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

private void parseConfigXML( final InputStream in,
        final IEmitterDescriptor descriptor,
        final Map<String, RenderOptionDefn> options ) throws Exception
{

    final SAXParser parser = CommonUtil.createSAXParser( );
    try
    {
        parser.parse( in, new RenderOptionHandler( descriptor, options ) );
    }
    finally
    {
        // even there is XML exception, need to release the resource.
        try
        {
            parser.reset( );
        }
        catch ( Exception e1 )
        {
            logger.log( Level.WARNING, "failed to parse config", e1 );
        }
    }
}
 

public void returnParser(SAXParser saxParser) {
    saxParser.reset();
    resetSaxParser(saxParser);
    put(saxParser);
}
 

public void returnParser(SAXParser saxParser) {
    saxParser.reset();
    resetSaxParser(saxParser);
    put(saxParser);
}
 

public void returnParser(SAXParser saxParser) {
    saxParser.reset();
    resetSaxParser(saxParser);
    put(saxParser);
}
 

public void returnParser(SAXParser saxParser) {
    saxParser.reset();
    resetSaxParser(saxParser);
    put(saxParser);
}
 

public void returnParser(SAXParser saxParser) {
    saxParser.reset();
    put(saxParser);
}
 

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");
    }
}
 

public void returnParser(SAXParser saxParser) {
    saxParser.reset();
    resetSaxParser(saxParser);
    put(saxParser);
}
 

public void returnParser(SAXParser saxParser) {
    saxParser.reset();
    resetSaxParser(saxParser);
    put(saxParser);
}
 

public void returnParser(SAXParser saxParser) {
    saxParser.reset();
    resetSaxParser(saxParser);
    put(saxParser);
}