Package de.espirit.firstspirit.access.editor

Interface ContentListEditorValue

All Superinterfaces:
EditorValue<List<Entity>>, TableTemplateProvider
@Deprecated public interface ContentListEditorValue extends EditorValue<List<Entity>>, TableTemplateProvider
Deprecated.
Since 5.0.107 - usages of CMS_INPUT_CONTENTLIST should be replaced with FS_INDEX.
Since:
3.1.186
Example:
Example how to get the value of a ContentListEditorValue and how to store a value into ContentListEditorValue. 
import de.espirit.firstspirit.access.editor.*;

import de.espirit.firstspirit.access.Language;
import de.espirit.firstspirit.access.editor.value.InvalidValueException;
import de.espirit.or.schema.Entity;

import java.util.ArrayList;
import java.util.List;


/**
 * Example how to get the value of a ContentListEditorValue and how to store a value into ContentListEditorValue.
 *
 * @since 4.2.34
 */
public class ContentListEditorValueExample {

	/**
	 * Stores the value into the ContentListEditorValue for the given language.
	 *
	 * @since 4.2.34
	 */
	public void setValueForLanguage(final ContentListEditorValue editor, final List<Entity> value, final Language language) throws InvalidValueException {

		// 1. check if language is provided if editor is language dependent ("useLanguages='yes'" in gom syntax)
		if (editor.isLanguageDependent() && language == null) {
			throw new NullPointerException("Language is missing!");
		}

		// 2. store value into the editor value
		editor.set(language, value);
	}


	/**
	 * Returns the value of the ContentListEditorValue for the given language.
	 *
	 * @since 4.2.34
	 */
	public List<Entity> getValueForLanguage(final ContentListEditorValue editor, final Language language) {

		// 1. get the stored instance in the editor value
		final List<Entity> value = editor.get(language);

		// 2. and return the value for further processing
		return value;
	}


	/**
	 * Adds the value to the ContentListEditorValue for the given language.
	 *
	 * @since 4.2.34
	 */
	public void addValueForLanguage(final ContentListEditorValue editor, final Entity valueToAdd, final Language language) throws InvalidValueException {

		// 1. check if language is provided if editor is language dependent ("useLanguages='yes'" in gom syntax)
		if (editor.isLanguageDependent() && language == null) {
			throw new NullPointerException("Language is missing!");
		}

		// 2. get the stored instance in the editor value
		List<Entity> value = editor.get(language);

		// 3. ensure the value is not null
		if (value == null) {
			value = new ArrayList<Entity>();
		}

		// 4. add the new entry to list of values
		value.add(valueToAdd);

		// 5. store value into the editor value
		editor.set(language, value);
	}


	/**
	 * Removes the value out of the ContentListEditorValue for the given language.
	 *
	 * @since 4.2.34
	 */
	public void removeValueForLanguage(final ContentListEditorValue editor, final Entity valueToRemove, final Language language) throws InvalidValueException {

		// 1. check if language is provided if editor is language dependent ("useLanguages='yes'" in gom syntax)
		if (editor.isLanguageDependent() && language == null) {
			throw new NullPointerException("Language is missing!");
		}

		// 2. get the stored instance in the editor value
		final List<Entity> value = editor.get(language);

		// 3. if the value is null there is no need to do anything
		if (value == null) {
			return;
		}

		// 4. remove the entry from list of values
		if (value.contains(valueToRemove)) {
			value.remove(valueToRemove);
		}

		// 5. store value into the editor value
		editor.set(language, value);
	}
}

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