ucar.unidata.io.RandomAccessFile.writeInt()方法的使用及代码示例

x33g5p2x  于2022-01-29 转载在 其他  
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本文整理了Java中ucar.unidata.io.RandomAccessFile.writeInt方法的一些代码示例，展示了RandomAccessFile.writeInt的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。RandomAccessFile.writeInt方法的具体详情如下：
包路径：ucar.unidata.io.RandomAccessFile
类名称：RandomAccessFile
方法名：writeInt

RandomAccessFile.writeInt介绍

[英]Writes an int to the file as four bytes, high byte first.
[中]将int作为四个字节写入文件，高字节优先。

代码示例

代码示例来源：origin: edu.ucar/netcdf

  1. /**
  2.  * Write an array of ints
  3.  *
  4.  * @param pa    write from this array
  5.  * @param start starting with this element in the array
  6.  * @param n     write this number of elements
  7.  * @throws IOException on read error
  8.  */
  9. public final void writeInt(int[] pa, int start, int n) throws IOException {
  10.  for (int i = 0; i < n; i++) {
  11.   writeInt(pa[start + i]);
  12.  }
  13. }

代码示例来源：origin: Unidata/thredds

  1. /**
  2.  * Write an array of ints
  3.  *
  4.  * @param pa    write from this array
  5.  * @param start starting with this element in the array
  6.  * @param n     write this number of elements
  7.  * @throws IOException on read error
  8.  */
  9. public final void writeInt(int[] pa, int start, int n) throws IOException {
  10.  for (int i = 0; i < n; i++) {
  11.   writeInt(pa[start + i]);
  12.  }
  13. }

代码示例来源：origin: edu.ucar/cdm

  1. /**
  2.  * Write an array of ints
  3.  *
  4.  * @param pa    write from this array
  5.  * @param start starting with this element in the array
  6.  * @param n     write this number of elements
  7.  * @throws IOException on read error
  8.  */
  9. public final void writeInt(int[] pa, int start, int n) throws IOException {
  10.  for (int i = 0; i < n; i++) {
  11.   writeInt(pa[start + i]);
  12.  }
  13. }

代码示例来源：origin: edu.ucar/unidataCommon

  1. /**
  2.  * Write an array of ints
  3.  *
  4.  * @param pa    write from this array
  5.  * @param start starting with this element in the array
  6.  * @param n     write this number of elements
  7.  * @throws IOException on read error
  8.  */
  9. public final void writeInt(int[] pa, int start, int n) throws IOException {
  10.  for (int i = 0; i < n; i++) {
  11.   writeInt(pa[start + i]);
  12.  }
  13. }

代码示例来源：origin: Unidata/thredds

  1. /**
  2.  * Converts the float argument to an <code>int</code> using the
  3.  * <code>floatToIntBits</code> method in class <code>Float</code>,
  4.  * and then writes that <code>int</code> value to the file as a
  5.  * 4-byte quantity, high byte first.
  6.  *
  7.  * @param v a <code>float</code> value to be written.
  8.  * @throws IOException if an I/O error occurs.
  9.  * @see java.lang.Float#floatToIntBits(float)
  10.  */
  11. public final void writeFloat(float v) throws IOException {
  12.  writeInt(Float.floatToIntBits(v));
  13. }

代码示例来源：origin: edu.ucar/netcdf

  1. /**
  2.  * Converts the float argument to an <code>int</code> using the
  3.  * <code>floatToIntBits</code> method in class <code>Float</code>,
  4.  * and then writes that <code>int</code> value to the file as a
  5.  * 4-byte quantity, high byte first.
  6.  *
  7.  * @param v a <code>float</code> value to be written.
  8.  * @throws IOException if an I/O error occurs.
  9.  * @see java.lang.Float#floatToIntBits(float)
  10.  */
  11. public final void writeFloat(float v) throws IOException {
  12.  writeInt(Float.floatToIntBits(v));
  13. }

代码示例来源：origin: edu.ucar/cdm

  1. /**
  2.  * Converts the float argument to an <code>int</code> using the
  3.  * <code>floatToIntBits</code> method in class <code>Float</code>,
  4.  * and then writes that <code>int</code> value to the file as a
  5.  * 4-byte quantity, high byte first.
  6.  *
  7.  * @param v a <code>float</code> value to be written.
  8.  * @throws IOException if an I/O error occurs.
  9.  * @see java.lang.Float#floatToIntBits(float)
  10.  */
  11. public final void writeFloat(float v) throws IOException {
  12.  writeInt(Float.floatToIntBits(v));
  13. }

代码示例来源：origin: edu.ucar/unidataCommon

  1. /**
  2.  * Converts the float argument to an <code>int</code> using the
  3.  * <code>floatToIntBits</code> method in class <code>Float</code>,
  4.  * and then writes that <code>int</code> value to the file as a
  5.  * 4-byte quantity, high byte first.
  6.  *
  7.  * @param v a <code>float</code> value to be written.
  8.  * @throws IOException if an I/O error occurs.
  9.  * @see java.lang.Float#floatToIntBits(float)
  10.  */
  11. public final void writeFloat(float v) throws IOException {
  12.  writeInt(Float.floatToIntBits(v));
  13. }

代码示例来源：origin: Unidata/thredds

  1. void writeNumrecs() throws IOException {
  2.  // set number of records in the header
  3.  raf.seek(4);
  4.  raf.writeInt(numrecs);
  5. }

代码示例来源：origin: edu.ucar/netcdf

  1. void writeNumrecs() throws IOException {
  2.  // set number of records in the header
  3.  raf.seek(4);
  4.  raf.writeInt(numrecs);
  5. }

代码示例来源：origin: edu.ucar/cdm

  1. void writeNumrecs() throws IOException {
  2.  // set number of records in the header
  3.  raf.seek(4);
  4.  raf.writeInt(numrecs);
  5. }

代码示例来源：origin: edu.ucar/cdm

  1. private void writeString(String s) throws IOException {
  2. //   if (s.length() == 0)
  3.  //   System.out.println("HEY");
  4.  byte[] b = s.getBytes(CDM.utf8Charset); // all strings are encoded in UTF-8 Unicode.
  5.  raf.writeInt(b.length);
  6.  raf.write(b);
  7.  pad(b.length, (byte) 0);
  8. }

代码示例来源：origin: edu.ucar/netcdf

  1. private void writeString(String s) throws IOException {
  2. //   if (s.length() == 0)
  3.  //   System.out.println("HEY");
  4.  byte[] b = s.getBytes(CDM.utf8Charset); // all strings are encoded in UTF-8 Unicode.
  5.  raf.writeInt(b.length);
  6.  raf.write(b);
  7.  pad(b.length, (byte) 0);
  8. }

代码示例来源：origin: Unidata/thredds

  1. private void writeString(String s) throws IOException {
  2. //   if (s.length() == 0)
  3.  //   System.out.println("HEY");
  4.  byte[] b = s.getBytes(CDM.utf8Charset); // all strings are encoded in UTF-8 Unicode.
  5.  raf.writeInt(b.length);
  6.  raf.write(b);
  7.  pad(b.length, (byte) 0);
  8. }

代码示例来源：origin: edu.ucar/netcdf

  1. private int writeAttributeValue(Number numValue) throws IOException {
  2.  if (numValue instanceof Byte) {
  3.   raf.write(numValue.byteValue());
  4.   return 1;
  5.  } else if (numValue instanceof Short) {
  6.   raf.writeShort(numValue.shortValue());
  7.   return 2;
  8.  } else if (numValue instanceof Integer) {
  9.   raf.writeInt(numValue.intValue());
  10.   return 4;
  11.  } else if (numValue instanceof Float) {
  12.   raf.writeFloat(numValue.floatValue());
  13.   return 4;
  14.  } else if (numValue instanceof Double) {
  15.   raf.writeDouble(numValue.doubleValue());
  16.   return 8;
  17.  }
  18.  throw new IllegalStateException("unknown attribute type == " + numValue.getClass().getName());
  19. }

代码示例来源：origin: edu.ucar/cdm

  1. private int writeAttributeValue(Number numValue) throws IOException {
  2.  if (numValue instanceof Byte) {
  3.   raf.write(numValue.byteValue());
  4.   return 1;
  5.  } else if (numValue instanceof Short) {
  6.   raf.writeShort(numValue.shortValue());
  7.   return 2;
  8.  } else if (numValue instanceof Integer) {
  9.   raf.writeInt(numValue.intValue());
  10.   return 4;
  11.  } else if (numValue instanceof Float) {
  12.   raf.writeFloat(numValue.floatValue());
  13.   return 4;
  14.  } else if (numValue instanceof Double) {
  15.   raf.writeDouble(numValue.doubleValue());
  16.   return 8;
  17.  }
  18.  throw new IllegalStateException("unknown attribute type == " + numValue.getClass().getName());
  19. }

代码示例来源：origin: Unidata/thredds

  1. private int writeAttributeValue(Number numValue) throws IOException {
  2.  if (numValue instanceof Byte) {
  3.   raf.write(numValue.byteValue());
  4.   return 1;
  5.  } else if (numValue instanceof Short) {
  6.   raf.writeShort(numValue.shortValue());
  7.   return 2;
  8.  } else if (numValue instanceof Integer) {
  9.   raf.writeInt(numValue.intValue());
  10.   return 4;
  11.  } else if (numValue instanceof Float) {
  12.   raf.writeFloat(numValue.floatValue());
  13.   return 4;
  14.  } else if (numValue instanceof Double) {
  15.   raf.writeDouble(numValue.doubleValue());
  16.   return 8;
  17.  }
  18.  throw new IllegalStateException("unknown attribute type == " + numValue.getClass().getName());
  19. }

代码示例来源：origin: edu.ucar/cdm

  1. private void writeAtts(List<Attribute> atts, Formatter fout) throws IOException {
  2.  int n = atts.size();
  3.  if (n == 0) {
  4.   raf.writeInt(0);
  5.   raf.writeInt(0);
  6.  } else {
  7.   raf.writeInt(MAGIC_ATT);
  8.   raf.writeInt(n);
  9.  }
  10.  for (int i = 0; i < n; i++) {
  11.   if (fout != null) fout.format("***att %d pos= %d%n", i, raf.getFilePointer());
  12.   Attribute att = atts.get(i);
  13.   writeString(att.getShortName());
  14.   int type = getType(att.getDataType());
  15.   raf.writeInt(type);
  16.   if (type == 2) {
  17.    writeStringValues(att);
  18.   } else {
  19.    int nelems = att.getLength();
  20.    raf.writeInt(nelems);
  21.    int nbytes = 0;
  22.    for (int j = 0; j < nelems; j++)
  23.     nbytes += writeAttributeValue(att.getNumericValue(j));
  24.    pad(nbytes, (byte) 0);
  25.    if (fout != null) fout.format(" end write val pos= %d%n", raf.getFilePointer());
  26.   }
  27.   if (fout != null) fout.format("  %s%n", att);
  28.  }
  29. }

代码示例来源：origin: Unidata/thredds

  1. private void writeAtts(List<Attribute> atts, Formatter fout) throws IOException {
  2.  int n = atts.size();
  3.  if (n == 0) {
  4.   raf.writeInt(0);
  5.   raf.writeInt(0);
  6.  } else {
  7.   raf.writeInt(MAGIC_ATT);
  8.   raf.writeInt(n);
  9.  }
  10.  for (int i = 0; i < n; i++) {
  11.   if (fout != null) fout.format("***att %d pos= %d%n", i, raf.getFilePointer());
  12.   Attribute att = atts.get(i);
  13.   writeString(att.getShortName());
  14.   int type = getType(att.getDataType());
  15.   raf.writeInt(type);
  16.   if (type == 2) {
  17.    writeStringValues(att);
  18.   } else {
  19.    int nelems = att.getLength();
  20.    raf.writeInt(nelems);
  21.    int nbytes = 0;
  22.    for (int j = 0; j < nelems; j++)
  23.     nbytes += writeAttributeValue(att.getNumericValue(j));
  24.    pad(nbytes, (byte) 0);
  25.    if (fout != null) fout.format(" end write val pos= %d%n", raf.getFilePointer());
  26.   }
  27.   if (fout != null) fout.format("  %s%n", att);
  28.  }
  29. }

代码示例来源：origin: edu.ucar/netcdf

  1. private void writeAtts(List<Attribute> atts, Formatter fout) throws IOException {
  2.  int n = atts.size();
  3.  if (n == 0) {
  4.   raf.writeInt(0);
  5.   raf.writeInt(0);
  6.  } else {
  7.   raf.writeInt(MAGIC_ATT);
  8.   raf.writeInt(n);
  9.  }
  10.  for (int i = 0; i < n; i++) {
  11.   if (fout != null) fout.format("***att %d pos= %d\n", i, raf.getFilePointer());
  12.   Attribute att = atts.get(i);
  13.   writeString(att.getShortName());
  14.   int type = getType(att.getDataType());
  15.   raf.writeInt(type);
  16.   if (type == 2) {
  17.    writeStringValues(att);
  18.   } else {
  19.    int nelems = att.getLength();
  20.    raf.writeInt(nelems);
  21.    int nbytes = 0;
  22.    for (int j = 0; j < nelems; j++)
  23.     nbytes += writeAttributeValue(att.getNumericValue(j));
  24.    pad(nbytes, (byte) 0);
  25.    if (fout != null) fout.format(" end write val pos= %d\n", raf.getFilePointer());
  26.   }
  27.   if (fout != null) fout.format("  %s\n", att);
  28.  }
  29. }

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