content: /*
   * 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.bookkeeper.api.kv.options;
  
  import lombok.AccessLevel;
  import lombok.NoArgsConstructor;
  
  /**
   * A collection of default options.
   */
  @NoArgsConstructor(access = AccessLevel.PRIVATE)
  public final class Options {
  
      @SuppressWarnings("rawtypes")
      private static final DeleteOption DEFAULT_DELETE_OPTION = new DeleteOption() {
          @Override
          public Object endKey() {
              return null;
          }
  
          @Override
          public boolean prevKv() {
              return false;
          }
  
          @Override
          public void close() {
          }
  
          @Override
          public String toString() {
              return "DeleteOption(prevKv=false)";
          }
      };
  
      @SuppressWarnings("rawtypes")
      private static final DeleteOption DELETE_AND_GET_OPTION = new DeleteOption() {
          @Override
          public Object endKey() {
              return null;
          }
  
          @Override
          public boolean prevKv() {
              return true;
          }
  
          @Override
          public void close() {
          }
  
          @Override
          public String toString() {
              return "DeleteOption(prevKv=true)";
          }
      };
  
      @SuppressWarnings("rawtypes")
      private static final RangeOption GET_OPTION = new RangeOption() {
          @Override
          public long limit() {
              return 1;
          }
  
          @Override
          public long minModRev() {
              return Long.MIN_VALUE;
          }
  
          @Override
          public long maxModRev() {
              return Long.MAX_VALUE;
          }
  
          @Override
          public long minCreateRev() {
              return Long.MIN_VALUE;
          }
  
          @Override
          public long maxCreateRev() {
              return Long.MAX_VALUE;
          }
  
          @Override
          public boolean keysOnly() {
              return false;
          }
  
          @Override
          public boolean countOnly() {
              return false;
          }
  
          @Override
          public Object endKey() {
              return null;
          }
  
          @Override
          public void close() {
          }
  
          @Override
          public String toString() {
              return "RangeOption(limit=1)";
          }
      };
  
      @SuppressWarnings("rawtypes")
      private static final PutOption BLIND_PUT_OPTION = new PutOption() {
  
          @Override
          public void close() {
          }
  
          @Override
          public boolean prevKv() {
              return false;
          }
  
          @Override
          public String toString() {
              return "PutOption(prevKv=false)";
          }
  
      };
  
      @SuppressWarnings("rawtypes")
      private static final PutOption PUT_AND_GET_OPTION = new PutOption() {
  
          @Override
          public void close() {
          }
  
          @Override
          public boolean prevKv() {
              return true;
          }
  
          @Override
          public String toString() {
              return "PutOption(prevKv=true)";
          }
  
      };
  
      @SuppressWarnings("rawtypes")
      private static final IncrementOption BLIND_INCREMENT_OPTION = new IncrementOption() {
          @Override
          public boolean getTotal() {
              return false;
          }
  
          @Override
          public void close() {
          }
  
          @Override
          public String toString() {
              return "IncrementOption(getTotal=false)";
          }
      };
  
      @SuppressWarnings("rawtypes")
      private static final IncrementOption INCREMENT_AND_GET_OPTION = new IncrementOption() {
          @Override
          public boolean getTotal() {
              return true;
          }
  
          @Override
          public void close() {
          }
  
          @Override
          public String toString() {
              return "IncrementOption(getTotal=true)";
          }
      };
  
      @SuppressWarnings("unchecked")
      public static <K> PutOption<K> blindPut() {
          return (PutOption<K>) BLIND_PUT_OPTION;
      }
  
      @SuppressWarnings("unchecked")
      public static <K> IncrementOption<K> blindIncrement() {
          return (IncrementOption<K>) BLIND_INCREMENT_OPTION;
      }
  
      @SuppressWarnings("unchecked")
      public static <K> IncrementOption<K> incrementAndGet() {
          return (IncrementOption<K>) INCREMENT_AND_GET_OPTION;
      }
  
      @SuppressWarnings("unchecked")
      public static <K> PutOption<K> putAndGet() {
          return (PutOption<K>) PUT_AND_GET_OPTION;
      }
  
      @SuppressWarnings("unchecked")
      public static <K> RangeOption<K> get() {
          return (RangeOption<K>) GET_OPTION;
      }
  
      @SuppressWarnings("unchecked")
      public static <K> DeleteOption<K> delete() {
          return (DeleteOption<K>) DEFAULT_DELETE_OPTION;
      }
  
      @SuppressWarnings("unchecked")
      public static <K> DeleteOption<K> deleteAndGet() {
          return (DeleteOption<K>) DELETE_AND_GET_OPTION;
      }
  
  }
  