/*
* Copyright (c) 2015 Villu Ruusmann
*
* This file is part of JPMML-SkLearn
*
* JPMML-SkLearn is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* JPMML-SkLearn is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with JPMML-SkLearn. If not, see <http://www.gnu.org/licenses/>.
*/
package org.jpmml.sklearn;
import java.io.IOException;
import java.io.InputStream;
public class InputStreamStorage implements Storage {
private InputStream is = null;
public InputStreamStorage(InputStream is){
this.is = is;
}
@Override
public InputStream getObject() throws IOException {
return ensureOpen();
}
@Override
public InputStream getArray(String name){
throw new UnsupportedOperationException();
}
@Override
public void close() throws IOException {
try {
if(this.is != null){
this.is.close();
}
} finally {
this.is = null;
}
}
private InputStream ensureOpen() throws IOException {
if(this.is == null){
throw new IOException();
}
return this.is;
}
}