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io.cloudslang.lang.cli.utils.CompilerHelperImpl Maven / Gradle / Ivy
/*******************************************************************************
* (c) Copyright 2016 Hewlett-Packard Development Company, L.P.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Apache License v2.0 which accompany this distribution.
*
* The Apache License is available at
* http://www.apache.org/licenses/LICENSE-2.0
*
*******************************************************************************/
package io.cloudslang.lang.cli.utils;
import ch.lambdaj.function.convert.Converter;
import io.cloudslang.lang.api.Slang;
import io.cloudslang.lang.commons.services.api.CompilationHelper;
import io.cloudslang.lang.commons.services.api.SlangCompilationService;
import io.cloudslang.lang.commons.services.api.SlangSourceService;
import io.cloudslang.lang.compiler.Extension;
import io.cloudslang.lang.compiler.SlangSource;
import io.cloudslang.lang.compiler.modeller.result.CompilationModellingResult;
import io.cloudslang.lang.entities.CompilationArtifact;
import io.cloudslang.lang.entities.SystemProperty;
import io.cloudslang.lang.entities.bindings.values.Value;
import io.cloudslang.lang.entities.utils.SetUtils;
import org.apache.commons.collections4.CollectionUtils;
import org.apache.commons.collections4.MapUtils;
import org.apache.commons.io.FileUtils;
import org.apache.commons.lang3.StringUtils;
import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;
import org.yaml.snakeyaml.Yaml;
import java.io.File;
import java.io.Serializable;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Set;
import static ch.lambdaj.Lambda.convert;
/**
* @author lesant
* @version $Id$
* @since 11/13/2014
*/
@Component
public class CompilerHelperImpl implements CompilerHelper {
private static final Logger logger = LogManager.getLogger(CompilerHelperImpl.class);
private static final String SP_DIR = "properties";
private static final String INPUT_DIR = "inputs";
private static final String CONFIG_DIR = "configuration";
private static final String DUPLICATE_SYSTEM_PROPERTY_ERROR_MESSAGE_PREFIX = "Duplicate system property: '";
@Autowired
private Slang slang;
@Autowired
private Yaml yaml;
@Autowired
private SlangSourceService slangSourceService;
@Autowired
private CompilationHelper compilationHelper;
@Autowired
private SlangCompilationService slangCompilationService;
@Override
public CompilationArtifact compile(String filePath, List dependencies) {
File file = slangCompilationService.getFile(filePath);
try {
return slang.compile(SlangSource.fromFile(file), getDependencySources(dependencies, file));
} catch (Exception e) {
handleException(file, e);
return null;
}
}
@Override
public CompilationModellingResult compileSource(String filePath, List dependencies) {
File file = slangCompilationService.getFile(filePath);
try {
return slang.compileSource(SlangSource.fromFile(file), getDependencySources(dependencies, file));
} catch (Exception e) {
handleException(file, e);
return null;
}
}
private void handleException(File file, Exception e) {
logger.error("Failed compilation for file : " + file.getName() + " ,Exception is : " + e.getMessage());
throw new RuntimeException("Failed compilation for file : " + file.getName() +
" ,Exception is : " + e.getMessage(), e);
}
@Override
public List compileFolders(List foldersPaths) {
return slangCompilationService.compileFolders(foldersPaths, compilationHelper);
}
@Override
public Set loadSystemProperties(List systemPropertyFiles) {
String propertiesRelativePath = CONFIG_DIR + File.separator + SP_DIR;
return loadPropertiesFromFiles(convertToFiles(systemPropertyFiles),
Extension.getPropertiesFileExtensionValues(), propertiesRelativePath);
}
@Override
public Map loadInputsFromFile(List inputFiles) {
String inputsRelativePath = CONFIG_DIR + File.separator + INPUT_DIR;
return loadMapsFromFiles(convertToFiles(inputFiles),
Extension.getYamlFileExtensionValues(), inputsRelativePath);
}
private Set getDependencySources(List dependencies, File file) {
dependencies = getDependenciesIfEmpty(dependencies, file);
return slangCompilationService.getSourcesFromFolders(dependencies);
}
private List getDependenciesIfEmpty(List dependencies, File file) {
if (CollectionUtils.isEmpty(dependencies)) {
dependencies = new ArrayList<>();
//app.home is the basedir property we set in our executables
String appHome = System.getProperty("app.home", "");
String contentRoot = appHome + File.separator + "content";
File contentRootDir = new File(contentRoot);
if (StringUtils.isNotEmpty(appHome) &&
contentRootDir.exists() && contentRootDir.isDirectory()) {
dependencies.add(contentRoot);
} else {
//default behavior is taking the parent dir if not running from our executables
dependencies.add(file.getParent());
}
}
return dependencies;
}
private Map loadMapsFromFiles(List files, String[] extensions, String directory) {
Collection fileCollection;
if (CollectionUtils.isEmpty(files)) {
fileCollection = loadDefaultFiles(extensions, directory, false);
if (CollectionUtils.isEmpty(fileCollection)) {
return null;
}
} else {
fileCollection = files;
}
Map result = new HashMap<>();
for (File inputFile : fileCollection) {
logger.info("Loading file: " + inputFile);
try {
String inputsFileContent = SlangSource.fromFile(inputFile).getContent();
Boolean emptyContent = true;
if (StringUtils.isNotEmpty(inputsFileContent)) {
@SuppressWarnings("unchecked") Map inputFileYamlContent =
(Map) yaml.load(inputsFileContent);
if (MapUtils.isNotEmpty(inputFileYamlContent)) {
emptyContent = false;
result.putAll(slangSourceService
.convertInputFromMap(inputFileYamlContent, inputFile.getName()));
}
}
if (emptyContent) {
throw new RuntimeException("Inputs file: " + inputFile +
" is empty or does not contain valid YAML content.");
}
} catch (RuntimeException ex) {
logger.error("Error loading file: " + inputFile + ". Nested exception is: " + ex.getMessage(), ex);
throw new RuntimeException(ex);
}
}
return result;
}
private Set loadPropertiesFromFiles(List files, String[] extensions, String directory) {
Collection fileCollection;
if (CollectionUtils.isEmpty(files)) {
fileCollection = loadDefaultFiles(extensions, directory, true);
if (CollectionUtils.isEmpty(fileCollection)) {
return new HashSet<>();
}
} else {
fileCollection = files;
for (File propertyFileCandidate : fileCollection) {
Extension.validatePropertiesFileExtension(propertyFileCandidate.getName());
}
}
Map> loadedProperties = new HashMap<>();
for (File propFile : fileCollection) {
try {
SlangSource source = SlangSource.fromFile(propFile);
logger.info("Loading file: " + propFile);
Set propsFromFile = slang.loadSystemProperties(source);
mergeSystemProperties(loadedProperties, propsFromFile, propFile);
} catch (Throwable ex) {
String errorMessage = "Error loading file: " + propFile + " nested exception is " + ex.getMessage();
logger.error(errorMessage, ex);
throw new RuntimeException(errorMessage, ex);
}
}
return SetUtils.mergeSets(loadedProperties.values());
}
private void mergeSystemProperties(
Map> target,
Set propertiesFromFile,
File sourceFile) {
for (Map.Entry> entry : target.entrySet()) {
for (SystemProperty propertyFromFile : propertiesFromFile) {
if (SetUtils.containsIgnoreCaseBasedOnFqn(entry.getValue(), propertyFromFile)) {
throw new RuntimeException(
DUPLICATE_SYSTEM_PROPERTY_ERROR_MESSAGE_PREFIX + propertyFromFile.getFullyQualifiedName() +
"' in the following files: " +
entry.getKey().getPath() + ", " + sourceFile.getPath()
);
}
}
}
target.put(sourceFile, propertiesFromFile);
}
private Collection loadDefaultFiles(String[] extensions, String directory, boolean recursive) {
Collection files;
String appHome = System.getProperty("app.home", "");
String defaultDirectoryPath = appHome + File.separator + directory;
File defaultDirectory = new File(defaultDirectoryPath);
if (defaultDirectory.isDirectory()) {
files = FileUtils.listFiles(defaultDirectory, extensions, recursive);
} else {
files = Collections.emptyList();
}
return files;
}
private List convertToFiles(List fileList) {
return convert(fileList, new Converter() {
@Override
public File convert(String from) {
return new File(from);
}
});
}
}
