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Apache CXF example source code file (AegisElementProviderTest.java)

This example Apache CXF source code file (AegisElementProviderTest.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Java - Apache CXF tags/keywords

aegiselementprovider, aegissuperbean, aegissuperbean, aegistestbean, aegistestbean, bytearrayinputstream, bytearrayoutputstream, exception, io, messagebodyreader, messagebodywriter, reflection, string, string, test, test, util

The Apache CXF AegisElementProviderTest.java source code

/**
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements. See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership. The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License. You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied. See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

package org.apache.cxf.jaxrs.provider;

import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.lang.reflect.Method;
import java.lang.reflect.Type;
import java.util.HashMap;
import java.util.InvalidPropertiesFormatException;
import java.util.Map;
import java.util.Properties;

import javax.ws.rs.ext.MessageBodyReader;
import javax.ws.rs.ext.MessageBodyWriter;

import org.apache.cxf.jaxrs.fortest.AegisTestBean;

import org.junit.After;
import org.junit.Assert;
import org.junit.Before;
import org.junit.Test;

public class AegisElementProviderTest extends Assert {

    private Properties properties;
    private String simpleBeanXml;
    private String noNamespaceXml;

    @Before
    public void before() throws InvalidPropertiesFormatException, IOException {
        properties = new Properties();
        properties.loadFromXML(getClass().getResourceAsStream("jsonCases.xml"));
        simpleBeanXml = properties.getProperty("simpleBeanXml");
        noNamespaceXml = properties.getProperty("noNamespaceBeanXml");
    }

    @After
    public void clearCache() {
        AbstractAegisProvider.clearContexts();
    }

    @Test
    public void testIsWriteable() {
        MessageBodyWriter<Object> p = new AegisElementProvider();
        assertTrue(p.isWriteable(AegisTestBean.class, null, null, null));
    }

    @Test
    public void testIsReadable() {
        MessageBodyReader<Object> p = new AegisElementProvider();
        assertTrue(p.isReadable(AegisTestBean.class, null, null, null));
    }


    @Test
    public void testReadFrom() throws Exception {
        MessageBodyReader<AegisTestBean> p = new AegisElementProvider();
        byte[] simpleBytes = simpleBeanXml.getBytes("utf-8");
        AegisTestBean bean = p.readFrom(AegisTestBean.class, null, null,
                                          null, null, new ByteArrayInputStream(simpleBytes));
        assertEquals("hovercraft", bean.getStrValue());
        assertEquals(Boolean.TRUE, bean.getBoolValue());
    }


    @Test
    public void testNoNamespaceReadFrom() throws Exception {
        MessageBodyReader<AegisTestBean> p = new NoNamespaceAegisElementProvider();
        byte[] bytes = noNamespaceXml.getBytes("utf-8");
        AegisTestBean bean = p.readFrom(AegisTestBean.class, null, null,
                                          null, null, new ByteArrayInputStream(bytes));
        assertEquals("hovercraft", bean.getStrValue());
        assertEquals(Boolean.TRUE, bean.getBoolValue());
    }

    @Test
    public void testWriteTo() throws Exception {
        MessageBodyWriter<Object> p = new AegisElementProvider();
        ByteArrayOutputStream os = new ByteArrayOutputStream();
        AegisTestBean bean = new AegisTestBean();
        bean.setBoolValue(Boolean.TRUE);
        bean.setStrValue("hovercraft");
        p.writeTo(bean, null, null, null, null, null, os);
        byte[] bytes = os.toByteArray();
        String xml = new String(bytes, "utf-8");
        assertEquals(simpleBeanXml, xml);
    }

    @Test
    public void testNoNamespaceWriteTo() throws Exception {
        MessageBodyWriter<Object> p = new NoNamespaceAegisElementProvider();
        ByteArrayOutputStream os = new ByteArrayOutputStream();
        AegisTestBean bean = new AegisTestBean();
        bean.setBoolValue(Boolean.TRUE);
        bean.setStrValue("hovercraft");
        p.writeTo(bean, null, null, null, null, null, os);
        byte[] bytes = os.toByteArray();
        String xml = new String(bytes, "utf-8");
        assertEquals(noNamespaceXml, xml);
    }

    @Test
    public void testReadWriteComplexMap() throws Exception {
        Map<AegisTestBean, AegisSuperBean> testMap =
            new HashMap<AegisTestBean, AegisSuperBean>();

        Class<InterfaceWithMap> iwithMapClass = InterfaceWithMap.class;
        Method method = iwithMapClass.getMethod("mapFunction");
        Type mapType = method.getGenericReturnType();

        AegisTestBean bean = new AegisTestBean();
        bean.setBoolValue(Boolean.TRUE);
        bean.setStrValue("hovercraft");

        AegisSuperBean bean2 = new AegisSuperBean();
        bean2.setBoolValue(Boolean.TRUE);
        bean2.setStrValue("hovercraft2");
        testMap.put(bean, bean2);

        MessageBodyWriter<Map writer
            = new AegisElementProvider<Map();
        ByteArrayOutputStream os = new ByteArrayOutputStream();

        writer.writeTo(testMap, testMap.getClass(), mapType, null, null, null, os);
        byte[] bytes = os.toByteArray();
        String xml = new String(bytes, "utf-8");
        MessageBodyReader<Map reader
            = new AegisElementProvider<Map();
        byte[] simpleBytes = xml.getBytes("utf-8");

        Map<AegisTestBean, AegisSuperBean> map2 = reader.readFrom(null, mapType, null,
                                          null, null, new ByteArrayInputStream(simpleBytes));
        assertEquals(1, map2.size());
        Map.Entry<AegisTestBean, AegisSuperBean> entry = map2.entrySet().iterator().next();
        AegisTestBean bean1 = entry.getKey();
        assertEquals("hovercraft", bean1.getStrValue());
        assertEquals(Boolean.TRUE, bean1.getBoolValue());
        AegisTestBean bean22 = entry.getValue();
        assertEquals("hovercraft2", bean22.getStrValue());
        assertEquals(Boolean.TRUE, bean22.getBoolValue());

    }

    public static class AegisSuperBean extends AegisTestBean {
    }

    private static interface InterfaceWithMap {
        Map<AegisTestBean, AegisSuperBean> mapFunction();
    }

}




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