org.apache.sling.scripting.jsp.taglib.tei

Class AbstractVarTEI

java.lang.Object

javax.servlet.jsp.tagext.TagExtraInfo

org.apache.sling.scripting.jsp.taglib.tei.AbstractVarTEI

Direct Known Subclasses:

AdaptToTEI, GetPropertyTEI, ResourceIteratorVariableTEI, ResourceVariableTEI, StringVariableTEI

public abstract class AbstractVarTEI
extends javax.servlet.jsp.tagext.TagExtraInfo

Abstract TEI that that provides the type for a single variable named in the tag's "var" attribute.

The name of the attribute can be overwritten via a custom default constructor or by overwriting getVariableName(javax.servlet.jsp.tagext.TagData).

All implementations need to overwrite getClassName(javax.servlet.jsp.tagext.TagData) in order to provide the type (class name) of the variable.

Field Summary

Fields

Modifier and Type	Field and Description
protected static String	ATTR_VAR

Constructor Summary

Constructors

Modifier	Constructor and Description
	AbstractVarTEI()
protected	AbstractVarTEI(String variableNameAttribute) Constructor that takes the name of the attribute that defines the variable name and the name of the attribute that defines the class name.

Method Summary

Modifier and Type	Method and Description
protected abstract String	getClassName(javax.servlet.jsp.tagext.TagData data) Provides the fully qualified class name of the variable injected into the pageContext.
javax.servlet.jsp.tagext.VariableInfo[]	getVariableInfo(javax.servlet.jsp.tagext.TagData data)
protected String	getVariableName(javax.servlet.jsp.tagext.TagData data) Provides the name of the variable injected into the pageContext.

Methods inherited from class javax.servlet.jsp.tagext.TagExtraInfo

getTagInfo, isValid, setTagInfo, validate

Methods inherited from class java.lang.Object

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

Field Detail

ATTR_VAR

protected static final String ATTR_VAR

See Also:

Constant Field Values

Constructor Detail

AbstractVarTEI

public AbstractVarTEI()

AbstractVarTEI

protected AbstractVarTEI(String variableNameAttribute)

Constructor that takes the name of the attribute that defines the variable name and the name of the attribute that defines the class name.

Parameters:

variableNameAttribute - Name of the attribute that defines the variable name.

Method Detail

getVariableName

protected String getVariableName(javax.servlet.jsp.tagext.TagData data)

Provides the name of the variable injected into the pageContext.

Parameters:

data - The TagData.

Returns:

The variable name.

getClassName

protected abstract String getClassName(javax.servlet.jsp.tagext.TagData data)

Provides the fully qualified class name of the variable injected into the pageContext.

Parameters:

data - The TagData.

Returns:

The class name of the variable's type.

getVariableInfo

public javax.servlet.jsp.tagext.VariableInfo[] getVariableInfo(javax.servlet.jsp.tagext.TagData data)

Overrides:

getVariableInfo in class javax.servlet.jsp.tagext.TagExtraInfo