| /** |
| * @copyright |
| * ==================================================================== |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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. |
| * ==================================================================== |
| * @endcopyright |
| * |
| * @file JNIByteArray.cpp |
| * @brief Implementation of the class JNIByteArray |
| */ |
| #include "JNIByteArray.h" |
| #include "JNIUtil.h" |
| |
| /** |
| * Create a new object |
| * @param jba the local reference to the Java byte array |
| * @param flag that the underlying byte array reference should be deleted at |
| * destruction |
| */ |
| JNIByteArray::JNIByteArray(jbyteArray jba, |
| bool deleteByteArray, |
| bool abortOnRelease) |
| : m_array(jba), |
| m_data(!jba ? NULL |
| : JNIUtil::getEnv()->GetByteArrayElements(jba, NULL)), |
| m_deleteByteArray(deleteByteArray), |
| m_abortOnRelease(abortOnRelease) |
| {} |
| |
| JNIByteArray::~JNIByteArray() |
| { |
| if (m_array != NULL) |
| { |
| // Release the bytes |
| JNIUtil::getEnv()->ReleaseByteArrayElements( |
| m_array, m_data, |
| (m_abortOnRelease ? JNI_ABORT: JNI_COMMIT)); |
| if (m_deleteByteArray) |
| // And if needed the byte array. |
| JNIUtil::getEnv()->DeleteLocalRef(m_array); |
| } |
| } |
| |
| /** |
| * Returns the number of bytes in the byte array. |
| * @return the number of bytes |
| */ |
| int JNIByteArray::getLength() |
| { |
| if (m_data == NULL) |
| return 0; |
| else |
| return JNIUtil::getEnv()->GetArrayLength(m_array); |
| } |
| |
| /** |
| * Returns the bytes of the byte array. |
| * @return the bytes |
| */ |
| const signed char *JNIByteArray::getBytes() const |
| { |
| return m_data; |
| } |
| |
| /** |
| * Returns if the byte array was not set. |
| * @return if the byte array was not set |
| */ |
| bool JNIByteArray::isNull() const |
| { |
| return m_data == NULL; |
| } |