buf.append(v);
            if (!v.endsWith("$")) {
                buf.append(".*");
            }
        } else if (v.endsWith("$")) {
            buf.append(".*");
            buf.append(v);
        } else if (v.endsWith("/\\E")) {
            buf.append(".*");
            buf.append(v);
            buf.append(".*");
        } else {
            buf.append(v);
        }

import (
	"archive/zip"
	"bytes"
	"compress/flate"
	"fmt"
	"io"
	"log"
	"os"
)

func ExampleWriter() {
	// Create a buffer to write our archive to.
	buf := new(bytes.Buffer)

	// Create a new zip archive.
	w := zip.NewWriter(buf)

	// Add some files to the archive.
	var files = []struct {
		Name, Body string
	}{
		{"readme.txt", "This archive contains some text files."},

            }
        }
        if (buf.indexOf("MM") == -1) {
            final int pos = buf.indexOf("M");
            if (pos != -1) {
                buf.replace(pos, pos + 1, "MM");
            }
        }
        if (buf.indexOf("dd") == -1) {
            final int pos = buf.indexOf("d");
            if (pos != -1) {
                buf.replace(pos, pos + 1, "dd");
            }

    assertEquals(4, numOfByteRead);

    assertEquals(expectedHash, in.hash());
  }

  public void testHash_hashesCorrectlyReadOutOfBound() throws Exception {
    HashCode expectedHash = Hashing.md5().hashBytes(testBytes);
    HashingInputStream in = new HashingInputStream(Hashing.md5(), buffer);

    byte[] buf = new byte[100];
    int numOfByteRead = in.read(buf, 0, buf.length);

    assertEquals(4, numOfByteRead);

    assertEquals(expectedHash, in.hash());
  }

  public void testHash_hashesCorrectlyReadOutOfBound() throws Exception {
    HashCode expectedHash = Hashing.md5().hashBytes(testBytes);
    HashingInputStream in = new HashingInputStream(Hashing.md5(), buffer);

    byte[] buf = new byte[100];
    int numOfByteRead = in.read(buf, 0, buf.length);

		}
	}
}

func TestReaderDoubleUnreadRune(t *testing.T) {
	buf := NewBuffer([]byte("groucho"))
	if _, _, err := buf.ReadRune(); err != nil {
		// should not happen
		t.Fatal(err)
	}
	if err := buf.UnreadByte(); err != nil {
		// should not happen
		t.Fatal(err)
	}
	if err := buf.UnreadByte(); err == nil {
		t.Fatal("UnreadByte: expected error, got nil")
	}
}

	// Calculate the size of the bitrot file and compare
	// it with the actual file size.
	if left != bitrotShardFileSize(partSize, shardSize, algo) {
		return errFileCorrupt
	}

	bufp := xioutil.ODirectPoolSmall.Get()
	defer xioutil.ODirectPoolSmall.Put(bufp)

	for left > 0 {
		// Read expected hash...
		h.Reset()
		n, err := io.ReadFull(r, hashBuf)
		if err != nil {

                                buf.append("<input type=\"hidden\" name=\"");
                                buf.append(StringEscapeUtils.escapeHtml4(name));
                                buf.append("\" value=\"");
                                buf.append(StringEscapeUtils.escapeHtml4(value));
                                buf.append("\"/>");
                            }
                        }

        if (buf.length < i + NAME_LEN_SIZE) {
            throw new IllegalArgumentException();
        }
        len = 0xff000000 & buf[i++] << 24;
        len |= 0x00ff0000 & buf[i++] << 16;
        len |= 0x0000ff00 & buf[i++] << 8;
        len |= 0x000000ff & buf[i++];

        // NAME
        if (buf.length < i + len) {
            throw new IllegalArgumentException();
        }
        this.name = new String(buf, i, len);

// the incoming AWS Signature V4 streaming signature.
func (cr *s3UnsignedChunkedReader) Read(buf []byte) (n int, err error) {
	// First, if there is any unread data, copy it to the client
	// provided buffer.
	if cr.offset > 0 {
		n = copy(buf, cr.buffer[cr.offset:])
		if n == len(buf) {
			cr.offset += n
			return n, nil
		}
		cr.offset = 0
		buf = buf[n:]
	}
	// mustRead reads from input and compares against provided slice.