46 lines
1.3 KiB
Java
46 lines
1.3 KiB
Java
/*
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* Copyright 2020 Hippo Seven
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.hippo.a7zip;
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import java.io.IOException;
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import java.io.OutputStream;
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public abstract class SeekableOutputStream extends OutputStream {
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/**
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* Sets the position, measured from the beginning,
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* at which the next write occurs. The offset may be
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* set beyond the end of the file.
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*/
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public abstract void seek(long pos) throws IOException;
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/**
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* Returns current position, measured from the beginning.
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*/
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public abstract long tell() throws IOException;
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/**
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* Returns the size.
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*/
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public abstract long size() throws IOException;
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/**
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* Sets the size.
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*/
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public abstract void truncate(long size) throws IOException;
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}
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