Package com.alibaba.fastjson

Examples of com.alibaba.fastjson.JSONPath.eval()


    public void test_list_map() throws Exception {
        Entity entity = new Entity(123, "wenshao");
        JSONPath path = new JSONPath("$['id']");
       
        Assert.assertSame(entity.getId(), path.eval(entity));
    }

    public static class Entity {

        private Integer id;
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        entities.add(new Entity(1001, "ljw2083"));
        entities.add(new Entity(1002, "wenshao"));
        entities.add(new Entity(1003, null));
        entities.add(new Entity(null, null));

        List<Object> result = (List<Object>) path.eval(entities);
        Assert.assertEquals(1, result.size());
        Assert.assertSame(entities.get(0), result.get(0));
    }
   
    public void test_list_not_like_extract() throws Exception {
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        entities.add(new Entity(1001, "ljw2083"));
        entities.add(new Entity(1002, "wenshao"));
        entities.add(new Entity(1003, "yakolee"));
        entities.add(new Entity(null, null));

        List<Object> result = (List<Object>) path.eval(entities);
        Assert.assertEquals(2, result.size());
        Assert.assertSame(entities.get(0), result.get(0));
        Assert.assertSame(entities.get(2), result.get(1));
    }
   
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        entities.add(new Entity(1001, "ljw2083"));
        entities.add(new Entity(1002, "wenshao"));
        entities.add(new Entity(1003, "yakolee"));
        entities.add(new Entity(null, null));

        List<Object> result = (List<Object>) path.eval(entities);
        Assert.assertEquals(1, result.size());
        Assert.assertSame(entities.get(0), result.get(0));
    }
   
    public void test_list_like_right_match() throws Exception {
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        entities.add(new Entity(1001, "ljw2083"));
        entities.add(new Entity(1002, "wenshao"));
        entities.add(new Entity(1003, "yakolee"));
        entities.add(new Entity(null, null));

        List<Object> result = (List<Object>) path.eval(entities);
        Assert.assertEquals(1, result.size());
        Assert.assertSame(entities.get(0), result.get(0));
    }
   
    public void test_list_like_contains() throws Exception {
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        entities.add(new Entity(1001, "ljw2083"));
        entities.add(new Entity(1002, "wenshao"));
        entities.add(new Entity(1003, "yakolee"));
        entities.add(new Entity(null, null));

        List<Object> result = (List<Object>) path.eval(entities);
        Assert.assertEquals(1, result.size());
        Assert.assertSame(entities.get(0), result.get(0));
    }
   
    public void test_list_like_match_two_segement() throws Exception {
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        entities.add(new Entity(1001, "ljw2083"));
        entities.add(new Entity(1002, "wenshao"));
        entities.add(new Entity(1003, "yakolee"));
        entities.add(new Entity(null, null));

        List<Object> result = (List<Object>) path.eval(entities);
        Assert.assertEquals(1, result.size());
        Assert.assertSame(entities.get(0), result.get(0));
    }
   
    public void test_list_like_match_two_segement_2() throws Exception {
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        entities.add(new Entity(1001, "ljw2083"));
        entities.add(new Entity(1002, "wenshao"));
        entities.add(new Entity(1003, "yakolee"));
        entities.add(new Entity(null, null));
       
        List<Object> result = (List<Object>) path.eval(entities);
        Assert.assertEquals(0, result.size());
    }
   
    public void test_list_like_match_two_segement_3() throws Exception {
        JSONPath path = new JSONPath("$[?(@.name like 'ljw%2%0%83')]");
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        entities.add(new Entity(1001, "ljw2083"));
        entities.add(new Entity(1002, "wenshao"));
        entities.add(new Entity(1003, "yakolee"));
        entities.add(new Entity(null, null));
       
        List<Object> result = (List<Object>) path.eval(entities);
        Assert.assertEquals(1, result.size());
        Assert.assertSame(entities.get(0), result.get(0));
    }

    public static class Entity {
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        entities.add(new Entity(1001, "ljw2083"));
        entities.add(new Entity(1002, "wenshao"));
        entities.add(new Entity(1003, "yakolee"));
        entities.add(new Entity(1004, null));

        List<Object> result = (List<Object>) path.eval(entities);
        Assert.assertEquals(1, result.size());
        Assert.assertSame(entities.get(0), result.get(0));
    }
   
    public void test_list_not_in() throws Exception {
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