Package com.fasterxml.jackson.core.format

Examples of com.fasterxml.jackson.core.format.DataFormatMatcher

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    public void testSimpleValidArray() throws Exception
    {
        JsonFactory jsonF = new JsonFactory();
        DataFormatDetector detector = new DataFormatDetector(jsonF);
        final String ARRAY_JSON = "[ 1, 2 ]";
        DataFormatMatcher matcher = detector.findFormat(new ByteArrayInputStream(ARRAY_JSON.getBytes("UTF-8")));
        // should have match
        assertTrue(matcher.hasMatch());
        assertEquals("JSON", matcher.getMatchedFormatName());
        assertSame(jsonF, matcher.getMatch());
        // no "certain" match with JSON, but solid:
        assertEquals(MatchStrength.SOLID_MATCH, matcher.getMatchStrength());
        // and thus:
        JsonParser jp = matcher.createParserWithMatch();
        assertToken(JsonToken.START_ARRAY, jp.nextToken());
        assertToken(JsonToken.VALUE_NUMBER_INT, jp.nextToken());
        assertToken(JsonToken.VALUE_NUMBER_INT, jp.nextToken());
        assertToken(JsonToken.END_ARRAY, jp.nextToken());
        assertNull(jp.nextToken());
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    public void testSimpleValidObject() throws Exception
    {
        JsonFactory jsonF = new JsonFactory();
        DataFormatDetector detector = new DataFormatDetector(jsonF);
        final String JSON = "{  \"field\" : true }";
        DataFormatMatcher matcher = detector.findFormat(new ByteArrayInputStream(JSON.getBytes("UTF-8")));
        // should have match
        assertTrue(matcher.hasMatch());
        assertEquals("JSON", matcher.getMatchedFormatName());
        assertSame(jsonF, matcher.getMatch());
        // no "certain" match with JSON, but solid:
        assertEquals(MatchStrength.SOLID_MATCH, matcher.getMatchStrength());
        // and thus:
        JsonParser jp = matcher.createParserWithMatch();
        assertToken(JsonToken.START_OBJECT, jp.nextToken());
        assertToken(JsonToken.FIELD_NAME, jp.nextToken());
        assertEquals("field", jp.getCurrentName());
        assertToken(JsonToken.VALUE_TRUE, jp.nextToken());
        assertToken(JsonToken.END_OBJECT, jp.nextToken());
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    public void testSimpleValidString() throws Exception
    {
        JsonFactory jsonF = new JsonFactory();
        DataFormatDetector detector = new DataFormatDetector(jsonF);
        final String JSON = "\"JSON!\"";
        DataFormatMatcher matcher = detector.findFormat(new ByteArrayInputStream(JSON.getBytes("UTF-8")));
        // should have match
        assertTrue(matcher.hasMatch());
        assertEquals("JSON", matcher.getMatchedFormatName());
        assertSame(jsonF, matcher.getMatch());
        assertEquals(MatchStrength.WEAK_MATCH, matcher.getMatchStrength());
        JsonParser jp = matcher.createParserWithMatch();
        assertToken(JsonToken.VALUE_STRING, jp.nextToken());
        assertEquals("JSON!", jp.getText());
        assertNull(jp.nextToken());
        jp.close();
    }
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    public void testSimpleInvalid() throws Exception
    {
        DataFormatDetector detector = new DataFormatDetector(new JsonFactory());
        final String NON_JSON = "<root />";
        DataFormatMatcher matcher = detector.findFormat(new ByteArrayInputStream(NON_JSON.getBytes("UTF-8")));
        // should not have match
        assertFalse(matcher.hasMatch());
        // and thus:
        assertEquals(MatchStrength.INCONCLUSIVE, matcher.getMatchStrength());
        // also:
        assertNull(matcher.createParserWithMatch());
    }
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Related Classes of com.fasterxml.jackson.core.format.DataFormatMatcher

  • com.fasterxml.jackson.core.format.TestJsonFormatDetection
  • com.fasterxml.jackson.core.io.MergedStream
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