Package com.globalmentor.text

Class StringTemplate

java.lang.Object

com.globalmentor.text.StringTemplate

public final class StringTemplate
extends Object

An efficient class for creating templates which can be repeatedly applied with string arguments. Non-string parameter components will be added to the string using their Object.toString() methods.

Example: new StringTemplate("ex", StringTemplate.STRING_PARAMETER, "le").apply("amp") yields "example".

Author:

Garret Wilson

See Also:

• String.format(String, Object...)
• MessageFormat

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	StringTemplate.Builder	Builder for a string template.
static interface	StringTemplate.Generator	Content to be generated.
static interface	StringTemplate.Parameter	A parameter to be replaced by an argument.
static interface	StringTemplate.Replacement	A component to be replaced in a template.

Field Summary

Fields

Modifier and Type	Field	Description
static final StringTemplate.Generator	NEWLINE	A generator for a newline appropriate for this system.
static final StringTemplate.Parameter	STRING_PARAMETER	The parameter indicating that a string argument should be expected.

Constructor Summary

Constructors

Constructor	Description
StringTemplate(Object... components)	Deprecated. in favor of the static factory method of(Object...).

Method Summary

Modifier and Type	Method	Description
String	apply(Object... arguments)	Applies the given template using the given arguments.
static StringTemplate.Builder	builder()	Builder factory.
static StringTemplate	of(Object... components)	Creates a string template from the given components.

Methods inherited from class java.lang.Object

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

Field Details

STRING_PARAMETER

public static final StringTemplate.Parameter STRING_PARAMETER

The parameter indicating that a string argument should be expected.

NEWLINE

public static final StringTemplate.Generator NEWLINE

A generator for a newline appropriate for this system.

See Also:

• System.lineSeparator()

Constructor Details

StringTemplate

@Deprecated
public StringTemplate(Object... components)

Deprecated.

in favor of the static factory method of(Object...).

Component constructor.

Parameters:

components - The components that make up the template; any StringTemplate.Replacement instance will result in replaced content, while any other object will be included verbatim using Object.toString() when the template is applied.

Throws:

NullPointerException - if the given components array or one of the components is null.

Method Details

of

public static StringTemplate of(Object... components)

Creates a string template from the given components.

Parameters:

components - The components that make up the template; any StringTemplate.Replacement instance will result in replaced content, while any other object will be included verbatim using Object.toString() when the template is applied.

Returns:

A new string template from the given components.

Throws:

NullPointerException - if the given components array or one of the components is null.

builder

public static StringTemplate.Builder builder()

Builder factory.

Returns:

A new builder for a string template.

apply

public String apply(Object... arguments)

Applies the given template using the given arguments.

Parameters:

arguments - The arguments to be used when applying the template.

Returns:

A string indicating the applied template with the given arguments.

Throws:

NullPointerException - if the given arguments array or one of the arguments is null.

ArrayIndexOutOfBoundsException - if there are insufficient arguments for the parameters of the given template.

IllegalArgumentException - if there are too few arguments or more arguments than parameters of the given template.