J2SELibraryTypeProvider.java 文件源码

@Override
public Customizer getCustomizer(String volumeType) {
    if (VOLUME_TYPES[0].equals(volumeType)||
        VOLUME_TYPES[1].equals(volumeType)||
        VOLUME_TYPES[2].equals(volumeType)) {
        return new J2SEVolumeCustomizer (volumeType);
    }
    else {
        return null;
    }
}