org.thymeleaf.dialect.springdata.PaginationSplitAttrProcessor Maven / Gradle / Ivy

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package org.thymeleaf.dialect.springdata;

import org.thymeleaf.context.ITemplateContext;
import org.thymeleaf.context.WebEngineContext;
import org.thymeleaf.dialect.springdata.util.Expressions;
import org.thymeleaf.engine.AttributeName;
import org.thymeleaf.model.IProcessableElementTag;
import org.thymeleaf.processor.element.AbstractAttributeTagProcessor;
import org.thymeleaf.processor.element.IElementTagStructureHandler;
import org.thymeleaf.templatemode.TemplateMode;

final class PaginationSplitAttrProcessor extends AbstractAttributeTagProcessor {
	private static final String ATTR_NAME = "pagination-split";
	public static final int PRECEDENCE = 900;

	protected PaginationSplitAttrProcessor(final String dialectPrefix) {
		super(TemplateMode.HTML, dialectPrefix, null, false, ATTR_NAME, true, PRECEDENCE, true);
	}

	@Override
	protected void doProcess(ITemplateContext context,
			IProcessableElementTag tag, AttributeName attributeName,
			String attributeValue, IElementTagStructureHandler structureHandler) {

		if (context instanceof WebEngineContext) {
			Number split = (Number) Expressions.evaluate(context, attributeValue);
			((WebEngineContext) context).setVariable(Keys.PAGINATION_SPLIT_KEY, split);
		}
	}

}