2362N/A * Copyright (c) 2000, 2004, Oracle and/or its affiliates. All rights reserved. 0N/A * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 0N/A * This code is free software; you can redistribute it and/or modify it 0N/A * under the terms of the GNU General Public License version 2 only, as 2362N/A * published by the Free Software Foundation. Oracle designates this 0N/A * particular file as subject to the "Classpath" exception as provided 2362N/A * by Oracle in the LICENSE file that accompanied this code. 0N/A * This code is distributed in the hope that it will be useful, but WITHOUT 0N/A * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 0N/A * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 0N/A * version 2 for more details (a copy is included in the LICENSE file that 0N/A * accompanied this code). 0N/A * You should have received a copy of the GNU General Public License version 0N/A * 2 along with this work; if not, write to the Free Software Foundation, 0N/A * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 2362N/A * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 2362N/A * or visit www.oracle.com if you need additional information or have any 0N/A * A superinterface for functionality common to all Image I/O service 0N/A * provider interfaces (SPIs). For more information on service 0N/A * provider classes, see the class comment for the 0N/A * <code>IIORegistry</code> class. 0N/A * @see javax.imageio.spi.ImageReaderSpi 0N/A * @see javax.imageio.spi.ImageWriterSpi 0N/A * @see javax.imageio.spi.ImageTranscoderSpi 0N/A * @see javax.imageio.spi.ImageInputStreamSpi 0N/A * A <code>String</code> to be returned from 0N/A * <code>getVendorName</code>, initially <code>null</code>. 0N/A * Constructors should set this to a non-<code>null</code> value. 0N/A * A <code>String</code> to be returned from 0N/A * <code>getVersion</code>, initially null. Constructors should 0N/A * set this to a non-<code>null</code> value. 0N/A * Constructs an <code>IIOServiceProvider</code> with a given 0N/A * vendor name and version identifier. 0N/A * @param vendorName the vendor name. 0N/A * @param version a version identifier. 0N/A * @exception IllegalArgumentException if <code>vendorName</code> 0N/A * is <code>null</code>. 0N/A * @exception IllegalArgumentException if <code>version</code> 0N/A * is <code>null</code>. 0N/A * Constructs a blank <code>IIOServiceProvider</code>. It is up 0N/A * to the subclass to initialize instance variables and/or 0N/A * override method implementations in order to ensure that the 0N/A * <code>getVendorName</code> and <code>getVersion</code> methods 0N/A * will return non-<code>null</code> values. 0N/A * A callback that will be called exactly once after the Spi class 0N/A * has been instantiated and registered in a 0N/A * <code>ServiceRegistry</code>. This may be used to verify that 0N/A * the environment is suitable for this service, for example that 0N/A * native libraries can be loaded. If the service cannot function 0N/A * in the environment where it finds itself, it should deregister 0N/A * itself from the registry. 0N/A * <p> Only the registry should call this method. 0N/A * <p> The default implementation does nothing. 0N/A * @see ServiceRegistry#registerServiceProvider(Object provider) 0N/A * A callback that will be whenever the Spi class has been 0N/A * deregistered from a <code>ServiceRegistry</code>. 0N/A * <p> Only the registry should call this method. 0N/A * <p> The default implementation does nothing. 0N/A * @see ServiceRegistry#deregisterServiceProvider(Object provider) 0N/A * Returns the name of the vendor responsible for creating this 0N/A * service provider and its associated implementation. Because 0N/A * the vendor name may be used to select a service provider, 0N/A * it is not localized. 0N/A * <p> The default implementation returns the value of the 0N/A * <code>vendorName</code> instance variable. 0N/A * @return a non-<code>null</code> <code>String</code> containing 0N/A * the name of the vendor. 0N/A * Returns a string describing the version 0N/A * number of this service provider and its associated 0N/A * implementation. Because the version may be used by transcoders 0N/A * to identify the service providers they understand, this method 0N/A * <p> The default implementation returns the value of the 0N/A * <code>version</code> instance variable. 0N/A * @return a non-<code>null</code> <code>String</code> containing 0N/A * the version of this service provider. 0N/A * Returns a brief, human-readable description of this service 0N/A * provider and its associated implementation. The resulting 0N/A * string should be localized for the supplied 0N/A * <code>Locale</code>, if possible. 0N/A * @param locale a <code>Locale</code> for which the return value 0N/A * should be localized. 0N/A * @return a <code>String</code> containing a description of this