Example usage for com.google.common.base CharMatcher noneOf

Introduction

In this page you can find the example usage for com.google.common.base CharMatcher noneOf.

Prototype

public static CharMatcher noneOf(CharSequence sequence) 

Source Link

Document

Returns a char matcher that matches any character not present in the given character sequence.

Usage

From source file:pt.ua.dicoogle.server.web.dicom.Information.java

/**
 * Based on a SOP Instance UID returns a String containing a XML document filled with all name and value tag pairs for the respective .dcm file.
 *
 * @param sopInstanceUID a String containing a valid/indexed SOP Instance UID.
 * @return a String containing a XML document filled with all name and value tag pairs for the respective .dcm file if the SOP Instance UID is valid and indexed, null otherwise.
 *//* w ww. j av  a  2s . c  om*/
public static String getXMLTagListFromFile(String sopInstanceUID) {
    // get all the tags and their values present on the file
    HashMap<String, Object> tags = searchForFileIndexedMetaData(sopInstanceUID);
    if (tags == null) {
        return null;
    }

    // create the XML string builder and open the xml document
    StringBuilder xml = new StringBuilder("<?xml version=\"1.0\" encoding=\"UTF-8\" ?>");
    xml.append("<tags>");

    Element rootElem = new Element("tags");

    // loop through all the tags set and add them and their values to the XML tree
    Iterator<String> it = tags.keySet().iterator();
    while (it.hasNext()) {
        String key = it.next();
        String value = (String) tags.get(key);
        value = value.trim();

        value = CharMatcher.inRange(start, end).and(CharMatcher.noneOf("\t\r\n")).collapseFrom(value, ' ');

        Element tagElem = new Element("tag");
        tagElem.setAttribute("name", key);
        tagElem.setText(value);

        rootElem.addContent(tagElem);
    }

    XMLOutputter outStream = new XMLOutputter(Format.getCompactFormat());
    StringWriter wr = new StringWriter();
    try {
        outStream.output(new Document(rootElem), wr);
    } catch (IOException e) {
        return null;
    }

    return wr.toString();
}

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