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Diffstat (limited to 'support/arara/source/src/main/java/com/github/cereda/arara/model/Trigger.java')
-rw-r--r-- | support/arara/source/src/main/java/com/github/cereda/arara/model/Trigger.java | 135 |
1 files changed, 135 insertions, 0 deletions
diff --git a/support/arara/source/src/main/java/com/github/cereda/arara/model/Trigger.java b/support/arara/source/src/main/java/com/github/cereda/arara/model/Trigger.java new file mode 100644 index 0000000000..11da04bfcb --- /dev/null +++ b/support/arara/source/src/main/java/com/github/cereda/arara/model/Trigger.java @@ -0,0 +1,135 @@ +/** + * Arara, the cool TeX automation tool + * Copyright (c) 2012 -- 2018, Paulo Roberto Massa Cereda + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * 3. Neither the name of the project's author nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER + * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY + * WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ +package com.github.cereda.arara.model; + +import com.github.cereda.arara.controller.ConfigurationController; +import com.github.cereda.arara.controller.LanguageController; +import java.util.HashMap; +import java.util.List; +import java.util.Map; +import java.util.concurrent.Callable; + +/** + * Implements the trigger model. The tool provides triggers, which are a way + * to alter its internal behaviour according to a list of parameters. + * @author Paulo Roberto Massa Cereda + * @version 4.0 + * @since 4.0 + */ +public class Trigger { + + // the action name and its + // list of parameters + private final String action; + private final List<Object> parameters; + + // the application messages obtained from the + // language controller + private static final LanguageController messages = + LanguageController.getInstance(); + + /** + * Constructor. + * @param action The action name. + * @param parameters The list of parameters. + */ + public Trigger(String action, List<Object> parameters) { + this.action = action; + this.parameters = parameters; + } + + /** + * Gets the action name. + * @return The action name. + */ + public String getAction() { + return action; + } + + /** + * Gets the list of parameters. + * @return The list of parameters. + */ + public List<Object> getParameters() { + return parameters; + } + + /** + * Returns a textual representation of the current trigger. + * @return A string containing a textual representation of the current + * trigger. + */ + @Override + public String toString() { + return "trigger"; + } + + /** + * Processes the current trigger. + * @throws AraraException Something wrong happened, to be caught in the + * higher levels. + */ + public void process() throws AraraException { + + Map<String, Callable<Object>> mapping = + new HashMap<String, Callable<Object>>(); + mapping.put("halt", new Callable<Object>() { + public Object call() { + ConfigurationController.getInstance().put("trigger.halt", true); + return null; + } + }); + if (mapping.containsKey(action)) { + try { + mapping.get(action).call(); + } catch (Exception exception) { + throw new AraraException( + messages.getMessage( + Messages.ERROR_TRIGGER_CALL_EXCEPTION, + action + ), + exception + ); + } + } else { + throw new AraraException( + messages.getMessage( + Messages.ERROR_TRIGGER_ACTION_NOT_FOUND, + action + ) + ); + } + } + +} |