match", pre.matches(exchange));


        parser = new SimplePredicateParser("${body[key2]} in ${ref:myList}", true);
        pre = parser.parsePredicate();
        assertTrue("Should match", pre.matches(exchange));


        parser = new SimplePredicateParser("${body[key3]} in ${ref:myList}", true);
        pre = parser.parsePredicate();
        assertFalse("Should not match", pre.matches(exchange));
    }

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        pre = parser.parsePredicate();
        assertTrue("Should match", pre.matches(exchange));


        parser = new SimplePredicateParser("${body[key3]} in ${ref:myList}", true);
        pre = parser.parsePredicate();
        assertFalse("Should not match", pre.matches(exchange));
    }
}

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        return jndi;
    }


    public void testSimpleExpressionOrPredicate() throws Exception {
        Predicate predicate = SimpleLanguage.predicate("${header.bar} == 123");
        assertTrue(predicate.matches(exchange));


        predicate = SimpleLanguage.predicate("${header.bar} == 124");
        assertFalse(predicate.matches(exchange));


        Expression expression = SimpleLanguage.expression("${body}");

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