SAXParserContextProviderTest.java

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/*
 * Portions contributed by Joseph Walton (Atlassian)
 */

package com.sun.jersey.core.impl.provider.xml;

import java.io.ByteArrayInputStream;
import java.util.Collections;
import java.util.Map;

import javax.xml.parsers.SAXParser;
import javax.xml.parsers.SAXParserFactory;

import org.junit.Test;
import org.xml.sax.InputSource;

import com.sun.jersey.core.util.FeaturesAndProperties;

public class SAXParserContextProviderTest {
    private static final FeaturesAndProperties EMPTY_FEATURES_AND_PROPERTIES = new FeaturesAndProperties() {
        @Override
        public Object getProperty(String propertyName) {
            return null;
        }

        @Override
        public Map<String, Object> getProperties() {
            return Collections.emptyMap();
        }

        @Override
        public Map<String, Boolean> getFeatures() {
            return Collections.emptyMap();
        }

        @Override
        public boolean getFeature(String featureName) {
            return false;
        }
    };

    public static SAXParserFactory createSAXParserFactory() {
        SAXParserContextProvider provider = new SAXParserContextProvider(EMPTY_FEATURES_AND_PROPERTIES);
        return provider.getInstance();
    }

    @Test
    public void xmlReaderDoesNotResolveExternalParameterEntities() throws Exception {

        SAXParser sp = createSAXParserFactory().newSAXParser();

        String url = "file:///no-such-file";

        String content = "<!DOCTYPE x [<!ENTITY % pe SYSTEM '" + url + "'> %pe;]><x/>";

        sp.getXMLReader().parse(new InputSource(new ByteArrayInputStream(content.getBytes("us-ascii"))));
    }
}