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 com.datastax.oss.driver.internal.core.type;
  
  import com.datastax.oss.driver.api.core.data.TupleValue;
  import com.datastax.oss.driver.api.core.detach.AttachmentPoint;
  import com.datastax.oss.driver.api.core.type.DataType;
  import com.datastax.oss.driver.api.core.type.TupleType;
  import com.datastax.oss.driver.internal.core.data.DefaultTupleValue;
  import com.datastax.oss.driver.shaded.guava.common.base.Joiner;
  import com.datastax.oss.driver.shaded.guava.common.base.Preconditions;
  import com.datastax.oss.driver.shaded.guava.common.collect.ImmutableList;
  import edu.umd.cs.findbugs.annotations.NonNull;
  import java.io.IOException;
  import java.io.ObjectInputStream;
  import java.io.Serializable;
  import java.util.List;
  import net.jcip.annotations.Immutable;
  
  @Immutable
  public class DefaultTupleType implements TupleType, Serializable {
  
    private static final long serialVersionUID = 1;
  
    /** @serial */
    private final ImmutableList<DataType> componentTypes;
  
    private transient volatile AttachmentPoint attachmentPoint;
  
    public DefaultTupleType(
        @NonNull List<DataType> componentTypes, @NonNull AttachmentPoint attachmentPoint) {
      Preconditions.checkNotNull(componentTypes);
      this.componentTypes = ImmutableList.copyOf(componentTypes);
      this.attachmentPoint = attachmentPoint;
    }
  
    public DefaultTupleType(@NonNull List<DataType> componentTypes) {
      this(componentTypes, AttachmentPoint.NONE);
    }
  
    @NonNull
    @Override
    public List<DataType> getComponentTypes() {
      return componentTypes;
    }
  
    @NonNull
    @Override
    public TupleValue newValue() {
      return new DefaultTupleValue(this);
    }
  
    @NonNull
    @Override
    public TupleValue newValue(@NonNull Object... values) {
      return new DefaultTupleValue(this, values);
    }
  
    @Override
    public boolean isDetached() {
      return attachmentPoint == AttachmentPoint.NONE;
    }
  
    @Override
    public void attach(@NonNull AttachmentPoint attachmentPoint) {
      this.attachmentPoint = attachmentPoint;
      for (DataType componentType : componentTypes) {
        componentType.attach(attachmentPoint);
      }
    }
  
    @NonNull
    @Override
    public AttachmentPoint getAttachmentPoint() {
      return attachmentPoint;
    }
  
    @Override
    public boolean equals(Object other) {
      if (other == this) {
        return true;
      } else if (other instanceof TupleType) {
        TupleType that = (TupleType) other;
        return this.componentTypes.equals(that.getComponentTypes());
      } else {
        return false;
      }
    }
  
    @Override
    public int hashCode() {
      return componentTypes.hashCode();
    }
  
    @Override
    public String toString() {
      return "Tuple(" + WITH_COMMA.join(componentTypes) + ")";
    }
  
    private static final Joiner WITH_COMMA = Joiner.on(", ");
  
    private void readObject(ObjectInputStream in) throws IOException, ClassNotFoundException {
      in.defaultReadObject();
      Preconditions.checkNotNull(componentTypes);
      this.attachmentPoint = AttachmentPoint.NONE;
    }
  }
  