Example usage for javax.swing.text.html HTMLDocument getReader

Introduction

In this page you can find the example usage for javax.swing.text.html HTMLDocument getReader.

Prototype

public HTMLEditorKit.ParserCallback getReader(int pos)

Source Link

Document

Fetches the reader for the parser to use when loading the document with HTML.

Usage

From source file:org.deegree.tools.metadata.InspireValidator.java

/**
 * parse INSPIRE metadata validator response and print out result onto the console
 * //w  w w  . j av  a2  s  .co  m
 * @param response
 * @throws IOException
 * @throws IllegalStateException
 */
private void parseServiceResponse(HttpResponse response) throws Exception {
    String s = FileUtils.readTextFile(((BasicHttpResponse) response).getEntity().getContent()).toString();
    if (response.getStatusLine().getStatusCode() != 200) {
        outputWriter.println(s);
        outputWriter.println();
        return;
    }
    s = "<html><head></head><body>" + s + "</body></html>";
    BufferedReader br = new BufferedReader(new StringReader(s));

    HTMLEditorKit htmlKit = new HTMLEditorKit();
    HTMLDocument htmlDoc = (HTMLDocument) htmlKit.createDefaultDocument();
    HTMLEditorKit.Parser parser = new ParserDelegator();
    HTMLEditorKit.ParserCallback callback = htmlDoc.getReader(0);
    parser.parse(br, callback, true);

    // Parse
    ElementIterator iterator = new ElementIterator(htmlDoc);
    Element element;
    while ((element = iterator.next()) != null) {
        AttributeSet attributes = element.getAttributes();
        Object name = attributes.getAttribute(StyleConstants.NameAttribute);
        if ((name instanceof HTML.Tag) && ((name == HTML.Tag.IMPLIED))) {
            // Build up content text as it may be within multiple elements
            StringBuffer text = new StringBuffer();
            int count = element.getElementCount();
            for (int i = 0; i < count; i++) {
                Element child = element.getElement(i);
                AttributeSet childAttributes = child.getAttributes();
                if (childAttributes.getAttribute(StyleConstants.NameAttribute) == HTML.Tag.CONTENT) {
                    int startOffset = child.getStartOffset();
                    int endOffset = child.getEndOffset();
                    int length = endOffset - startOffset;
                    text.append(htmlDoc.getText(startOffset, length));
                }
            }
            outputWriter.println(text.toString());
        }
    }
    outputWriter.println("---------------------------------------------------------------------");
    outputWriter.println();
}