本文整理了Java中org.apache.hadoop.record.Utils.writeUtf8()方法的一些代码示例，展示了Utils.writeUtf8()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。Utils.writeUtf8()方法的具体详情如下：
包路径：org.apache.hadoop.record.Utils
类名称：Utils
方法名：writeUtf8

Utils.writeUtf8介绍

暂无

代码示例

代码示例来源：origin: ch.cern.hadoop/hadoop-common

static void toBinaryString(final DataOutput out, final String str)
 throws IOException {
 final int strlen = str.length();
 byte[] bytes = new byte[strlen*4]; // Codepoints expand to 4 bytes max
 int utf8Len = 0;
 int idx = 0;
 while(idx < strlen) {
  final int cpt = str.codePointAt(idx);
  idx += Character.isSupplementaryCodePoint(cpt) ? 2 : 1;
  utf8Len += writeUtf8(cpt, bytes, utf8Len);
 }
 writeVInt(out, utf8Len);
 out.write(bytes, 0, utf8Len);
}

代码示例来源：origin: com.facebook.hadoop/hadoop-core

static void toBinaryString(final DataOutput out, final String str)
 throws IOException {
 final int strlen = str.length();
 byte[] bytes = new byte[strlen*4]; // Codepoints expand to 4 bytes max
 int utf8Len = 0;
 int idx = 0;
 while(idx < strlen) {
  final int cpt = str.codePointAt(idx);
  idx += Character.isSupplementaryCodePoint(cpt) ? 2 : 1;
  utf8Len += writeUtf8(cpt, bytes, utf8Len);
 }
 writeVInt(out, utf8Len);
 out.write(bytes, 0, utf8Len);
}

代码示例来源：origin: com.github.jiayuhan-it/hadoop-common

static void toBinaryString(final DataOutput out, final String str)
 throws IOException {
 final int strlen = str.length();
 byte[] bytes = new byte[strlen*4]; // Codepoints expand to 4 bytes max
 int utf8Len = 0;
 int idx = 0;
 while(idx < strlen) {
  final int cpt = str.codePointAt(idx);
  idx += Character.isSupplementaryCodePoint(cpt) ? 2 : 1;
  utf8Len += writeUtf8(cpt, bytes, utf8Len);
 }
 writeVInt(out, utf8Len);
 out.write(bytes, 0, utf8Len);
}

代码示例来源：origin: io.prestosql.hadoop/hadoop-apache

static void toBinaryString(final DataOutput out, final String str)
 throws IOException {
 final int strlen = str.length();
 byte[] bytes = new byte[strlen*4]; // Codepoints expand to 4 bytes max
 int utf8Len = 0;
 int idx = 0;
 while(idx < strlen) {
  final int cpt = str.codePointAt(idx);
  idx += Character.isSupplementaryCodePoint(cpt) ? 2 : 1;
  utf8Len += writeUtf8(cpt, bytes, utf8Len);
 }
 writeVInt(out, utf8Len);
 out.write(bytes, 0, utf8Len);
}

代码示例来源：origin: io.hops/hadoop-common

static void toBinaryString(final DataOutput out, final String str)
 throws IOException {
 final int strlen = str.length();
 byte[] bytes = new byte[strlen*4]; // Codepoints expand to 4 bytes max
 int utf8Len = 0;
 int idx = 0;
 while(idx < strlen) {
  final int cpt = str.codePointAt(idx);
  idx += Character.isSupplementaryCodePoint(cpt) ? 2 : 1;
  utf8Len += writeUtf8(cpt, bytes, utf8Len);
 }
 writeVInt(out, utf8Len);
 out.write(bytes, 0, utf8Len);
}

代码示例来源：origin: org.apache.hadoop/hadoop-streaming

static void toBinaryString(final DataOutput out, final String str)
 throws IOException {
 final int strlen = str.length();
 byte[] bytes = new byte[strlen*4]; // Codepoints expand to 4 bytes max
 int utf8Len = 0;
 int idx = 0;
 while(idx < strlen) {
  final int cpt = str.codePointAt(idx);
  idx += Character.isSupplementaryCodePoint(cpt) ? 2 : 1;
  utf8Len += writeUtf8(cpt, bytes, utf8Len);
 }
 writeVInt(out, utf8Len);
 out.write(bytes, 0, utf8Len);
}

代码示例来源：origin: org.jvnet.hudson.hadoop/hadoop-core

static void toBinaryString(final DataOutput out, final String str)
 throws IOException {
 final int strlen = str.length();
 byte[] bytes = new byte[strlen*4]; // Codepoints expand to 4 bytes max
 int utf8Len = 0;
 int idx = 0;
 while(idx < strlen) {
  final int cpt = str.codePointAt(idx);
  idx += Character.isSupplementaryCodePoint(cpt) ? 2 : 1;
  utf8Len += writeUtf8(cpt, bytes, utf8Len);
 }
 writeVInt(out, utf8Len);
 out.write(bytes, 0, utf8Len);
}