Add missing imports

Signed-off-by: Rahul Krishna <i.m.ralk@gmail.com>

Author: rahlk

src/main/java/com/ibm/cldk/utils/BuildProject.java

@@ -9,6 +9,7 @@
 import java.nio.file.Paths;
 import java.text.MessageFormat;
 import java.util.*;
+import java.util.function.Predicate;
 import java.util.stream.Stream;
 
 
@@ -29,7 +30,7 @@ public class BuildProject {
  * @return the maven command
  */
  public static String getMavenCommand() {
- String mvnSystemCommand = Arrays.stream(System.getenv("PATH").split(System.getProperty("path.separator"))).filter(Predicate.not(String::isBlank)).filter(Predicate.not(String::isEmpty)).map(path -> new File(path, System.getProperty("os.name").toLowerCase().contains("windows") ? "mvn.cmd" : "mvn")).filter(File::exists).findFirst().map(File::getAbsolutePath).orElse(null);
+ String mvnSystemCommand = Arrays.stream(System.getenv("PATH").split(File.pathSeparator)).filter(Predicate.not(String::isBlank)).filter(Predicate.not(String::isEmpty)).map(path -> new File(path, System.getProperty("os.name").toLowerCase().contains("windows") ? "mvn.cmd" : "mvn")).filter(File::exists).findFirst().map(File::getAbsolutePath).orElse(null);
  File mvnWrapper = System.getProperty("os.name").toLowerCase().contains("windows") ? new File(projectRootPom, "mvnw.cmd") : new File(projectRootPom, "mvnw");
  return commandExists(mvnWrapper.getAbsoluteFile()).getKey() ? mvnWrapper.getAbsoluteFile().toString() : mvnSystemCommand;
  }
@@ -40,7 +41,7 @@ public static String getMavenCommand() {
  * @return the gradle command
  */
  public static String getGradleCommand() {
- String gradleSystemCommand = Arrays.stream(System.getenv("PATH").split(System.getProperty("path.separator"))).filter(Predicate.not(String::isBlank)).filter(Predicate.not(String::isEmpty)).map(path -> new File(path, System.getProperty("os.name").toLowerCase().contains("windows") ? "gradle.bat" : "gradle")).filter(File::exists).findFirst().map(File::getAbsolutePath).orElse(null);
+ String gradleSystemCommand = Arrays.stream(System.getenv("PATH").split(File.pathSeparator)).filter(Predicate.not(String::isBlank)).filter(Predicate.not(String::isEmpty)).map(path -> new File(path, System.getProperty("os.name").toLowerCase().contains("windows") ? "gradle.bat" : "gradle")).filter(File::exists).findFirst().map(File::getAbsolutePath).orElse(null);
  File gradleWrapper = System.getProperty("os.name").toLowerCase().contains("windows") ? new File(projectRootPom, "gradlew.bat") : new File(projectRootPom, "gradlew");
 
  return commandExists(gradleWrapper.getAbsoluteFile()).getKey() ? gradleWrapper.getAbsoluteFile() .toString() : gradleSystemCommand;