55 lines
1.6 KiB
Java
55 lines
1.6 KiB
Java
/*
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* Copyright 2018 Paul Schaub.
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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 org.pgpainless.decryption_verification;
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import java.io.IOException;
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import java.io.InputStream;
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public class DecryptionStream extends InputStream {
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private final InputStream inputStream;
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private final PainlessResult.Builder resultBuilder;
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private boolean isClosed = false;
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DecryptionStream(InputStream wrapped, PainlessResult.Builder resultBuilder) {
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if (wrapped == null) {
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throw new NullPointerException("Wrapped InputStream MUST NOT be null!");
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}
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this.inputStream = wrapped;
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this.resultBuilder = resultBuilder;
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}
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@Override
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public int read() throws IOException {
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return inputStream.read();
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}
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@Override
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public void close() throws IOException {
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inputStream.close();
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this.isClosed = true;
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}
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public PainlessResult getResult() {
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if (!isClosed) {
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throw new IllegalStateException("DecryptionStream MUST be closed before the result can be accessed.");
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}
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return resultBuilder.build();
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}
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}
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