Switch guava deps from compileOnly to implementation (#1530)

* Switch guava deps from compileOnly to implementation

Signed-off-by: Craig Perkins <cwperx@amazon.com>

* Use AccessController

Signed-off-by: Craig Perkins <cwperx@amazon.com>

* Use getResource

Signed-off-by: Craig Perkins <cwperx@amazon.com>

* Use getResourceAsStream

Signed-off-by: Craig Perkins <cwperx@amazon.com>

* Try removing lead forward slash

Signed-off-by: Craig Perkins <cwperx@amazon.com>

---------

Signed-off-by: Craig Perkins <cwperx@amazon.com>

Author: cwperks

build.gradle

@@ -210,7 +210,7 @@ dependencies {
     implementation 'com.jayway.jsonpath:json-path:2.9.0'
     implementation 'net.minidev:json-smart:2.5.2'
     implementation 'net.minidev:accessors-smart:2.5.2'
-    compileOnly "com.google.guava:guava:32.1.3-jre"
+    implementation "com.google.guava:guava:32.1.3-jre"
 
     // TODO uncomment once SA commons is published to maven central
 //    api "org.opensearch:security-analytics-commons:${sa_commons_version}@jar"

src/main/java/org/opensearch/securityanalytics/util/RuleIndices.java

@@ -49,7 +49,9 @@
 import org.opensearch.transport.client.Client;
 
 import java.io.IOException;
+import java.io.InputStream;
 import java.net.URISyntaxException;
+import java.net.URL;
 import java.nio.charset.Charset;
 import java.nio.file.Files;
 import java.nio.file.Path;
@@ -248,7 +250,13 @@ private List<String> getRules(List<Path> listOfRules) {
                 if (Files.isDirectory(path)) {
                     rules.addAll(getRules(Files.list(path).collect(Collectors.toList())));
                 } else {
-                    rules.add(Files.readString(path, Charset.defaultCharset()));
+                    try (InputStream inputStream = getClass().getClassLoader().getResourceAsStream(path.toString().substring(1))) {
+                        if (inputStream != null) {
+                            rules.add(new String(inputStream.readAllBytes(), Charset.defaultCharset()));
+                        } else {
+                            log.warn("Resource not found: {}", path.toString().substring(1));
+                        }
+                    }
                 }
             } catch (IOException ex) {
                 // suppress with log