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.api.core.cql;
  
  import com.datastax.oss.driver.api.core.CqlIdentifier;
  import com.datastax.oss.driver.internal.core.cql.DefaultSimpleStatement;
  import com.datastax.oss.protocol.internal.util.collection.NullAllowingImmutableList;
  import com.datastax.oss.protocol.internal.util.collection.NullAllowingImmutableMap;
  import edu.umd.cs.findbugs.annotations.NonNull;
  import edu.umd.cs.findbugs.annotations.Nullable;
  import java.util.Arrays;
  import java.util.List;
  import java.util.Map;
  import net.jcip.annotations.NotThreadSafe;
  
  /**
   * A builder to create a simple statement.
   *
   * <p>This class is mutable and not thread-safe.
   */
  @NotThreadSafe
  public class SimpleStatementBuilder
      extends StatementBuilder<SimpleStatementBuilder, SimpleStatement> {
  
    @NonNull private String query;
    @Nullable private CqlIdentifier keyspace;
    @Nullable private NullAllowingImmutableList.Builder<Object> positionalValuesBuilder;
    @Nullable private NullAllowingImmutableMap.Builder<CqlIdentifier, Object> namedValuesBuilder;
  
    public SimpleStatementBuilder(@NonNull String query) {
      this.query = query;
    }
  
    public SimpleStatementBuilder(@NonNull SimpleStatement template) {
      super(template);
      if (!template.getPositionalValues().isEmpty() && !template.getNamedValues().isEmpty()) {
        throw new IllegalArgumentException(
            "Illegal statement to copy, can't have both named and positional values");
      }
  
      this.query = template.getQuery();
      if (!template.getPositionalValues().isEmpty()) {
        this.positionalValuesBuilder =
            NullAllowingImmutableList.builder(template.getPositionalValues().size())
                .addAll(template.getPositionalValues());
      }
      if (!template.getNamedValues().isEmpty()) {
        this.namedValuesBuilder =
            NullAllowingImmutableMap.<CqlIdentifier, Object>builder(template.getNamedValues().size())
                .putAll(template.getNamedValues());
      }
    }
  
    /** @see SimpleStatement#getQuery() */
    @NonNull
    public SimpleStatementBuilder setQuery(@NonNull String query) {
      this.query = query;
      return this;
    }
  
    /** @see SimpleStatement#getKeyspace() */
    @NonNull
    public SimpleStatementBuilder setKeyspace(@Nullable CqlIdentifier keyspace) {
      this.keyspace = keyspace;
      return this;
    }
  
    /**
     * Shortcut for {@link #setKeyspace(CqlIdentifier)
     * setKeyspace(CqlIdentifier.fromCql(keyspaceName))}.
     */
    @NonNull
    public SimpleStatementBuilder setKeyspace(@Nullable String keyspaceName) {
      return setKeyspace(keyspaceName == null ? null : CqlIdentifier.fromCql(keyspaceName));
    }
  
    /** @see SimpleStatement#setPositionalValues(List) */
    @NonNull
    public SimpleStatementBuilder addPositionalValue(@Nullable Object value) {
      if (namedValuesBuilder != null) {
        throw new IllegalArgumentException(
            "Can't have both positional and named values in a statement.");
      }
      if (positionalValuesBuilder == null) {
        positionalValuesBuilder = NullAllowingImmutableList.builder();
      }
      positionalValuesBuilder.add(value);
      return this;
    }
  
    /** @see SimpleStatement#setPositionalValues(List) */
    @NonNull
    public SimpleStatementBuilder addPositionalValues(@NonNull Iterable<Object> values) {
      if (namedValuesBuilder != null) {
        throw new IllegalArgumentException(
            "Can't have both positional and named values in a statement.");
      }
      if (positionalValuesBuilder == null) {
        positionalValuesBuilder = NullAllowingImmutableList.builder();
      }
      positionalValuesBuilder.addAll(values);
      return this;
    }
  
    /** @see SimpleStatement#setPositionalValues(List) */
    @NonNull
    public SimpleStatementBuilder addPositionalValues(@NonNull Object... values) {
      return addPositionalValues(Arrays.asList(values));
    }
  
    /** @see SimpleStatement#setPositionalValues(List) */
    @NonNull
    public SimpleStatementBuilder clearPositionalValues() {
      positionalValuesBuilder = NullAllowingImmutableList.builder();
      return this;
    }
  
    /** @see SimpleStatement#setNamedValuesWithIds(Map) */
    @NonNull
    public SimpleStatementBuilder addNamedValue(@NonNull CqlIdentifier name, @Nullable Object value) {
      if (positionalValuesBuilder != null) {
        throw new IllegalArgumentException(
            "Can't have both positional and named values in a statement.");
      }
      if (namedValuesBuilder == null) {
        namedValuesBuilder = NullAllowingImmutableMap.builder();
      }
      namedValuesBuilder.put(name, value);
      return this;
    }
  
    /**
     * Shortcut for {@link #addNamedValue(CqlIdentifier, Object)
     * addNamedValue(CqlIdentifier.fromCql(name), value)}.
     */
    @NonNull
    public SimpleStatementBuilder addNamedValue(@NonNull String name, @Nullable Object value) {
      return addNamedValue(CqlIdentifier.fromCql(name), value);
    }
  
    /** @see SimpleStatement#setNamedValuesWithIds(Map) */
    @NonNull
    public SimpleStatementBuilder clearNamedValues() {
      namedValuesBuilder = NullAllowingImmutableMap.builder();
      return this;
    }
  
    @NonNull
    @Override
    public SimpleStatement build() {
      return new DefaultSimpleStatement(
          query,
          (positionalValuesBuilder == null)
              ? NullAllowingImmutableList.of()
              : positionalValuesBuilder.build(),
          (namedValuesBuilder == null) ? NullAllowingImmutableMap.of() : namedValuesBuilder.build(),
          executionProfileName,
          executionProfile,
          keyspace,
          routingKeyspace,
          routingKey,
          routingToken,
          buildCustomPayload(),
          idempotent,
          tracing,
          timestamp,
          pagingState,
          pageSize,
          consistencyLevel,
          serialConsistencyLevel,
          timeout,
          node,
          nowInSeconds);
    }
  }
  