Commit 0541cf50 authored by Brian Long's avatar Brian Long
Browse files

added dynamic normalizer and reusable crawler

parent 89a43457

src/it/pack-app/pom.xml

+1 −3
Original line number Diff line number Diff line
@@ -31,7 +31,7 @@ 
							<goal>unpack-app</goal>

						</goals>

						<configuration>

							<apsAppName>${aps.app}</apsAppName>

							<normalize>true</normalize>

						</configuration>

					</execution>

					<execution>
@@ -41,8 +41,6 @@ 
							<goal>pack-app</goal>

						</goals>

						<configuration>

							<apsAppName>${aps.app}</apsAppName>

							<targetDirectory>${basedir}/src/main/app</targetDirectory>

						</configuration>

					</execution>

				</executions>

src/it/translate-app/pom.xml

+1 −0
Original line number Diff line number Diff line
@@ -28,6 +28,7 @@ 
						</goals>

						<configuration>

							<normalize>true</normalize>

							<diffFriendly>true</diffFriendly>

						</configuration>

					</execution>

					<execution>

src/main/java/com/inteligr8/maven/aps/modeling/crawler/ApsAppCrawlable.java

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package com.inteligr8.maven.aps.modeling.crawler;



public interface ApsAppCrawlable {



	ApsFileTransformer getAppJsonTransformer();

	

	ApsFileTransformer getProcessJsonTransformer();



	ApsFileTransformer getProcessBpmnTransformer();



	ApsFileTransformer getFormJsonTransformer();



}

src/main/java/com/inteligr8/maven/aps/modeling/crawler/ApsAppCrawler.java

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+105 −0
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package com.inteligr8.maven.aps.modeling.crawler;



import java.io.File;

import java.io.IOException;

import java.util.Collections;

import java.util.HashMap;

import java.util.Map;

import java.util.regex.Matcher;

import java.util.regex.Pattern;



import org.slf4j.Logger;

import org.slf4j.LoggerFactory;



public class ApsAppCrawler {



	private final Logger logger = LoggerFactory.getLogger(ApsAppCrawler.class);

	private final Pattern filenamePattern = Pattern.compile("([^/]+)-([0-9]+)\\.(json|bpmn20\\.xml)");

	private final String appName;

	private final File appDirectory;

	private final File appDescriptor;

	private final boolean failOnIntegrityViolation;

	

	public ApsAppCrawler(String apsAppName, File apsAppDirectory, boolean failOnIntegrityViolation) {

		this.appName = apsAppName;

		this.appDirectory = apsAppDirectory;

		this.failOnIntegrityViolation = failOnIntegrityViolation;



		this.appDescriptor = this.validateDescriptor(appDirectory);

		if (this.logger.isDebugEnabled())

			this.logger.debug("APS App descriptor found: " + this.appDescriptor);

	}

	

	protected File validateDescriptor(File appDirectory) {

		File appDescriptor = new File(appDirectory, this.appName + ".json");

		

		if (!appDescriptor.exists())

			throw new IllegalStateException("The APS App descriptor could not be found: " + appDescriptor);

		if (!appDescriptor.isFile())

			throw new IllegalStateException("The APS App descriptor is not a file: " + appDescriptor);

		

		return appDescriptor;

	}

	

	public void execute(ApsAppCrawlable crawlable) throws IOException {

		this.logger.info("Crawling APS App ...");

		

		Map<String, ApsFileTransformer> processTransformers = new HashMap<>();

		processTransformers.put("json", crawlable.getProcessJsonTransformer());

		processTransformers.put("bpmn20.xml", crawlable.getProcessBpmnTransformer());

		processTransformers.put("bpmn", crawlable.getProcessBpmnTransformer());



		this.transform(crawlable.getAppJsonTransformer(), this.appDescriptor, this.appName, null);

		this.crawlModels("form-models", crawlable.getFormJsonTransformer());

		this.crawlModels("bpmn-models", processTransformers);

		this.crawlModels("bpmn-subprocess-models", crawlable.getProcessJsonTransformer());

	}

	

	protected void crawlModels(String modelsDirectoryName, ApsFileTransformer transformer) throws IOException {

		this.crawlModels(modelsDirectoryName, Collections.singletonMap("json", transformer));

	}

	

	protected void crawlModels(String modelsDirectoryName, Map<String, ApsFileTransformer> transformers) throws IOException {

		File modelsDirectory = new File(this.appDirectory, modelsDirectoryName);

		if (!modelsDirectory.exists()) {

			this.logger.debug("APS model directory doesn't exist; no models to transform: {}", modelsDirectory);

			return;

		}

		

		for (File modelFile : modelsDirectory.listFiles()) {

			this.logger.trace("Transforming model: {}", modelFile);

			

			Matcher matcher = this.filenamePattern.matcher(modelFile.getName());

			if (!matcher.find()) {

				this.logger.warn("The '{}' folder has a file with an unexpected filename format; skipping: {}", modelsDirectoryName, modelFile);

				continue;

			}

			

			String ext = matcher.group(3);

			ApsFileTransformer transformer = transformers.get(ext.toLowerCase());

			if (transformer == null) {

				this.logger.warn("The '{}' folder has a file with an unexpected extension; skipping: {}", modelsDirectoryName, modelFile);

				continue;

			}

			

			String modelName = matcher.group(1);

			Long modelId = new Long(matcher.group(2));

			this.logger.trace("Transforming model {} ID: {}", modelName, modelId);

			

			this.transform(transformer, modelFile, modelName, modelId);

		}

	}

	

	private void transform(ApsFileTransformer transformer, File modelFile, String modelName, Long modelId) throws IOException {

		try {

			transformer.transformFile(modelFile, modelName, modelId);

		} catch (IllegalArgumentException | IllegalStateException ie) {

			if (this.failOnIntegrityViolation) {

				throw ie;

			} else {

				this.logger.warn(ie.getMessage());

			}

		}

	}



}

src/main/java/com/inteligr8/maven/aps/modeling/crawler/ApsFileTransformer.java

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+10 −0
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package com.inteligr8.maven.aps.modeling.crawler;



import java.io.File;

import java.io.IOException;



public interface ApsFileTransformer {



	void transformFile(File file, String modelName, Long modelId) throws IOException;



}