Package com.github.shyiko.mysql.binlog.event.deserialization.json

Class JsonStringFormatter

java.lang.Object

com.github.shyiko.mysql.binlog.event.deserialization.json.JsonStringFormatter

All Implemented Interfaces:

JsonFormatter

public class JsonStringFormatter
extends Object
implements JsonFormatter

A JsonFormatter implementation that creates a JSON string representation.

Author:

Randall Hauch

Constructor Summary

Constructors

Constructor	Description
JsonStringFormatter()
JsonStringFormatter(int capacity)	Constructs a JsonFormatter with the given initial capacity.

Method Summary

Modifier and Type	Method	Description
protected void	appendDate(int year, int month, int day)
protected void	appendFourDigitUnsignedInt(int value)
protected void	appendSixDigitUnsignedInt(int value, boolean trimTrailingZeros)
protected void	appendString(String original)	Append a string by escaping any characters that must be escaped.
protected void	appendTime(int hour, int min, int sec, int microSeconds)
protected void	appendTwoDigitUnsignedInt(int value)
void	beginArray(int numElements)	Prepare to receive the value pairs that in a JSON array.
void	beginObject(int numElements)	Prepare to receive the name-value pairs in a JSON object.
void	endArray()	Complete the previously-started JSON array.
void	endObject()	Complete the previously-started JSON object.
String	getString()
void	name(String name)	Receive the name of an element in a JSON object.
void	nextEntry()	Called after an entry signaling that another entry will be signaled.
String	toString()
void	value(boolean value)	Receive the boolean value of an element in a JSON object.
void	value(double value)	Receive the double value of an element in a JSON object.
void	value(int value)	Receive the integer value of an element in a JSON object.
void	value(long value)	Receive the long value of an element in a JSON object.
void	value(String value)	Receive the string value of an element in a JSON object.
void	value(BigDecimal value)	Receive the BigDecimal value of an element in a JSON object.
void	value(BigInteger value)	Receive the BigInteger value of an element in a JSON object.
void	valueDate(int year, int month, int day)	Receive the date value of an element in a JSON object.
void	valueDatetime(int year, int month, int day, int hour, int min, int sec, int microSeconds)	Receive the date and time value of an element in a JSON object.
void	valueNull()	Receive a null value of an element in a JSON object.
void	valueOpaque(ColumnType type, byte[] value)	Receive an opaque value of an element in a JSON object.
void	valueTime(int hour, int min, int sec, int microSeconds)	Receive the time value of an element in a JSON object.
void	valueTimestamp(long secondsPastEpoch, int microSeconds)	Receive the timestamp value of an element in a JSON object.
void	valueYear(int year)	Receive the year value of an element in a JSON object.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

JsonStringFormatter

public JsonStringFormatter()

JsonStringFormatter

public JsonStringFormatter(int capacity)

Constructs a JsonFormatter with the given initial capacity.

Parameters:

capacity - the initial capacity. Should be a positive number.

Method Detail

toString

public String toString()

Overrides:

toString in class Object

getString

public String getString()

beginObject

public void beginObject(int numElements)

Description copied from interface: JsonFormatter

Prepare to receive the name-value pairs in a JSON object.

Specified by:

beginObject in interface JsonFormatter

Parameters:

numElements - the number of name-value pairs (or elements)

beginArray

public void beginArray(int numElements)

Description copied from interface: JsonFormatter

Prepare to receive the value pairs that in a JSON array.

Specified by:

beginArray in interface JsonFormatter

Parameters:

numElements - the number of array elements

endObject

public void endObject()

Description copied from interface: JsonFormatter

Complete the previously-started JSON object.

Specified by:

endObject in interface JsonFormatter

endArray

public void endArray()

Description copied from interface: JsonFormatter

Complete the previously-started JSON array.

Specified by:

endArray in interface JsonFormatter

name

public void name(String name)

Description copied from interface: JsonFormatter

Receive the name of an element in a JSON object.

Specified by:

name in interface JsonFormatter

Parameters:

name - the element's name; never null

value

public void value(String value)

Description copied from interface: JsonFormatter

Receive the string value of an element in a JSON object.

Specified by:

value in interface JsonFormatter

Parameters:

value - the element's value; never null

value

public void value(int value)

Description copied from interface: JsonFormatter

Receive the integer value of an element in a JSON object.

Specified by:

value in interface JsonFormatter

Parameters:

value - the element's value

value

public void value(long value)

Description copied from interface: JsonFormatter

Receive the long value of an element in a JSON object.

Specified by:

value in interface JsonFormatter

Parameters:

value - the element's value

value

public void value(double value)

Description copied from interface: JsonFormatter

Receive the double value of an element in a JSON object.

Specified by:

value in interface JsonFormatter

Parameters:

value - the element's value

value

public void value(BigInteger value)

Description copied from interface: JsonFormatter

Receive the BigInteger value of an element in a JSON object.

Specified by:

value in interface JsonFormatter

Parameters:

value - the element's value; never null

value

public void value(BigDecimal value)

Description copied from interface: JsonFormatter

Receive the BigDecimal value of an element in a JSON object.

Specified by:

value in interface JsonFormatter

Parameters:

value - the element's value; never null

value

public void value(boolean value)

Description copied from interface: JsonFormatter

Receive the boolean value of an element in a JSON object.

Specified by:

value in interface JsonFormatter

Parameters:

value - the element's value

valueNull

public void valueNull()

Description copied from interface: JsonFormatter

Receive a null value of an element in a JSON object.

Specified by:

valueNull in interface JsonFormatter

valueYear

public void valueYear(int year)

Description copied from interface: JsonFormatter

Receive the year value of an element in a JSON object.

Specified by:

valueYear in interface JsonFormatter

Parameters:

year - the year number that makes up the element's value

valueDate

public void valueDate(int year,
                      int month,
                      int day)

Description copied from interface: JsonFormatter

Receive the date value of an element in a JSON object.

Specified by:

valueDate in interface JsonFormatter

Parameters:

year - the positive or negative year in the element's date value

month - the month (0-12) in the element's date value

day - the day of the month (0-31) in the element's date value

valueDatetime

public void valueDatetime(int year,
                          int month,
                          int day,
                          int hour,
                          int min,
                          int sec,
                          int microSeconds)

Description copied from interface: JsonFormatter

Receive the date and time value of an element in a JSON object.

Specified by:

valueDatetime in interface JsonFormatter

Parameters:

year - the positive or negative year in the element's date value

month - the month (0-12) in the element's date value

day - the day of the month (0-31) in the element's date value

hour - the hour of the day (0-24) in the element's time value

min - the minutes of the hour (0-60) in the element's time value

sec - the seconds of the minute (0-60) in the element's time value

microSeconds - the number of microseconds in the element's time value

valueTime

public void valueTime(int hour,
                      int min,
                      int sec,
                      int microSeconds)

Description copied from interface: JsonFormatter

Receive the time value of an element in a JSON object.

Specified by:

valueTime in interface JsonFormatter

Parameters:

hour - the hour of the day (0-24) in the element's time value

min - the minutes of the hour (0-60) in the element's time value

sec - the seconds of the minute (0-60) in the element's time value

microSeconds - the number of microseconds in the element's time value

valueTimestamp

public void valueTimestamp(long secondsPastEpoch,
                           int microSeconds)

Description copied from interface: JsonFormatter

Receive the timestamp value of an element in a JSON object.

Specified by:

valueTimestamp in interface JsonFormatter

Parameters:

secondsPastEpoch - the number of seconds past epoch (January 1, 1970) in the element's timestamp value

microSeconds - the number of microseconds in the element's time value

valueOpaque

public void valueOpaque(ColumnType type,
                        byte[] value)

Description copied from interface: JsonFormatter

Receive an opaque value of an element in a JSON object.

Specified by:

valueOpaque in interface JsonFormatter

Parameters:

type - the column type for the value; may not be null

value - the binary representation for the element's value

nextEntry

public void nextEntry()

Description copied from interface: JsonFormatter

Called after an entry signaling that another entry will be signaled.

Specified by:

nextEntry in interface JsonFormatter

appendString

protected void appendString(String original)

Append a string by escaping any characters that must be escaped.

Parameters:

original - the string to be written; may not be null

appendTwoDigitUnsignedInt

protected void appendTwoDigitUnsignedInt(int value)

appendFourDigitUnsignedInt

protected void appendFourDigitUnsignedInt(int value)

appendSixDigitUnsignedInt

protected void appendSixDigitUnsignedInt(int value,
                                         boolean trimTrailingZeros)

appendDate

protected void appendDate(int year,
                          int month,
                          int day)

appendTime

protected void appendTime(int hour,
                          int min,
                          int sec,
                          int microSeconds)