Package org.codehaus.jackson

Examples of org.codehaus.jackson.JsonParser

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    private int importUnsorted(String jsonFile, ColumnFamily columnFamily, String ssTablePath, IPartitioner<?> partitioner) throws IOException
    {
        int importedKeys = 0;
        long start = System.nanoTime();

        JsonParser parser = getParser(jsonFile);

        Object[] data = parser.readValueAs(new TypeReference<Object[]>(){});

        keyCountToImport = (keyCountToImport == null) ? data.length : keyCountToImport;
        SSTableWriter writer = new SSTableWriter(ssTablePath, keyCountToImport);

        System.out.printf("Importing %s keys...%n", keyCountToImport);
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            IPartitioner<?> partitioner) throws IOException
    {
        int importedKeys = 0; // already imported keys count
        long start = System.nanoTime();

        JsonParser parser = getParser(jsonFile);

        if (keyCountToImport == null)
        {
            keyCountToImport = 0;
            System.out.println("Counting keys to import, please wait... (NOTE: to skip this use -n <num_keys>)");

            parser.nextToken(); // START_ARRAY
            while (parser.nextToken() != null)
            {
                parser.skipChildren();
                if (parser.getCurrentToken() == JsonToken.END_ARRAY)
                    break;

                keyCountToImport++;
            }
        }

        System.out.printf("Importing %s keys...%n", keyCountToImport);

        parser = getParser(jsonFile); // renewing parser
        SSTableWriter writer = new SSTableWriter(ssTablePath, keyCountToImport);

        int lineNumber = 1;
        DecoratedKey prevStoredKey = null;

        parser.nextToken(); // START_ARRAY
        while (parser.nextToken() != null)
        {
            String key = parser.getCurrentName();
            Map<?, ?> row = parser.readValueAs(new TypeReference<Map<?, ?>>(){});
            DecoratedKey currentKey = partitioner.decorateKey(hexToBytes((String) row.get("key")));

            if (row.containsKey("metadata"))
                parseMeta((Map<?, ?>) row.get("metadata"), columnFamily, null);
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    @Test
    public void testParseItems() throws IOException {
        ObjectMapper mapper = new ObjectMapper();
        InputStream in = getClass().getResourceAsStream("bulk-error.json");
        JsonParser parser = mapper.getJsonFactory().createJsonParser(in);
        ParsingUtils.seek("items", new JacksonJsonParser(parser));

        BackportedObjectReader r = BackportedObjectReader.create(mapper, Map.class);

        for (Iterator<Map> iterator = r.readValues(parser); iterator.hasNext();) {
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        }

        final LoginInfo loginInfo = new LoginInfo();
        try {
            final JsonFactory f = new JsonFactory();
            JsonParser jp;
            jp = f.createJsonParser(r.toString());
            jp.nextToken();
            while (jp.nextToken() != JsonToken.END_OBJECT) {
                final String fieldname = jp.getCurrentName();
                jp.nextToken();
                if ("picture".equals(fieldname)) {
                    loginInfo.setPictureUrl(jp.getText());
                } else if ("name".equals(fieldname)) {
                    loginInfo.setName(jp.getText());
                } else if ("email".equals(fieldname)) {
                    loginInfo.setEmailAddress(jp.getText());
                }
            }
        } catch (final JsonParseException e) {
            log.log(Level.SEVERE, e.getMessage());
        } catch (final IOException e) {
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        keys = new HashSet<String>();
        discoveredI18nMap.put(locale, keys);
      }
      is = TranslationServiceGenerator.class.getClassLoader().getResourceAsStream(bundlePath);
      JsonFactory jsonFactory = new JsonFactory();
      JsonParser jp = jsonFactory.createJsonParser(is);
      JsonToken token = jp.nextToken();
      while (token != null) {
        token = jp.nextToken();
        if (token == JsonToken.FIELD_NAME) {
          String name = jp.getCurrentName();
          keys.add(name);
        }
      }
    }
    catch (Exception e) {
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      .setTypeEnum(TypeEnum.c)
      .build();

    String json = foo.toString();
    JsonFactory factory = new JsonFactory();
    JsonParser parser = factory.createJsonParser(json);
    ObjectMapper mapper = new ObjectMapper();

    // will throw exception if string is not parsable json
    mapper.readTree(parser);
  }
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    r.put(stringField.name(), "hello\nthere\"\tyou\u2013}");
    r.put(enumField.name(), new GenericData.EnumSymbol(enumField.schema(),"a"));
   
    String json = r.toString();
    JsonFactory factory = new JsonFactory();
    JsonParser parser = factory.createJsonParser(json);
    ObjectMapper mapper = new ObjectMapper();
   
    // will throw exception if string is not parsable json
    mapper.readTree(parser);
  }
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    r.put(stringField.name(), "hello\nthere\"\tyou\u2013}");
    r.put(enumField.name(), new GenericData.EnumSymbol(enumField.schema(),"a"));
   
    String json = r.toString();
    JsonFactory factory = new JsonFactory();
    JsonParser parser = factory.createJsonParser(json);
    ObjectMapper mapper = new ObjectMapper();
   
    // will throw exception if string is not parsable json
    mapper.readTree(parser);
  }
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        });

        if (file.exists()) {
          BufferedReader br =
              new BufferedReader(new InputStreamReader(new FileInputStream(file), "UTF-8"));
          JsonParser parser = JSON_FACTORY.createJsonParser(br);
          JsonNode json = parser.readValueAsTree();
          br.close();
          scs.add(0, toObject(json));
        }
        mustache.execute(res.getWriter(), scs.toArray());
      }
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         * style to ensure we can handle all kinds of JSON constructs.
         */
        TokenBuffer merged = new TokenBuffer(jp.getCodec());
        merged.writeStartArray();
        merged.writeString(_typeIds[index]);
        JsonParser p2 = _tokens[index].asParser(jp);
        p2.nextToken();
        merged.copyCurrentStructure(p2);
        merged.writeEndArray();
        // needs to point to START_OBJECT (or whatever first token is)
        p2 = merged.asParser(jp);
        p2.nextToken();
        _properties[index].getProperty().deserializeAndSet(p2, ctxt, bean);
    }
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