com.github.robtimus.maven.plugins.i18n.templates.I18N.ftl Maven / Gradle / Ivy

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<#include "license.ftl">
// This file has been generated by i18n-maven-plugin
// (https://robtimus.github.io/i18n-maven-plugin/)

<#include "package.ftl">
<#include "imports.ftl">
<#include "suppressWarnings.ftl">
<#macro messageMethods node, modifiers, indent>
    <#if node.isLeaf()>

        <#assign argumentTypes = argumentTypesFinder.findArgumentTypes(node.getValue())>
        <#if argumentTypes?size == 0>
${indent}${visibility}${modifiers}String ${node.name()}() {
${indent}    return ${node.name()}(null);
${indent}}

${indent}${visibility}${modifiers}String ${node.name()}(Locale locale) {
${indent}    Locale l = nonNull(locale);
${indent}    return getString(l, "${node.path()}");
${indent}}
        <#elseif argumentTypes?size == 1>
${indent}${visibility}${modifiers}String ${node.name()}(Object arg) {
${indent}    return ${node.name()}(null, arg);
${indent}}

${indent}${visibility}${modifiers}String ${node.name()}(Locale locale, Object arg) {
${indent}    Locale l = nonNull(locale);
${indent}    String s = getString(l, "${node.path()}");
            <#if useMessageFormat>
${indent}    Object[] args = {arg};
${indent}    return new MessageFormat(s, l).format(args);
            <#else>
${indent}    return String.format(l, s, arg);
            
${indent}}
        <#else>
${indent}${visibility}${modifiers}String ${node.name()}(
            <#list argumentTypes as argType>
                <#assign argIndex = useMessageFormat?then(argType?index, argType?index + 1)>
                <#assign postfix = (argType?index == argumentTypes?size - 1)?then(') {', ',')>
${indent}    Object arg${argIndex}${postfix}
            

${indent}    return ${node.name()}(null,
            <#list argumentTypes as argType>
                <#assign argIndex = useMessageFormat?then(argType?index, argType?index + 1)>
                <#assign postfix = (argType?index == argumentTypes?size - 1)?then('', ',')>
${indent}            arg${argIndex}${postfix}
            
${indent}    );
${indent}}

${indent}${visibility}${modifiers}String ${node.name()}(Locale locale,
            <#list argumentTypes as argType>
                <#assign argIndex = useMessageFormat?then(argType?index, argType?index + 1)>
                <#assign postfix = (argType?index == argumentTypes?size - 1)?then(') {', ',')>
${indent}        Object arg${argIndex}${postfix}
            

${indent}    Locale l = nonNull(locale);
${indent}    String s = getString(l, "${node.path()}");
            <#if useMessageFormat>
${indent}    Object[] args = {
                <#list argumentTypes as argType>
                    <#assign argIndex = argType?index>
${indent}            arg${argIndex},
                
${indent}    };
${indent}    return new MessageFormat(s, l).format(args);
            <#else>
${indent}    return String.format(l, s,
                <#list argumentTypes as argType>
                    <#assign argIndex = argType?index + 1>
                    <#assign postfix = (argType?index == argumentTypes?size - 1)?then('', ',')>
${indent}            arg${argIndex}${postfix}
                
${indent}    );
           
${indent}}
        
    


<#macro i18nClass node, className, classNameStack, fieldModifiers, indent>
    <#if node.hasChildren()>

${indent}${visibility}${fieldModifiers}final ${className} ${helper.varName(node)} = new ${className}();

${indent}${visibility}static final class ${className} {

${indent}    private ${className}() {
${indent}        super();
${indent}    }
        <#list node.children() as childNode>
            <#assign childClassNameStack = classNameStack + [ className ]>
            <#assign childClassName = helper.className(childNode, childClassNameStack)>
            <@messageMethods childNode "" "${indent}    " />
            <@i18nClass childNode childClassName childClassNameStack "" "${indent}    " />
        
${indent}}
    

<#-- I18N class -->
${visibility}final class ${simpleClassName} {

    private static final Map BUNDLES = new ConcurrentHashMap<>();

    private ${simpleClassName}() {
        throw new IllegalStateException("cannot create instances of " + getClass().getName());
    }

    private static ResourceBundle getResourceBundle(Locale locale) {
        Locale l = nonNull(locale);
        return BUNDLES.computeIfAbsent(l, k -> ResourceBundle.getBundle("${bundleName}", l));
    }

    private static String getString(Locale locale, String key) {
        ResourceBundle bundle = getResourceBundle(locale);
        return bundle.getString(key);
    }

    private static Locale nonNull(Locale locale) {
        return locale != null ? locale : Locale.getDefault(Locale.Category.FORMAT);
    }
    <#list i18n.children() as node>
        <#assign classNameStack = []>
        <#assign className = helper.className(node, classNameStack)>
        <@messageMethods node "static " "    " />
        <@i18nClass node className classNameStack "static " "    " />
    
}