/*
* 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 org.apache.flume.sink.solr.morphline;
import java.io.IOException;
import org.apache.flume.serialization.ResettableInputStream;
class ResettableTestStringInputStream extends ResettableInputStream {
private String str;
private int markPos = 0;
private int curPos = 0;
/**
* Warning: This test class does not handle character/byte conversion at all!
* @param str String to use for testing
*/
public ResettableTestStringInputStream(String str) {
this.str = str;
}
@Override
public int readChar() throws IOException {
throw new UnsupportedOperationException("This test class doesn't return " +
"strings!");
}
@Override
public void mark() throws IOException {
markPos = curPos;
}
@Override
public void reset() throws IOException {
curPos = markPos;
}
@Override
public void seek(long position) throws IOException {
throw new UnsupportedOperationException("Unimplemented in test class");
}
@Override
public long tell() throws IOException {
throw new UnsupportedOperationException("Unimplemented in test class");
}
@Override
public int read() throws IOException {
if (curPos >= str.length()) {
return -1;
}
return str.charAt(curPos++);
}
@Override
public int read(byte[] b, int off, int len) throws IOException {
if (curPos >= str.length()) {
return -1;
}
int n = 0;
while (len > 0 && curPos < str.length()) {
b[off++] = (byte) str.charAt(curPos++);
n++;
len--;
}
return n;
}
@Override
public void close() throws IOException {
// no-op
}
}