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The HuaweiCloud OBS Bundle SDK for Java used for accessing Object Storage Service, this SDK bundle
includes third-party libraries and relocated to different namespaces
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/**
* Copyright 2019 Huawei Technologies Co.,Ltd.
* Licensed under the Apache License, Version 2.0 (the "License"); you may not use
* this file except in compliance with the License. You may obtain a copy of the
* License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software distributed
* under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
* CONDITIONS OF ANY KIND, either express or implied. See the License for the
* specific language governing permissions and limitations under the License.
*/
package com.obs.services.internal.io;
import java.io.IOException;
import java.io.InputStream;
import com.obs.log.ILogger;
import com.obs.log.LoggerBuilder;
public class InterruptableInputStream extends InputStream implements InputStreamWrapper {
private static final ILogger log = LoggerBuilder.getLogger(InterruptableInputStream.class);
private InputStream inputStream = null;
private boolean interrupted = false;
public InterruptableInputStream(InputStream inputStream) {
this.inputStream = inputStream;
}
private void doInterrupted() throws IOException {
if (interrupted) {
try {
close();
} catch (IOException ioe) {
log.warn("io close failed.", ioe);
}
throw new UnrecoverableIOException("Reading from input stream deliberately interrupted");
}
}
@Override
public int read() throws IOException {
doInterrupted();
return inputStream.read();
}
@Override
public int read(byte[] b, int off, int len) throws IOException {
doInterrupted();
return inputStream.read(b, off, len);
}
@Override
public int available() throws IOException {
doInterrupted();
return inputStream.available();
}
@Override
public void close() throws IOException {
inputStream.close();
}
@Override
public InputStream getWrappedInputStream() {
return inputStream;
}
public void interrupt() {
interrupted = true;
}
}
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