Examples of HierarchicalStreamReader

com.thoughtworks.xstream.io.HierarchicalStreamReader
@author Joe Walnes

Examples of com.thoughtworks.xstream.io.HierarchicalStreamReader

        assertEquals("empty", xmlReader.getNodeName());
        assertEquals(0, xmlReader.getAttributeCount());
    }


    public void testExposesAttributesKeysAsIterator() throws Exception {
        HierarchicalStreamReader xmlReader = createReader("<node hello='world' a='b' c='d'><empty/></node>");


        Set expected = new HashSet();
        expected.add("hello");
        expected.add("a");
        expected.add("c");


        Set actual = new HashSet();
        Iterator iterator;


        iterator = xmlReader.getAttributeNames();
        while(iterator.hasNext()) {
            actual.add(iterator.next());
        }
        assertEquals(expected, actual);


        // again, to check iteration is repeatable 
        iterator = xmlReader.getAttributeNames();
        while(iterator.hasNext()) {
            actual.add(iterator.next());
        }
        assertEquals(expected, actual);
    }

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Examples of com.thoughtworks.xstream.io.HierarchicalStreamReader

        }
        assertEquals(expected, actual);
    }


    public void testAllowsValueToBeReadWithoutDisturbingChildren() throws Exception {
        HierarchicalStreamReader xmlReader
                = createReader("<root><child></child><sibling>text2</sibling></root>"); // at: /root


        assertEquals("root", xmlReader.getNodeName());
        assertEquals("", xmlReader.getValue());
        assertTrue(xmlReader.hasMoreChildren());


        xmlReader.moveDown(); // at: /root/child
        assertEquals("child", xmlReader.getNodeName());
        assertEquals(null, xmlReader.getAttribute("something"));
        assertEquals("", xmlReader.getValue());


        assertFalse(xmlReader.hasMoreChildren()); // <--- This is an awkward one for pull parsers


        xmlReader.moveUp(); // at: /root


        assertTrue(xmlReader.hasMoreChildren());


        xmlReader.moveDown(); // at: /root/sibling
        assertEquals("sibling", xmlReader.getNodeName());
        assertEquals("text2", xmlReader.getValue());
        assertFalse(xmlReader.hasMoreChildren());
        xmlReader.moveUp(); // at: /root


        assertFalse(xmlReader.hasMoreChildren());
    }

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Examples of com.thoughtworks.xstream.io.HierarchicalStreamReader


        assertFalse(xmlReader.hasMoreChildren());
    }


    public void testExposesTextValueOfCurrentElementButNotChildren() throws Exception {
        HierarchicalStreamReader xmlReader
                = createReader("<root>hello<child>FNARR</child></root>");


        assertEquals("hello", xmlReader.getValue());
        xmlReader.moveDown();
        assertEquals("FNARR", xmlReader.getValue());
    }

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Examples of com.thoughtworks.xstream.io.HierarchicalStreamReader

        xmlReader.moveDown();
        assertEquals("FNARR", xmlReader.getValue());
    }


    public void testCanReadLineFeedInString() throws Exception {
        HierarchicalStreamReader xmlReader = createReader("<string>a\nb</string>");
        assertEquals("a\nb", xmlReader.getValue());
    }

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Examples of com.thoughtworks.xstream.io.HierarchicalStreamReader

        HierarchicalStreamReader xmlReader = createReader("<string>a\nb</string>");
        assertEquals("a\nb", xmlReader.getValue());
    }


    public void testCanReadEncodedAttribute() throws Exception {
        HierarchicalStreamReader xmlReader = createReader("<string __attr='value'/>");
        assertEquals("value", xmlReader.getAttribute("_attr"));
    }

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Examples of com.thoughtworks.xstream.io.HierarchicalStreamReader

        assertEquals("value", xmlReader.getAttribute("_attr"));
    }
    
    // TODO: See XSTR-473
    public void todoTestCanReadNullValueInString() throws Exception {
        HierarchicalStreamReader xmlReader = createReader("<string>&#x0;</string>");
        assertEquals("\u0000", xmlReader.getValue());
    }

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Examples of com.thoughtworks.xstream.io.HierarchicalStreamReader

                "  <small-two>" +
                "  </small-two>" +
                "</big>");
        Element small = document.getRootElement().element("small");


        HierarchicalStreamReader xmlReader = new Dom4JReader(small);
        assertEquals("small", xmlReader.getNodeName());
        xmlReader.moveDown();
        assertEquals("tiny", xmlReader.getNodeName());
    }

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Examples of com.thoughtworks.xstream.io.HierarchicalStreamReader

            + "    <lastName>Winky</lastName>\n"
            + "  </person>\n"
            + "</people>", buffer.toString());


        // deserialize
        HierarchicalStreamReader reader = new XppReader(new StringReader(buffer.toString()));


        assertTrue("should be another object to read (1)", reader.hasMoreChildren());
        reader.moveDown();
        assertEquals(new Person("Postman", "Pat"), xstream.unmarshal(reader));
        reader.moveUp();


        assertTrue("should be another object to read (2)", reader.hasMoreChildren());
        reader.moveDown();
        assertEquals(new Person("Bob", "Builder"), xstream.unmarshal(reader));
        reader.moveUp();


        assertTrue("should be another object to read (3)", reader.hasMoreChildren());
        reader.moveDown();
        assertEquals(new Person("Tinky", "Winky"), xstream.unmarshal(reader));
        reader.moveUp();


        assertFalse("should be no more objects", reader.hasMoreChildren());
    }

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Examples of com.thoughtworks.xstream.io.HierarchicalStreamReader

     * @since 1.2
     */
    public Object fromXML(HierarchicalStreamDriver driver, Reader xml)
            throws IOException, ClassNotFoundException {
        XStream outer = new XStream(driver);
        HierarchicalStreamReader reader = driver.createReader(xml);
        ObjectInputStream configIn = outer.createObjectInputStream(reader);
        try {
            XStream configured = (XStream)configIn.readObject();
            ObjectInputStream in = configured.createObjectInputStream(reader);
            try {

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Examples of com.thoughtworks.xstream.io.HierarchicalStreamReader

    /**
     * Unmarshalls the XML encoded message in the {@link TextMessage} to an
     * Object
     */
    protected Object unmarshall(Session session, TextMessage textMessage) throws JMSException {
        HierarchicalStreamReader in = new XppReader(new StringReader(textMessage.getText()));
        return getXStream().unmarshal(in);
    }

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