com.almende.eve.protocol.jsonrpc.formats.Params.java Source code

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Here is the source code for com.almende.eve.protocol.jsonrpc.formats.Params.java

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/*
 * Copyright: Almende B.V. (2014), Rotterdam, The Netherlands
 * License: The Apache Software License, Version 2.0
 */
package com.almende.eve.protocol.jsonrpc.formats;

import java.util.LinkedHashMap;

import com.almende.util.jackson.JOM;
import com.fasterxml.jackson.databind.JsonNode;
import com.fasterxml.jackson.databind.node.ObjectNode;

/**
 * The Class Params.
 */
public class Params extends ObjectNode {

    /**
     * Instantiates a new config.
     */
    public Params() {
        super(JOM.getInstance().getNodeFactory(), new LinkedHashMap<String, JsonNode>(2));
    }

    /**
     * Instantiates a new params.
     *
     * @param node
     *            the node
     */
    public Params(final ObjectNode node) {
        super(JOM.getInstance().getNodeFactory(),
                new LinkedHashMap<String, JsonNode>(node != null ? node.size() : 2));
        if (node != null) {
            this.setAll(node);
        }
    }

    /**
     * Adds a parameter
     *
     * @param name
     *            the name
     * @param value
     *            the value
     */
    public void add(final String name, final Object value) {
        if (value instanceof JsonNode) {
            super.set(name, (JsonNode) value);
        } else {
            super.set(name, JOM.getInstance().valueToTree(value));
        }
    }

    /**
     * Extend these params with the other tree, overwriting existing
     * fields, adding new ones.
     * 
     * @param other
     *            the other
     * @return the params
     */
    public Params extend(final ObjectNode other) {
        this.setAll(other);
        return this;
    }
}