Java String Escape escapeSolr(String value)

Description

escape Solr

License

Apache License

Declaration

public static String escapeSolr(String value) 

Method Source Code

//package com.java2s;
/*//from   w w w  .  j  a v a  2s .  c om
 * Licensed to the Indoqa Software Design und Beratung GmbH (Indoqa) under
 * one or more contributor license agreements. See the NOTICE file distributed
 * with this work for additional information regarding copyright ownership.
 * Indoqa 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.util.Arrays;

public class Main {
    private static final char[] CHARACTERS_TO_BE_ESCAPED_FOR_SOLR = { '"', '(', ')', ':', '[', ']', '+', '-', '*',
            '~', ' ', '^', '{', '}', '!', '/' };

    public static String escapeSolr(String value) {
        StringBuilder stringBuilder = new StringBuilder(value);

        for (int i = 0; i < stringBuilder.length(); i++) {
            boolean isCharacterToBeEscaped = Arrays.binarySearch(CHARACTERS_TO_BE_ESCAPED_FOR_SOLR,
                    stringBuilder.charAt(i)) >= 0;
            if (isCharacterToBeEscaped) {
                stringBuilder.insert(i, '\\');
                i++;
            }
        }

        return stringBuilder.toString();
    }
}

Related

1. escapeRegexChars(String str, char... ignores)
2. escapeRegexp(final String str)
3. escapeRegexpSymbol(String expr)
4. escapeReservedWord(String input)
5. escapeSelected(String str, String chars)
6. escapeToFileName(String name)
7. escapeUnicode(String s)
8. escapeUnicodeString(final String input, final boolean escapeAscii)
9. escapeUnsafeCharacters(String anyURI, boolean escapePercent)