/*
* Copyright 2016 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.gradle.internal.logging.text;
import org.gradle.api.UncheckedIOException;
import org.gradle.api.logging.StandardOutputListener;
import java.io.*;
public class StreamBackedStandardOutputListener implements StandardOutputListener {
private final Appendable appendable;
private final Flushable flushable;
public StreamBackedStandardOutputListener(Appendable appendable) {
this.appendable = appendable;
if (appendable instanceof Flushable) {
flushable = (Flushable) appendable;
} else {
flushable = new Flushable() {
public void flush() throws IOException {
}
};
}
}
public StreamBackedStandardOutputListener(OutputStream outputStream) {
this(new OutputStreamWriter(outputStream));
}
public void onOutput(CharSequence output) {
try {
appendable.append(output);
flushable.flush();
} catch (IOException e) {
throw new UncheckedIOException(e);
}
}
}