org.apache.geode.management.internal.cli.converters.IndexTypeConverter Maven / Gradle / Ivy

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Apache Geode provides a database-like consistency model, reliable transaction processing and a shared-nothing architecture to maintain very low latency performance with high concurrency processing

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/*
 * 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.
 */
package org.apache.geode.management.internal.cli.converters;

import java.util.List;

import org.springframework.shell.core.Completion;
import org.springframework.shell.core.Converter;
import org.springframework.shell.core.MethodTarget;

import org.apache.geode.management.cli.ConverterHint;

/***
 * Added converter to enable auto-completion for index-type
 *
 */
public class IndexTypeConverter implements Converter {

  @Override
  public boolean supports(Class type, String optionContext) {
    return String.class.equals(type) && ConverterHint.INDEX_TYPE.equals(optionContext);
  }

  @Override
  public String convertFromText(String value, Class targetType, String optionContext) {
    return value;
  }

  @Override
  public boolean getAllPossibleValues(List completions, Class targetType,
      String existingData, String optionContext, MethodTarget target) {

    if (String.class.equals(targetType) && ConverterHint.INDEX_TYPE.equals(optionContext)) {
      completions.add(new Completion("range"));
      completions.add(new Completion("key"));
      completions.add(new Completion("hash"));
    }
    return !completions.isEmpty();
  }
}