X-Git-Url: https://git.mdrn.pl/pylucene.git/blobdiff_plain/a2e61f0c04805cfcb8706176758d1283c7e3a55c..aaeed5504b982cf3545252ab528713250aa33eed:/lucene-java-3.4.0/lucene/contrib/analyzers/common/src/java/org/apache/lucene/analysis/util/StemmerUtil.java diff --git a/lucene-java-3.4.0/lucene/contrib/analyzers/common/src/java/org/apache/lucene/analysis/util/StemmerUtil.java b/lucene-java-3.4.0/lucene/contrib/analyzers/common/src/java/org/apache/lucene/analysis/util/StemmerUtil.java deleted file mode 100644 index 7aceadf..0000000 --- a/lucene-java-3.4.0/lucene/contrib/analyzers/common/src/java/org/apache/lucene/analysis/util/StemmerUtil.java +++ /dev/null @@ -1,108 +0,0 @@ -package org.apache.lucene.analysis.util; - -/** - * 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. - */ - -/** Some commonly-used stemming functions */ -public class StemmerUtil { - /** - * Returns true if the character array starts with the suffix. - * - * @param s Input Buffer - * @param len length of input buffer - * @param prefix Prefix string to test - * @return true if s starts with prefix - */ - public static boolean startsWith(char s[], int len, String prefix) { - final int prefixLen = prefix.length(); - if (prefixLen > len) - return false; - for (int i = 0; i < prefixLen; i++) - if (s[i] != prefix.charAt(i)) - return false; - return true; - } - - /** - * Returns true if the character array ends with the suffix. - * - * @param s Input Buffer - * @param len length of input buffer - * @param suffix Suffix string to test - * @return true if s ends with suffix - */ - public static boolean endsWith(char s[], int len, String suffix) { - final int suffixLen = suffix.length(); - if (suffixLen > len) - return false; - for (int i = suffixLen - 1; i >= 0; i--) - if (s[len -(suffixLen - i)] != suffix.charAt(i)) - return false; - - return true; - } - - /** - * Returns true if the character array ends with the suffix. - * - * @param s Input Buffer - * @param len length of input buffer - * @param suffix Suffix string to test - * @return true if s ends with suffix - */ - public static boolean endsWith(char s[], int len, char suffix[]) { - final int suffixLen = suffix.length; - if (suffixLen > len) - return false; - for (int i = suffixLen - 1; i >= 0; i--) - if (s[len -(suffixLen - i)] != suffix[i]) - return false; - - return true; - } - - /** - * Delete a character in-place - * - * @param s Input Buffer - * @param pos Position of character to delete - * @param len length of input buffer - * @return length of input buffer after deletion - */ - public static int delete(char s[], int pos, int len) { - if (pos < len) - System.arraycopy(s, pos + 1, s, pos, len - pos - 1); - - return len - 1; - } - - /** - * Delete n characters in-place - * - * @param s Input Buffer - * @param pos Position of character to delete - * @param len Length of input buffer - * @param nChars number of characters to delete - * @return length of input buffer after deletion - */ - public static int deleteN(char s[], int pos, int len, int nChars) { - // TODO: speed up, this is silly - for (int i = 0; i < nChars; i++) - len = delete(s, pos, len); - return len; - } -}