64 lines
1.9 KiB
Java
64 lines
1.9 KiB
Java
/*
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* Copyright (C) 2012 The Android Open Source Project
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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.squareup.okhttp.internal.http;
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import java.io.IOException;
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import java.io.InputStream;
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import java.net.CacheRequest;
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import static com.squareup.okhttp.internal.Util.checkOffsetAndCount;
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/** An HTTP message body terminated by the end of the underlying stream. */
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final class UnknownLengthHttpInputStream extends AbstractHttpInputStream {
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private boolean inputExhausted;
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UnknownLengthHttpInputStream(InputStream in, CacheRequest cacheRequest, HttpEngine httpEngine)
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throws IOException {
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super(in, httpEngine, cacheRequest);
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}
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@Override public int read(byte[] buffer, int offset, int count) throws IOException {
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checkOffsetAndCount(buffer.length, offset, count);
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checkNotClosed();
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if (in == null || inputExhausted) {
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return -1;
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}
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int read = in.read(buffer, offset, count);
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if (read == -1) {
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inputExhausted = true;
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endOfInput();
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return -1;
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}
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cacheWrite(buffer, offset, read);
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return read;
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}
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@Override public int available() throws IOException {
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checkNotClosed();
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return in == null ? 0 : in.available();
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}
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@Override public void close() throws IOException {
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if (closed) {
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return;
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}
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closed = true;
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if (!inputExhausted) {
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unexpectedEndOfInput();
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}
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}
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}
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