com.floreysoft.jmte.token.ElseToken Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of jmte Show documentation

To build and locally install jar, javadoc and sources, please use: mvn clean javadoc:jar source:jar install -Dmaven.test.skip=true Tested on Maven 2.0.9, JDK 1.7

There is a newer version: 7.0.3

Show newest version

package com.floreysoft.jmte.token;

import com.floreysoft.jmte.TemplateContext;


public class ElseToken extends AbstractToken {
	public static final String ELSE = "else";

	protected IfToken ifToken = null;

	@Override
	public String getText() {
		if (text == null) {
			text = ELSE + getIfToken() != null ? "(" + getIfToken().getText()
					+ ")" : "";
		}
		return text;
	}

	@Override
	public Object evaluate(TemplateContext context) {
		Boolean evaluated = !(Boolean) getIfToken().evaluate(context);
		return evaluated;
	}

	public void setIfToken(IfToken ifToken) {
		this.ifToken = ifToken;
	}

	public IfToken getIfToken() {
		if (ifToken == null) {
			throw new IllegalStateException(
					"An else token can only be evaluated using an associated if token - which is missing");
		}
		return ifToken;
	}

	@Override
	public String emit() {
		return ELSE;
	}
}