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## org.codehaus.groovy.grails.web.pages
Class GroovyPage

    java.lang.Object
      groovy.lang.GroovyObjectSupport
          groovy.lang.Script
              org.codehaus.groovy.grails.web.pages.GroovyPage

All Implemented Interfaces:
  groovy.lang.GroovyObject

    public abstract class GroovyPage

extends groovy.lang.Script

NOTE: Based on work done by on the GSP standalone project (https://gsp.dev.java.net/) Base class for a GroovyPage (at the moment there is nothing in here but could be useful for providing utility methods etc.

Author:
  Troy Heninger, Graeme Rocher, Lari Hotari Date: Jan 10, 2004

Nested Class Summary
`static class` | `GroovyPage.ConstantClosure`

Field Summary
`static String` | `ACTION_NAME`
`static String` | `APPLICATION_CONTEXT`
`static String` | `ATTRIBUTES`
`static String` | `CONTROLLER_NAME`
`static String` | `DEFAULT_NAMESPACE`
`protected static groovy.lang.Closure` | `EMPTY_BODY_CLOSURE`
`static String` | `EXTENSION`
`static String` | `FLASH`
`static String` | `LINK_NAMESPACE`
`static String` | `OUT`
`static String` | `PAGE_SCOPE`
`static String` | `PARAMS`
`static String` | `PLUGIN_CONTEXT_PATH`
`static String` | `REQUEST`
`static Collection<String>` | `RESERVED_NAMES`
`static String` | `RESPONSE`
`static String` | `SERVLET_CONTEXT`
`static String` | `SESSION`
`static String` | `SUFFIX`
`static String` | `TEMPLATE_NAMESPACE`
`static String` | `WEB_REQUEST`

Constructor Summary
`GroovyPage()`

Method Summary
`static Object` | `captureTagOutput(TagLibraryLookup gspTagLibraryLookup, String namespace, String tagName, Map attrs, Object body, GrailsWebRequest webRequest)`
`void` | `cleanup()`
`protected groovy.lang.Closure` | `createClosureForHtmlPart(int partNumber)`
`static groovy.lang.Closure` | `createOutputCapturingClosure(Object wrappedInstance, Object body1, GrailsWebRequest webRequest, boolean preferSubChunkWhenWritingToOtherBuffer)`
`Object` | `evaluate(String exprText, int lineNumber, Object outerIt, groovy.lang.Closure evaluator)` In the development environment this method is used to evaluate expressions and improve error reporting
`abstract String` | `getGroovyPageFileName()`
`String[]` | `getHtmlParts()`
`Writer` | `getOut()`
`GroovyPageOutputStack` | `getOutputStack()`
`String` | `getPluginContextPath()`
`Object` | `getProperty(String property)`
`(package private) TagLibraryResolver` | `getTagLibraryResolver()` Obtains a reference to the JSP tag library resolver instance
`protected void` | `init()`
`void` | `initRun(Writer target, GrailsWebRequest webRequest)`
`Object` | `invokeMethod(String methodName, Object args)` Allows invoking of taglibs as method calls with simple bodies.
`void` | `invokeTag(String tagName, Map attrs, groovy.lang.Closure body)` Attempts to invokes a dynamic tag
`void` | `invokeTag(String tagName, String tagNamespace, int lineNumber, Map attrs, groovy.lang.Closure body)`
`void` | `invokeTag(String tagName, String tagNamespace, Map attrs, groovy.lang.Closure body)` Attempts to invokes a dynamic tag
`static boolean` | `isReservedName(String name)` Return whether the given name cannot be used within the binding of a GSP
`void` | `printHtmlPart(int partNumber)`
`void` | `registerSitemeshPreprocessMode(HttpServletRequest request)`
`void` | `setGspTagLibraryLookup(TagLibraryLookup gspTagLibraryLookup)` Sets the GSP tag library lookup class
`void` | `setHtmlParts(String[] htmlParts)`
`void` | `setJspTagLibraryResolver(TagLibraryResolver jspTagLibraryResolver)` Sets the JSP tag library resolver to use to resolve JSP tags
`void` | `setJspTags(Map jspTags)` Sets the JSP tags used by this GroovyPage instance
`void` | `setOut(Writer newWriter)`

Methods inherited from class groovy.lang.Script
`evaluate, evaluate, getBinding, print, println, println, run, run, setBinding, setProperty`

Methods inherited from class groovy.lang.GroovyObjectSupport
`getMetaClass, setMetaClass`

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

Field Detail

### REQUEST

    public static final String REQUEST

See Also:
  Constant Field Values

### SERVLET_CONTEXT

    public static final String SERVLET_CONTEXT

See Also:
  Constant Field Values

### RESPONSE

    public static final String RESPONSE

See Also:
  Constant Field Values

### OUT

    public static final String OUT

See Also:
  Constant Field Values

### ATTRIBUTES

    public static final String ATTRIBUTES

See Also:
  Constant Field Values

### APPLICATION_CONTEXT

    public static final String APPLICATION_CONTEXT

See Also:
  Constant Field Values

### SESSION

    public static final String SESSION

See Also:
  Constant Field Values

### PARAMS

    public static final String PARAMS

See Also:
  Constant Field Values

### FLASH

    public static final String FLASH

See Also:
  Constant Field Values

### PLUGIN_CONTEXT_PATH

    public static final String PLUGIN_CONTEXT_PATH

See Also:
  Constant Field Values

### EXTENSION

    public static final String EXTENSION

See Also:
  Constant Field Values

### WEB_REQUEST

    public static final String WEB_REQUEST

See Also:
  Constant Field Values

### DEFAULT_NAMESPACE

    public static final String DEFAULT_NAMESPACE

See Also:
  Constant Field Values

### LINK_NAMESPACE

    public static final String LINK_NAMESPACE

See Also:
  Constant Field Values

### TEMPLATE_NAMESPACE

    public static final String TEMPLATE_NAMESPACE

See Also:
  Constant Field Values

### PAGE_SCOPE

    public static final String PAGE_SCOPE

See Also:
  Constant Field Values

### CONTROLLER_NAME

    public static final String CONTROLLER_NAME

See Also:
  Constant Field Values

### SUFFIX

    public static final String SUFFIX

See Also:
  Constant Field Values

### ACTION_NAME

    public static final String ACTION_NAME

See Also:
  Constant Field Values

### RESERVED_NAMES

    public static final Collection<String> RESERVED_NAMES

### EMPTY_BODY_CLOSURE

    protected static final groovy.lang.Closure EMPTY_BODY_CLOSURE

Constructor Detail

### GroovyPage

    public GroovyPage()

Method Detail

### init

    protected void init()

### getOut

    public Writer getOut()

### setOut

    public void setOut(Writer newWriter)

### initRun

    public void initRun(Writer target,
                        GrailsWebRequest webRequest)

### getPluginContextPath

    public String getPluginContextPath()

### cleanup

    public void cleanup()

### createClosureForHtmlPart

    protected groovy.lang.Closure createClosureForHtmlPart(int partNumber)

### setJspTagLibraryResolver

    public void setJspTagLibraryResolver(TagLibraryResolver jspTagLibraryResolver)

  Sets the JSP tag library resolver to use to resolve JSP tags

  Parameters:
    `jspTagLibraryResolver` - The JSP tag resolve

### setGspTagLibraryLookup

    public void setGspTagLibraryLookup(TagLibraryLookup gspTagLibraryLookup)

  Sets the GSP tag library lookup class

  Parameters:
    `gspTagLibraryLookup` - The class used to lookup a GSP tag library

### getTagLibraryResolver

    TagLibraryResolver getTagLibraryResolver()

  Obtains a reference to the JSP tag library resolver instance

  Returns:
    The JSP TagLibraryResolver instance

### evaluate

    public Object evaluate(String exprText,
                           int lineNumber,
                           Object outerIt,
                           groovy.lang.Closure evaluator)

  In the development environment this method is used to evaluate expressions and improve error reporting

  Parameters:
    `exprText` - The expression text
    `lineNumber` - The line number
    `outerIt` - The other reference to the variable 'it'
    `evaluator` - The expression evaluator
  Returns:
    The result

### getGroovyPageFileName

    public abstract String getGroovyPageFileName()

### getProperty

    public Object getProperty(String property)

  Specified by:
    `getProperty` in interface `groovy.lang.GroovyObject`
  Overrides:
    `getProperty` in class `groovy.lang.Script`

### invokeTag

    public void invokeTag(String tagName,
                          Map attrs,
                          groovy.lang.Closure body)

  Attempts to invokes a dynamic tag

  Parameters:
    `tagName` - The name of the tag
    `attrs` - The tags attributes
    `body` - The body of the tag as a closure

### invokeTag

    public void invokeTag(String tagName,
                          String tagNamespace,
                          Map attrs,
                          groovy.lang.Closure body)

  Attempts to invokes a dynamic tag

  Parameters:
    `tagName` - The name of the tag
    `tagNamespace` - The taglib's namespace
    `attrs` - The tags attributes
    `body` - The body of the tag as a closure

### invokeTag

    public void invokeTag(String tagName,
                          String tagNamespace,
                          int lineNumber,
                          Map attrs,
                          groovy.lang.Closure body)

### invokeMethod

    public Object invokeMethod(String methodName,
                               Object args)

  Allows invoking of taglibs as method calls with simple bodies. The bodies should only contain text

  Specified by:
    `invokeMethod` in interface `groovy.lang.GroovyObject`
  Overrides:
    `invokeMethod` in class `groovy.lang.Script`
  Parameters:
    `methodName` - The methodName of the tag to call or the methodName of a method on GroovPage
    `args` - The Arguments
  Returns:
    The result of the invocation

### captureTagOutput

    public static Object captureTagOutput(TagLibraryLookup gspTagLibraryLookup,
                                          String namespace,
                                          String tagName,
                                          Map attrs,
                                          Object body,
                                          GrailsWebRequest webRequest)

### createOutputCapturingClosure

    public static groovy.lang.Closure createOutputCapturingClosure(Object wrappedInstance,
                                                                   Object body1,
                                                                   GrailsWebRequest webRequest,
                                                                   boolean preferSubChunkWhenWritingToOtherBuffer)

### isReservedName

    public static boolean isReservedName(String name)

  Return whether the given name cannot be used within the binding of a GSP

  Parameters:
    `name` - True if it can't
  Returns:
    A boolean true or false

### printHtmlPart

    public final void printHtmlPart(int partNumber)

### setJspTags

    public void setJspTags(Map jspTags)

  Sets the JSP tags used by this GroovyPage instance

  Parameters:
    `jspTags` - The JSP tags used

### getHtmlParts

    public String[] getHtmlParts()

### setHtmlParts

    public void setHtmlParts(String[] htmlParts)

### getOutputStack

    public GroovyPageOutputStack getOutputStack()

### registerSitemeshPreprocessMode

    public void registerSitemeshPreprocessMode(HttpServletRequest request)

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