Example usage for com.fasterxml.jackson.databind.type MapType construct

Introduction

In this page you can find the example usage for com.fasterxml.jackson.databind.type MapType construct.

Prototype

public static MapType construct(Class<?> paramClass, JavaType paramJavaType1, JavaType paramJavaType2) 

Source Link

Usage

From source file:javaslang.jackson.datatype.serialize.MapSerializer.java

@Override
JavaType emulatedJavaType(JavaType type) {
    return MapType.construct(LinkedHashMap.class, type.containedType(0), type.containedType(1));
}

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From source file:javaslang.jackson.datatype.serialize.MultimapSerializer.java

@Override
JavaType emulatedJavaType(JavaType type) {
    return MapType.construct(LinkedHashMap.class, type.containedType(0),
            CollectionType.construct(ArrayList.class, type.containedType(1)));
}

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From source file:org.springframework.amqp.support.converter.DefaultJackson2JavaTypeMapper.java

public JavaType toJavaType(MessageProperties properties) {
    JavaType classType = getClassIdType(retrieveHeader(properties, getClassIdFieldName()));
    if (!classType.isContainerType() || classType.isArrayType()) {
        return classType;
    }// w  w w .j av a2  s. c  o m

    JavaType contentClassType = getClassIdType(retrieveHeader(properties, getContentClassIdFieldName()));
    if (classType.getKeyType() == null) {
        return CollectionType.construct(classType.getRawClass(), contentClassType);
    }

    JavaType keyClassType = getClassIdType(retrieveHeader(properties, getKeyClassIdFieldName()));
    return MapType.construct(classType.getRawClass(), keyClassType, contentClassType);

}

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From source file:org.camunda.bpm.elasticsearch.jackson.JsonTransformer.java

public List<Map<String, Object>> transformJsonToList(String json) throws IOException {
    JavaType javaType = MapType.construct(HashMap.class, SimpleType.construct(String.class),
            SimpleType.construct(Object.class));

    CollectionType listType = TypeFactory.defaultInstance().constructCollectionType(ArrayList.class, javaType);
    return mapper.readValue(json, listType);
}

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From source file:org.ocelotds.core.services.ArgumentConvertor.java

private JavaType getJavaType(Type type) {
    Class clazz;//ww  w  .j  a  va2 s  . co m
    logger.debug("Computing type of {} - {}", type.getClass(), type.toString());
    if (type instanceof ParameterizedType) {
        clazz = (Class) ((ParameterizedType) type).getRawType();
    } else {
        clazz = (Class) type;
    }
    JavaType javaType;
    Type actualType;
    if (Collection.class.isAssignableFrom(clazz)) {
        ParameterizedType pt = (ParameterizedType) type;
        actualType = pt.getActualTypeArguments()[0];
        JavaType t1 = getJavaType(actualType);
        javaType = CollectionType.construct(Collection.class, t1);
    } else if (clazz.isArray()) {
        Class t = clazz.getComponentType();
        JavaType t1 = getJavaType(t);
        javaType = ArrayType.construct(t1, null, null);
    } else if (Map.class.isAssignableFrom(clazz)) {
        ParameterizedType pt = (ParameterizedType) type;
        actualType = pt.getActualTypeArguments()[0];
        JavaType t1 = getJavaType(actualType);
        actualType = pt.getActualTypeArguments()[1];
        JavaType t2 = getJavaType(actualType);
        javaType = MapType.construct(Map.class, t1, t2);
    } else {
        javaType = SimpleType.construct(clazz);
    }
    return javaType;
}

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From source file:org.apache.kylin.source.kafka.diagnose.KafkaVerify.java

public static void main(String[] args) throws IOException {

    System.out.println("start");

    ObjectMapper mapper = new ObjectMapper();
    JavaType mapType = MapType.construct(HashMap.class, SimpleType.construct(String.class),
            SimpleType.construct(String.class));

    long start = Long.valueOf(args[0]);
    long end = Long.valueOf(args[1]);
    long interval = Long.valueOf(args[2]);
    int bucket = (int) ((end - start + interval - 1) / interval);

    long[] qtySum = new long[bucket];
    long qtyTotal = 0;
    long[] counts = new long[bucket];
    long countTotal = 0;
    long processed = 0;
    long minOffset = -1;
    long maxOffset = -1;

    try (BufferedReader br = new BufferedReader(new FileReader(new File(args[3])))) {
        String s;/*from   w w w.  jav a2s  .  c  o  m*/
        while ((s = br.readLine()) != null) {
            // process the line.
            if (++processed % 10000 == 1) {
                System.out.println("processing " + processed);
            }

            Map<String, String> root = mapper.readValue(s, mapType);
            String tsStr = root.get("sys_ts");

            if (StringUtils.isEmpty(tsStr)) {
                continue;
            }
            long ts = Long.valueOf(tsStr);
            if (ts < start || ts >= end) {
                continue;
            }

            if (minOffset == -1) {
                minOffset = processed - 1;
            }
            maxOffset = processed - 1;

            long qty = Long.valueOf(root.get("qty"));
            int index = (int) ((ts - start) / interval);
            qtySum[index] += qty;
            qtyTotal += qty;
            counts[index]++;
            countTotal++;
        }
    }

    System.out.println("qty sum is " + Arrays.toString(qtySum));
    System.out.println("qty total is " + qtyTotal);
    System.out.println("count is " + Arrays.toString(counts));
    System.out.println("count total is " + countTotal);
    System.out.println("first processed is " + minOffset);
    System.out.println("last processed is " + maxOffset);
}

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