Pastable version of replace by tag

<pre class='prettyprint' language='java'>private final String DO_NOT_TRANSLATE_TAG = &quot;skip&quot;;

/**
     * @param input &lt;samp&gt;&quot;No &amp;lt;skip&amp;gt;song&amp;lt;/skip&amp;gt; that I could sing &amp;lt;br/&amp;gt;But I can try for your &amp;lt;skip&gt;heart&amp;lt;/skip&amp;gt;&quot;&lt;/samp&gt;
     * @param output &lt;samp&gt;&quot;N &amp;lt;skip&amp;gt; canciÃ³n &amp;lt;/skip&amp;gt; que yo pudiera cantar &amp;lt;br/&amp;gt; Pero puedo intentar para su &amp;lt;skip&amp;gt; corazÃ³n &amp;lt;/skip&amp;gt;&quot;&lt;/samp&gt;
     * @return &lt;samp&gt;&quot;N song que yo pudiera cantar &amp;lt;br/&amp;gt; Pero puedo intentar para su heart&quot;&lt;/samp&gt;
     */
    private String replaceTranslated(String input, String output)
    {                      
        Pattern pattern = Pattern.compile(format(&quot;&lt;%s[^&gt;]*&gt;(.+?)&lt;/%ss*&gt;&quot;, DO_NOT_TRANSLATE_TAG, DO_NOT_TRANSLATE_TAG));

List&lt;String&gt; replacements = new ArrayList&lt;String&gt;();
        Matcher inputMatcher = pattern.matcher(input);

while (inputMatcher.find())
        {
            int start = inputMatcher.start() + (DO_NOT_TRANSLATE_TAG.length() + &quot;&lt;&gt;&quot;.length());
            int end = inputMatcher.end() - (DO_NOT_TRANSLATE_TAG.length() + &quot;&lt;/&gt;&quot;.length());
            String segment = input.substring(start, end).trim();

replacements.add(segment);
        }

Matcher outputMatcher = pattern.matcher(output);
        List&lt;String&gt; replaceables = new ArrayList&lt;String&gt;();

while (outputMatcher.find())
        {
            int start = outputMatcher.start();
            int end = outputMatcher.end();

String replace = output.substring(start, end);
            replaceables.add(replace);
        }

if (replacements.size() != replaceables.size())
        {
            if (this.debugFlag)
            {
                // calm down, this is a command line tool.
                System.out.println(&quot;[WARN] the count of skipable segments are not equal.&quot;);
                System.out.println(&quot;[WARN] \tinput replacements: &quot; + replacements.size());
                System.out.println(&quot;[WARN] \toutput replaceables: &quot; + replaceables.size());
            }

// return output untouched
        }
        else
        {
            for (int i = 0; i &lt; replaceables.size(); i++)
            {
                String replaceable = replaceables.get(i);
                String replacment = replacements.get(i);

output = output.replace(replaceable, replacment);
            }
        }

return output;
    }</pre>
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Pastable version of replace by tag