Examples of java.util.Formatter.format()

java.util.Formatter.format()
com/docs/books/vmspec/">Java Virtual Machine Specification. @throws IllegalFormatException If a format string contains an illegal syntax, a format specifier that is incompatible with the given arguments, insufficient arguments given the format string, or other illegal conditions. For specification of all possible formatting errors, see the Details section of the formatter class specification. @throws FormatterClosedException If this formatter has been closed by invoking its {@link #close()} method @return This formatter

        out.format("%10d %10d %19d\n", numRows, numColumns, Matrices
                .cardinality(this));


        for (MatrixEntry e : this)
            if (e.get() != 0)
                out.format("%10d %10d % .12e\n", e.row() + 1, e.column() + 1, e
                        .get());


        return out.toString();
    }

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    @Override
    public String toString() {
        // Output into coordinate format. Indices start from 1 instead of 0
        Formatter out = new Formatter();


        out.format("%10d %19d\n", size, Matrices.cardinality(this));


        for (VectorEntry e : this)
            if (e.get() != 0)
                out.format("%10d % .12e\n", e.index() + 1, e.get());

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        out.format("%10d %19d\n", size, Matrices.cardinality(this));


        for (VectorEntry e : this)
            if (e.get() != 0)
                out.format("%10d % .12e\n", e.index() + 1, e.get());


        return out.toString();
    }


    /**

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    public String toString() {
      Formatter f = new Formatter();
      f.format("%s [%d] [%d] %s %s: ", getDate(), reqTime, reqSeq, level, where);


      if (isStart)
        f.format(" (%s) %s %n", ip, getPath());
      else if (isDone)
        f.format(" %d %d %d %n", returnCode, sizeBytes, msecs);


      if (extra != null)
        f.format(" %s", extra);

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      f.format("%s [%d] [%d] %s %s: ", getDate(), reqTime, reqSeq, level, where);


      if (isStart)
        f.format(" (%s) %s %n", ip, getPath());
      else if (isDone)
        f.format(" %d %d %d %n", returnCode, sizeBytes, msecs);


      if (extra != null)
        f.format(" %s", extra);


      return f.toString();

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        f.format(" (%s) %s %n", ip, getPath());
      else if (isDone)
        f.format(" %d %d %d %n", returnCode, sizeBytes, msecs);


      if (extra != null)
        f.format(" %s", extra);


      return f.toString();
    }


    void addExtra(String s) {

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  }


  private String showShape( int[] shape) {
    Formatter f = new Formatter();
    for (int s : shape)
      f.format(" %d", s);
    return f.toString();
  }
}

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         // get the bytez
         byte[] bytez = internalCreateHash(pathName);
         for(byte b : bytez)
         {
            // format the byte
            f.format("%02x", b);
         }
         // toString
         return f.toString();
      }

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  }


  @Override
  public String toString() {
    Formatter p = new Formatter();
    p.format("CacheDirector path=%s num=%d %n", getPath(), children.length);
    for (CacheFile f : children)
      p.format("  %s%n", f);
    return p.toString();
  }
}

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  @Override
  public String toString() {
    Formatter p = new Formatter();
    p.format("CacheDirector path=%s num=%d %n", getPath(), children.length);
    for (CacheFile f : children)
      p.format("  %s%n", f);
    return p.toString();
  }
}

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