components/camel-jaxb/src/test/java/org/apache/camel/example/ExplicitEncodingAndXMLCharFilteringTest.java

/*
 * 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,
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 * See the License for the specific language governing permissions and
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package org.apache.camel.example;

import java.io.FileInputStream;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.Reader;

import javax.xml.bind.JAXBContext;
import javax.xml.bind.Unmarshaller;

import org.apache.camel.builder.RouteBuilder;
import org.apache.camel.component.mock.MockEndpoint;
import org.apache.camel.converter.jaxb.JaxbDataFormat;
import org.apache.camel.test.junit4.CamelTestSupport;
import org.junit.Before;
import org.junit.Test;

public class ExplicitEncodingAndXMLCharFilteringTest extends CamelTestSupport {

    @Override
    @Before
    public void setUp() throws Exception {
        deleteDirectory("target/charset");
        super.setUp();
    }

    @Test
    public void testIsoAndCharacterFiltering() throws Exception {
        PurchaseOrder order = new PurchaseOrder();
        //Data containing characters ÆØÅæøå that differ in utf-8 and iso + a spouting whale
        String name = "\u00c6\u00d8\u00C5\u00e6\u00f8\u00e5\uD83D\uDC33\uFFFD";
        String expected = "\u00c6\u00d8\u00C5\u00e6\u00f8\u00e5  \uFFFD"; //Spouting whale has become spaces
        order.setName(name);
        order.setAmount(123.45);
        order.setPrice(2.22);

        MockEndpoint result = getMockEndpoint("mock:file");
        result.expectedFileExists("target/charset/output.xml");

        template.sendBody("direct:start", order);
        assertMockEndpointsSatisfied();

        JAXBContext jaxbContext = JAXBContext.newInstance("org.apache.camel.example");
        Unmarshaller unmarshaller = jaxbContext.createUnmarshaller();
        InputStream inputStream = new FileInputStream("target/charset/output.xml");
        Reader reader = new InputStreamReader(inputStream, "ISO-8859-1");
        PurchaseOrder obj = (PurchaseOrder) unmarshaller.unmarshal(reader);
        assertEquals(expected, obj.getName());
    }

    @Override
    protected RouteBuilder createRouteBuilder() throws Exception {
        return new RouteBuilder() {
            @Override
            public void configure() throws Exception {
                JaxbDataFormat jaxb = new JaxbDataFormat("org.apache.camel.example");
                jaxb.setFilterNonXmlChars(true);
                jaxb.setEncoding("iso-8859-1");

                from("direct:start")
                        .marshal(jaxb)
                        .to("file:target/charset/?fileName=output.xml&charset=iso-8859-1");
            }
        };
    }

}