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package org.apache.lucene.index;
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership.
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* The ASF licenses this file to You under the Apache License, Version 2.0
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* (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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import java.io.IOException;
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import org.apache.lucene.util.ArrayUtil;
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import org.apache.lucene.util.RamUsageEstimator;
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* @lucene.experimental
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abstract class FormatPostingsTermsConsumer {
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/** Adds a new term in this field; term ends with U+FFFF
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abstract FormatPostingsDocsConsumer addTerm(char[] text, int start) throws IOException;
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FormatPostingsDocsConsumer addTerm(String text) throws IOException {
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final int len = text.length();
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if (termBuffer == null || termBuffer.length < 1+len)
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termBuffer = new char[ArrayUtil.oversize(1+len, RamUsageEstimator.NUM_BYTES_CHAR)];
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text.getChars(0, len, termBuffer, 0);
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termBuffer[len] = 0xffff;
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return addTerm(termBuffer, 0);
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/** Called when we are done adding terms to this field */
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abstract void finish() throws IOException;