alvinalexander.com | career | drupal | java | mac | mysql | perl | scala | uml | unix  

Apache CXF example source code file (AegisJSONProviderTest.java)

This example Apache CXF source code file (AegisJSONProviderTest.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

aegisjsonprovider, aegissuperbean, aegistestbean, aegistestbean, bytearrayinputstream, bytearrayoutputstream, exception, exception, io, map, object, reflection, string, string, test, test, util

The Apache CXF AegisJSONProviderTest.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.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.HashMap;
import java.util.InvalidPropertiesFormatException;
import java.util.List;
import java.util.Map;
import java.util.Properties;

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

import org.apache.cxf.jaxrs.fortest.AegisTestBean;
import org.apache.cxf.jaxrs.impl.MetadataMap;
import org.apache.cxf.jaxrs.resources.CollectionsResource;
import org.apache.cxf.jaxrs.resources.ManyTags;
import org.apache.cxf.jaxrs.resources.TagVO;
import org.apache.cxf.jaxrs.resources.Tags;

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

public class AegisJSONProviderTest extends Assert {
    
    private Properties properties;
    
    @Before
    public void before() throws InvalidPropertiesFormatException, IOException {
        properties = new Properties();
        properties.loadFromXML(getClass().getResourceAsStream("jsonCases.xml"));
    }
    
    
    @Test
    public void testIsWriteable() {
        MessageBodyWriter<Object> p = new AegisJSONProvider();
        assertTrue(p.isWriteable(AegisTestBean.class, null, null, null));
    }
    
    @Test
    public void testIsReadable() {
        MessageBodyReader<Object> p = new AegisJSONProvider();
        assertTrue(p.isReadable(AegisTestBean.class, null, null, null));
    }
    
    
    @Test
    public void testReadFrom() throws Exception {
        doTestRead(true);
    }
    
    @Test
    public void testReadFromNoMap() throws Exception {
        doTestRead(false);
    }
    
    private void doTestRead(boolean setNsMap) throws Exception {
        AegisJSONProvider<AegisTestBean> p = new AegisJSONProvider();
        AbstractAegisProvider.clearContexts();
        if (setNsMap) {
            Map<String, String> namespaceMap = new HashMap();
            namespaceMap.put("http://fortest.jaxrs.cxf.apache.org", "ns1");
            namespaceMap.put("http://www.w3.org/2001/XMLSchema-instance", "xsi");
            p.setNamespaceMap(namespaceMap);
        }
        String data = "{\"ns1.AegisTestBean\":{\"@xsi.type\":\"ns1:AegisTestBean\","
            + "\"ns1.boolValue\":true,\"ns1.strValue\":\"hovercraft\"}}";
        
        byte[] simpleBytes = data.getBytes("utf-8");
        Object beanObject = p.readFrom(AegisTestBean.class, null, null, 
                                          null, null, new ByteArrayInputStream(simpleBytes));
        AegisTestBean bean = (AegisTestBean) beanObject;
        assertEquals("hovercraft", bean.getStrValue());
        assertEquals(Boolean.TRUE, bean.getBoolValue());
    }
    
    @Test
    public void testWriteToWithXsiType() throws Exception {
        String data = "{\"ns1.AegisTestBean\":{\"@xsi.type\":\"ns1:AegisTestBean\","
            + "\"ns1.boolValue\":true,\"ns1.strValue\":\"hovercraft\"}}";
        doTestWriteTo(data, true, true);
    }
    
    @Test
    public void testWriteToWithXsiTypeNoNamespaces() throws Exception {
        String data = "{\"ns1.AegisTestBean\":{\"@xsi.type\":\"ns1:AegisTestBean\","
            + "\"ns1.boolValue\":true,\"ns1.strValue\":\"hovercraft\"}}";
        doTestWriteTo(data, true, false);
    }
    
    @Test
    public void testWriteToWithoutXsiType() throws Exception {
        String data = "{\"ns1.AegisTestBean\":{"
            + "\"ns1.boolValue\":true,\"ns1.strValue\":\"hovercraft\"}}";
        doTestWriteTo(data, false, true);
    }
    
    
    private void doTestWriteTo(String data, boolean writeXsi, boolean setNsMap) throws Exception {
        AegisJSONProvider<Object> p = new AegisJSONProvider();
        AbstractAegisProvider.clearContexts();
        p.setWriteXsiType(writeXsi);
        if (setNsMap) {
            Map<String, String> namespaceMap = new HashMap();
            namespaceMap.put("http://fortest.jaxrs.cxf.apache.org", "ns1");
            namespaceMap.put("http://www.w3.org/2001/XMLSchema-instance", "xsi");
            p.setNamespaceMap(namespaceMap);
        }    
        ByteArrayOutputStream os = new ByteArrayOutputStream();
        AegisTestBean bean = new AegisTestBean();
        bean.setBoolValue(Boolean.TRUE);
        bean.setStrValue("hovercraft");
        p.writeTo(bean, (Class)AegisTestBean.class, AegisTestBean.class, 
                  AegisTestBean.class.getAnnotations(), 
                  MediaType.APPLICATION_JSON_TYPE, new MetadataMap<String, Object>(), os);
        byte[] bytes = os.toByteArray();
        String json = new String(bytes, "utf-8");
        assertEquals(data, json);
        
    }
    
    @Test
    public void testWriteCollection() throws Exception {
        String json = writeCollection(true, false, null, true, false);
        assertEquals("{\"ns1.ArrayOfAegisTestBean\":{\"@xsi.type\":\"ns1:ArrayOfAegisTestBean\","
            + "\"ns1.AegisTestBean\":[{\"@xsi.type\":\"ns1:AegisTestBean\",\"ns1.boolValue\":true,"
            + "\"ns1.strValue\":\"hovercraft\"},{\"@xsi.type\":\"ns1:AegisTestBean\","
            + "\"ns1.boolValue\":true,\"ns1.strValue\":\"hovercraft2\"}]}}", json);
    }
    
    @Test
    public void testWriteCollectionNoXsiType() throws Exception {
        String json = writeCollection(false, false, null, true, false);
        assertEquals("{\"ns1.ArrayOfAegisTestBean\":{"
                     + "\"ns1.AegisTestBean\":[{\"ns1.boolValue\":true,"
                     + "\"ns1.strValue\":\"hovercraft\"},{"
                     + "\"ns1.boolValue\":true,\"ns1.strValue\":\"hovercraft2\"}]}}", json);
    }
    
    @Test
    public void testWriteCollectionNoXsiTypeArrayKey() throws Exception {
        String json = writeCollection(false, false, "ns1.AegisTestBean", true, false);
        assertEquals("{\"ns1.ArrayOfAegisTestBean\":{"
            + "\"ns1.AegisTestBean\":[{\"ns1.boolValue\":true,\"ns1.strValue\":\"hovercraft\"},"
            + "{\"ns1.boolValue\":true,\"ns1.strValue\":\"hovercraft2\"}]}}", json);
    }
    
    @Test
    public void testWriteCollectionIgnoreNs() throws Exception {
        String json = writeCollection(false, false, "ns1.AegisTestBean", true, true);
        assertEquals("{\"ArrayOfAegisTestBean\":{"
            + "\"AegisTestBean\":[{\"boolValue\":true,\"strValue\":\"hovercraft\"},"
            + "{\"boolValue\":true,\"strValue\":\"hovercraft2\"}]}}", json);
    }
    
    @Test
    public void testWriteCollectionNoXsiTypeSingleBeanArrayKey() throws Exception {
        String json = writeCollection(false, false, "AegisTestBean", false, true);
        assertEquals("{\"ArrayOfAegisTestBean\":{"
            + "\"AegisTestBean\":[{\"boolValue\":true,\"strValue\":\"hovercraft\"}"
            + "]}}", json);
    }
    
    @Test
    public void testWriteCollectionNoXsiTypeSingleBean() throws Exception {
        String json = writeCollection(false, false, null, false, false);
        assertEquals("{\"ns1.ArrayOfAegisTestBean\":{"
            + "\"ns1.AegisTestBean\":{\"ns1.boolValue\":true,\"ns1.strValue\":\"hovercraft\"}"
            + "}}", json);
    }
    
    @Test
    public void testWriteCollectionNoXsiTypeDropRootElement() throws Exception {
        String json = writeCollection(false, true, null, true, false);
        assertEquals("{"
                     + "\"ns1.AegisTestBean\":[{\"ns1.boolValue\":true,"
                     + "\"ns1.strValue\":\"hovercraft\"},{"
                     + "\"ns1.boolValue\":true,\"ns1.strValue\":\"hovercraft2\"}]}", json);
    }
    
    private String writeCollection(boolean writeXsiType, 
                                   boolean dropRootElement,
                                   String arrayKey,
                                   boolean twoBeans,
                                   boolean ignoreNs) 
        throws Exception {
        AegisJSONProvider<List p = new AegisJSONProvider>();
        p.setWriteXsiType(writeXsiType);
        p.setDropRootElement(dropRootElement);
        p.setIgnoreNamespaces(ignoreNs);
        if (arrayKey != null) {
            p.setSerializeAsArray(true);
            p.setArrayKeys(Collections.singletonList(arrayKey));
        }
        AbstractAegisProvider.clearContexts();
        ByteArrayOutputStream os = new ByteArrayOutputStream();
        AegisTestBean bean = new AegisTestBean();
        bean.setBoolValue(Boolean.TRUE);
        bean.setStrValue("hovercraft");
        List<AegisTestBean> beans = new ArrayList();
        beans.add(bean);
        if (twoBeans) {
            AegisTestBean bean2 = new AegisTestBean();
            bean2.setBoolValue(Boolean.TRUE);
            bean2.setStrValue("hovercraft2");
            beans.add(bean2);
        }
        Method m = CollectionsResource.class.getMethod("getAegisBeans", new Class[] {});
        p.writeTo(beans, m.getReturnType(), m.getGenericReturnType(), AegisTestBean.class
            .getAnnotations(), MediaType.APPLICATION_JSON_TYPE, new MetadataMap<String, Object>(), os);
        byte[] bytes = os.toByteArray();
        return new String(bytes, "utf-8");
    }
    
    
    @Test
    public void testReadCollection() throws Exception {
        String json = writeCollection(true, false, null, true, false);         
        byte[] simpleBytes = json.getBytes("utf-8");
        Method m = CollectionsResource.class.getMethod("getAegisBeans", new Class[] {});        
        AegisJSONProvider<List p = new AegisJSONProvider>();
        // the only way to get the right class ref in there is to make a dummy list object.
        // is that reasonable?
        List<AegisTestBean> list = p.readFrom(null, m.getGenericReturnType(), null, 
                                              null, null, new ByteArrayInputStream(simpleBytes));
        assertEquals(2, list.size());
        AegisTestBean bean = list.get(0);
        assertEquals("hovercraft", bean.getStrValue());
        assertEquals(Boolean.TRUE, bean.getBoolValue());
        bean = list.get(1);
        assertEquals("hovercraft2", bean.getStrValue());
        assertEquals(Boolean.TRUE, bean.getBoolValue());
    }
    
    @Test
    public void testManyTags() throws Exception {
        AegisJSONProvider<ManyTags> p = new AegisJSONProvider();
        p.setWriteXsiType(false);
        AbstractAegisProvider.clearContexts();
        p.setSerializeAsArray(true);
        p.setArrayKeys(Arrays.asList("ns1.tags"));
        
        Tags tags = new Tags();
        tags.addTag(createTag("a", "b"));
        ManyTags many = new ManyTags();
        many.setTags(tags);
        
        ByteArrayOutputStream os = new ByteArrayOutputStream();
        
        p.writeTo(many, ManyTags.class, ManyTags.class, ManyTags.class.getAnnotations(), 
                  MediaType.APPLICATION_JSON_TYPE, new MetadataMap<String, Object>(), os);
        String s = os.toString();
        String data1 = "{\"ns1.ManyTags\":{\"ns1.tags\":[{\"ns1.list\""
            + ":{\"ns1.group\":\"b\",\"ns1.name\":\"a\"}}]}}";
        String data2 = "{\"ns1.ManyTags\":{\"ns1.tags\":[{\"ns1.list\""
            + ":{\"ns1.name\":\"a\",\"ns1.group\":\"b\"}}]}}";
        assertTrue(data1.equals(s) || data2.equals(s));
    }
    
    private TagVO createTag(String name, String group) {
        return new TagVO(name, group);
    }
    
    @org.junit.Ignore
    @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);
        
        AegisJSONProvider<Map writer 
            = new AegisJSONProvider<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");
        String expected = properties.getProperty("testReadWriteComplexMap.expected");
        assertEquals(expected, xml);        
        AegisJSONProvider<Map reader 
            = new AegisJSONProvider<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();
    }
}

Other Apache CXF examples (source code examples)

Here is a short list of links related to this Apache CXF AegisJSONProviderTest.java source code file:

... this post is sponsored by my books ...

#1 New Release!

FP Best Seller

 

new blog posts

 

Copyright 1998-2021 Alvin Alexander, alvinalexander.com
All Rights Reserved.

A percentage of advertising revenue from
pages under the /java/jwarehouse URI on this website is
paid back to open source projects.