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/*
thread safe wrapper for input Stream
Copyright (C) 2000 Martin Vogt
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU Library General Public License as published by
the Free Software Foundation.
For more information look at the file COPYRIGHT in this package
*/
#include "threadSafeInputStream.h"
ThreadSafeInputStream::ThreadSafeInputStream(InputStream* input) {
threadQueue=new ThreadQueue();
this->input=input;
}
ThreadSafeInputStream::~ThreadSafeInputStream() {
delete threadQueue;
delete input;
}
int ThreadSafeInputStream::open(const char* dest) {
int back;
threadQueue->waitForExclusiveAccess();
back=input->open(dest);
threadQueue->releaseExclusiveAccess();
return back;
}
void ThreadSafeInputStream::close() {
threadQueue->waitForExclusiveAccess();
input->close();
threadQueue->releaseExclusiveAccess();
}
int ThreadSafeInputStream::isOpen() {
int back;
threadQueue->waitForExclusiveAccess();
back=input->isOpen();
threadQueue->releaseExclusiveAccess();
return back;
}
int ThreadSafeInputStream::eof() {
int back;
threadQueue->waitForExclusiveAccess();
back=input->eof();
threadQueue->releaseExclusiveAccess();
return back;
}
int ThreadSafeInputStream::read(char* buf,int len) {
int back;
threadQueue->waitForExclusiveAccess();
back=input->read(buf,len);
threadQueue->releaseExclusiveAccess();
return back;
}
int ThreadSafeInputStream::seek(long bytePos) {
int back;
threadQueue->waitForExclusiveAccess();
back=input->seek(bytePos);
threadQueue->releaseExclusiveAccess();
return back;
}
void ThreadSafeInputStream::clear() {
threadQueue->waitForExclusiveAccess();
input->clear();
threadQueue->releaseExclusiveAccess();
}
long ThreadSafeInputStream::getByteLength() {
long back;
threadQueue->waitForExclusiveAccess();
back=input->getByteLength();
threadQueue->releaseExclusiveAccess();
return back;
}
long ThreadSafeInputStream::getBytePosition() {
long back;
threadQueue->waitForExclusiveAccess();
back=input->getBytePosition();
threadQueue->releaseExclusiveAccess();
return back;
}
void ThreadSafeInputStream::insertTimeStamp(TimeStamp* src,long key,int len) {
threadQueue->waitForExclusiveAccess();
input->insertTimeStamp(src,key,len);
threadQueue->releaseExclusiveAccess();
}
TimeStamp* ThreadSafeInputStream::getTimeStamp(long key) {
TimeStamp* back;
threadQueue->waitForExclusiveAccess();
back=input->getTimeStamp(key);
threadQueue->releaseExclusiveAccess();
return back;
}
int ThreadSafeInputStream::bytesUntilNext(long key) {
int back;
threadQueue->waitForExclusiveAccess();
back=input->bytesUntilNext(key);
threadQueue->releaseExclusiveAccess();
return back;
}
void ThreadSafeInputStream::print() {
threadQueue->waitForExclusiveAccess();
input->print();
threadQueue->releaseExclusiveAccess();
}
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