com.espertech.esper.common.client.soda

Class DotExpressionItem

java.lang.Object

com.espertech.esper.common.client.soda.DotExpressionItem

All Implemented Interfaces:

Serializable

Direct Known Subclasses:

DotExpressionItemArray, DotExpressionItemCall, DotExpressionItemName

public abstract class DotExpressionItem
extends Object
implements Serializable

Dot-expresson item is for use in "root_expression.dot_expression". Root-expressions can be name or call. Dot-expressions can be name, call or array. Name is an identifier without parameters. Call is an identfier with zero or more parameters. Array is an index expression.

Each item represent an individual chain item and may either be a name, or a call or an array.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
DotExpressionItem() Ctor.

Method Summary

Modifier and Type	Method and Description
protected static void	render(List<DotExpressionItem> chain, StringWriter writer, boolean prefixDot) Render to EPL.
abstract void	renderItem(StringWriter writer) Render to EPL.

Methods inherited from class java.lang.Object

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

Constructor Detail

DotExpressionItem

public DotExpressionItem()

Ctor.

Method Detail

renderItem

public abstract void renderItem(StringWriter writer)

Render to EPL.

Parameters:

writer - writer to output to

render

protected static void render(List<DotExpressionItem> chain,
                             StringWriter writer,
                             boolean prefixDot)

Render to EPL.

Parameters:

chain - chain to render

writer - writer to output to

prefixDot - indicator whether to prefix with "."