Sergey Bylokhov 08c1fe55c0 8135100: Behavior of null arguments not specified in javax.sound.sampled.spi
The specification change was reviewed by Florian Bomers also

Reviewed-by: amenkov
2015-11-22 17:27:33 +03:00

357 lines
13 KiB
Java

/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
import java.io.ByteArrayInputStream;
import java.util.ArrayList;
import java.util.List;
import java.util.Objects;
import javax.sound.sampled.AudioFileFormat;
import javax.sound.sampled.AudioFormat;
import javax.sound.sampled.AudioFormat.Encoding;
import javax.sound.sampled.AudioInputStream;
import javax.sound.sampled.AudioSystem;
import javax.sound.sampled.spi.FormatConversionProvider;
import static java.util.ServiceLoader.load;
import static javax.sound.sampled.AudioFileFormat.*;
/**
* @test
* @bug 8135100
* @author Sergey Bylokhov
*/
public final class ExpectedNPEOnNull {
/**
* We will try to use all encoding, in this case all our providers will be
* covered by supported/unsupported encoding.
*/
private static final Encoding[] encodings = {Encoding.PCM_SIGNED,
Encoding.PCM_UNSIGNED,
Encoding.PCM_FLOAT,
Encoding.ULAW, Encoding.ALAW,
new Encoding("test")};
/**
* We will try to use all types, in this case all our providers will be
* covered by supported/unsupported types.
*/
private static final Type[] types = {Type.WAVE, Type.AU, Type.AIFF,
Type.AIFC, Type.SND,
new Type("MIDI", "mid"),
new Type("test", "test")};
/**
* We will try to use all supported AudioInputStream, in this case all our
* providers will be covered by supported/unsupported streams.
*/
private static final List<AudioInputStream> aiss = new ArrayList<>();
static {
for (final Encoding encoding : encodings) {
for (final Type type : types) {
aiss.add(getAIS(type, encoding));
}
}
}
public static void main(final String[] args) throws Exception {
testAS();
for (final FormatConversionProvider fcp : load(
FormatConversionProvider.class)) {
testFCP(fcp);
}
testFCP(customFCP);
}
/**
* Tests the part of AudioSystem API, which implemented via
* FormatConversionProvider.
*/
private static void testAS() throws Exception {
// AudioSystem#getAudioInputStream(Encoding, AudioInputStream)
for (final Encoding encoding : encodings) {
try {
AudioSystem.getAudioInputStream(encoding, null);
throw new RuntimeException("NPE is expected");
} catch (final NullPointerException ignored) {
}
}
for (final AudioInputStream stream : aiss) {
try {
AudioSystem.getAudioInputStream((Encoding) null, stream);
throw new RuntimeException("NPE is expected");
} catch (final NullPointerException ignored) {
}
}
// AudioSystem#getAudioInputStream(AudioFormat, AudioInputStream)
for (final AudioInputStream stream : aiss) {
try {
AudioSystem.getAudioInputStream((AudioFormat) null, stream);
throw new RuntimeException("NPE is expected");
} catch (final NullPointerException ignored) {
}
}
for (final Encoding encoding : encodings) {
try {
AudioSystem.getAudioInputStream(getAFF(encoding), null);
throw new RuntimeException("NPE is expected");
} catch (final NullPointerException ignored) {
}
}
// AudioSystem#getTargetEncodings(AudioFormat)
try {
AudioSystem.getTargetEncodings((AudioFormat) null);
throw new RuntimeException("NPE is expected");
} catch (final NullPointerException ignored) {
}
// AudioSystem#getTargetEncodings(AudioFormat.Encoding)
try {
AudioSystem.getTargetEncodings((Encoding) null);
throw new RuntimeException("NPE is expected");
} catch (final NullPointerException ignored) {
}
// AudioSystem#getTargetFormats(AudioFormat.Encoding, AudioFormat)
for (final Encoding encoding : encodings) {
try {
AudioSystem.getTargetFormats(null, getAFF(encoding));
throw new RuntimeException("NPE is expected");
} catch (final NullPointerException ignored) {
}
}
for (final Encoding encoding : encodings) {
try {
AudioSystem.getTargetFormats(encoding, null);
throw new RuntimeException("NPE is expected");
} catch (final NullPointerException ignored) {
}
}
// AudioSystem#isConversionSupported(AudioFormat, AudioFormat)
for (final Encoding encoding : encodings) {
try {
AudioSystem.isConversionSupported((AudioFormat) null,
getAFF(encoding));
throw new RuntimeException("NPE is expected");
} catch (final NullPointerException ignored) {
}
}
for (final Encoding encoding : encodings) {
try {
AudioSystem.isConversionSupported(getAFF(encoding), null);
throw new RuntimeException("NPE is expected");
} catch (final NullPointerException ignored) {
}
}
// AudioSystem#isConversionSupported(AudioFormat.Encoding, AudioFormat)
for (final Encoding encoding : encodings) {
try {
AudioSystem.isConversionSupported((Encoding) null,
getAFF(encoding));
throw new RuntimeException("NPE is expected");
} catch (final NullPointerException ignored) {
}
}
for (final Encoding encoding : encodings) {
try {
AudioSystem.isConversionSupported(encoding, null);
throw new RuntimeException("NPE is expected");
} catch (final NullPointerException ignored) {
}
}
}
/**
* Tests the FormatConversionProvider API directly.
*/
private static void testFCP(FormatConversionProvider fcp) throws Exception {
// FormatConversionProvider#isSourceEncodingSupported(Encoding)
try {
fcp.isSourceEncodingSupported(null);
throw new RuntimeException("NPE is expected: " + fcp);
} catch (final NullPointerException ignored) {
}
// FormatConversionProvider#isTargetEncodingSupported(Encoding)
try {
fcp.isTargetEncodingSupported(null);
throw new RuntimeException("NPE is expected: " + fcp);
} catch (final NullPointerException ignored) {
}
// FormatConversionProvider#getTargetEncodings()
try {
fcp.getTargetEncodings(null);
throw new RuntimeException("NPE is expected: " + fcp);
} catch (final NullPointerException ignored) {
}
// FormatConversionProvider#isConversionSupported(Encoding, AudioFormat)
for (final Encoding encoding : encodings) {
try {
fcp.isConversionSupported((Encoding) null, getAFF(encoding));
throw new RuntimeException("NPE is expected: " + fcp);
} catch (final NullPointerException ignored) {
}
}
for (final Encoding encoding : encodings) {
try {
fcp.isConversionSupported(encoding, null);
throw new RuntimeException("NPE is expected: " + fcp);
} catch (final NullPointerException ignored) {
}
}
// FormatConversionProvider#getTargetFormats(Encoding, AudioFormat)
for (final Encoding encoding : encodings) {
try {
fcp.getTargetFormats(null, getAFF(encoding));
throw new RuntimeException("NPE is expected: " + fcp);
} catch (final NullPointerException ignored) {
}
}
for (final Encoding encoding : encodings) {
try {
fcp.getTargetFormats(encoding, null);
throw new RuntimeException("NPE is expected: " + fcp);
} catch (final NullPointerException ignored) {
}
}
// FormatConversionProvider#isConversionSupported(AudioFormat,
// AudioFormat)
for (final Encoding encoding : encodings) {
try {
fcp.isConversionSupported((AudioFormat) null, getAFF(encoding));
throw new RuntimeException("NPE is expected: " + fcp);
} catch (final NullPointerException ignored) {
}
}
for (final Encoding encoding : encodings) {
try {
fcp.isConversionSupported(getAFF(encoding), null);
throw new RuntimeException("NPE is expected: " + fcp);
} catch (final NullPointerException ignored) {
}
}
// FormatConversionProvider#getAudioInputStream(Encoding,
// AudioInputStream)
for (final AudioInputStream stream : aiss) {
try {
fcp.getAudioInputStream((Encoding) null, stream);
throw new RuntimeException("NPE is expected: " + fcp);
} catch (final NullPointerException ignored) {
}
}
for (final Encoding encoding : encodings) {
try {
fcp.getAudioInputStream(encoding, null);
throw new RuntimeException("NPE is expected: " + fcp);
} catch (final NullPointerException ignored) {
}
}
// FormatConversionProvider#getAudioInputStream(AudioFormat,
// AudioInputStream)
for (final AudioInputStream stream : aiss) {
try {
fcp.getAudioInputStream((AudioFormat) null, stream);
throw new RuntimeException("NPE is expected: " + fcp);
} catch (final NullPointerException ignored) {
}
}
for (final Encoding encoding : encodings) {
try {
fcp.getAudioInputStream(getAFF(encoding), null);
throw new RuntimeException("NPE is expected: " + fcp);
} catch (final NullPointerException ignored) {
}
}
}
/**
* Tests some default implementation of FormatConversionProvider API, using
* the custom {@code FormatConversionProvider}, which support nothing.
*/
static FormatConversionProvider customFCP = new FormatConversionProvider() {
@Override
public Encoding[] getSourceEncodings() {
return new Encoding[0];
}
@Override
public Encoding[] getTargetEncodings() {
return new Encoding[0];
}
@Override
public Encoding[] getTargetEncodings(AudioFormat sourceFormat) {
Objects.requireNonNull(sourceFormat);
return new Encoding[0];
}
@Override
public AudioFormat[] getTargetFormats(Encoding enc, AudioFormat frmt) {
Objects.requireNonNull(enc);
Objects.requireNonNull(frmt);
return new AudioFormat[0];
}
@Override
public AudioInputStream getAudioInputStream(Encoding encoding,
AudioInputStream stream) {
Objects.requireNonNull(encoding);
Objects.requireNonNull(stream);
return null;
}
@Override
public AudioInputStream getAudioInputStream(AudioFormat format,
AudioInputStream stream) {
Objects.requireNonNull(format);
Objects.requireNonNull(stream);
return null;
}
};
private static AudioFormat getAFF(final Encoding encoding) {
return new AudioFormat(encoding, 44100.0f, 16, 2, 1, 1, true);
}
private static AudioInputStream getAIS(final Type type, Encoding encoding) {
AudioFormat af = new AudioFormat(encoding, 44100.0f, 16, 2, 1, 1, true);
AudioFileFormat aif = new AudioFileFormat(type, af, 0);
ByteArrayInputStream bais = new ByteArrayInputStream(new byte[1024]);
return new AudioInputStream(bais, aif.getFormat(), 0);
}
}