org.gcube.portlets.user.tdw.server.datasource.util

Class GridJSonWriter

java.lang.Object

org.gcube.portlets.user.tdw.server.datasource.util.GridJSonWriter

Direct Known Subclasses:

TableJSonWriter

public class GridJSonWriter
extends Object

Author:

"Federico De Faveri defaveri@isti.cnr.it"

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
protected static class	GridJSonWriter.JGridSonWriterState

Field Summary

Fields

Modifier and Type	Field and Description
protected boolean	dataDeclared
protected int	fieldsCount
protected boolean	firstColumn
protected boolean	firstField
protected boolean	firstRow
protected boolean	offsetDeclared
protected int	rowsCount
protected GridJSonWriter.JGridSonWriterState	state
protected boolean	totalLengthDeclared
protected Writer	writer

Constructor Summary

Constructors

Constructor and Description
GridJSonWriter(Writer writer)

Method Summary

Modifier and Type	Method and Description
protected void	addKey(String key)
void	addValue(String id, Boolean value) Adds a new value in the row.
void	addValue(String id, Date value) Adds a new value in the row.
void	addValue(String id, Double value) Adds a new value in the row.
void	addValue(String id, Float value) Adds a new value in the row.
void	addValue(String id, Long value) Adds a new value in the row.
void	addValue(String id, String value) Adds a new value in the row.
protected void	addValueKey(String key)
protected void	appendQuoted(String value) Produce a string in double quotes with backslash sequences in all the right places.
protected void	checkFirstField()
protected void	checkState(GridJSonWriter.JGridSonWriterState expectedState)
void	close()
void	endData() Ends the data field.
void	endRow() Ends the data row.
void	setOffset(String offsetField, int offset)
void	setTotalLength(String totalLengthField, int length) Set the total length field.
void	startData(String dataField) Starts the data field.
void	startRow() Starts a new data row.

Methods inherited from class java.lang.Object

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

Field Detail

state

protected GridJSonWriter.JGridSonWriterState state

dataDeclared

protected boolean dataDeclared

totalLengthDeclared

protected boolean totalLengthDeclared

offsetDeclared

protected boolean offsetDeclared

writer

protected Writer writer

firstField

protected boolean firstField

firstRow

protected boolean firstRow

firstColumn

protected boolean firstColumn

rowsCount

protected int rowsCount

fieldsCount

protected int fieldsCount

Constructor Detail

GridJSonWriter

public GridJSonWriter(Writer writer)
               throws IOException

Throws:

IOException

Method Detail

checkState

protected void checkState(GridJSonWriter.JGridSonWriterState expectedState)

checkFirstField

protected void checkFirstField()
                        throws IOException

Throws:

IOException

startData

public void startData(String dataField)
               throws IOException

Starts the data field.

Parameters:

dataField - the data field name.

Throws:

IOException

startRow

public void startRow()
              throws IOException

Starts a new data row.

Throws:

IOException

addKey

protected void addKey(String key)
               throws IOException

Throws:

IOException

addValueKey

protected void addValueKey(String key)
                    throws IOException

Throws:

IOException

addValue

public void addValue(String id,
                     Boolean value)
              throws IOException

Adds a new value in the row.

Parameters:

id - the value id.

value - the value to insert.

Throws:

IOException

addValue

public void addValue(String id,
                     Date value)
              throws IOException

Adds a new value in the row.

Parameters:

id - the value id.

value - the value to insert.

Throws:

IOException

addValue

public void addValue(String id,
                     Double value)
              throws IOException

Adds a new value in the row.

Parameters:

id - the value id.

value - the value to insert.

Throws:

IOException

addValue

public void addValue(String id,
                     Float value)
              throws IOException

Adds a new value in the row.

Parameters:

id - the value id.

value - the value to insert.

Throws:

IOException

addValue

public void addValue(String id,
                     Long value)
              throws IOException

Adds a new value in the row.

Parameters:

id - the value id.

value - the value to insert.

Throws:

IOException

addValue

public void addValue(String id,
                     String value)
              throws IOException

Adds a new value in the row.

Parameters:

id - the value id.

value - the value to insert.

Throws:

IOException

endRow

public void endRow()
            throws IOException

Ends the data row.

Throws:

IOException

endData

public void endData()
             throws IOException

Ends the data field.

Throws:

IOException

setTotalLength

public void setTotalLength(String totalLengthField,
                           int length)
                    throws IOException

Set the total length field.

Parameters:

totalLengthField -

length -

Throws:

IOException

setOffset

public void setOffset(String offsetField,
                      int offset)
               throws IOException

Throws:

IOException

close

public void close()
           throws IOException

Throws:

IOException

appendQuoted

protected void appendQuoted(String value)
                     throws IOException

Produce a string in double quotes with backslash sequences in all the right places. A backslash will be inserted within

Parameters:

value - A String

Throws:

IOException