DuplicateFinderMojo.java
/*
* Licensed 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.basepom.mojo.duplicatefinder;
import java.io.BufferedInputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.util.AbstractMap.SimpleImmutableEntry;
import java.util.Arrays;
import java.util.Collection;
import java.util.EnumSet;
import java.util.Map;
import java.util.Map.Entry;
import java.util.Set;
import java.util.SortedSet;
import java.util.zip.ZipEntry;
import java.util.zip.ZipFile;
import javax.xml.stream.XMLStreamException;
import com.google.common.base.Strings;
import com.google.common.collect.ImmutableMap;
import com.google.common.collect.ImmutableSet;
import com.google.common.collect.Maps;
import com.google.common.collect.Multimap;
import com.google.common.hash.HashFunction;
import com.google.common.hash.Hashing;
import com.google.common.io.ByteStreams;
import com.google.common.io.Closer;
import org.apache.maven.artifact.Artifact;
import org.apache.maven.artifact.DependencyResolutionRequiredException;
import org.apache.maven.artifact.versioning.InvalidVersionSpecificationException;
import org.apache.maven.artifact.versioning.OverConstrainedVersionException;
import org.apache.maven.model.Dependency;
import org.apache.maven.plugin.AbstractMojo;
import org.apache.maven.plugin.MojoExecutionException;
import org.apache.maven.plugin.MojoFailureException;
import org.apache.maven.plugins.annotations.LifecyclePhase;
import org.apache.maven.plugins.annotations.Mojo;
import org.apache.maven.plugins.annotations.Parameter;
import org.apache.maven.plugins.annotations.ResolutionScope;
import org.apache.maven.project.MavenProject;
import org.basepom.mojo.duplicatefinder.ResultCollector.ConflictResult;
import org.basepom.mojo.duplicatefinder.artifact.ArtifactFileResolver;
import org.basepom.mojo.duplicatefinder.artifact.MavenCoordinates;
import org.basepom.mojo.duplicatefinder.classpath.ClasspathDescriptor;
import org.codehaus.stax2.XMLOutputFactory2;
import org.codehaus.staxmate.SMOutputFactory;
import org.codehaus.staxmate.out.SMOutputDocument;
import org.codehaus.staxmate.out.SMOutputElement;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import static java.lang.String.format;
import static com.google.common.base.Preconditions.checkArgument;
import static com.google.common.base.Preconditions.checkNotNull;
import static com.google.common.base.Preconditions.checkState;
import static org.apache.maven.artifact.Artifact.SCOPE_COMPILE;
import static org.apache.maven.artifact.Artifact.SCOPE_PROVIDED;
import static org.apache.maven.artifact.Artifact.SCOPE_RUNTIME;
import static org.apache.maven.artifact.Artifact.SCOPE_SYSTEM;
import static org.basepom.mojo.duplicatefinder.ConflictState.CONFLICT_CONTENT_DIFFERENT;
import static org.basepom.mojo.duplicatefinder.ConflictState.CONFLICT_CONTENT_EQUAL;
import static org.basepom.mojo.duplicatefinder.ConflictType.CLASS;
import static org.basepom.mojo.duplicatefinder.ConflictType.RESOURCE;
import static org.basepom.mojo.duplicatefinder.artifact.ArtifactHelper.getOutputDirectory;
import static org.basepom.mojo.duplicatefinder.artifact.ArtifactHelper.getTestOutputDirectory;
/**
* Finds duplicate classes/resources on the classpath.
*/
@Mojo(name = "check", requiresProject = true, threadSafe = true, defaultPhase = LifecyclePhase.VERIFY, requiresDependencyResolution = ResolutionScope.TEST)
public final class DuplicateFinderMojo extends AbstractMojo {
private static final Logger LOG = LoggerFactory.getLogger(DuplicateFinderMojo.class);
private static final int SAVE_FILE_VERSION = 1;
private static final HashFunction SHA_256 = Hashing.sha256();
private static final Set<String> COMPILE_SCOPE = ImmutableSet.of(SCOPE_COMPILE, SCOPE_PROVIDED, SCOPE_SYSTEM);
private static final Set<String> RUNTIME_SCOPE = ImmutableSet.of(SCOPE_COMPILE, SCOPE_RUNTIME);
private static final Set<String> TEST_SCOPE = ImmutableSet.of(); // Empty == all scopes
/**
* The maven project (effective pom).
*/
@Parameter(defaultValue = "${project}", readonly = true)
public MavenProject project;
/**
* Report files that have the same sha256 has value.
*
* @since 1.0.6
*/
@Parameter(defaultValue = "false", property = "duplicate-finder.printEqualFiles")
public boolean printEqualFiles = false;
/**
* Fail the build if files with the same name but different content are detected.
*
* @since 1.0.3
*/
@Parameter(defaultValue = "false", property = "duplicate-finder.failBuildInCaseOfDifferentContentConflict")
public boolean failBuildInCaseOfDifferentContentConflict = false;
/**
* Fail the build if files with the same name and the same content are detected.
*
* @since 1.0.3
*/
@Parameter(defaultValue = "false", property = "duplicate-finder.failBuildInCaseOfEqualContentConflict")
public boolean failBuildInCaseOfEqualContentConflict = false;
/**
* Fail the build if any files with the same name are found.
*/
@Parameter(defaultValue = "false", property = "duplicate-finder.failBuildInCaseOfConflict")
public boolean failBuildInCaseOfConflict = false;
/**
* Use the default resource ignore list.
*/
@Parameter(defaultValue = "true", property = "duplicate-finder.useDefaultResourceIgnoreList")
public boolean useDefaultResourceIgnoreList = true;
/**
* Use the default class ignore list.
*
* @since 1.2.1
*/
@Parameter(defaultValue = "true", property = "duplicate-finder.useDefaultClassIgnoreList")
public boolean useDefaultClassIgnoreList = true;
/**
* Ignored resources, which are not checked for multiple occurences.
*/
@Parameter
public String[] ignoredResourcePatterns = new String[0];
/**
* Ignored classes, which are not checked for multiple occurences.
*
* @since 1.2.1
*/
@Parameter
public String[] ignoredClassPatterns = new String[0];
/**
* Artifacts with expected and resolved versions that are checked.
*/
@Parameter(alias = "exceptions")
public ConflictingDependency[] conflictingDependencies = new ConflictingDependency[0];
/**
* Dependencies that should not be checked at all.
*/
@Parameter(alias = "ignoredDependencies")
public MavenCoordinates[] ignoredDependencies = new MavenCoordinates[0];
/**
* Check resources and classes on the compile class path.
*/
@Parameter(defaultValue = "true", property = "duplicate-finder.checkCompileClasspath")
public boolean checkCompileClasspath = true;
/**
* Check resources and classes on the runtime class path.
*/
@Parameter(defaultValue = "true", property = "duplicate-finder.checkRuntimeClasspath")
public boolean checkRuntimeClasspath = true;
/**
* Check resources and classes on the test class path.
*/
@Parameter(defaultValue = "true", property = "duplicate-finder.checkTestClasspath")
public boolean checkTestClasspath = true;
/**
* Skips the plugin execution.
*/
@Parameter(defaultValue = "false", property = "duplicate-finder.skip")
public boolean skip = false;
/**
* Quiets the plugin (report only errors).
*
* @since 1.1.0
* @deprecated
*/
@Parameter(defaultValue = "false", property = "duplicate-finder.quiet")
@Deprecated
public boolean quiet = false;
/**
* Whether existing local directories with classes or existing artifacts are preferred.
*
* @since 1.1.0
*/
@Parameter(defaultValue = "true", property = "duplicate-finder.preferLocal")
public boolean preferLocal = true;
/**
* Output file for the result of the plugin.
*
* @since 1.1.0
*/
@Parameter(defaultValue = "${project.build.directory}/duplicate-finder-result.xml", property = "duplicate-finder.resultFile")
public File resultFile;
/**
* Write result to output file.
*
* @since 1.1.0
*/
@Parameter(defaultValue = "true", property = "duplicate-finder.useResultFile")
public boolean useResultFile = true;
/**
* Minimum occurences on the class path to be listed in the result file.
*
* @since 1.1.0
*/
@Parameter(defaultValue = "2", property = "duplicate-finder.resultFileMinClasspathCount")
public int resultFileMinClasspathCount = 2;
/**
* Include the boot class path in duplicate detection. This will find duplicates with the JDK
* internal classes (e.g. the classes in rt.jar).
*
* @since 1.1.1
* @deprecated
*/
@Parameter(defaultValue = "false", property = "duplicate-finder.includeBootClasspath")
@Deprecated
public boolean includeBootClasspath = false;
/**
* System property that contains the boot class path.
*
* @since 1.1.1
* @deprecated
*/
@Parameter(property = "duplicate-finder.bootClasspathProperty")
@Deprecated
public String bootClasspathProperty = null;
/**
* Include POM projects in validation.
*
* @since 1.2.0
*/
@Parameter(defaultValue = "false", property = "duplicate-finder.includePomProjects")
public boolean includePomProjects = false;
private final EnumSet<ConflictState> printState = EnumSet.of(CONFLICT_CONTENT_DIFFERENT);
private final EnumSet<ConflictState> failState = EnumSet.noneOf(ConflictState.class);
// called by maven
public void setIgnoredDependencies(final Dependency[] dependencies) throws InvalidVersionSpecificationException {
checkArgument(dependencies != null);
this.ignoredDependencies = new MavenCoordinates[dependencies.length];
for (int idx = 0; idx < dependencies.length; idx++) {
this.ignoredDependencies[idx] = new MavenCoordinates(dependencies[idx]);
}
}
@Override
public void execute() throws MojoExecutionException, MojoFailureException {
if (skip) {
LOG.info("Skipping duplicate-finder execution!");
} else if (!includePomProjects && "pom".equals(project.getArtifact().getType())) {
LOG.info("Ignoring POM project!");
} else {
if (printEqualFiles) {
printState.add(CONFLICT_CONTENT_EQUAL);
}
if (failBuildInCaseOfConflict || failBuildInCaseOfEqualContentConflict) {
printState.add(CONFLICT_CONTENT_EQUAL);
failState.add(CONFLICT_CONTENT_EQUAL);
failState.add(CONFLICT_CONTENT_DIFFERENT);
}
if (failBuildInCaseOfDifferentContentConflict) {
failState.add(CONFLICT_CONTENT_DIFFERENT);
}
if (includeBootClasspath) {
LOG.warn("<includeBootClasspath> is no longer supported and will be ignored!");
}
if (bootClasspathProperty != null) {
LOG.warn("<bootClasspathProperty> is no longer supported and will be ignored!");
}
if (quiet) {
LOG.warn("<quiet> is no longer supported and will be ignored!");
}
try {
// Prep conflicting dependencies
MavenCoordinates projectCoordinates = new MavenCoordinates(project.getArtifact());
for (ConflictingDependency conflictingDependency : conflictingDependencies) {
conflictingDependency.addProjectMavenCoordinates(projectCoordinates);
}
final ArtifactFileResolver artifactFileResolver = new ArtifactFileResolver(project, preferLocal);
final ImmutableMap.Builder<String, Entry<ResultCollector, ClasspathDescriptor>> classpathResultBuilder = ImmutableMap.builder();
if (checkCompileClasspath) {
LOG.info("Checking compile classpath");
final ResultCollector resultCollector = new ResultCollector(printState, failState);
final ClasspathDescriptor classpathDescriptor = checkClasspath(resultCollector, artifactFileResolver, COMPILE_SCOPE,
getOutputDirectory(project));
classpathResultBuilder.put("compile", new SimpleImmutableEntry<>(resultCollector, classpathDescriptor));
}
if (checkRuntimeClasspath) {
LOG.info("Checking runtime classpath");
final ResultCollector resultCollector = new ResultCollector(printState, failState);
final ClasspathDescriptor classpathDescriptor = checkClasspath(resultCollector, artifactFileResolver, RUNTIME_SCOPE,
getOutputDirectory(project));
classpathResultBuilder.put("runtime", new SimpleImmutableEntry<>(resultCollector, classpathDescriptor));
}
if (checkTestClasspath) {
LOG.info("Checking test classpath");
final ResultCollector resultCollector = new ResultCollector(printState, failState);
final ClasspathDescriptor classpathDescriptor = checkClasspath(resultCollector,
artifactFileResolver,
TEST_SCOPE,
getOutputDirectory(project),
getTestOutputDirectory(project));
classpathResultBuilder.put("test", new SimpleImmutableEntry<>(resultCollector, classpathDescriptor));
}
final ImmutableMap<String, Entry<ResultCollector, ClasspathDescriptor>> classpathResults = classpathResultBuilder.build();
if (useResultFile) {
checkState(resultFile != null, "resultFile must be set if useResultFile is true");
writeResultFile(resultFile, classpathResults);
}
boolean failed = false;
for (Map.Entry<String, Entry<ResultCollector, ClasspathDescriptor>> classpathEntry : classpathResults.entrySet()) {
String classpathName = classpathEntry.getKey();
ResultCollector resultCollector = classpathEntry.getValue().getKey();
for (final ConflictState state : printState) {
for (final ConflictType type : ConflictType.values()) {
if (resultCollector.hasConflictsFor(type, state)) {
final Map<String, Collection<ConflictResult>> results = resultCollector.getResults(type, state);
for (final Map.Entry<String, Collection<ConflictResult>> entry : results.entrySet()) {
final String artifactNames = entry.getKey();
final Collection<ConflictResult> conflictResults = entry.getValue();
LOG.warn(format("Found duplicate %s %s in [%s]:", state.getHint(), type.getType(), artifactNames));
for (final ConflictResult conflictResult : conflictResults) {
LOG.warn(format(" %s", conflictResult.getName()));
}
}
}
}
}
failed |= resultCollector.isFailed();
if (resultCollector.isFailed()) {
LOG.warn(format("Found duplicate classes/resources in %s classpath.", classpathName));
}
}
if (failed) {
throw new MojoExecutionException("Found duplicate classes/resources!");
}
} catch (final DependencyResolutionRequiredException e) {
throw new MojoFailureException("Could not resolve dependencies", e);
} catch (final InvalidVersionSpecificationException e) {
throw new MojoFailureException("Invalid version specified", e);
} catch (final OverConstrainedVersionException e) {
throw new MojoFailureException("Version too constrained", e);
} catch (final IOException e) {
throw new MojoExecutionException("While loading artifacts", e);
}
}
}
private ImmutableSet<String> getIgnoredResourcePatterns() {
ImmutableSet.Builder<String> builder = ImmutableSet.builder();
builder.add(ignoredResourcePatterns);
return builder.build();
}
private ImmutableSet<String> getIgnoredClassPatterns() {
ImmutableSet.Builder<String> builder = ImmutableSet.builder();
builder.add(ignoredClassPatterns);
return builder.build();
}
/**
* Checks the maven classpath for a given set of scopes whether it contains duplicates. In addition to the
* artifacts on the classpath, one or more additional project folders are added.
*/
private ClasspathDescriptor checkClasspath(final ResultCollector resultCollector,
final ArtifactFileResolver artifactFileResolver,
final Set<String> scopes,
final File... projectFolders)
throws MojoExecutionException, InvalidVersionSpecificationException, OverConstrainedVersionException, DependencyResolutionRequiredException {
// Map of files to artifacts. Depending on the type of build, referenced projects in a multi-module build
// may be local folders in the project instead of repo jar references.
final Multimap<File, Artifact> fileToArtifactMap = artifactFileResolver.resolveArtifactsForScopes(scopes);
final ClasspathDescriptor classpathDescriptor = ClasspathDescriptor.createClasspathDescriptor(project,
fileToArtifactMap,
getIgnoredResourcePatterns(),
getIgnoredClassPatterns(),
Arrays.asList(ignoredDependencies),
useDefaultResourceIgnoreList,
useDefaultClassIgnoreList,
projectFolders);
// Now a scope specific classpath descriptor (scope relevant artifacts and project folders) and the global artifact resolver
// are primed. Run conflict resolution for classes and resources.
checkForDuplicates(CLASS, resultCollector, classpathDescriptor, artifactFileResolver);
checkForDuplicates(RESOURCE, resultCollector, classpathDescriptor, artifactFileResolver);
return classpathDescriptor;
}
private void checkForDuplicates(final ConflictType type, final ResultCollector resultCollector, final ClasspathDescriptor classpathDescriptor,
final ArtifactFileResolver artifactFileResolver)
throws OverConstrainedVersionException {
// only look at entries with a size > 1.
final Map<String, Collection<File>> filteredMap = ImmutableMap.copyOf(Maps.filterEntries(classpathDescriptor.getClasspathElementLocations(type),
entry -> {
checkNotNull(entry, "entry is null");
checkState(entry.getValue() != null, "Entry '%s' is invalid", entry);
return entry.getValue().size() > 1;
}));
for (final Map.Entry<String, Collection<File>> entry : filteredMap.entrySet()) {
final String name = entry.getKey();
final Collection<File> elements = entry.getValue();
// Map which contains a printable name for the conflicting entry (which is either the printable name for an artifact or
// a folder name for a project folder) as keys and a classpath element as value.
final SortedSet<ClasspathElement> conflictingClasspathElements = artifactFileResolver.getClasspathElementsForElements(elements);
ImmutableSet.Builder<Artifact> artifactBuilder = ImmutableSet.builder();
for (ClasspathElement conflictingClasspathElement : conflictingClasspathElements) {
if (conflictingClasspathElement.hasArtifact()) {
artifactBuilder.add(conflictingClasspathElement.getArtifact());
} else if (conflictingClasspathElement.isLocalFolder()) {
artifactBuilder.add(project.getArtifact());
}
}
final boolean excepted = isExcepted(type, name, artifactBuilder.build());
final ConflictState conflictState = DuplicateFinderMojo.determineConflictState(type, name, elements);
resultCollector.addConflict(type, name, conflictingClasspathElements, excepted, conflictState);
}
}
/**
* Detects class/resource differences via SHA256 hash comparison.
*/
private static ConflictState determineConflictState(final ConflictType type, final String name, final Iterable<File> elements) {
File firstFile = null;
String firstSHA256 = null;
final String resourcePath = type == ConflictType.CLASS ? name.replace('.', '/') + ".class" : name;
for (final File element : elements) {
try {
final String newSHA256 = getSHA256HexOfElement(element, resourcePath);
if (firstSHA256 == null) {
// save sha256 hash from the first element
firstSHA256 = newSHA256;
firstFile = element;
} else if (!newSHA256.equals(firstSHA256)) {
LOG.debug(format("Found different SHA256 hashes for elements %s in file %s and %s", resourcePath, firstFile, element));
return ConflictState.CONFLICT_CONTENT_DIFFERENT;
}
} catch (final IOException ex) {
LOG.warn(format("Could not read content from file %s!", element), ex);
}
}
return ConflictState.CONFLICT_CONTENT_EQUAL;
}
/**
* Calculates the SHA256 Hash of a class in a file.
*
* @param file the archive contains the class
* @param resourcePath the name of the class
* @return the MD% Hash as Hex-Value
* @throws IOException if any error occurs on reading class in archive
*/
private static String getSHA256HexOfElement(final File file, final String resourcePath) throws IOException {
try (Closer closer = Closer.create()) {
InputStream in;
if (file.isDirectory()) {
final File resourceFile = new File(file, resourcePath);
in = closer.register(new BufferedInputStream(new FileInputStream(resourceFile)));
} else {
final ZipFile zip = new ZipFile(file);
closer.register(zip::close);
final ZipEntry zipEntry = zip.getEntry(resourcePath);
if (zipEntry == null) {
throw new IOException(format("Could not find %s in archive %s", resourcePath, file));
}
in = zip.getInputStream(zipEntry);
}
return SHA_256.newHasher().putBytes(ByteStreams.toByteArray(in)).hash().toString();
}
}
private boolean isExcepted(final ConflictType type, final String name, final Set<Artifact> artifacts)
throws OverConstrainedVersionException {
final ImmutableSet.Builder<ConflictingDependency> conflictBuilder = ImmutableSet.builder();
checkState(conflictingDependencies != null, "conflictingDependencies is null");
// Find all exception definitions from the configuration that match these artifacts.
for (final ConflictingDependency conflictingDependency : conflictingDependencies) {
if (conflictingDependency.isForArtifacts(artifacts)) {
conflictBuilder.add(conflictingDependency);
}
}
// If any of the possible candidates covers this class or resource, then the conflict is excepted.
for (final ConflictingDependency conflictingDependency : conflictBuilder.build()) {
if (type == ConflictType.CLASS && conflictingDependency.containsClass(name)) {
return true;
} else if (type == ConflictType.RESOURCE && conflictingDependency.containsResource(name)) {
return true;
}
}
return false;
}
private void writeResultFile(File resultFile, ImmutableMap<String, Entry<ResultCollector, ClasspathDescriptor>> results)
throws MojoExecutionException, InvalidVersionSpecificationException, OverConstrainedVersionException {
File parent = resultFile.getParentFile();
if (!parent.exists()) {
if (!parent.mkdirs()) {
throw new MojoExecutionException("Could not create parent folders for " + parent.getAbsolutePath());
}
}
if (!parent.isDirectory() || !parent.canWrite()) {
throw new MojoExecutionException("Can not create result file in " + parent.getAbsolutePath());
}
try {
SMOutputFactory factory = new SMOutputFactory(XMLOutputFactory2.newFactory());
SMOutputDocument resultDocument = factory.createOutputDocument(resultFile);
resultDocument.setIndentation("\n" + Strings.repeat(" ", 64), 1, 4);
SMOutputElement rootElement = resultDocument.addElement("duplicate-finder-result");
XMLWriterUtils.addAttribute(rootElement, "version", SAVE_FILE_VERSION);
XMLWriterUtils.addProjectInformation(rootElement, project);
addConfiguration(rootElement);
SMOutputElement resultsElement = rootElement.addElement("results");
for (Map.Entry<String, Entry<ResultCollector, ClasspathDescriptor>> entry : results.entrySet()) {
SMOutputElement resultElement = resultsElement.addElement("result");
XMLWriterUtils.addAttribute(resultElement, "name", entry.getKey());
XMLWriterUtils.addResultCollector(resultElement, entry.getValue().getKey());
XMLWriterUtils.addClasspathDescriptor(resultElement, resultFileMinClasspathCount, entry.getValue().getValue());
}
resultDocument.closeRootAndWriter();
} catch (XMLStreamException e) {
throw new MojoExecutionException("While writing result file", e);
}
}
private void addConfiguration(SMOutputElement rootElement)
throws XMLStreamException {
SMOutputElement prefs = XMLWriterUtils.addElement(rootElement, "configuration", null);
// Simple configuration options
XMLWriterUtils.addAttribute(prefs, "skip", skip);
XMLWriterUtils.addAttribute(prefs, "checkCompileClasspath", checkCompileClasspath);
XMLWriterUtils.addAttribute(prefs, "checkRuntimeClasspath", checkRuntimeClasspath);
XMLWriterUtils.addAttribute(prefs, "checkTestClasspath", checkTestClasspath);
XMLWriterUtils.addAttribute(prefs, "failBuildInCaseOfDifferentContentConflict", failBuildInCaseOfDifferentContentConflict);
XMLWriterUtils.addAttribute(prefs, "failBuildInCaseOfEqualContentConflict", failBuildInCaseOfEqualContentConflict);
XMLWriterUtils.addAttribute(prefs, "failBuildInCaseOfConflict", failBuildInCaseOfConflict);
XMLWriterUtils.addAttribute(prefs, "printEqualFiles", printEqualFiles);
XMLWriterUtils.addAttribute(prefs, "preferLocal", preferLocal);
XMLWriterUtils.addAttribute(prefs, "includePomProjects", includePomProjects);
// Ignoring Dependencies and resources
XMLWriterUtils.addAttribute(prefs, "useDefaultResourceIgnoreList", useDefaultResourceIgnoreList);
XMLWriterUtils.addAttribute(prefs, "useDefaultClassIgnoreList", useDefaultClassIgnoreList);
// Result file options
XMLWriterUtils.addAttribute(prefs, "useResultFile", useResultFile);
XMLWriterUtils.addAttribute(prefs, "resultFileMinClasspathCount", resultFileMinClasspathCount);
XMLWriterUtils.addAttribute(prefs, "resultFile", resultFile.getAbsolutePath());
SMOutputElement ignoredResourcesElement = prefs.addElement("ignoredResourcePatterns");
for (String ignoredResource : getIgnoredResourcePatterns()) {
XMLWriterUtils.addElement(ignoredResourcesElement, "ignoredResourcePattern", ignoredResource);
}
SMOutputElement ignoredClassElement = prefs.addElement("ignoredClassPatterns");
for (String ignoredClass : getIgnoredClassPatterns()) {
XMLWriterUtils.addElement(ignoredClassElement, "ignoredClassPattern", ignoredClass);
}
SMOutputElement conflictingDependenciesElement = prefs.addElement("conflictingDependencies");
for (ConflictingDependency conflictingDependency : conflictingDependencies) {
XMLWriterUtils.addConflictingDependency(conflictingDependenciesElement, "conflictingDependency", conflictingDependency);
}
SMOutputElement ignoredDependenciesElement = prefs.addElement("ignoredDependencies");
for (MavenCoordinates ignoredDependency : ignoredDependencies) {
XMLWriterUtils.addMavenCoordinate(ignoredDependenciesElement, "dependency", ignoredDependency);
}
}
}