com.atlassian.clover.remote.InitStringData Maven / Gradle / Ivy

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Clover's runtime library - required by code instrumented by Clover. Clover is an award-winning code coverage and testing tool for Java and Groovy. It integrates easily with Maven, Ant, Grails, Eclipse and IntelliJ IDEA as well as with continuous integration servers such as Bamboo, Jenkins or Hudson.

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package com.atlassian.clover.remote;

import com.atlassian.clover.Logger;

import java.io.Serializable;
import java.util.Map;
import java.util.HashMap;
import java.util.SortedSet;
import java.util.StringTokenizer;
import java.util.TreeSet;


/**
 * A simple class to convert an init String to a map, and vice-versa.
 */
public class InitStringData implements Serializable {

    private final Map initStringMap;

    public InitStringData(String initString) {

        this.initStringMap = new HashMap<>();

        final StringTokenizer tok = new StringTokenizer(initString, ";");

        while (tok.hasMoreTokens()) {
            // split and trim on the '='
            final String keyValue = tok.nextToken();
            final String[] pair = keyValue.split("=");
            if (pair.length != 2) {
                throw new IllegalArgumentException("Invalid key=value pair, '" + keyValue + "'  for initString: " + initString);
            }
            initStringMap.put(pair[0].trim(), pair[1].trim());
        }

    }

    public String get(String key) {
        return get(key, null);
    }

    public String get(String key, String defaultValue) {
        final String value = initStringMap.get(key);
        return value == null ? defaultValue : value;
    }

    public int get(String key, int defaultValue) {
        final String value = initStringMap.get(key);
        try {
            return value == null ? defaultValue : Integer.parseInt(value);
        } catch (NumberFormatException e) {
            Logger.getInstance().warn("Value for key: " + key + " not a number: " + value + " - " + e.getMessage());
        }
        return defaultValue;
    }

    public boolean get(String key, boolean defaultValue) {
        final String value = initStringMap.get(key);
        return value == null ? defaultValue : Boolean.parseBoolean(value);
    }
    
    public void set(String key, boolean value) {
        initStringMap.put(key, Boolean.toString(value));
    }

    public void set(String key, String value) {
        initStringMap.put(key, value);
    }

    public void set(String key, int value) {
        set(key, Integer.toString(value));
    }

    /**
     * Return "key1=value1;key2=value2;..." sorted alphabetically by key or
     * return an empty string "" if there are no map entries.
     * @return String
     */
    @Override
    public String toString() {
        final SortedSet keys = new TreeSet<>(initStringMap.keySet());
        StringBuilder initString = new StringBuilder();
        for (String key : keys) {
            initString.append(initString.length() > 0 ? ";" : "").append(key).append("=").append(initStringMap.get(key));
        }
        return initString.toString();
    }


}