Standalone EXT template

.gitignore

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+cpg.bin
+target/
+.idea/
+/.bsp
+/joern-inst
+/workspace

.scalafmt.conf

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+version = 3.5.1
+runner.dialect = scala213
+preset = IntelliJ
+maxColumn = 120
+align.preset = true

README.md

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+Sample standalone application on top of joern
+=============================================
+
+A program that makes use of Joern to create a CPG and list all method
+names:
+
+```
+sbt stage
+./standalone -Dlog4j.configurationFile=log4j2.xml
+```

build.sbt

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+name := "standalone"
+ThisBuild/organization := "org.codeminers"
+ThisBuild/scalaVersion := "2.13.8"
+
+// parsed by project/Versions.scala, updated by updateDependencies.sh
+val cpgVersion = "1.3.612"
+val joernVersion = "1.2.3"
+val overflowdbVersion = "1.179"
+
+lazy val schema = Projects.schema
+lazy val domainClasses = Projects.domainClasses
+lazy val schemaExtender = Projects.schemaExtender
+
+dependsOn(domainClasses)
+
+libraryDependencies ++= Seq(
+  "com.github.pathikrit" %% "better-files" % "3.9.2",
+  "com.github.scopt" %% "scopt" % "4.1.0",
+  "org.apache.logging.log4j" % "log4j-slf4j2-impl" % "2.20.0" % Optional,
+  "io.joern" %% "x2cpg" % Versions.joern,
+  "io.joern" %% "javasrc2cpg" % Versions.joern,
+  "io.joern" %% "joern-cli" % Versions.joern,
+  "io.joern" %% "semanticcpg" % Versions.joern,
+  "io.joern" %% "semanticcpg" % Versions.joern % Test classifier "tests",
+  "org.scalatest" %% "scalatest" % "3.2.15" % Test
+)
+
+
+ThisBuild/Compile/scalacOptions ++= Seq(
+  "-feature",
+  "-deprecation",
+  "-language:implicitConversions",
+)
+
+enablePlugins(JavaAppPackaging)
+
+ThisBuild/licenses := List("Apache-2.0" -> url("http://www.apache.org/licenses/LICENSE-2.0"))
+
+Global/onChangedBuildSource := ReloadOnSourceChanges
+
+ThisBuild / resolvers ++= Seq(
+  Resolver.mavenLocal,
+  "Sonatype OSS" at "https://oss.sonatype.org/content/repositories/public",
+  "Atlassian" at "https://packages.atlassian.com/mvn/maven-atlassian-external",
+  "Gradle Releases" at "https://repo.gradle.org/gradle/libs-releases/"
+)
+
+Compile/doc/sources := Seq.empty
+Compile/packageDoc/publishArtifact := false

domain-classes/build.sbt

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+name := "joern-standalone-domain-classes"
+
+libraryDependencies += "io.shiftleft" %% "overflowdb-traversal" % Versions.overflowdb
+
+lazy val generatedSrcDir = settingKey[File]("root for generated sources - we want to check those in")
+generatedSrcDir := (Compile/sourceDirectory).value / "generated"
+
+Compile/unmanagedSourceDirectories += generatedSrcDir.value
+Compile/compile := (Compile/compile).dependsOn(Projects.schema/Compile/generateDomainClasses).value
+
+Compile / scalacOptions --= Seq("-Xfatal-warnings", "-Wunused", "-Ywarn-unused")

domain-classes/src/main/generated/io/shiftleft/codepropertygraph/generated/ControlStructureTypes.java

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+package io.shiftleft.codepropertygraph.generated;
+
+import overflowdb.*;
+
+import java.util.Collection;
+import java.util.HashSet;
+import java.util.Set;
+
+public class ControlStructureTypes {
+
+/** Represents a break statement. Labeled breaks are expected to have a JUMP_LABEL
+node AST child with ORDER 1 */
+public static final String BREAK = "BREAK";
+
+/** Represents a continue statement. Labeled continues are expected to have a JUMP_LABEL
+node AST child with ORDER 1 */
+public static final String CONTINUE = "CONTINUE";
+
+/** Represents a while statement */
+public static final String WHILE = "WHILE";
+
+/** Represents a do statement */
+public static final String DO = "DO";
+
+/** Represents a for statement */
+public static final String FOR = "FOR";
+
+/** Represents a goto statement */
+public static final String GOTO = "GOTO";
+
+/** Represents an if statement */
+public static final String IF = "IF";
+
+/** Represents an else statement */
+public static final String ELSE = "ELSE";
+
+/** Represents a switch statement */
+public static final String SWITCH = "SWITCH";
+
+/** Represents a try statement */
+public static final String TRY = "TRY";
+
+/** Represents a throw statement */
+public static final String THROW = "THROW";
+
+/** Represents a match expression */
+public static final String MATCH = "MATCH";
+
+/** Represents a yield expression */
+public static final String YIELD = "YIELD";
+
+
+public static Set<String> ALL = new HashSet<String>() {{
+add(BREAK);
+add(CONTINUE);
+add(WHILE);
+add(DO);
+add(FOR);
+add(GOTO);
+add(IF);
+add(ELSE);
+add(SWITCH);
+add(TRY);
+add(THROW);
+add(MATCH);
+add(YIELD);
+}};
+
+}