| /* |
| * 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.tools.ant.taskdefs.optional.script; |
| |
| import org.apache.tools.ant.Task; |
| import org.apache.tools.ant.MagicNames; |
| import org.apache.tools.ant.BuildException; |
| import org.apache.tools.ant.DynamicConfigurator; |
| import java.util.Map; |
| import java.util.HashMap; |
| import java.util.List; |
| import java.util.ArrayList; |
| |
| /** |
| * The script execution class. This class finds the defining script task |
| * and passes control to that task's executeScript method. |
| * |
| * @since Ant 1.6 |
| */ |
| public class ScriptDefBase extends Task implements DynamicConfigurator { |
| |
| /** Nested elements */ |
| private Map nestedElementMap = new HashMap(); |
| |
| /** Attributes */ |
| private Map attributes = new HashMap(); |
| |
| private String text; |
| |
| /** |
| * Locate the script defining task and execute the script by passing |
| * control to it |
| */ |
| public void execute() { |
| getScript().executeScript(attributes, nestedElementMap, this); |
| } |
| |
| private ScriptDef getScript() { |
| String name = getTaskType(); |
| Map scriptRepository |
| = (Map) getProject().getReference(MagicNames.SCRIPT_REPOSITORY); |
| if (scriptRepository == null) { |
| throw new BuildException("Script repository not found for " + name); |
| } |
| |
| ScriptDef definition = (ScriptDef) scriptRepository.get(getTaskType()); |
| if (definition == null) { |
| throw new BuildException("Script definition not found for " + name); |
| } |
| return definition; |
| } |
| |
| /** |
| * Create a nested element |
| * |
| * @param name the nested element name |
| * @return the element to be configured |
| */ |
| public Object createDynamicElement(String name) { |
| List nestedElementList = (List) nestedElementMap.get(name); |
| if (nestedElementList == null) { |
| nestedElementList = new ArrayList(); |
| nestedElementMap.put(name, nestedElementList); |
| } |
| Object element = getScript().createNestedElement(name); |
| nestedElementList.add(element); |
| return element; |
| } |
| |
| /** |
| * Set a task attribute |
| * |
| * @param name the attribute name. |
| * @param value the attribute's string value |
| */ |
| public void setDynamicAttribute(String name, String value) { |
| ScriptDef definition = getScript(); |
| if (!definition.isAttributeSupported(name)) { |
| throw new BuildException("<" + getTaskType() |
| + "> does not support the \"" + name + "\" attribute"); |
| } |
| |
| attributes.put(name, value); |
| } |
| |
| /** |
| * Set the script text. |
| * |
| * @param text a component of the script text to be added. |
| * @since ant1.7 |
| */ |
| public void addText(String text) { |
| this.text = getProject().replaceProperties(text); |
| } |
| |
| /** |
| * get the text of this element; may be null |
| * @return text or null for no nested text |
| * @since ant1.7 |
| */ |
| public String getText() { |
| return text; |
| } |
| |
| /** |
| * Utility method for nested scripts; throws a BuildException |
| * with the given message. |
| * @param message text to pass to the BuildException |
| * @throws BuildException always. |
| * @since ant1.7 |
| */ |
| public void fail(String message) { |
| throw new BuildException(message); |
| } |
| } |
| |