package org.apache.blur.lucene.serializer;
/**
* 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.
*/
import java.io.DataInput;
import java.io.DataOutput;
import java.io.IOException;
import org.apache.lucene.util.BytesRef;
import org.apache.lucene.util.UnicodeUtil;
public class SerializerUtil {
public static void writeString(String s, DataOutput out) throws IOException {
BytesRef bytes = new BytesRef();
UnicodeUtil.UTF16toUTF8(s, 0, s.length(), bytes);
writeBytesRef(bytes, out);
}
public static void writeBytesRef(BytesRef bytes, DataOutput out) throws IOException {
out.writeInt(bytes.length);
out.write(bytes.bytes, bytes.offset, bytes.length);
}
public static String readString(DataInput in) throws IOException {
BytesRef bytes = readBytesRef(in);
return bytes.utf8ToString();
}
public static BytesRef readBytesRef(DataInput in) throws IOException {
int length = in.readInt();
BytesRef bytes = new BytesRef(length);
in.readFully(bytes.bytes);
bytes.offset = 0;
bytes.length = length;
return bytes;
}
}