Inline StringUtils methods

Author: gnodet

maven-core/src/main/java/org/apache/maven/configuration/DefaultBeanConfigurationRequest.java

@@ -18,7 +18,6 @@
  */
 package org.apache.maven.configuration;
 
-import org.apache.maven.internal.StringUtils;
 import org.apache.maven.model.Build;
 import org.apache.maven.model.Model;
 import org.apache.maven.model.Plugin;
@@ -88,7 +87,7 @@ public DefaultBeanConfigurationRequest setConfiguration(
             Model model, String pluginGroupId, String pluginArtifactId, String pluginExecutionId) {
         Plugin plugin = findPlugin(model, pluginGroupId, pluginArtifactId);
         if (plugin != null) {
-            if (StringUtils.isNotEmpty(pluginExecutionId)) {
+            if (pluginExecutionId != null && !pluginExecutionId.isEmpty()) {
                 for (PluginExecution execution : plugin.getExecutions()) {
                     if (pluginExecutionId.equals(execution.getId())) {
                         setConfiguration(execution.getConfiguration());
@@ -103,8 +102,12 @@ public DefaultBeanConfigurationRequest setConfiguration(
     }
 
     private Plugin findPlugin(Model model, String groupId, String artifactId) {
-        StringUtils.notBlank(groupId, "groupId can neither be null, empty nor blank");
-        StringUtils.notBlank(artifactId, "artifactId can neither be null, empty nor blank");
+        if (!(groupId != null && !groupId.isEmpty())) {
+            throw new IllegalArgumentException("groupId can neither be null nor empty");
+        }
+        if (!(artifactId != null && !artifactId.isEmpty())) {
+            throw new IllegalArgumentException("artifactId can neither be null nor empty");
+        }
 
         if (model != null) {
             Build build = model.getBuild();

maven-core/src/main/java/org/apache/maven/execution/DefaultBuildResumptionDataRepository.java

@@ -30,7 +30,6 @@
 import java.util.Properties;
 import java.util.stream.Stream;
 
-import org.apache.maven.internal.StringUtils;
 import org.apache.maven.project.MavenProject;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
@@ -109,10 +108,11 @@ private Properties loadResumptionFile(Path rootBuildDirectory) {
 
     // This method is made package-private for testing purposes
     void applyResumptionProperties(MavenExecutionRequest request, Properties properties) {
-        if (properties.containsKey(REMAINING_PROJECTS) && StringUtils.isEmpty(request.getResumeFrom())) {
+        String str1 = request.getResumeFrom();
+        if (properties.containsKey(REMAINING_PROJECTS) && !(str1 != null && !str1.isEmpty())) {
             String propertyValue = properties.getProperty(REMAINING_PROJECTS);
             Stream.of(propertyValue.split(PROPERTY_DELIMITER))
-                    .filter(StringUtils::isNotEmpty)
+                    .filter(str -> str != null && !str.isEmpty())
                     .forEach(request.getProjectActivation()::activateOptionalProject);
             LOGGER.info("Resuming from {} due to the --resume / -r feature.", propertyValue);
         }

maven-core/src/main/java/org/apache/maven/internal/StringUtils.java

@@ -25,7 +25,6 @@
 import org.apache.maven.api.annotations.Nonnull;
 import org.apache.maven.api.services.ArtifactCoordinateFactory;
 import org.apache.maven.api.services.ArtifactCoordinateFactoryRequest;
-import org.apache.maven.internal.StringUtils;
 import org.eclipse.aether.artifact.ArtifactType;
 
 import static org.apache.maven.internal.impl.Utils.cast;
@@ -43,12 +42,12 @@ public ArtifactCoordinate create(@Nonnull ArtifactCoordinateFactoryRequest reque
         if (request.getType() != null) {
             type = session.getSession().getArtifactTypeRegistry().get(request.getType());
         }
-        String classifier = StringUtils.isNotEmpty(request.getClassifier())
-                ? request.getClassifier()
-                : type != null ? type.getClassifier() : "";
-        String extension = StringUtils.isNotEmpty(request.getExtension())
-                ? request.getExtension()
-                : type != null ? type.getExtension() : "";
+        String str1 = request.getClassifier();
+        String classifier =
+                str1 != null && !str1.isEmpty() ? request.getClassifier() : type != null ? type.getClassifier() : "";
+        String str = request.getExtension();
+        String extension =
+                str != null && !str.isEmpty() ? request.getExtension() : type != null ? type.getExtension() : "";
         return new DefaultArtifactCoordinate(
                 session,
                 new org.eclipse.aether.artifact.DefaultArtifact(

maven-core/src/main/java/org/apache/maven/internal/impl/DefaultArtifactCoordinateFactory.java

@@ -25,7 +25,6 @@
 import org.apache.maven.api.annotations.Nonnull;
 import org.apache.maven.api.services.ArtifactFactory;
 import org.apache.maven.api.services.ArtifactFactoryRequest;
-import org.apache.maven.internal.StringUtils;
 import org.eclipse.aether.artifact.ArtifactType;
 
 import static org.apache.maven.internal.impl.Utils.cast;
@@ -43,12 +42,12 @@ public Artifact create(@Nonnull ArtifactFactoryRequest request) {
         if (request.getType() != null) {
             type = session.getSession().getArtifactTypeRegistry().get(request.getType());
         }
-        String classifier = StringUtils.isNotEmpty(request.getClassifier())
-                ? request.getClassifier()
-                : type != null ? type.getClassifier() : null;
-        String extension = StringUtils.isNotEmpty(request.getExtension())
-                ? request.getExtension()
-                : type != null ? type.getExtension() : null;
+        String str1 = request.getClassifier();
+        String classifier =
+                str1 != null && !str1.isEmpty() ? request.getClassifier() : type != null ? type.getClassifier() : null;
+        String str = request.getExtension();
+        String extension =
+                str != null && !str.isEmpty() ? request.getExtension() : type != null ? type.getExtension() : null;
         return new DefaultArtifact(
                 session,
                 new org.eclipse.aether.artifact.DefaultArtifact(

maven-core/src/main/java/org/apache/maven/internal/impl/DefaultArtifactFactory.java

@@ -22,7 +22,6 @@
 import javax.inject.Named;
 import javax.inject.Singleton;
 
-import org.apache.maven.internal.StringUtils;
 import org.apache.maven.plugin.MavenPluginPrerequisitesChecker;
 import org.apache.maven.plugin.descriptor.PluginDescriptor;
 import org.eclipse.aether.version.InvalidVersionSpecificationException;
@@ -44,7 +43,7 @@ public MavenPluginJavaPrerequisiteChecker(final VersionScheme versionScheme) {
     @Override
     public void accept(PluginDescriptor pluginDescriptor) {
         String requiredJavaVersion = pluginDescriptor.getRequiredJavaVersion();
-        if (StringUtils.isNotBlank(requiredJavaVersion)) {
+        if (requiredJavaVersion != null && !requiredJavaVersion.isEmpty()) {
             String currentJavaVersion = System.getProperty("java.version");
             if (!matchesVersion(requiredJavaVersion, currentJavaVersion)) {
                 throw new IllegalStateException("Required Java version " + requiredJavaVersion

maven-core/src/main/java/org/apache/maven/plugin/internal/MavenPluginJavaPrerequisiteChecker.java

@@ -26,7 +26,6 @@
 import java.io.InputStream;
 import java.util.Properties;
 
-import org.apache.maven.internal.StringUtils;
 import org.apache.maven.rtinfo.RuntimeInformation;
 import org.eclipse.aether.version.InvalidVersionSpecificationException;
 import org.eclipse.aether.version.Version;
@@ -89,7 +88,9 @@ private String loadMavenVersion() {
 
     @Override
     public boolean isMavenVersion(String versionRange) {
-        StringUtils.notBlank(versionRange, "versionRange can neither be null, empty nor blank");
+        if (!(versionRange != null && !versionRange.isEmpty())) {
+            throw new IllegalArgumentException("versionRange can neither be null nor empty");
+        }
 
         VersionConstraint constraint;
         try {
@@ -101,7 +102,9 @@ public boolean isMavenVersion(String versionRange) {
         Version current;
         try {
             String mavenVersion = getMavenVersion();
-            StringUtils.notBlank(mavenVersion, "Could not determine current Maven version");
+            if (!(mavenVersion != null && !mavenVersion.isEmpty())) {
+                throw new IllegalArgumentException("Could not determine current Maven version");
+            }
 
             current = versionScheme.parseVersion(mavenVersion);
         } catch (InvalidVersionSpecificationException e) {

maven-core/src/main/java/org/apache/maven/rtinfo/internal/DefaultRuntimeInformation.java

@@ -25,7 +25,6 @@
 import java.util.Locale;
 import java.util.Properties;
 
-import org.apache.maven.internal.StringUtils;
 import org.codehaus.plexus.util.Os;
 import org.slf4j.Logger;
 
@@ -106,7 +105,7 @@ static String createMavenVersionString(Properties buildProperties) {
         if (rev != null || timestamp != null) {
             msg += " (";
             msg += (rev != null ? rev : "");
-            if (StringUtils.isNotBlank(timestamp)) {
+            if (timestamp != null && !timestamp.isEmpty()) {
                 String ts = formatTimestamp(Long.parseLong(timestamp));
                 msg += (rev != null ? "; " : "") + ts;
             }