net.javacrumbs.jsonliteral.jackson2.Example.java Source code

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Here is the source code for net.javacrumbs.jsonliteral.jackson2.Example.java

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/**
 * Copyright 2009-2015 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package net.javacrumbs.jsonliteral.jackson2;

import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.JsonNode;
import com.fasterxml.jackson.databind.ObjectMapper;

import static java.util.Arrays.asList;
import static net.javacrumbs.jsonliteral.jackson2.JsonLiteral.array;
import static net.javacrumbs.jsonliteral.jackson2.JsonLiteral.obj;

public class Example {
    public static void main(String[] args) throws JsonProcessingException {
        JsonNode node = obj(one -> true, two -> obj(three -> false), string -> "value", integer -> 1, $null -> null,
                $double -> 1.1, $float -> 1.0f, array -> asList(1, "a", 3), array2 -> array("a", "b", "c") // you can use array method
        );

        System.out.println(new ObjectMapper().writerWithDefaultPrettyPrinter().writeValueAsString(node));

        System.out.println("------");

        String value = "valueFromVariable";

        JsonNode node2 = obj(
                root -> obj(value1 -> "value", value2 -> obj(value3 -> 1, value4 -> obj(test -> value))));

        System.out.println(new ObjectMapper().writerWithDefaultPrettyPrinter().writeValueAsString(node2));
    }
}