1*f319bb99SAndrew Rist /************************************************************** 2cdf0e10cSrcweir * 3*f319bb99SAndrew Rist * Licensed to the Apache Software Foundation (ASF) under one 4*f319bb99SAndrew Rist * or more contributor license agreements. See the NOTICE file 5*f319bb99SAndrew Rist * distributed with this work for additional information 6*f319bb99SAndrew Rist * regarding copyright ownership. The ASF licenses this file 7*f319bb99SAndrew Rist * to you under the Apache License, Version 2.0 (the 8*f319bb99SAndrew Rist * "License"); you may not use this file except in compliance 9*f319bb99SAndrew Rist * with the License. You may obtain a copy of the License at 10*f319bb99SAndrew Rist * 11*f319bb99SAndrew Rist * http://www.apache.org/licenses/LICENSE-2.0 12*f319bb99SAndrew Rist * 13*f319bb99SAndrew Rist * Unless required by applicable law or agreed to in writing, 14*f319bb99SAndrew Rist * software distributed under the License is distributed on an 15*f319bb99SAndrew Rist * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16*f319bb99SAndrew Rist * KIND, either express or implied. See the License for the 17*f319bb99SAndrew Rist * specific language governing permissions and limitations 18*f319bb99SAndrew Rist * under the License. 19*f319bb99SAndrew Rist * 20*f319bb99SAndrew Rist *************************************************************/ 21*f319bb99SAndrew Rist 22*f319bb99SAndrew Rist 23cdf0e10cSrcweir #ifndef _BYTE_GRABBER_HXX_ 24cdf0e10cSrcweir #define _BYTE_GRABBER_HXX_ 25cdf0e10cSrcweir 26cdf0e10cSrcweir #include <com/sun/star/uno/Sequence.h> 27cdf0e10cSrcweir #include <com/sun/star/uno/Reference.h> 28cdf0e10cSrcweir #include <com/sun/star/io/BufferSizeExceededException.hpp> 29cdf0e10cSrcweir #include <com/sun/star/io/IOException.hpp> 30cdf0e10cSrcweir #include <com/sun/star/io/NotConnectedException.hpp> 31cdf0e10cSrcweir #include <com/sun/star/uno/RuntimeException.hpp> 32cdf0e10cSrcweir #include <com/sun/star/lang/IllegalArgumentException.hpp> 33cdf0e10cSrcweir 34cdf0e10cSrcweir #include <osl/mutex.hxx> 35cdf0e10cSrcweir 36cdf0e10cSrcweir namespace com { namespace sun { namespace star { 37cdf0e10cSrcweir namespace io { class XSeekable; class XInputStream; } 38cdf0e10cSrcweir } } } 39cdf0e10cSrcweir class ByteGrabber 40cdf0e10cSrcweir { 41cdf0e10cSrcweir protected: 42cdf0e10cSrcweir ::osl::Mutex m_aMutex; 43cdf0e10cSrcweir 44cdf0e10cSrcweir com::sun::star::uno::Reference < com::sun::star::io::XInputStream > xStream; 45cdf0e10cSrcweir com::sun::star::uno::Reference < com::sun::star::io::XSeekable > xSeek; 46cdf0e10cSrcweir com::sun::star::uno::Sequence < sal_Int8 > aSequence; 47cdf0e10cSrcweir const sal_Int8 *pSequence; 48cdf0e10cSrcweir 49cdf0e10cSrcweir public: 50cdf0e10cSrcweir ByteGrabber (com::sun::star::uno::Reference < com::sun::star::io::XInputStream > xIstream); 51cdf0e10cSrcweir ~ByteGrabber(); 52cdf0e10cSrcweir 53cdf0e10cSrcweir void setInputStream (com::sun::star::uno::Reference < com::sun::star::io::XInputStream > xNewStream); 54cdf0e10cSrcweir // XInputStream 55cdf0e10cSrcweir sal_Int32 SAL_CALL readBytes( ::com::sun::star::uno::Sequence< sal_Int8 >& aData, sal_Int32 nBytesToRead ) 56cdf0e10cSrcweir throw(::com::sun::star::io::NotConnectedException, ::com::sun::star::io::BufferSizeExceededException, ::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException); 57cdf0e10cSrcweir // XSeekable 58cdf0e10cSrcweir sal_Int64 SAL_CALL seek( sal_Int64 location ) 59cdf0e10cSrcweir throw(::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException); 60cdf0e10cSrcweir sal_Int64 SAL_CALL getPosition( ) 61cdf0e10cSrcweir throw(::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException); 62cdf0e10cSrcweir sal_Int64 SAL_CALL getLength( ) 63cdf0e10cSrcweir throw(::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException); 64cdf0e10cSrcweir 65cdf0e10cSrcweir ByteGrabber& operator >> (sal_Int8& rInt8); 66cdf0e10cSrcweir ByteGrabber& operator >> (sal_Int16& rInt16); 67cdf0e10cSrcweir ByteGrabber& operator >> (sal_Int32& rInt32); 68cdf0e10cSrcweir ByteGrabber& operator >> (sal_uInt8& ruInt8); 69cdf0e10cSrcweir ByteGrabber& operator >> (sal_uInt16& ruInt16); 70cdf0e10cSrcweir ByteGrabber& operator >> (sal_uInt32& ruInt32); 71cdf0e10cSrcweir }; 72cdf0e10cSrcweir 73cdf0e10cSrcweir #endif 74