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package jdk.javadoc.internal.doclets.toolkit;

import java.text.MessageFormat;
import java.util.Locale;
import java.util.MissingResourceException;
import java.util.ResourceBundle;


Access to the localizable resources used by a doclet.
The resources are split across two resource bundles:
one that contains format-neutral strings common to
all supported formats, and one that contains strings
specific to the selected doclet, such as the standard
HTML doclet.

/**
 * Access to the localizable resources used by a doclet.
 * The resources are split across two resource bundles:
 * one that contains format-neutral strings common to
 * all supported formats, and one that contains strings
 * specific to the selected doclet, such as the standard
 * HTML doclet.
 */
public class Resources {
    private final BaseConfiguration configuration;
    private final String commonBundleName;
    private final String docletBundleName;

    protected ResourceBundle commonBundle;
    protected ResourceBundle docletBundle;

    
Creates a Resources to provide access the resource bundles used by a doclet. 
Params:
  • configuration – the configuration for the doclet,
 to provide access the locale to be used when accessing the
 names resource bundles.
  • commonBundleName – the name of the bundle containing the strings
 common to all output formats
  • docletBundleName – the name of the bundle containing the strings
 specific to a particular format
/**
     * Creates a {@code Resources} to provide access the resource
     * bundles used by a doclet.
     *
     * @param configuration the configuration for the doclet,
     *  to provide access the locale to be used when accessing the
     *  names resource bundles.
     * @param commonBundleName the name of the bundle containing the strings
     *  common to all output formats
     * @param docletBundleName the name of the bundle containing the strings
     *  specific to a particular format
     */
    public Resources(BaseConfiguration configuration, String commonBundleName, String docletBundleName) {
        this.configuration = configuration;
        this.commonBundleName = commonBundleName;
        this.docletBundleName = docletBundleName;
    }

    
Gets the string for the given key from one of the doclet's
resource bundles.
The more specific bundle is checked first;
if it is not there, the common bundle is then checked.

Params:
  • key – the key for the desired string
Throws:
Returns:the string for the given key
/**
     * Gets the string for the given key from one of the doclet's
     * resource bundles.
     *
     * The more specific bundle is checked first;
     * if it is not there, the common bundle is then checked.
     *
     * @param key the key for the desired string
     * @return the string for the given key
     * @throws MissingResourceException if the key is not found in either
     *  bundle.
     */
    public String getText(String key) throws MissingResourceException {
        initBundles();

        if (docletBundle.containsKey(key))
            return docletBundle.getString(key);

        return commonBundle.getString(key);
    }
    
Gets the string for the given key from one of the doclet's resource bundles, substituting additional arguments into into the resulting string with Format.format. The more specific bundle is checked first; if it is not there, the common bundle is then checked. 
Params:
  • key – the key for the desired string
  • args – values to be substituted into the resulting string
Throws:
Returns:the string for the given key
/**
     * Gets the string for the given key from one of the doclet's
     * resource bundles, substituting additional arguments into
     * into the resulting string with {@link MessageFormat#format}.
     *
     * The more specific bundle is checked first;
     * if it is not there, the common bundle is then checked.
     *
     * @param key the key for the desired string
     * @param args values to be substituted into the resulting string
     * @return the string for the given key
     * @throws MissingResourceException if the key is not found in either
     *  bundle.
     */
    public String getText(String key, Object... args) throws MissingResourceException {
        return MessageFormat.format(getText(key), args);
    }

    
Lazily initializes the bundles. This is (currently) necessary because
this object may be created before the locale to be used is known.

/**
     * Lazily initializes the bundles. This is (currently) necessary because
     * this object may be created before the locale to be used is known.
     */
    protected void initBundles() {
        if (commonBundle == null) {
            Locale locale = configuration.getLocale();
            this.commonBundle = ResourceBundle.getBundle(commonBundleName, locale);
            this.docletBundle = ResourceBundle.getBundle(docletBundleName, locale);
        }
    }
}