Java 类org.apache.hadoop.hbase.io.hfile.bucket.FileIOEngine 实例源码

项目：HIndex 文件：TestFileIOEngine.java

@Test
public void testFileIOEngine() throws IOException {
  int size = 2 * 1024 * 1024; // 2 MB
  String filePath = "testFileIOEngine";
  try {
    FileIOEngine fileIOEngine = new FileIOEngine(filePath, size);
    for (int i = 0; i < 50; i++) {
      int len = (int) Math.floor(Math.random() * 100);
      long offset = (long) Math.floor(Math.random() * size % (size - len));
      byte[] data1 = new byte[len];
      for (int j = 0; j < data1.length; ++j) {
        data1[j] = (byte) (Math.random() * 255);
      }
      byte[] data2 = new byte[len];
      fileIOEngine.write(ByteBuffer.wrap(data1), offset);
      fileIOEngine.read(ByteBuffer.wrap(data2), offset);
      for (int j = 0; j < data1.length; ++j) {
        assertTrue(data1[j] == data2[j]);
      }
    }
  } finally {
    File file = new File(filePath);
    if (file.exists()) {
      file.delete();
    }
  }

}

项目：PyroDB 文件：TestFileIOEngine.java

@Test
public void testFileIOEngine() throws IOException {
  int size = 2 * 1024 * 1024; // 2 MB
  String filePath = "testFileIOEngine";
  try {
    FileIOEngine fileIOEngine = new FileIOEngine(filePath, size);
    for (int i = 0; i < 50; i++) {
      int len = (int) Math.floor(Math.random() * 100);
      long offset = (long) Math.floor(Math.random() * size % (size - len));
      byte[] data1 = new byte[len];
      for (int j = 0; j < data1.length; ++j) {
        data1[j] = (byte) (Math.random() * 255);
      }
      byte[] data2 = new byte[len];
      fileIOEngine.write(ByteBuffer.wrap(data1), offset);
      fileIOEngine.read(ByteBuffer.wrap(data2), offset);
      for (int j = 0; j < data1.length; ++j) {
        assertTrue(data1[j] == data2[j]);
      }
    }
  } finally {
    File file = new File(filePath);
    if (file.exists()) {
      file.delete();
    }
  }

}

项目：c5 文件：TestFileIOEngine.java

@Test
public void testFileIOEngine() throws IOException {
  int size = 2 * 1024 * 1024; // 2 MB
  String filePath = "testFileIOEngine";
  try {
    FileIOEngine fileIOEngine = new FileIOEngine(filePath, size);
    for (int i = 0; i < 50; i++) {
      int len = (int) Math.floor(Math.random() * 100);
      long offset = (long) Math.floor(Math.random() * size % (size - len));
      byte[] data1 = new byte[len];
      for (int j = 0; j < data1.length; ++j) {
        data1[j] = (byte) (Math.random() * 255);
      }
      byte[] data2 = new byte[len];
      fileIOEngine.write(ByteBuffer.wrap(data1), offset);
      fileIOEngine.read(ByteBuffer.wrap(data2), offset);
      for (int j = 0; j < data1.length; ++j) {
        assertTrue(data1[j] == data2[j]);
      }
    }
  } finally {
    File file = new File(filePath);
    if (file.exists()) {
      file.delete();
    }
  }

}

项目：DominoHBase 文件：TestFileIOEngine.java

@Test
public void testFileIOEngine() throws IOException {
  int size = 2 * 1024 * 1024; // 2 MB
  String filePath = "testFileIOEngine";
  try {
    FileIOEngine fileIOEngine = new FileIOEngine(filePath, size);
    for (int i = 0; i < 50; i++) {
      int len = (int) Math.floor(Math.random() * 100);
      long offset = (long) Math.floor(Math.random() * size % (size - len));
      byte[] data1 = new byte[len];
      for (int j = 0; j < data1.length; ++j) {
        data1[j] = (byte) (Math.random() * 255);
      }
      byte[] data2 = new byte[len];
      fileIOEngine.write(ByteBuffer.wrap(data1), offset);
      fileIOEngine.read(ByteBuffer.wrap(data2), offset);
      for (int j = 0; j < data1.length; ++j) {
        assertTrue(data1[j] == data2[j]);
      }
    }
  } finally {
    File file = new File(filePath);
    if (file.exists()) {
      file.delete();
    }
  }

}