StackFrame.java

/**
 * Copyright (c) 2015-present, Facebook, Inc.
 * All rights reserved.
 *
 * This source code is licensed under the BSD-style license found in the
 * LICENSE file in the root directory of this source tree. An additional grant
 * of patent rights can be found in the PATENTS file in the same directory.
 */

package com.facebook.react.devsupport.interfaces;

/**
  * Represents a generic entry in a stack trace, be it originally from JS or Java.
  */
public interface StackFrame {
  /**
    * Get the file this stack frame points to.
    *
    * JS traces return the full path to the file here, while Java traces only return the file name
    * (the path is not known).
    */
  public String getFile();

  /**
    * Get the name of the method this frame points to.
    */
  public String getMethod();

  /**
    * Get the line number this frame points to in the file returned by {@link #getFile()}.
    */
  public int getLine();

  /**
    * Get the column this frame points to in the file returned by {@link #getFile()}.
    */
  public int getColumn();

  /**
    * Get just the name of the file this frame points to.
    *
    * For JS traces this is different from {@link #getFile()} in that it only returns the file
    * name, not the full path. For Java traces there is no difference.
    */
  public String getFileName();
}