HTMLWriter (Java 2 Platform SE v1.4.1_"07")

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JavaTM 2 Platform
Std. Ed. v1.4.1_"07"

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## javax.swing.text.html
Class HTMLWriter

    java.lang.Object
      |
      +--javax.swing.text.AbstractWriter
            |
            +--javax.swing.text.html.HTMLWriter

public class HTMLWriter
extends AbstractWriter

This is a writer for HTMLDocuments.

Field Summary

Fields inherited from class javax.swing.text.AbstractWriter
`NEWLINE`

Constructor Summary
`HTMLWriter(Writer w, HTMLDocument doc)` Creates a new HTMLWriter.
`HTMLWriter(Writer w, HTMLDocument doc, int pos, int len)` Creates a new HTMLWriter.

Method Summary
`protected void` | `closeOutUnwantedEmbeddedTags(AttributeSet attr)` Searches the attribute set and for each tag that is stored in the tag vector.
`protected void` | `comment(Element elem)` Writes out comments.
`protected void` | `emptyTag(Element elem)` Writes out all empty elements (all tags that have no corresponding end tag).
`protected void` | `endTag(Element elem)` Writes out an end tag for the element.
`protected boolean` | `isBlockTag(AttributeSet attr)` Determines if the HTML.Tag associated with the element is a block tag.
`protected boolean` | `matchNameAttribute(AttributeSet attr, HTML.Tag tag)` Returns true if the StyleConstants.NameAttribute is equal to the tag that is passed in as a parameter.
`protected void` | `output(char[] chars, int start, int length)` This method is overriden to map any character entities, such as < to &lt;.
`protected void` | `selectContent(AttributeSet attr)` Writes out the content of the SELECT form element.
`protected void` | `startTag(Element elem)` Writes out a start tag for the element.
`protected boolean` | `synthesizedElement(Element elem)` Returns true if the element is a synthesized element.
`protected void` | `text(Element elem)` Writes out text.
`protected void` | `textAreaContent(AttributeSet attr)` Writes out text that is contained in a TEXTAREA form element.
`void` | `write()` Iterates over the Element tree and controls the writing out of all the tags and its attributes.
`protected void` | `writeAttributes(AttributeSet attr)` Writes out the attribute set.
`protected void` | `writeEmbeddedTags(AttributeSet attr)` Searches for embedded tags in the AttributeSet and writes them out.
`protected void` | `writeLineSeparator()` Writes the line separator.
`protected void` | `writeOption(Option option)` Writes out the content of the Option form element.

Methods inherited from class javax.swing.text.AbstractWriter
`decrIndent, getCanWrapLines, getCurrentLineLength, getDocument, getElementIterator, getEndOffset, getIndentLevel, getIndentSpace, getLineLength, getLineSeparator, getStartOffset, getText, getWriter, incrIndent, indent, inRange, isLineEmpty, setCanWrapLines, setCurrentLineLength, setIndentSpace, setLineLength, setLineSeparator, write, write, write`

Methods inherited from class java.lang.Object
`clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

Constructor Detail

### HTMLWriter

    public HTMLWriter(Writer w,
                      HTMLDocument doc)

  Creates a new HTMLWriter.

Parameters:
  `w` - a Writer
  `doc` - an HTMLDocument

### HTMLWriter

    public HTMLWriter(Writer w,
                      HTMLDocument doc,
                      int pos,
                      int len)

  Creates a new HTMLWriter.

Parameters:
  `w` - a Writer
  `doc` - an HTMLDocument
  `pos` - the document location from which to fetch the content
  `len` - the amount to write out

Method Detail

### write

    public void write()
               throws IOException,
                      BadLocationException

  Iterates over the Element tree and controls the writing out of all the tags and its attributes.

  Specified by:
    `write` in class `AbstractWriter`
  Throws:
    `IOException` - on any I/O error
    `BadLocationException` - if pos represents an invalid location within the document.

### writeAttributes

    protected void writeAttributes(AttributeSet attr)
                            throws IOException

  Writes out the attribute set. Ignores all attributes with a key of type HTML.Tag, attributes with a key of type StyleConstants, and attributes with a key of type HTML.Attribute.ENDTAG.

  Overrides:
    `writeAttributes` in class `AbstractWriter`
  Parameters:
    `attr` - an AttributeSet
  Throws:
    `IOException` - on any I/O error

### emptyTag

    protected void emptyTag(Element elem)
                     throws BadLocationException,
                            IOException

  Writes out all empty elements (all tags that have no corresponding end tag).

  Parameters:
    `elem` - an Element
  Throws:
    `IOException` - on any I/O error
    `BadLocationException` - if pos represents an invalid location within the document.

### isBlockTag

    protected boolean isBlockTag(AttributeSet attr)

  Determines if the HTML.Tag associated with the element is a block tag.

  Parameters:
    `attr` - an AttributeSet
  Returns:
    true if tag is block tag, false otherwise.

### startTag

    protected void startTag(Element elem)
                     throws IOException,
                            BadLocationException

  Writes out a start tag for the element. Ignores all synthesized elements.

  Parameters:
    `elem` - an Element
  Throws:
    `IOException` - on any I/O error
    `BadLocationException`

### textAreaContent

    protected void textAreaContent(AttributeSet attr)
                            throws BadLocationException,
                                   IOException

  Writes out text that is contained in a TEXTAREA form element.

  Parameters:
    `attr` - an AttributeSet
  Throws:
    `IOException` - on any I/O error
    `BadLocationException` - if pos represents an invalid location within the document.

### text

    protected void text(Element elem)
                 throws BadLocationException,
                        IOException

  Writes out text. If a range is specified when the constructor is invoked, then only the appropriate range of text is written out.

  Overrides:
    `text` in class `AbstractWriter`
  Parameters:
    `elem` - an Element
  Throws:
    `IOException` - on any I/O error
    `BadLocationException` - if pos represents an invalid location within the document.

### selectContent

    protected void selectContent(AttributeSet attr)
                          throws IOException

  Writes out the content of the SELECT form element.

  Parameters:
    `attr` - the AttributeSet associated with the form element
  Throws:
    `IOException` - on any I/O error

### writeOption

    protected void writeOption(Option option)
                        throws IOException

  Writes out the content of the Option form element.

  Parameters:
    `option` - an Option
  Throws:
    `IOException` - on any I/O error

### endTag

    protected void endTag(Element elem)
                   throws IOException

  Writes out an end tag for the element.

  Parameters:
    `elem` - an Element
  Throws:
    `IOException` - on any I/O error

### comment

    protected void comment(Element elem)
                    throws BadLocationException,
                           IOException

  Writes out comments.

  Parameters:
    `elem` - an Element
  Throws:
    `IOException` - on any I/O error
    `BadLocationException` - if pos represents an invalid location within the document.

### synthesizedElement

    protected boolean synthesizedElement(Element elem)

  Returns true if the element is a synthesized element. Currently we are only testing for the p-implied tag.

### matchNameAttribute

    protected boolean matchNameAttribute(AttributeSet attr,
                                         HTML.Tag tag)

  Returns true if the StyleConstants.NameAttribute is equal to the tag that is passed in as a parameter.

### writeEmbeddedTags

    protected void writeEmbeddedTags(AttributeSet attr)
                              throws IOException

  Searches for embedded tags in the AttributeSet and writes them out. It also stores these tags in a vector so that when appropriate the corresponding end tags can be written out.

  Throws:
    `IOException` - on any I/O error

### closeOutUnwantedEmbeddedTags

    protected void closeOutUnwantedEmbeddedTags(AttributeSet attr)
                                         throws IOException

  Searches the attribute set and for each tag that is stored in the tag vector. If the tag isnt found, then the tag is removed from the vector and a corresponding end tag is written out.

  Throws:
    `IOException` - on any I/O error

### writeLineSeparator

    protected void writeLineSeparator()
                               throws IOException

  Writes the line separator. This is overriden to make sure we don't replace the newline content in case it is outside normal ascii.

  Overrides:
    `writeLineSeparator` in class `AbstractWriter`
    `IOException`

### output

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

  This method is overriden to map any character entities, such as < to &lt;. `super.output` will be invoked to write the content.

  Overrides:
    `output` in class `AbstractWriter`
    `IOException`

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JavaTM 2 Platform
Std. Ed. v1.4.1_"07"

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For further API reference and developer documentation, see Java 2 SDK SE Developer Documentation. That documentation contains more detailed, developer-targeted descriptions, with conceptual overviews, definitions of terms, workarounds, and working code examples.

Copyright 2002 Sun Microsystems, Inc. All rights reserved. Use is subject to license terms.