/*
* Copyright © Red Gate Software Ltd 2010-2020
*
* 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.flywaydb.core.internal.parser;
import java.io.FilterReader;
import java.io.IOException;
import java.io.Reader;
public class RecordingReader extends FilterReader {
private boolean paused;
private Recorder recorder;
RecordingReader(Recorder recorder, Reader in) {
super(in);
this.recorder = recorder;
}
@Override
public int read() throws IOException {
int read = super.read();
if (read != -1 && !paused) {
recorder.record((char) read);
}
return read;
}
@Override
public void mark(int readAheadLimit) throws IOException {
paused = true;
super.mark(readAheadLimit);
}
@Override
public void reset() throws IOException {
super.reset();
paused = false;
}
}