pylucene 3.5.0-3

[pylucene.git] / lucene-java-3.4.0 / lucene / contrib / facet / src / java / org / apache / lucene / util / encoding / NOnesIntDecoder.java

diff --git a/lucene-java-3.4.0/lucene/contrib/facet/src/java/org/apache/lucene/util/encoding/NOnesIntDecoder.java b/lucene-java-3.4.0/lucene/contrib/facet/src/java/org/apache/lucene/util/encoding/NOnesIntDecoder.java
deleted file mode 100644 (file)
index 2b93d0e..0000000
--- a/lucene-java-3.4.0/lucene/contrib/facet/src/java/org/apache/lucene/util/encoding/NOnesIntDecoder.java
+++ /dev/null
@@ -1,79 +0,0 @@
-package org.apache.lucene.util.encoding;
-
-import java.io.IOException;
-import java.io.InputStream;
-
-/**
- * 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.
- */
-
-/**
- * Decodes data which was encoded by {@link NOnesIntEncoder}. Uses a
- * {@link FourFlagsIntDecoder} to perform the actual encoding and translates the
- * values back as described in {@link NOnesIntEncoder}.
- * 
- * @see NOnesIntEncoder
- * @lucene.experimental
- */
-public class NOnesIntDecoder extends FourFlagsIntDecoder {
-
-  /** Number of consecutive '1's to generate upon decoding a '2'. */
-  private int n;
-
-  private int onesCounter;
-
-  /**
-   * Constructs a decoder with a given N (Number of consecutive '1's which are
-   * translated into a single target value '2'.
-   */
-  public NOnesIntDecoder(int n) {
-    this.n = n;
-  }
-
-  @Override
-  public long decode() throws IOException {
-    // If we read '2', we should return n '1's.
-    if (onesCounter > 0) {
-      --onesCounter;
-      return 1;
-    }
-
-    long decode = super.decode();
-    if (decode == 1) {
-      return 1;
-    }
-    if (decode == 2) {
-      onesCounter = n - 1;
-      return 1;
-    }
-    if (decode == 3) {
-      return 2;
-    }
-    return decode == EOS ? EOS : decode - 1;
-  }
-
-  @Override
-  public void reInit(InputStream in) {
-    super.reInit(in);
-    onesCounter = 0;
-  }
-
-  @Override
-  public String toString() {
-    return "NOnes (" + n + ") (" + super.toString() + ")";
-  }
-
-}