com.github.jknack.handlebars.internal.Text.java Source code

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Here is the source code for com.github.jknack.handlebars.internal.Text.java

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/**
 * Copyright (c) 2012-2013 Edgar Espina
 *
 * This file is part of Handlebars.java.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.github.jknack.handlebars.internal;

import static org.apache.commons.lang3.Validate.notNull;

import java.io.IOException;
import java.io.Writer;

import com.github.jknack.handlebars.Context;

/**
 * Plain text template.
 *
 * @author edgar.espina
 * @since 0.1.0
 */
class Text extends BaseTemplate {

    /**
     * The plain text. Required.
     */
    private String text;

    /** The escape's char or empty. */
    private String escapeChar;

    /**
     * Creates a new {@link Text}.
     *
     * @param text The text content. Required.
     * @param escapeChar The escape char or empty.
     */
    public Text(final String text, final String escapeChar) {
        this.text = notNull(text, "The text content is required.");
        this.escapeChar = escapeChar;
    }

    /**
     * Creates a new {@link Text}.
     *
     * @param text The text content. Required.
     */
    public Text(final String text) {
        this(text, "");
    }

    @Override
    public String text() {
        return escapeChar + text;
    }

    /**
     * @return Same as {@link #text()} without the escape char.
     */
    public String textWithoutEscapeChar() {
        return text;
    }

    @Override
    protected void merge(final Context scope, final Writer writer) throws IOException {
        writer.append(text);
    }

    /**
     * Append text.
     *
     * @param text The text to append.
     * @return This object.
     */
    public Text append(final String text) {
        this.text += text;
        return this;
    }

}