io.netty.handler.codec.serialization.SwitchableInputStream Maven / Gradle / Ivy
/*
* Copyright 2012 The Netty Project
*
* The Netty Project 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 io.netty.handler.codec.serialization;
import java.io.FilterInputStream;
import java.io.InputStream;
/**
* {@link FilterInputStream} which allows a user to change the underlying
* stream at any time.
*/
final class SwitchableInputStream extends FilterInputStream {
/**
* Creates a new instance without initializing the reference to the
* underlying stream.
*/
SwitchableInputStream() {
super(null);
}
/**
* Creates a new instance with the initial reference to the underlying
* stream.
*/
void switchStream(InputStream in) {
this.in = in;
}
}