org.jruby.Ruby.newErrnoFromLastPOSIXErrno()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org.jruby.Ruby.newErrnoFromLastPOSIXErrno方法的一些代码示例，展示了Ruby.newErrnoFromLastPOSIXErrno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。Ruby.newErrnoFromLastPOSIXErrno方法的具体详情如下：
包路径：org.jruby.Ruby
类名称：Ruby
方法名：newErrnoFromLastPOSIXErrno

Ruby.newErrnoFromLastPOSIXErrno介绍

暂无

代码示例

代码示例来源：origin: org.jruby/jruby-complete

@JRubyMethod(required = 1, meta = true)
public static IRubyObject readlink(ThreadContext context, IRubyObject recv, IRubyObject path) {
  Ruby runtime = context.runtime;
  if (Platform.IS_WINDOWS) {
    // readlink is not available on Windows. See above and jruby/jruby#3287.
    // TODO: MRI does not implement readlink on Windows, but perhaps we could?
    throw runtime.newNotImplementedError("readlink");
  }
  JRubyFile link = file(path);
  try {
    String realPath = runtime.getPosix().readlink(link.toString());
    if (realPath == null) {
      throw runtime.newErrnoFromLastPOSIXErrno();
    }
    return RubyString.newString(runtime, realPath, runtime.getEncodingService().getFileSystemEncoding());
  } catch (IOException e) {
    throw runtime.newIOError(e.getMessage());
  }
}

代码示例来源：origin: com.ning.billing/killbill-osgi-bundles-jruby

@JRubyMethod(required = 1, meta = true)
public static IRubyObject readlink(ThreadContext context, IRubyObject recv, IRubyObject path) {
  Ruby runtime = context.runtime;
  JRubyFile link = file(path);
  
  try {
    String realPath = runtime.getPosix().readlink(link.toString());
  
    if (!RubyFileTest.exist_p(recv, path).isTrue()) {
      throw runtime.newErrnoENOENTError(path.toString());
    }
  
    if (!RubyFileTest.symlink_p(recv, path).isTrue()) {
      // Can not check earlier, File.exist? might return false yet the symlink be there
      if (!RubyFileTest.exist_p(recv, path).isTrue()) {
        throw runtime.newErrnoENOENTError(path.toString());
      }
      throw runtime.newErrnoEINVALError(path.toString());
    }
  
    if (realPath == null) {
      throw runtime.newErrnoFromLastPOSIXErrno();
    }
    return runtime.newString(realPath);
  } catch (IOException e) {
    throw runtime.newIOError(e.getMessage());
  }
}

代码示例来源：origin: org.kill-bill.billing/killbill-osgi-bundles-jruby

@JRubyMethod(required = 1, meta = true)
public static IRubyObject readlink(ThreadContext context, IRubyObject recv, IRubyObject path) {
  Ruby runtime = context.runtime;
  JRubyFile link = file(path);
  
  try {
    String realPath = runtime.getPosix().readlink(link.toString());
  
    if (!RubyFileTest.exist_p(recv, path).isTrue()) {
      throw runtime.newErrnoENOENTError(path.toString());
    }
  
    if (!RubyFileTest.symlink_p(recv, path).isTrue()) {
      // Can not check earlier, File.exist? might return false yet the symlink be there
      if (!RubyFileTest.exist_p(recv, path).isTrue()) {
        throw runtime.newErrnoENOENTError(path.toString());
      }
      throw runtime.newErrnoEINVALError(path.toString());
    }
  
    if (realPath == null) {
      throw runtime.newErrnoFromLastPOSIXErrno();
    }
    return runtime.newString(realPath);
  } catch (IOException e) {
    throw runtime.newIOError(e.getMessage());
  }
}

代码示例来源：origin: com.ning.billing/killbill-osgi-bundles-jruby

public static IRubyObject times(Ruby runtime) {
  Times tms = runtime.getPosix().times();
  if (tms == null) {
    throw runtime.newErrnoFromLastPOSIXErrno();
  }
  long hz = runtime.getPosix().sysconf(Sysconf._SC_CLK_TCK);
  if (hz == -1) {
    throw runtime.newErrnoFromLastPOSIXErrno();
  }
  return RubyStruct.newStruct(runtime.getTmsStruct(),
      new IRubyObject[] {
          runtime.newFloat((double) tms.utime() / (double) hz),
          runtime.newFloat((double) tms.stime() / (double) hz),
          runtime.newFloat((double) tms.cutime() / (double) hz),
          runtime.newFloat((double) tms.cstime() / (double) hz)
      },
      Block.NULL_BLOCK);
}

代码示例来源：origin: org.kill-bill.billing/killbill-osgi-bundles-jruby

public static IRubyObject times(Ruby runtime) {
  Times tms = runtime.getPosix().times();
  if (tms == null) {
    throw runtime.newErrnoFromLastPOSIXErrno();
  }
  long hz = runtime.getPosix().sysconf(Sysconf._SC_CLK_TCK);
  if (hz == -1) {
    throw runtime.newErrnoFromLastPOSIXErrno();
  }
  return RubyStruct.newStruct(runtime.getTmsStruct(),
      new IRubyObject[] {
          runtime.newFloat((double) tms.utime() / (double) hz),
          runtime.newFloat((double) tms.stime() / (double) hz),
          runtime.newFloat((double) tms.cutime() / (double) hz),
          runtime.newFloat((double) tms.cstime() / (double) hz)
      },
      Block.NULL_BLOCK);
}

代码示例来源：origin: org.jruby/jruby-complete

@JRubyMethod(required = 1, rest = true, meta = true)
public static IRubyObject lchmod(ThreadContext context, IRubyObject recv, IRubyObject[] args) {
  Ruby runtime = context.runtime;
  int count = 0;
  RubyInteger mode = args[0].convertToInteger();
  for (int i = 1; i < args.length; i++) {
    JRubyFile file = file(args[i]);
    if (0 != runtime.getPosix().lchmod(file.toString(), (int) mode.getLongValue())) {
      throw runtime.newErrnoFromLastPOSIXErrno();
    } else {
      count++;
    }
  }
  return runtime.newFixnum(count);
}

代码示例来源：origin: org.jruby/jruby-core

@JRubyMethod(required = 1, rest = true, meta = true)
public static IRubyObject lchmod(ThreadContext context, IRubyObject recv, IRubyObject[] args) {
  Ruby runtime = context.runtime;
  int count = 0;
  RubyInteger mode = args[0].convertToInteger();
  for (int i = 1; i < args.length; i++) {
    JRubyFile file = file(args[i]);
    if (0 != runtime.getPosix().lchmod(file.toString(), (int) mode.getLongValue())) {
      throw runtime.newErrnoFromLastPOSIXErrno();
    } else {
      count++;
    }
  }
  return runtime.newFixnum(count);
}

代码示例来源：origin: org.jruby/jruby-core

@JRubyMethod(required = 1, meta = true)
public static IRubyObject readlink(ThreadContext context, IRubyObject recv, IRubyObject path) {
  Ruby runtime = context.runtime;
  if (Platform.IS_WINDOWS) {
    // readlink is not available on Windows. See above and jruby/jruby#3287.
    // TODO: MRI does not implement readlink on Windows, but perhaps we could?
    throw runtime.newNotImplementedError("readlink");
  }
  JRubyFile link = file(path);
  try {
    String realPath = runtime.getPosix().readlink(link.toString());
    if (realPath == null) {
      throw runtime.newErrnoFromLastPOSIXErrno();
    }
    return RubyString.newString(runtime, realPath, runtime.getEncodingService().getFileSystemEncoding());
  } catch (IOException e) {
    throw runtime.newIOError(e.getMessage());
  }
}

代码示例来源：origin: com.ning.billing/killbill-osgi-bundles-jruby

@JRubyMethod(required = 1, rest = true, meta = true)
public static IRubyObject lchmod(ThreadContext context, IRubyObject recv, IRubyObject[] args) {
  Ruby runtime = context.runtime;
  
  int count = 0;
  RubyInteger mode = args[0].convertToInteger();
  for (int i = 1; i < args.length; i++) {
    JRubyFile file = file(args[i]);
    if (0 != runtime.getPosix().lchmod(file.toString(), (int)mode.getLongValue())) {
      throw runtime.newErrnoFromLastPOSIXErrno();
    } else {
      count++;
    }
  }
  
  return runtime.newFixnum(count);
}

代码示例来源：origin: org.kill-bill.billing/killbill-osgi-bundles-jruby

@JRubyMethod(required = 1, rest = true, meta = true)
public static IRubyObject lchmod(ThreadContext context, IRubyObject recv, IRubyObject[] args) {
  Ruby runtime = context.runtime;
  
  int count = 0;
  RubyInteger mode = args[0].convertToInteger();
  for (int i = 1; i < args.length; i++) {
    JRubyFile file = file(args[i]);
    if (0 != runtime.getPosix().lchmod(file.toString(), (int)mode.getLongValue())) {
      throw runtime.newErrnoFromLastPOSIXErrno();
    } else {
      count++;
    }
  }
  
  return runtime.newFixnum(count);
}

代码示例来源：origin: org.jruby/jruby-core

@JRubyMethod(required = 2, rest = true, meta = true)
public static IRubyObject lchown(ThreadContext context, IRubyObject recv, IRubyObject[] args) {
  Ruby runtime = context.runtime;
  int owner = !args[0].isNil() ? RubyNumeric.num2int(args[0]) : -1;
  int group = !args[1].isNil() ? RubyNumeric.num2int(args[1]) : -1;
  int count = 0;
  for (int i = 2; i < args.length; i++) {
    JRubyFile file = file(args[i]);
    if (0 != runtime.getPosix().lchown(file.toString(), owner, group)) {
      throw runtime.newErrnoFromLastPOSIXErrno();
    } else {
      count++;
    }
  }
  return runtime.newFixnum(count);
}

代码示例来源：origin: org.jruby/jruby-complete

@JRubyMethod(required = 2, rest = true, meta = true)
public static IRubyObject lchown(ThreadContext context, IRubyObject recv, IRubyObject[] args) {
  Ruby runtime = context.runtime;
  int owner = !args[0].isNil() ? RubyNumeric.num2int(args[0]) : -1;
  int group = !args[1].isNil() ? RubyNumeric.num2int(args[1]) : -1;
  int count = 0;
  for (int i = 2; i < args.length; i++) {
    JRubyFile file = file(args[i]);
    if (0 != runtime.getPosix().lchown(file.toString(), owner, group)) {
      throw runtime.newErrnoFromLastPOSIXErrno();
    } else {
      count++;
    }
  }
  return runtime.newFixnum(count);
}

代码示例来源：origin: org.kill-bill.billing/killbill-osgi-bundles-jruby

@JRubyMethod(required = 2, rest = true, meta = true)
public static IRubyObject lchown(ThreadContext context, IRubyObject recv, IRubyObject[] args) {
  Ruby runtime = context.runtime;
  int owner = !args[0].isNil() ? RubyNumeric.num2int(args[0]) : -1;
  int group = !args[1].isNil() ? RubyNumeric.num2int(args[1]) : -1;
  int count = 0;
  for (int i = 2; i < args.length; i++) {
    JRubyFile file = file(args[i]);
    if (0 != runtime.getPosix().lchown(file.toString(), owner, group)) {
      throw runtime.newErrnoFromLastPOSIXErrno();
    } else {
      count++;
    }
  }
  return runtime.newFixnum(count);
}

代码示例来源：origin: com.ning.billing/killbill-osgi-bundles-jruby

@JRubyMethod(required = 2, rest = true, meta = true)
public static IRubyObject lchown(ThreadContext context, IRubyObject recv, IRubyObject[] args) {
  Ruby runtime = context.runtime;
  int owner = !args[0].isNil() ? RubyNumeric.num2int(args[0]) : -1;
  int group = !args[1].isNil() ? RubyNumeric.num2int(args[1]) : -1;
  int count = 0;
  for (int i = 2; i < args.length; i++) {
    JRubyFile file = file(args[i]);
    if (0 != runtime.getPosix().lchown(file.toString(), owner, group)) {
      throw runtime.newErrnoFromLastPOSIXErrno();
    } else {
      count++;
    }
  }
  return runtime.newFixnum(count);
}

代码示例来源：origin: org.jruby/jruby-complete

@JRubyMethod(required = 2, rest = true, meta = true)
public static IRubyObject chmod(ThreadContext context, IRubyObject recv, IRubyObject[] args) {
  Ruby runtime = context.runtime;
  int count = 0;
  RubyInteger mode = args[0].convertToInteger();
  for (int i = 1; i < args.length; i++) {
    JRubyFile filename = file(args[i]);
    if (!filename.exists()) {
      throw runtime.newErrnoENOENTError(filename.toString());
    }
    if (0 != runtime.getPosix().chmod(filename.getAbsolutePath(), (int) mode.getLongValue())) {
      throw runtime.newErrnoFromLastPOSIXErrno();
    } else {
      count++;
    }
  }
  return runtime.newFixnum(count);
}

代码示例来源：origin: org.jruby/jruby-core

@JRubyMethod(required = 2, rest = true, meta = true)
public static IRubyObject chmod(ThreadContext context, IRubyObject recv, IRubyObject[] args) {
  Ruby runtime = context.runtime;
  int count = 0;
  RubyInteger mode = args[0].convertToInteger();
  for (int i = 1; i < args.length; i++) {
    JRubyFile filename = file(args[i]);
    if (!filename.exists()) {
      throw runtime.newErrnoENOENTError(filename.toString());
    }
    if (0 != runtime.getPosix().chmod(filename.getAbsolutePath(), (int) mode.getLongValue())) {
      throw runtime.newErrnoFromLastPOSIXErrno();
    } else {
      count++;
    }
  }
  return runtime.newFixnum(count);
}

代码示例来源：origin: com.ning.billing/killbill-osgi-bundles-jruby

@JRubyMethod(required = 2, rest = true, meta = true)
public static IRubyObject chmod(ThreadContext context, IRubyObject recv, IRubyObject[] args) {
  Ruby runtime = context.runtime;
  
  int count = 0;
  RubyInteger mode = args[0].convertToInteger();
  for (int i = 1; i < args.length; i++) {
    JRubyFile filename = file(args[i]);
    
    if (!filename.exists()) {
      throw runtime.newErrnoENOENTError(filename.toString());
    }
    
    if (0 != runtime.getPosix().chmod(filename.getAbsolutePath(), (int)mode.getLongValue())) {
      throw runtime.newErrnoFromLastPOSIXErrno();
    } else {
      count++;
    }
  }
  
  return runtime.newFixnum(count);
}

代码示例来源：origin: org.kill-bill.billing/killbill-osgi-bundles-jruby

@JRubyMethod(required = 2, rest = true, meta = true)
public static IRubyObject chmod(ThreadContext context, IRubyObject recv, IRubyObject[] args) {
  Ruby runtime = context.runtime;
  
  int count = 0;
  RubyInteger mode = args[0].convertToInteger();
  for (int i = 1; i < args.length; i++) {
    JRubyFile filename = file(args[i]);
    
    if (!filename.exists()) {
      throw runtime.newErrnoENOENTError(filename.toString());
    }
    
    if (0 != runtime.getPosix().chmod(filename.getAbsolutePath(), (int)mode.getLongValue())) {
      throw runtime.newErrnoFromLastPOSIXErrno();
    } else {
      count++;
    }
  }
  
  return runtime.newFixnum(count);
}

代码示例来源：origin: org.kill-bill.billing/killbill-osgi-bundles-jruby

@JRubyMethod(required = 3, rest = true, meta = true)
public static IRubyObject chown(ThreadContext context, IRubyObject recv, IRubyObject[] args) {
  Ruby runtime = context.runtime;
  int count = 0;
  int owner = -1;
  if (!args[0].isNil()) {
    owner = RubyNumeric.num2int(args[0]);
  }
  int group = -1;
  if (!args[1].isNil()) {
    group = RubyNumeric.num2int(args[1]);
  }
  for (int i = 2; i < args.length; i++) {
    JRubyFile filename = file(args[i]);
    if (!filename.exists()) {
      throw runtime.newErrnoENOENTError(filename.toString());
    }
    
    if (0 != runtime.getPosix().chown(filename.getAbsolutePath(), owner, group)) {
      throw runtime.newErrnoFromLastPOSIXErrno();
    } else {
      count++;
    }
  }
  
  return runtime.newFixnum(count);
}

代码示例来源：origin: org.jruby/jruby-complete

@JRubyMethod(required = 2, rest = true, meta = true)
public static IRubyObject chown(ThreadContext context, IRubyObject recv, IRubyObject[] args) {
  Ruby runtime = context.runtime;
  int count = 0;
  int owner = -1;
  if (!args[0].isNil()) {
    owner = RubyNumeric.num2int(args[0]);
  }
  int group = -1;
  if (!args[1].isNil()) {
    group = RubyNumeric.num2int(args[1]);
  }
  for (int i = 2; i < args.length; i++) {
    JRubyFile filename = file(args[i]);
    if (!filename.exists()) {
      throw runtime.newErrnoENOENTError(filename.toString());
    }
    if (0 != runtime.getPosix().chown(filename.getAbsolutePath(), owner, group)) {
      throw runtime.newErrnoFromLastPOSIXErrno();
    } else {
      count++;
    }
  }
  return runtime.newFixnum(count);
}

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