org.apache.hadoop.yarn.webapp.view

Class TextView

java.lang.Object

org.apache.hadoop.yarn.webapp.View

org.apache.hadoop.yarn.webapp.view.TextView

All Implemented Interfaces:

Params

Direct Known Subclasses:

HtmlBlock, HtmlPage, TextPage

@InterfaceAudience.LimitedPrivate(value={"YARN","MapReduce"})
public abstract class TextView
extends View

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.hadoop.yarn.webapp.View

View.ViewContext

Field Summary

Fields inherited from class org.apache.hadoop.yarn.webapp.View

LOG

Fields inherited from interface org.apache.hadoop.yarn.webapp.Params

ERROR_DETAILS, TITLE, TITLE_LINK, USER

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	TextView(View.ViewContext ctx, String contentType)

Method Summary

Modifier and Type	Method and Description
void	echo(Object... args) Print strings escaping html.
void	echoWithoutEscapeHtml(Object... args) Print strings as is (no newline, a la php echo).
void	puts(Object... args) Print strings as a line (new line appended at the end, a la C/Tcl puts).
void	putWithoutEscapeHtml(Object args) Print string as a line.
PrintWriter	writer()

Methods inherited from class org.apache.hadoop.yarn.webapp.View

$, $, context, cookies, error, getInstance, inDevMode, info, injector, moreParams, outputStream, prefix, render, render, request, response, root_url, root, set, setTitle, setTitle, status, url

Methods inherited from class java.lang.Object

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

Constructor Detail

TextView

protected TextView(View.ViewContext ctx,
                   String contentType)

Method Detail

writer

public PrintWriter writer()

Overrides:

writer in class View

echo

public void echo(Object... args)

Print strings escaping html.

Parameters:

args - the strings to print

echoWithoutEscapeHtml

public void echoWithoutEscapeHtml(Object... args)

Print strings as is (no newline, a la php echo).

Parameters:

args - the strings to print

puts

public void puts(Object... args)

Print strings as a line (new line appended at the end, a la C/Tcl puts).

Parameters:

args - the strings to print

putWithoutEscapeHtml

public void putWithoutEscapeHtml(Object args)

Print string as a line. This does not escapes the string for html

Parameters:

args - the strings to print