org.elasticsearch.common.io.stream.InputStreamStreamInput Maven / Gradle / Ivy
/*
* Licensed to ElasticSearch and Shay Banon under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. ElasticSearch 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 org.elasticsearch.common.io.stream;
import org.elasticsearch.common.io.Streams;
import java.io.EOFException;
import java.io.IOException;
import java.io.InputStream;
/**
*
*/
public class InputStreamStreamInput extends StreamInput {
private final InputStream is;
public InputStreamStreamInput(InputStream is) {
this.is = is;
}
@Override
public byte readByte() throws IOException {
int ch = is.read();
if (ch < 0)
throw new EOFException();
return (byte) (ch);
}
@Override
public void readBytes(byte[] b, int offset, int len) throws IOException {
if (len < 0)
throw new IndexOutOfBoundsException();
final int read = Streams.readFully(is, b, offset, len);
if (read != len) {
throw new EOFException();
}
}
@Override
public void reset() throws IOException {
is.reset();
}
@Override
public void close() throws IOException {
is.close();
}
@Override
public int read() throws IOException {
return is.read();
}
@Override
public int read(byte[] b) throws IOException {
return is.read(b);
}
@Override
public int read(byte[] b, int off, int len) throws IOException {
return is.read(b, off, len);
}
@Override
public long skip(long n) throws IOException {
return is.skip(n);
}
}