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Moonchild
76 lines
2.3 KiB
Java
76 lines
2.3 KiB
Java
/*
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* ====================================================================
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* Licensed to the Apache Software Foundation (ASF) under one
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* or more contributor license agreements. See the NOTICE file
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* distributed with this work for additional information
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* regarding copyright ownership. The ASF licenses this file
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* to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance
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* with the License. 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,
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* software distributed under the License is distributed on an
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* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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* KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations
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* under the License.
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* ====================================================================
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*
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* This software consists of voluntary contributions made by many
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* individuals on behalf of the Apache Software Foundation. For more
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* information on the Apache Software Foundation, please see
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* <http://www.apache.org/>.
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*
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*/
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package ch.boye.httpclientandroidlib.impl.auth;
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import java.io.IOException;
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import java.io.OutputStream;
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import java.security.MessageDigest;
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class HttpEntityDigester extends OutputStream {
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private final MessageDigest digester;
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private boolean closed;
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private byte[] digest;
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HttpEntityDigester(final MessageDigest digester) {
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super();
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this.digester = digester;
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this.digester.reset();
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}
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@Override
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public void write(final int b) throws IOException {
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if (this.closed) {
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throw new IOException("Stream has been already closed");
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}
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this.digester.update((byte) b);
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}
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@Override
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public void write(final byte[] b, final int off, final int len) throws IOException {
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if (this.closed) {
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throw new IOException("Stream has been already closed");
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}
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this.digester.update(b, off, len);
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}
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@Override
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public void close() throws IOException {
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if (this.closed) {
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return;
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}
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this.closed = true;
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this.digest = this.digester.digest();
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super.close();
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}
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public byte[] getDigest() {
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return this.digest;
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}
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}
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