automenta.knowtention.model.JSONObjectMetrics.java Source code

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Here is the source code for automenta.knowtention.model.JSONObjectMetrics.java

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/*
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package automenta.knowtention.model;

import automenta.knowtention.Channel;
import com.fasterxml.jackson.core.JsonParser;
import com.fasterxml.jackson.core.JsonToken;
import com.fasterxml.jackson.databind.JsonNode;
import java.io.IOException;
import java.io.Serializable;
import java.util.logging.Level;
import java.util.logging.Logger;

/**
 * Calculate measurements of a JSON object
 *  --complexity
 *  --# of strings
 *  --etc
 */
public class JSONObjectMetrics implements Serializable {

    boolean error;
    int numTokens;
    String channel;
    long when;
    private int numStrings, numEmbeddedObjects, numValues, numNulls, numBooleans, numNumbers;
    private long stringLengthSum;

    public JSONObjectMetrics(Channel c) {
        this(c.get());

        this.channel = c.id;
    }

    public JSONObjectMetrics(JsonNode n) {

        this.when = System.currentTimeMillis();
        this.channel = null;

        JsonParser parser = n.traverse();

        error = true;
        while (!parser.isClosed()) {

            try {

                JsonToken t = parser.nextToken();
                if (t == null)
                    break;

                switch (t) {
                case VALUE_STRING:
                    numValues++;
                    numStrings++;
                    String s = parser.getValueAsString();
                    if (s != null)
                        stringLengthSum += s.length();
                    break;
                case VALUE_EMBEDDED_OBJECT:
                    numValues++;
                    numEmbeddedObjects++;
                    break;
                case VALUE_FALSE:
                case VALUE_TRUE:
                    numValues++;
                    numBooleans++;
                    break;
                case VALUE_NUMBER_FLOAT:
                case VALUE_NUMBER_INT:
                    numNumbers++;
                    numValues++;
                    break;
                case VALUE_NULL:
                    numValues++;
                    numNulls++;
                    break;
                }

                if (t == null)
                    break;
                numTokens++;

            } catch (IOException ex) {
                break;
            }

        }

        error = false;
    }

    public int getNumTokens() {
        return numTokens;
    }

    public boolean isError() {
        return error;
    }

    public String getChannel() {
        return channel;
    }

    public int getNumBooleans() {
        return numBooleans;
    }

    public int getNumEmbeddedObjects() {
        return numEmbeddedObjects;
    }

    public int getNumNulls() {
        return numNulls;
    }

    public int getNumNumbers() {
        return numNumbers;
    }

    public int getNumStrings() {
        return numStrings;
    }

    public int getNumValues() {
        return numValues;
    }

    public long getWhen() {
        return when;
    }

    public long getStringLengthSum() {
        return stringLengthSum;
    }

}