org.richfaces.json

## Class JSContentHandler

- java.lang.Object
- - org.richfaces.json.JSContentHandler

- All Implemented Interfaces:
    ContentHandler, LexicalHandler

      public class JSContentHandler
      extends Object
      implements ContentHandler, LexicalHandler

  Author:
    shura SAX content handler for serialise events as JavaScript function.

- - ### Field Summary

    Fields
    Modifier and Type | Field and Description
    --- | ---
    `static String` | `DEFAULT_ENCODING`
    `protected char[]` | `indentBuffer`
    `protected int` | `level`
    `protected Writer` | `outputWriter`

  - ### Constructor Summary

    Constructors
    Constructor and Description
    `JSContentHandler()`
    `JSContentHandler(Writer outputWriter)`

  - ### Method Summary

    Methods
    Modifier and Type | Method and Description
    --- | ---
    `void` | `characters(char[] ch, int start, int length)`
    `void` | `close()`
    `protected boolean` | `closeElement(boolean endElement)` Write the end part of a start element (if necessary).
    `void` | `comment(char[] ch, int start, int length)`
    `protected void` | `encode(char[] data)` Encode and write an array of characters.
    `protected void` | `encode(char[] data, int start, int length)` Encode and write a specific part of an array of characters.
    `protected void` | `encode(String data)` Encode and write a `String`
    `protected void` | `encodeAttributeValue(Attributes attributes, int idx)`
    `protected void` | `encodeText(char[] chars, int start, int length)`
    `void` | `endCDATA()`
    `void` | `endDocument()`
    `void` | `endDTD()`
    `void` | `endElement(String uri, String localName, String qName)`
    `void` | `endEntity(String name)`
    `void` | `endPrefixMapping(String prefix)`
    `int` | `getColumnNumber()` Return the column number where the current document event ends.
    `int` | `getLineNumber()` Return the line number where the current document event ends.
    `protected String` | `getLocation()` Return a `String` describing the current location.
    `String` | `getPublicId()` Return the public identifier for the current document event.
    `String` | `getSystemId()` Return the system identifier for the current document event.
    `void` | `ignorableWhitespace(char[] ch, int start, int length)`
    `protected boolean` | `isBeforeDocumentStart()`
    `protected boolean` | `isProcessingCdata()`
    `void` | `processingInstruction(String target, String data)`
    `void` | `setDocumentLocator(Locator locator)` Receive an object for locating the origin of SAX document events.
    `void` | `skippedEntity(String name)`
    `void` | `startCDATA()`
    `void` | `startDocument()`
    `void` | `startDTD(String name, String publicId, String systemId)`
    `void` | `startElement(String uri, String localName, String qName, Attributes attributes)`
    `void` | `startEntity(String name)`
    `void` | `startPrefixMapping(String prefix, String uri)`
    `protected void` | `writeIndent(int indent)`

    - ### Methods inherited from class java.lang.Object

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

- - ### Field Detail

    - #### DEFAULT_ENCODING

          public static final String DEFAULT_ENCODING

      See Also:
        Constant Field Values

    - #### indentBuffer

          protected char[] indentBuffer

    - #### level

          protected int level

    - #### outputWriter

          protected Writer outputWriter

  - ### Constructor Detail

    - #### JSContentHandler

          public JSContentHandler()

    - #### JSContentHandler

          public JSContentHandler(Writer outputWriter)

      Parameters:
        `outputWriter` -

  - ### Method Detail

    - #### close

          public void close()
                     throws IOException

      Throws:
        `IOException`

    - #### characters

          public void characters(char[] ch,
                        int start,
                        int length)
                          throws SAXException

      Specified by:
        `characters` in interface `ContentHandler`
      Throws:
        `SAXException`

    - #### endDocument

          public void endDocument()
                           throws SAXException

      Specified by:
        `endDocument` in interface `ContentHandler`
      Throws:
        `SAXException`

    - #### endElement

          public void endElement(String uri,
                        String localName,
                        String qName)
                          throws SAXException

      Specified by:
        `endElement` in interface `ContentHandler`
      Throws:
        `SAXException`

    - #### closeElement

          protected boolean closeElement(boolean endElement)
                                  throws SAXException

      Write the end part of a start element (if necessary).
      Parameters:
        `endElement` - Whether this method was called because an element is being closed or not.
      Returns:
        true if this call successfully closed the element (and no further `</element>` is required.
      Throws:
        `SAXException`

    - #### endPrefixMapping

          public void endPrefixMapping(String prefix)
                                throws SAXException

      Specified by:
        `endPrefixMapping` in interface `ContentHandler`
      Throws:
        `SAXException`

    - #### ignorableWhitespace

          public void ignorableWhitespace(char[] ch,
                                 int start,
                                 int length)
                                   throws SAXException

      Specified by:
        `ignorableWhitespace` in interface `ContentHandler`
      Throws:
        `SAXException`

    - #### processingInstruction

          public void processingInstruction(String target,
                                   String data)
                                     throws SAXException

      Specified by:
        `processingInstruction` in interface `ContentHandler`
      Throws:
        `SAXException`

    - #### setDocumentLocator

          public final void setDocumentLocator(Locator locator)

      Receive an object for locating the origin of SAX document events.
      Specified by:
        `setDocumentLocator` in interface `ContentHandler`

    - #### getPublicId

          public String getPublicId()

      Return the public identifier for the current document event.
      Returns:
        A `String` containing the public identifier, or null if none is available.

    - #### getSystemId

          public String getSystemId()

      Return the system identifier for the current document event.
      Returns:
        A `String` containing the system identifier, or null if none is available.

    - #### getLineNumber

          public int getLineNumber()

      Return the line number where the current document event ends.
      Returns:
        The line number, or -1 if none is available.

    - #### getColumnNumber

          public int getColumnNumber()

      Return the column number where the current document event ends.
      Returns:
        The column number, or -1 if none is available.

    - #### getLocation

          protected String getLocation()

      Return a `String` describing the current location.

    - #### skippedEntity

          public void skippedEntity(String name)
                             throws SAXException

      Specified by:
        `skippedEntity` in interface `ContentHandler`
      Throws:
        `SAXException`

    - #### startDocument

          public void startDocument()
                             throws SAXException

      Specified by:
        `startDocument` in interface `ContentHandler`
      Throws:
        `SAXException`

    - #### startElement

          public void startElement(String uri,
                          String localName,
                          String qName,
                          Attributes attributes)
                            throws SAXException

      Specified by:
        `startElement` in interface `ContentHandler`
      Throws:
        `SAXException`

    - #### encodeAttributeValue

          protected void encodeAttributeValue(Attributes attributes,
                                  int idx)
                                       throws SAXException,
                                              IOException

      Throws:
        `SAXException`
        `IOException`

    - #### encodeText

          protected void encodeText(char[] chars,
                        int start,
                        int length)
                             throws SAXException,
                                    IOException

      Throws:
        `SAXException`
        `IOException`

    - #### startPrefixMapping

          public void startPrefixMapping(String prefix,
                                String uri)
                                  throws SAXException

      Specified by:
        `startPrefixMapping` in interface `ContentHandler`
      Throws:
        `SAXException`

    - #### comment

          public void comment(char[] ch,
                     int start,
                     int length)
                       throws SAXException

      Specified by:
        `comment` in interface `LexicalHandler`
      Throws:
        `SAXException`

    - #### endCDATA

          public void endCDATA()
                        throws SAXException

      Specified by:
        `endCDATA` in interface `LexicalHandler`
      Throws:
        `SAXException`

    - #### endDTD

          public void endDTD()
                      throws SAXException

      Specified by:
        `endDTD` in interface `LexicalHandler`
      Throws:
        `SAXException`

    - #### endEntity

          public void endEntity(String name)
                         throws SAXException

      Specified by:
        `endEntity` in interface `LexicalHandler`
      Throws:
        `SAXException`

    - #### startCDATA

          public void startCDATA()
                          throws SAXException

      Specified by:
        `startCDATA` in interface `LexicalHandler`
      Throws:
        `SAXException`

    - #### startDTD

          public void startDTD(String name,
                      String publicId,
                      String systemId)
                        throws SAXException

      Specified by:
        `startDTD` in interface `LexicalHandler`
      Throws:
        `SAXException`

    - #### startEntity

          public void startEntity(String name)
                           throws SAXException

      Specified by:
        `startEntity` in interface `LexicalHandler`
      Throws:
        `SAXException`

    - #### writeIndent

          protected void writeIndent(int indent)
                              throws SAXException

      Throws:
        `SAXException`

    - #### encode

          protected void encode(String data)
                         throws SAXException

      Encode and write a `String`
      Throws:
        `SAXException`

    - #### encode

          protected void encode(char[] data)
                         throws SAXException

      Encode and write an array of characters.
      Throws:
        `SAXException`

    - #### encode

          protected void encode(char[] data,
                    int start,
                    int length)
                         throws SAXException

      Encode and write a specific part of an array of characters.
      Throws:
        `SAXException`

    - #### isProcessingCdata

          protected boolean isProcessingCdata()

    - #### isBeforeDocumentStart

          protected boolean isBeforeDocumentStart()

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