Package io.aiven.kafka.connect.common.templating

Class Template

java.lang.Object

io.aiven.kafka.connect.common.templating.Template

public final class Template
extends Object

A simple templating engine that allows to bind variables to supplier functions.

Variable syntax: {{ variable_name:parameter_name=parameter_value }}. Only alphanumeric characters and _ are allowed as a variable name. Any number of spaces/tabs inside the braces is allowed. Parameters for variable name are optional, same as for variable only alphanumeric characters are allowed as a parameter name or a parameter value.

Non-bound variables are left as is.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
final class	Template.Extractor	Given a template, the Template.Extractor finds the matching variables from a string.
final class	Template.Instance

Method Summary

Modifier and Type	Method	Description
Template.Extractor	extractor()
Template.Instance	instance()
static Template	of(String template)
String	originalTemplate()
String	toString()
List<String>	variables()	Creates a new list of variable names.
Set<String>	variablesSet()	Creates a new set of variable names.
List<org.apache.commons.lang3.tuple.Pair<String,VariableTemplatePart.Parameter>>	variablesWithNonEmptyParameters()
List<org.apache.commons.lang3.tuple.Pair<String,VariableTemplatePart.Parameter>>	variablesWithParameters()

Methods inherited from class java.lang.Object

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

Method Details

originalTemplate

public String originalTemplate()

variables

public List<String> variables()

Creates a new list of variable names.

Returns:

A new list of variable names.

variablesSet

public Set<String> variablesSet()

Creates a new set of variable names.

Returns:

A new set of variable names.

variablesWithParameters

public List<org.apache.commons.lang3.tuple.Pair<String,VariableTemplatePart.Parameter>> variablesWithParameters()

variablesWithNonEmptyParameters

public List<org.apache.commons.lang3.tuple.Pair<String,VariableTemplatePart.Parameter>> variablesWithNonEmptyParameters()

instance

public Template.Instance instance()

extractor

public Template.Extractor extractor()

of

public static Template of(String template)

toString

public String toString()

Overrides:

toString in class Object