apm-agent-plugins/apm-profiling-plugin/src/main/java/co/elastic/apm/agent/profiler/collections/Int2ObjectHashMap.java [384:443]:
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            put(entry.getKey(), entry.getValue());
        }
    }

    /**
     * {@inheritDoc}
     */
    public KeySet keySet()
    {
        if (null == keySet)
        {
            keySet = new KeySet();
        }

        return keySet;
    }

    /**
     * {@inheritDoc}
     */
    public ValueCollection values()
    {
        if (null == valueCollection)
        {
            valueCollection = new ValueCollection();
        }

        return valueCollection;
    }

    /**
     * {@inheritDoc}
     */
    public EntrySet entrySet()
    {
        if (null == entrySet)
        {
            entrySet = new EntrySet();
        }

        return entrySet;
    }

    /**
     * {@inheritDoc}
     */
    public String toString()
    {
        if (isEmpty())
        {
            return "{}";
        }

        final EntryIterator entryIterator = new EntryIterator();
        entryIterator.reset();

        final StringBuilder sb = new StringBuilder().append('{');
        while (true)
        {
            entryIterator.next();
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apm-agent-plugins/apm-profiling-plugin/src/main/java/co/elastic/apm/agent/profiler/collections/Long2ObjectHashMap.java [384:443]:
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            put(entry.getKey(), entry.getValue());
        }
    }

    /**
     * {@inheritDoc}
     */
    public KeySet keySet()
    {
        if (null == keySet)
        {
            keySet = new KeySet();
        }

        return keySet;
    }

    /**
     * {@inheritDoc}
     */
    public ValueCollection values()
    {
        if (null == valueCollection)
        {
            valueCollection = new ValueCollection();
        }

        return valueCollection;
    }

    /**
     * {@inheritDoc}
     */
    public EntrySet entrySet()
    {
        if (null == entrySet)
        {
            entrySet = new EntrySet();
        }

        return entrySet;
    }

    /**
     * {@inheritDoc}
     */
    public String toString()
    {
        if (isEmpty())
        {
            return "{}";
        }

        final EntryIterator entryIterator = new EntryIterator();
        entryIterator.reset();

        final StringBuilder sb = new StringBuilder().append('{');
        while (true)
        {
            entryIterator.next();
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