| /*~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
| ~ 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.sling.scripting.sightly.impl.plugin; |
| |
| import org.apache.commons.lang3.StringUtils; |
| import org.apache.sling.scripting.sightly.compiler.SightlyCompilerException; |
| import org.apache.sling.scripting.sightly.compiler.commands.VariableBinding; |
| import org.apache.sling.scripting.sightly.compiler.expression.Expression; |
| import org.apache.sling.scripting.sightly.impl.compiler.PushStream; |
| import org.apache.sling.scripting.sightly.impl.compiler.frontend.CompilerContext; |
| |
| /** |
| * Implementation for the {@code data-sly-set} plugin |
| */ |
| public class SetPlugin extends AbstractPlugin { |
| |
| public SetPlugin() { |
| name = "set"; |
| priority = 1; |
| } |
| |
| @Override |
| public PluginInvoke invoke(final Expression expressionNode, final PluginCallInfo callInfo, final CompilerContext compilerContext) { |
| |
| final String variableName = decodeVariableName(callInfo); |
| if (StringUtils.isEmpty(variableName)) { |
| throw new SightlyCompilerException("Identifier name was not provided."); |
| } |
| |
| return new DefaultPluginInvoke() { |
| |
| @Override |
| public void beforeElement(PushStream stream, String tagName) { |
| stream.write(new VariableBinding.Global(variableName, expressionNode.getRoot())); |
| } |
| |
| |
| }; |
| } |
| |
| } |