package org.apache.lucene.search.spans;
/**
* 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.IOException;
import java.util.Collection;
import org.apache.lucene.index.IndexReader;
import org.apache.lucene.search.Weight;
import org.apache.lucene.search.Similarity;
/**
* Holds all implementations of classes in the o.a.l.s.spans package as a
* back-compatibility test. It does not run any tests per-se, however if
* someone adds a method to an interface or abstract method to an abstract
* class, one of the implementations here will fail to compile and so we know
* back-compat policy was violated.
*/
final class JustCompileSearchSpans {
private static final String UNSUPPORTED_MSG = "unsupported: used for back-compat testing only !";
static final class JustCompileSpans extends Spans {
@Override
public int doc() {
throw new UnsupportedOperationException(UNSUPPORTED_MSG);
}
@Override
public int end() {
throw new UnsupportedOperationException(UNSUPPORTED_MSG);
}
@Override
public boolean next() throws IOException {
throw new UnsupportedOperationException(UNSUPPORTED_MSG);
}
@Override
public boolean skipTo(int target) throws IOException {
throw new UnsupportedOperationException(UNSUPPORTED_MSG);
}
@Override
public int start() {
throw new UnsupportedOperationException(UNSUPPORTED_MSG);
}
@Override
public Collection<byte[]> getPayload() throws IOException {
throw new UnsupportedOperationException(UNSUPPORTED_MSG);
}
@Override
public boolean isPayloadAvailable() {
throw new UnsupportedOperationException(UNSUPPORTED_MSG);
}
}
static final class JustCompileSpanQuery extends SpanQuery {
@Override
public String getField() {
throw new UnsupportedOperationException(UNSUPPORTED_MSG);
}
@Override
public Spans getSpans(IndexReader reader) throws IOException {
throw new UnsupportedOperationException(UNSUPPORTED_MSG);
}
@Override
public String toString(String field) {
throw new UnsupportedOperationException(UNSUPPORTED_MSG);
}
}
static final class JustCompilePayloadSpans extends Spans {
@Override
public Collection<byte[]> getPayload() throws IOException {
throw new UnsupportedOperationException(UNSUPPORTED_MSG);
}
@Override
public boolean isPayloadAvailable() {
throw new UnsupportedOperationException(UNSUPPORTED_MSG);
}
@Override
public int doc() {
throw new UnsupportedOperationException(UNSUPPORTED_MSG);
}
@Override
public int end() {
throw new UnsupportedOperationException(UNSUPPORTED_MSG);
}
@Override
public boolean next() throws IOException {
throw new UnsupportedOperationException(UNSUPPORTED_MSG);
}
@Override
public boolean skipTo(int target) throws IOException {
throw new UnsupportedOperationException(UNSUPPORTED_MSG);
}
@Override
public int start() {
throw new UnsupportedOperationException(UNSUPPORTED_MSG);
}
}
static final class JustCompileSpanScorer extends SpanScorer {
protected JustCompileSpanScorer(Spans spans, Weight weight,
Similarity similarity, byte[] norms) throws IOException {
super(spans, weight, similarity, norms);
}
@Override
protected boolean setFreqCurrentDoc() throws IOException {
throw new UnsupportedOperationException(UNSUPPORTED_MSG);
}
}
}