content: /*
   * Licensed 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 io.airlift.bytecode.expression;
  
  import com.google.common.base.Joiner;
  import com.google.common.collect.ImmutableList;
  import io.airlift.bytecode.BytecodeBlock;
  import io.airlift.bytecode.BytecodeNode;
  import io.airlift.bytecode.MethodGenerationContext;
  import io.airlift.bytecode.ParameterizedType;
  
  import java.util.List;
  
  import static java.util.Objects.requireNonNull;
  
  class NewInstanceBytecodeExpression
          extends BytecodeExpression
  {
      private final List<BytecodeExpression> parameters;
      private final ImmutableList<ParameterizedType> parameterTypes;
  
      public NewInstanceBytecodeExpression(
              ParameterizedType type,
              Iterable<ParameterizedType> parameterTypes,
              Iterable<? extends BytecodeExpression> parameters)
      {
          super(type);
          this.parameterTypes = ImmutableList.copyOf(requireNonNull(parameterTypes, "parameterTypes is null"));
          this.parameters = ImmutableList.copyOf(requireNonNull(parameters, "parameters is null"));
      }
  
      @Override
      public BytecodeNode getBytecode(MethodGenerationContext generationContext)
      {
          BytecodeBlock block = new BytecodeBlock()
                  .newObject(getType())
                  .dup();
  
          for (BytecodeExpression parameter : parameters) {
              block.append(parameter);
          }
          return block.invokeConstructor(getType(), parameterTypes);
      }
  
      @Override
      protected String formatOneLine()
      {
          return "new " + getType().getSimpleName() + "(" + Joiner.on(", ").join(parameters) + ")";
      }
  
      @Override
      public List<BytecodeNode> getChildNodes()
      {
          return ImmutableList.copyOf(parameters);
      }
  }
  