content: /*
   * Copyright 2013-2025 Real Logic Limited.
   *
   * 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
   *
   * https://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 uk.co.real_logic.sbe.generation.c;
  
  import org.agrona.generation.OutputManager;
  import org.agrona.Verify;
  
  import java.io.*;
  import java.nio.charset.StandardCharsets;
  import java.nio.file.Files;
  
  import static java.io.File.separatorChar;
  
  /**
   * {@link OutputManager} for managing the creation of C11 source files as the target of code generation.
   * The character encoding for the {@link java.io.Writer} is UTF-8.
   */
  public class COutputManager implements OutputManager
  {
      private final File outputDir;
  
      /**
       * Create a new {@link OutputManager} for generating C11 source files into a given package.
       *
       * @param baseDirName   for the generated source code.
       * @param namespaceName for the generated source code relative to the baseDirName.
       */
      public COutputManager(final String baseDirName, final String namespaceName)
      {
          Verify.notNull(baseDirName, "baseDirName");
          Verify.notNull(namespaceName, "applicableNamespace");
  
          final String dirName = baseDirName.endsWith("" + separatorChar) ? baseDirName : baseDirName + separatorChar;
          final String packageDirName = dirName + namespaceName.replace('.', '_');
  
          outputDir = new File(packageDirName);
          if (!outputDir.exists() && !outputDir.mkdirs())
          {
              throw new IllegalStateException("Unable to create directory: " + packageDirName);
          }
      }
  
      /**
       * Create a new output which will be a C11 source file in the given package.
       * <p>
       * The {@link java.io.Writer} should be closed once the caller has finished with it. The Writer is
       * buffered for efficient IO operations.
       *
       * @param name the name of the C struct.
       * @return a {@link java.io.Writer} to which the source code should be written.
       * @throws IOException if an issue occurs when creating the file.
       */
      public Writer createOutput(final String name) throws IOException
      {
          final File targetFile = new File(outputDir, name + ".h");
          return Files.newBufferedWriter(targetFile.toPath(), StandardCharsets.UTF_8);
      }
  }
  