Example usage for org.apache.commons.digester Digester getEntityResolver

Introduction

In this page you can find the example usage for org.apache.commons.digester Digester getEntityResolver.

Prototype

public EntityResolver getEntityResolver() 

Source Link

Document

Return the Entity Resolver used by the SAX parser.

Usage

From source file:de.micromata.genome.gwiki.page.gspt.taglibs.TagLibraryInfoImpl.java

protected void loadTagLibary(String uri) {
    Digester dig = new Digester();
    dig.setClassLoader(Thread.currentThread().getContextClassLoader());
    dig.setValidating(false);//  w w w. j ava  2  s  .  com
    final EntityResolver parentResolver = dig.getEntityResolver();
    dig.setEntityResolver(new EntityResolver() {

        public InputSource resolveEntity(String publicId, String systemId) throws SAXException, IOException {

            InputStream is = null;
            if (StringUtils.equals(systemId, "http://java.sun.com/j2ee/dtds/web-jsptaglibrary_1_1.dtd") == true
                    || StringUtils.equals(publicId,
                            "-//Sun Microsystems, Inc.//DTD JSP Tag Library 1.1//EN") == true) {
                is = loadLocalDtd("web-jsptaglibrary_1_1.dtd");

            } else if (StringUtils.equals(systemId, "http://java.sun.com/dtd/web-jsptaglibrary_1_2.dtd") == true
                    || StringUtils.equals(publicId,
                            "-//Sun Microsystems, Inc.//DTD JSP Tag Library 1.2//EN") == true) {
                is = loadLocalDtd("web-jsptaglibrary_1_2.dtd");
            }
            if (is == null) {
                if (parentResolver == null) {
                    GWikiLog.error("Cannot resolve entity: " + systemId);
                    return null;
                }
                return parentResolver.resolveEntity(publicId, systemId);
            }
            InputSource source = new InputSource(is);
            source.setPublicId(publicId);
            source.setSystemId(systemId);
            return source;
        }
    });
    dig.addCallMethod("taglib/tlib-version", "setTlibversion", 0);
    dig.addCallMethod("taglib/tlibversion", "setTlibversion", 0);
    dig.addCallMethod("taglib/jsp-version", "setJspversion", 0);
    dig.addCallMethod("taglib/jspversion", "setJspversion", 0);
    dig.addCallMethod("taglib/short-name", "setShortname", 0);
    dig.addCallMethod("taglib/shortname", "setShortname", 0);
    dig.addObjectCreate("taglib/tag", TagTmpInfo.class);
    dig.addCallMethod("taglib/tag/name", "setTagName", 0);
    dig.addCallMethod("taglib/tag/description", "setInfoString", 0);
    dig.addCallMethod("taglib/tag/tag-class", "setTagClassName", 0);
    dig.addCallMethod("taglib/tag/tagclass", "setTagClassName", 0);

    dig.addCallMethod("taglib/tag/body-content", "setBodycontent", 0);
    dig.addCallMethod("taglib/tag/bodycontent", "setBodycontent", 0);

    dig.addObjectCreate("taglib/tag/attribute", TagTmpAttributeInfo.class);
    dig.addCallMethod("taglib/tag/attribute/name", "setName", 0);
    dig.addCallMethod("taglib/tag/attribute/required", "setRequired", 0);
    dig.addCallMethod("taglib/tag/attribute/rtexprvalue", "setRtexprvalue", 0);
    dig.addSetNext("taglib/tag/attribute", "addAttributeInfo");
    dig.addSetNext("taglib/tag", "addTag");

    dig.push(this);
    try {
        InputStream is = loadImpl(uri);
        if (is == null) {
            throw new RuntimeException("could not load tld '" + uri + "'");
        }
        /*
         * ByteArrayOutputStream baos = new ByteArrayOutputStream(); IOUtils.copy(is, baos); String text =
         * Converter.stringFromBytes(baos.toByteArray()); dig.parse(new StringReader(text));
         */
        dig.parse(is);
        rework();
    } catch (Exception ex) {
        throw new RuntimeException(ex);
    }
}

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