opennlp.tools.util.EventTraceStream Maven / Gradle / Ivy
/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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 opennlp.tools.util;
import java.io.IOException;
import java.io.Writer;
import opennlp.tools.ml.model.Event;
public class EventTraceStream extends FilterObjectStream {
private final Writer writer;
/**
* Initializes an {@link EventTraceStream}.
*
* @param stream The {@link ObjectStream stream} of events.
* @param writer A {@link Writer} used write {@code events} to.
*/
public EventTraceStream(ObjectStream stream, Writer writer) {
super(stream);
this.writer = writer;
}
@Override
public Event read() throws IOException {
Event event = samples.read();
if (event != null) {
writer.write(event.toString());
writer.write("\n");
}
return event;
}
}