391 lines
14 KiB
Java
391 lines
14 KiB
Java
/*
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* Copyright (c) 2001, 2017, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/*
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* @test
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* @bug 4395376
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* @summary Performs various sanity checks on Spi class constructors and get
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* methods
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*/
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import java.util.Iterator;
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import java.util.Locale;
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import javax.imageio.ImageReader;
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import javax.imageio.ImageTypeSpecifier;
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import javax.imageio.ImageWriter;
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import javax.imageio.spi.IIORegistry;
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import javax.imageio.spi.IIOServiceProvider;
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import javax.imageio.spi.ImageReaderSpi;
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import javax.imageio.spi.ImageReaderWriterSpi;
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import javax.imageio.spi.ImageWriterSpi;
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import javax.imageio.spi.ServiceRegistry;
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public class SpiTest {
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String vendorName = null;
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String version = null;
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String[] names = null;
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String[] suffixes = null;
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String[] MIMETypes = null;
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String readerClassName = null;
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String writerClassName = null;
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Class[] inputTypes = null;
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Class[] outputTypes = null;
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String[] writerSpiNames = null;
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String[] readerSpiNames = null;
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String nativeStreamMetadataFormatName = null;
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String nativeStreamMetadataFormatClassName = null;
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String[] extraStreamMetadataFormatNames = null;
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String[] extraStreamMetadataFormatClassNames = null;
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String nativeImageMetadataFormatName = null;
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String nativeImageMetadataFormatClassName = null;
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String[] extraImageMetadataFormatNames = null;
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String[] extraImageMetadataFormatClassNames = null;
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private void error(String message) {
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// System.out.println("Error: " + message);
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throw new RuntimeException(message);
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}
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private void testSpi(IIOServiceProvider spi) {
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if (spi.getVendorName() == null) {
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error(spi + " getVendorName == null!");
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}
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if (spi.getVersion() == null) {
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error(spi + " getVersion == null!");
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}
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}
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private void testSpi(ImageReaderWriterSpi spi) {
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testSpi((IIOServiceProvider)spi);
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if (spi.getFormatNames() == null) {
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error("spi.getFormatNames == null!");
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}
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String[] suffixes = spi.getFileSuffixes();
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if (suffixes != null && suffixes.length == 0) {
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error("suffixes.length == 0!");
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}
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String[] MIMETypes = spi.getMIMETypes();
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if (MIMETypes != null && MIMETypes.length == 0) {
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error("MIMETypes.length == 0!");
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}
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if (spi.getPluginClassName() == null) {
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error("spi.getPluginClassName == null!");
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}
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String[] extraStreamMetadataFormatNames =
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spi.getExtraStreamMetadataFormatNames();
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if (extraStreamMetadataFormatNames != null &&
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extraStreamMetadataFormatNames.length == 0) {
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error("extraStreamMetadataFormatNames.length == 0!");
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}
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String[] extraImageMetadataFormatNames =
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spi.getExtraImageMetadataFormatNames();
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if (extraImageMetadataFormatNames != null &&
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extraImageMetadataFormatNames.length == 0) {
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error("extraImageMetadataFormatNames.length == 0!");
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}
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}
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public void testSpi(ImageReaderSpi spi) {
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testSpi((ImageReaderWriterSpi)spi);
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Class[] inputTypes = spi.getInputTypes();
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if (inputTypes == null) {
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error("inputTypes == null!");
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}
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if (inputTypes.length == 0) {
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error("inputTypes.length == 0!");
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}
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String[] writerSpiNames = spi.getImageWriterSpiNames();
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if (writerSpiNames != null && writerSpiNames.length == 0) {
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error("writerSpiNames.length == 0!");
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}
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}
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public void testSpi(ImageWriterSpi spi) {
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testSpi((ImageReaderWriterSpi)spi);
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Class[] outputTypes = spi.getOutputTypes();
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if (outputTypes == null) {
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error("outputTypes == null!");
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}
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if (outputTypes.length == 0) {
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error("outputTypes.length == 0!");
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}
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String[] readerSpiNames = spi.getImageReaderSpiNames();
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if (readerSpiNames != null && readerSpiNames.length == 0) {
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error("readerSpiNames.length == 0!");
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}
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}
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private void resetConstructorArguments() {
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vendorName = null;
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version = null;
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names = null;
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suffixes = null;
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MIMETypes = null;
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readerClassName = null;
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inputTypes = null;
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outputTypes = null;
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writerSpiNames = null;
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readerSpiNames = null;
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nativeStreamMetadataFormatName = null;
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nativeStreamMetadataFormatClassName = null;
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extraStreamMetadataFormatNames = null;
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extraStreamMetadataFormatClassNames = null;
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nativeImageMetadataFormatName = null;
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nativeImageMetadataFormatClassName = null;
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extraImageMetadataFormatNames = null;
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extraImageMetadataFormatClassNames = null;
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}
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private ImageReaderSpi constructImageReaderSpi() {
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return new ImageReaderSpi(vendorName,
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version,
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names,
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suffixes,
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MIMETypes,
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readerClassName,
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inputTypes,
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writerSpiNames,
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false,
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nativeStreamMetadataFormatName,
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nativeStreamMetadataFormatClassName,
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extraStreamMetadataFormatNames,
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extraStreamMetadataFormatClassNames,
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false,
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nativeImageMetadataFormatName,
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nativeImageMetadataFormatClassName,
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extraImageMetadataFormatNames,
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extraImageMetadataFormatClassNames) {
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public String getDescription(Locale locale) {
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return null;
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}
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public boolean canDecodeInput(Object source) {
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return false;
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}
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public ImageReader createReaderInstance(Object extension) {
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return null;
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}
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};
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}
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private ImageWriterSpi constructImageWriterSpi() {
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return new ImageWriterSpi(vendorName,
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version,
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names,
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suffixes,
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MIMETypes,
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writerClassName,
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outputTypes,
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readerSpiNames,
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false,
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nativeStreamMetadataFormatName,
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nativeStreamMetadataFormatClassName,
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extraStreamMetadataFormatNames,
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extraStreamMetadataFormatClassNames,
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false,
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nativeImageMetadataFormatName,
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nativeImageMetadataFormatClassName,
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extraImageMetadataFormatNames,
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extraImageMetadataFormatClassNames) {
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public String getDescription(Locale locale) {
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return null;
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}
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public boolean canEncodeImage(ImageTypeSpecifier type) {
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return false;
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}
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public ImageWriter createWriterInstance(Object extension) {
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return null;
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}
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};
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}
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private void checkImageReaderSpiConstructor(boolean shouldFail) {
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boolean gotIAE = false;
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try {
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constructImageReaderSpi();
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} catch (Exception e) {
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if (!(e instanceof IllegalArgumentException)) {
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error("Got exception " + e);
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} else {
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gotIAE = true;
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}
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}
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if (gotIAE != shouldFail) {
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if (gotIAE) {
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error("ImageReaderSpi constructor threw an IAE!");
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} else {
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error("ImageReaderSpi constructor didn't throw an IAE!");
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}
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}
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}
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private void checkImageWriterSpiConstructor(boolean shouldFail) {
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boolean gotIAE = false;
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try {
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constructImageWriterSpi();
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} catch (Exception e) {
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if (!(e instanceof IllegalArgumentException)) {
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error("Got exception " + e);
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} else {
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gotIAE = true;
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}
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}
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if (gotIAE != shouldFail) {
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if (gotIAE) {
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error("ImageWriterSpi constructor threw an IAE!");
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} else {
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error("ImageWriterSpi constructor didn't throw an IAE!");
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}
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}
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}
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public void testImageReaderSpiConstructor() {
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resetConstructorArguments();
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checkImageReaderSpiConstructor(true);
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vendorName = "My Vendor";
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checkImageReaderSpiConstructor(true);
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version = "My Version";
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checkImageReaderSpiConstructor(true);
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names = new String[0];
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checkImageReaderSpiConstructor(true);
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names = new String[1];
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names[0] = "My Format Name";
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checkImageReaderSpiConstructor(true);
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readerClassName = "com.mycompany.Reader";
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checkImageReaderSpiConstructor(true);
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inputTypes = new Class[0];
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checkImageReaderSpiConstructor(true);
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inputTypes = new Class[1];
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inputTypes[0] = Object.class;
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// Now it should work
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checkImageReaderSpiConstructor(false);
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// Test normalization of zero-length arrays
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suffixes = new String[0];
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MIMETypes = new String[0];
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writerSpiNames = new String[0];
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extraStreamMetadataFormatNames = new String[0];
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extraImageMetadataFormatNames = new String[0];
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ImageReaderSpi spi = constructImageReaderSpi();
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if (spi.getFileSuffixes() != null) {
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error("Failed to normalize suffixes!");
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}
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if (spi.getMIMETypes() != null) {
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error("Failed to normalize MIMETypes!");
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}
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if (spi.getImageWriterSpiNames() != null) {
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error("Failed to normalize writerSpiNames!");
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}
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if (spi.getExtraStreamMetadataFormatNames() != null) {
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error("Failed to normalize extraStreamMetadataFormatNames!");
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}
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if (spi.getExtraImageMetadataFormatNames() != null) {
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error("Failed to normalize extraImageMetadataFormatNames!");
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}
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}
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public void testImageWriterSpiConstructor() {
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resetConstructorArguments();
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checkImageWriterSpiConstructor(true);
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vendorName = "My Vendor";
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checkImageWriterSpiConstructor(true);
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version = "My Version";
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checkImageWriterSpiConstructor(true);
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names = new String[0];
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checkImageWriterSpiConstructor(true);
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names = new String[1];
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names[0] = "My Format Name";
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checkImageWriterSpiConstructor(true);
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writerClassName = "com.mycompany.Writer";
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checkImageWriterSpiConstructor(true);
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outputTypes = new Class[0];
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checkImageWriterSpiConstructor(true);
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outputTypes = new Class[1];
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outputTypes[0] = Object.class;
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// Now it should work
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checkImageWriterSpiConstructor(false);
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// Test normalization of zero-length arrays
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suffixes = new String[0];
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MIMETypes = new String[0];
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readerSpiNames = new String[0];
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extraStreamMetadataFormatNames = new String[0];
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extraStreamMetadataFormatClassNames = new String[0];
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extraImageMetadataFormatNames = new String[0];
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extraImageMetadataFormatClassNames = new String[0];
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ImageWriterSpi spi = constructImageWriterSpi();
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if (spi.getFileSuffixes() != null) {
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error("Failed to normalize suffixes!");
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}
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if (spi.getMIMETypes() != null) {
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error("Failed to normalize MIMETypes!");
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}
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if (spi.getImageReaderSpiNames() != null) {
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error("Failed to normalize readerSpiNames!");
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}
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if (spi.getExtraStreamMetadataFormatNames() != null) {
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error("Failed to normalize extraStreamMetadataFormatNames!");
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}
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if (spi.getExtraImageMetadataFormatNames() != null) {
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error("Failed to normalize extraImageMetadataFormatNames!");
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}
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}
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public SpiTest() {
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testImageReaderSpiConstructor();
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testImageWriterSpiConstructor();
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ServiceRegistry registry = IIORegistry.getDefaultInstance();
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Iterator readers = registry.getServiceProviders(ImageReaderSpi.class,
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false);
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while (readers.hasNext()) {
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ImageReaderSpi rspi = (ImageReaderSpi)readers.next();
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System.out.println("*** Testing " + rspi.getClass().getName());
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testSpi(rspi);
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}
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Iterator writers = registry.getServiceProviders(ImageWriterSpi.class,
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false);
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while (writers.hasNext()) {
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ImageWriterSpi wspi = (ImageWriterSpi)writers.next();
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System.out.println("*** Testing " + wspi.getClass().getName());
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testSpi(wspi);
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}
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}
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public static void main(String[] args) {
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new SpiTest();
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}
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}
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