org.reflections.vfs.SystemFile Maven / Gradle / Ivy

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package org.reflections.vfs;

import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.InputStream;

/**
 * an implementation of {@link org.reflections.vfs.Vfs.File} for a directory {@link java.io.File}
 */
public class SystemFile implements Vfs.File {
  private final SystemDir root;
  private final java.io.File file;

  public SystemFile(final SystemDir root, java.io.File file) {
    this.root = root;
    this.file = file;
  }

  public String getName() {
    return file.getName();
  }

  public String getRelativePath() {
    String filepath = file.getPath().replace("\\", "/");
    if (filepath.startsWith(root.getPath())) {
      return filepath.substring(root.getPath().length() + 1);
    }

    return null; //should not get here
  }

  public InputStream openInputStream() {
    try {
      return new FileInputStream(file);
    } catch (FileNotFoundException e) {
      throw new RuntimeException(e);
    }
  }

  @Override
  public String toString() {
    return file.toString();
  }
}