luni/src/main/native/IcuUtilities.cpp

/*
 * Copyright (C) 2013 The Android Open Source Project
 *
 * 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.
 */

#define LOG_TAG "IcuUtilities"

#include <nativehelper/JNIHelp.h>

#include "IcuUtilities.h"

#include "JniConstants.h"

bool maybeThrowIcuException(JNIEnv* env, const char* function, UErrorCode error) {
  if (U_SUCCESS(error)) {
    return false;
  }
  const char* exceptionClass = "java/lang/RuntimeException";
  if (error == U_ILLEGAL_ARGUMENT_ERROR) {
    exceptionClass = "java/lang/IllegalArgumentException";
  } else if (error == U_INDEX_OUTOFBOUNDS_ERROR || error == U_BUFFER_OVERFLOW_ERROR) {
    exceptionClass = "java/lang/ArrayIndexOutOfBoundsException";
  } else if (error == U_UNSUPPORTED_ERROR) {
    exceptionClass = "java/lang/UnsupportedOperationException";
  } else if (error == U_FORMAT_INEXACT_ERROR) {
    exceptionClass = "java/lang/ArithmeticException";
  }
  jniThrowExceptionFmt(env, exceptionClass, "%s failed: %s", function, u_errorName(error));
  return true;
}