plugins/javatemplates/src/main/java/org/apache/struts2/views/java/simple/ScriptHandler.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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 org.apache.struts2.views.java.simple;

import org.apache.commons.lang3.StringUtils;
import org.apache.struts2.views.java.Attributes;
import org.apache.struts2.views.java.TagGenerator;

import java.io.IOException;
import java.util.Map;

public class ScriptHandler extends AbstractTagHandler implements TagGenerator {

    @Override
    public void generate() throws IOException {
        Map<String, Object> params = context.getParameters();
        Attributes attrs = new Attributes();

        attrs.addIfExists("async", params.get("async"))
            .addIfExists("charset", params.get("charset"))
            .addIfExists("defer", params.get("defer"))
            .addIfExists("src", params.get("src"))
            .addIfExists("type", params.get("type"))
            .addIfExists("referrerpolicy", params.get("referrerpolicy"))
            .addIfExists("nomodule", params.get("nomodule"))
            .addIfExists("integrity", params.get("integrity"))
            .addIfExists("crossorigin", params.get("crossorigin"));

        start("script", attrs);
    }

    public static class CloseHandler extends AbstractTagHandler implements TagGenerator {

        public void generate() throws IOException {
            Map<String, Object> params = context.getParameters();
            String body = (String) params.get("body");
            if (StringUtils.isNotEmpty(body))
                characters(body, false); // false means no HTML encoding
            end("script");
        }
    }
}