javax.xml.parsers.SAXParser#getProperty ( )源码实例Demo

private void parseAndCheckReset(boolean setFeature, boolean value) throws Exception {
    // Expected result based on system property and feature
    boolean resetExpected = setFeature && value;
    // Indicates if system property is set
    boolean spSet = runWithAllPerm(() -> System.getProperty(RESET_FEATURE)) != null;
    // Dummy xml input for parser
    String input = "<dummy>Test</dummy>";

    // Check if system property is set only when feature setting is not requested
    // and estimate if reset of symbol table is expected
    if (!setFeature && spSet) {
        resetExpected = runWithAllPerm(() -> Boolean.getBoolean(RESET_FEATURE));
    }

    // Create SAXParser and set feature if it is requested
    SAXParserFactory spf = SAXParserFactory.newInstance();
    if (setFeature) {
        spf.setFeature(RESET_FEATURE, value);
    }
    SAXParser p = spf.newSAXParser();

    // First parse iteration
    p.parse(new InputSource(new StringReader(input)), new DefaultHandler());
    // Get first symbol table reference
    Object symTable1 = p.getProperty(SYMBOL_TABLE_PROPERTY);

    // reset parser
    p.reset();

    // Second parse iteration
    p.parse(new InputSource(new StringReader(input)), new DefaultHandler());
    // Get second symbol table reference
    Object symTable2 = p.getProperty(SYMBOL_TABLE_PROPERTY);

    // Check symbol table references after two subsequent parse operations
    if (resetExpected) {
        Assert.assertNotSame(symTable1, symTable2, "Symbol table references");
    } else {
        Assert.assertSame(symTable1, symTable2, "Symbol table references");
    }
}
 

/**
 * Test whether the xml-string property is not supported.
 *
 * @param saxparser a SAXParser instance.
 * @throws SAXException If any parse errors occur.
 */
@Test(expectedExceptions = SAXNotSupportedException.class,
        dataProvider = "parser-provider")
public void testProperty01(SAXParser saxparser) throws SAXException {
    saxparser.getProperty(XML_STRING);
}
 

/**
 * Test whether the dom-node property is not supported.
 *
 * @param saxparser a SAXParser instance.
 * @throws SAXException If any parse errors occur.
 */
@Test(expectedExceptions = SAXNotSupportedException.class,
        dataProvider = "parser-provider")
public void testProperty02(SAXParser saxparser) throws SAXException {
    saxparser.getProperty(DOM_NODE);
}