com.cerner.ccl.testing.xsl.StringURIResolver Maven / Gradle / Ivy

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A plugin used to generate reports of test outcomes and code coverage by tests executed by the CCL Testing Framework and through the maven-ccl-plugin

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package com.cerner.ccl.testing.xsl;

import java.io.StringReader;
import java.util.HashMap;
import java.util.Map;

import javax.xml.transform.Source;
import javax.xml.transform.TransformerException;
import javax.xml.transform.URIResolver;
import javax.xml.transform.stream.StreamSource;

/**
 * A {@link URIResolver} used to track resources and create stream references. It uses a concatenation of the base URI
 * and {@code href} attribute to identify resources.
 *
 * @author Jeff Wiedemann
 *
 */

public class StringURIResolver implements URIResolver {
    private final Map resources = new HashMap();

    /**
     * {@inheritDoc}
     */
    @Override
    public Source resolve(final String hRef, final String base) throws TransformerException {
        final String resource = resources.get(base + hRef);

        if (resource == null) {
            throw new TransformerException("Failed to resolve [" + base + hRef + "] to a valid resource");
        }

        return new StreamSource(new StringReader(resource));
    }

    /**
     * Add a resource.
     *
     * @param base
     *            An href attribute, which may be relative or absolute.
     * @param hRef
     *            An href attribute, which may be relative or absolute.
     * @param resource
     *            The location of the resource to be able to be resolved.
     */
    public void addResource(final String base, final String hRef, final String resource) {
        resources.put(base + hRef, resource);
    }

}