SpiTest.java 文件源码

public SpiTest() {
    testImageReaderSpiConstructor();
    testImageWriterSpiConstructor();

    ServiceRegistry registry = IIORegistry.getDefaultInstance();
    Iterator readers = registry.getServiceProviders(ImageReaderSpi.class,
                                                    false);
    while (readers.hasNext()) {
        ImageReaderSpi rspi = (ImageReaderSpi)readers.next();
        System.out.println("*** Testing " + rspi.getClass().getName());
        testSpi(rspi);
    }

    Iterator writers = registry.getServiceProviders(ImageWriterSpi.class,
                                                    false);
    while (writers.hasNext()) {
        ImageWriterSpi wspi = (ImageWriterSpi)writers.next();
        System.out.println("*** Testing " + wspi.getClass().getName());
        testSpi(wspi);
    }
}