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src/subversion/subversion/bindings/javahl/native/ProplistCallback.cpp  view on Meta::CPAN

                           apr_hash_t *prop_hash,
                           apr_array_header_t *inherited_props,
                           apr_pool_t *pool)
{
  if (baton)
    {
      ProplistCallback *cb = static_cast<ProplistCallback *>(baton);

      if (cb->inherited())
        return cb->singlePath(path, prop_hash, inherited_props, pool);
      else
        return cb->singlePath(path, prop_hash, pool);
    }

  return SVN_NO_ERROR;
}

/**
 * Callback called for a single path
 * @param path      the path name
 * @param prop_hash the hash of properties on this path
 * @param pool      memory pool for the use of this function
 */
svn_error_t *ProplistCallback::singlePath(const char *path,
                                          apr_hash_t *prop_hash,
                                          apr_pool_t *pool)
{
  JNIEnv *env = JNIUtil::getEnv();

  // Create a local frame for our references
  env->PushLocalFrame(LOCAL_FRAME_SIZE);
  if (JNIUtil::isJavaExceptionThrown())
    return NULL;

  // The method id will not change during the time this library is
  // loaded, so it can be cached.
  static volatile jmethodID mid = 0;
  if (mid == 0)
    {
      jclass clazz = env->FindClass(JAVA_PACKAGE"/callback/ProplistCallback");
      if (JNIUtil::isJavaExceptionThrown())
        return SVN_NO_ERROR;

      mid = env->GetMethodID(clazz, "singlePath",
                             "(Ljava/lang/String;Ljava/util/Map;)V");
      if (JNIUtil::isJavaExceptionThrown() || mid == 0)
        POP_AND_RETURN(SVN_NO_ERROR);
    }

  // convert the parameters to their Java relatives
  jstring jpath = JNIUtil::makeJString(path);
  if (JNIUtil::isJavaExceptionThrown())
    POP_AND_RETURN(SVN_NO_ERROR);

  jobject jmap = CreateJ::PropertyMap(prop_hash);
  if (JNIUtil::isJavaExceptionThrown())
    POP_AND_RETURN(SVN_NO_ERROR);

  // call the Java method
  env->CallVoidMethod(m_callback, mid, jpath, jmap);
  // We return whether an exception was thrown or not.

  env->PopLocalFrame(NULL);

  return SVN_NO_ERROR;
}



/**
 * Callback called for a single path
 * @param path      the path name
 * @param prop_hash the hash of properties on this path
 * @param inherited_props list of inherited props
 * @param pool      memory pool for the use of this function
 */
svn_error_t *ProplistCallback::singlePath(
    const char *path,
    apr_hash_t *prop_hash,
    apr_array_header_t *inherited_props,
    apr_pool_t *pool)
{
  JNIEnv *env = JNIUtil::getEnv();

  // Create a local frame for our references
  env->PushLocalFrame(LOCAL_FRAME_SIZE);
  if (JNIUtil::isJavaExceptionThrown())
    return NULL;

  // The method id will not change during the time this library is
  // loaded, so it can be cached.
  static jmethodID mid = 0;
  if (mid == 0)
    {
      jclass clazz = env->FindClass(JAVA_PACKAGE"/callback/InheritedProplistCallback");
      if (JNIUtil::isJavaExceptionThrown())
        return SVN_NO_ERROR;

      mid = env->GetMethodID(clazz, "singlePath",
                             "(Ljava/lang/String;Ljava/util/Map;Ljava/util/Collection;)V");
      if (JNIUtil::isJavaExceptionThrown() || mid == 0)
        POP_AND_RETURN(SVN_NO_ERROR);
    }

  // convert the parameters to their Java relatives
  jstring jpath = JNIUtil::makeJString(path);
  if (JNIUtil::isJavaExceptionThrown())
    POP_AND_RETURN(SVN_NO_ERROR);

  jobject jmap = CreateJ::PropertyMap(prop_hash);
  if (JNIUtil::isJavaExceptionThrown())
    POP_AND_RETURN(SVN_NO_ERROR);

  jobject jiprops = CreateJ::InheritedProps(inherited_props);
  if (JNIUtil::isJavaExceptionThrown())
    POP_AND_RETURN(SVN_NO_ERROR);

  // call the Java method
  env->CallVoidMethod(m_callback, mid, jpath, jmap, jiprops);
  // We return whether an exception was thrown or not.

  env->PopLocalFrame(NULL);

  return SVN_NO_ERROR;
}