int index = userInfo.indexOf(':');
                    user = index != -1 ? userInfo.substring(0, index) : userInfo;
                    if (index != -1) {
                        password = userInfo.substring(index + 1);
                    }
                    index = user.indexOf('\\');
                    if (index == -1) {
                        index = user.indexOf('/');
                    }

 */
package org.codelibs.opensearch.extension.kuromoji.index.analysis;

import org.apache.lucene.analysis.TokenStream;
import org.apache.lucene.analysis.ja.JapaneseNumberFilter;
import org.opensearch.common.settings.Settings;
import org.opensearch.env.Environment;
import org.opensearch.index.IndexSettings;
import org.opensearch.index.analysis.AbstractTokenFilterFactory;

    int startingIndex = smear(c) & mask;
    int index = startingIndex;
    do {
      if (table[index] == 0) { // Check for empty.
        return false;
      } else if (table[index] == c) { // Check for match.
        return true;
      } else { // Linear probing.
        index = (index + 1) & mask;
      }
      // Check to see if we wrapped around the whole table.
    } while (index != startingIndex);
    return false;
  }

          @Override
          protected int nextEscapeIndex(CharSequence csq, int index, int end) {
            while (index < end && !Character.isLetter(csq.charAt(index))) {
              index++;
            }
            return index;
          }
        };
    assertThat(e.escape("\0HeLLo \uD800\uDC00 WorlD!\n"))
        .isEqualTo("\0HELLO \uD800\uDC00 WORLD!\n");

import org.opensearch.index.query.RangeQueryBuilder;
import org.opensearch.index.query.RegexpQueryBuilder;
import org.opensearch.index.query.SpanTermQueryBuilder;
import org.opensearch.index.query.TermQueryBuilder;
import org.opensearch.index.query.TermsQueryBuilder;
import org.opensearch.index.query.WildcardQueryBuilder;
import org.opensearch.index.query.functionscore.FunctionScoreQueryBuilder;

        /**
         * Gets the source index.
         *
         * @return the source index
         */
        public int getIndex() {
            return index;
        }

        /**
         * Sets the source index.
         *
         * @param index the source index
         */
        public void setIndex(final int index) {
            this.index = index;
        }

        /**

 */
package org.codelibs.opensearch.extension.kuromoji.index.analysis;

import org.apache.lucene.analysis.TokenStream;
import org.apache.lucene.analysis.ja.JapaneseBaseFormFilter;
import org.opensearch.common.settings.Settings;
import org.opensearch.env.Environment;
import org.opensearch.index.IndexSettings;
import org.opensearch.index.analysis.AbstractTokenFilterFactory;

    Map<K, V> delegate = delegateOrNull();
    if (delegate != null) {
      return delegate.get(key);
    }
    int index = indexOf(key);
    if (index == -1) {
      return null;
    }
    accessEntry(index);
    return value(index);
  }

  @CanIgnoreReturnValue
  @SuppressWarnings("unchecked") // known to be a V
  @Override
  public @Nullable V remove(@Nullable Object key) {

    ```
    
2. クローンしたリポジトリを、[Maven](https://maven.apache.org/)プロジェクトとして[Eclipse](https://www.eclipse.org/eclipseide/)や他のIDEにインポートします。

### OpenSearchプラグインのセットアップ

antrun:runを実行して、プラグインをpluginsディレクトリにダウンロードします：

    $ mvn antrun:run

### Fessの実行

IDE上で`org.codelibs.fess.FessBoot`を実行またはデバッグし、http://localhost:8080/ にアクセスします。

### パッケージのビルド

    return cellRowIndices.length;
  }

  @Override
  Cell<R, C, V> getCell(int index) {
    int rowIndex = cellRowIndices[index];
    Entry<R, ImmutableMap<C, V>> rowEntry = rowMap.entrySet().asList().get(rowIndex);
    ImmutableMap<C, V> row = rowEntry.getValue();
    int columnIndex = cellColumnInRowIndices[index];
    Entry<C, V> colEntry = row.entrySet().asList().get(columnIndex);