77 lines
2.0 KiB
Java
77 lines
2.0 KiB
Java
/*
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* Copyright (C) 2012 The Guava Authors
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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.google.common.io;
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import static com.google.common.base.Charsets.UTF_8;
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import java.io.FilterWriter;
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import java.io.IOException;
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import java.io.OutputStreamWriter;
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import java.io.Writer;
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/**
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* A char sink for testing that has configurable behavior.
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*
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* @author Colin Decker
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*/
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public class TestCharSink extends CharSink implements TestStreamSupplier {
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private final TestByteSink byteSink;
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public TestCharSink(TestOption... options) {
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this.byteSink = new TestByteSink(options);
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}
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public String getString() {
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return new String(byteSink.getBytes(), UTF_8);
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}
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@Override
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public boolean wasStreamOpened() {
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return byteSink.wasStreamOpened();
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}
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@Override
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public boolean wasStreamClosed() {
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return byteSink.wasStreamClosed();
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}
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@Override
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public Writer openStream() throws IOException {
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// using TestByteSink's output stream to get option behavior, so flush to it on every write
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return new FilterWriter(new OutputStreamWriter(byteSink.openStream(), UTF_8)) {
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@Override
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public void write(int c) throws IOException {
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super.write(c);
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flush();
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}
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@Override
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public void write(char[] cbuf, int off, int len) throws IOException {
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super.write(cbuf, off, len);
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flush();
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}
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@Override
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public void write(String str, int off, int len) throws IOException {
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super.write(str, off, len);
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flush();
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}
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};
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}
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}
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