feat: updated docker image and fixed srcml tests.

Author: jrfaller

core/src/main/java/com/github/gumtreediff/gen/ExternalProcessTreeGenerator.java

@@ -23,6 +23,7 @@
 import java.nio.charset.Charset;
 import java.nio.charset.StandardCharsets;
 import java.nio.file.Files;
+import java.util.Arrays;
 
 public abstract class ExternalProcessTreeGenerator extends TreeGenerator {
 
@@ -52,7 +53,7 @@ public String readStandardOutput(Reader r) throws IOException {
     }
 
     private File dumpReaderInTempFile(Reader r) throws IOException {
-        File f = File.createTempFile("gumtree", "");
+        File f = File.createTempFile("gumtree", ".txt");
         try (
                 Writer w = Files.newBufferedWriter(f.toPath(), Charset.forName("UTF-8"))
         ) {

docker/Dockerfile

@@ -1,22 +1,34 @@
-FROM ubuntu:focal
+FROM ubuntu:noble
 
 ARG DEBIAN_FRONTEND=noninteractive
 ENV TZ=GMT
 
 # Install all required packages
 RUN apt-get update \
 	&& apt-get install -y --no-install-recommends openjdk-17-jdk wget git gdebi-core \
-	    build-essential ocaml libnum-ocaml-dev python3-pip python3-dev nodejs npm \
+	    build-essential ocaml libnum-ocaml-dev \
+        python3-dev nodejs npm python3-venv \
 	    tzdata ca-certificates p11-kit
 
-RUN pip3 install pandas plotnine scipy jupyter
+RUN python3 -m venv /opt/venv
+
+ENV PATH="/opt/venv/bin:$PATH"
+
+RUN pip install pandas plotnine scipy jupyter
 
 # Set locale
 ENV LANG=C.UTF-8
 
+ARG TARGETARCH
+
 # Install srcML
-RUN wget https://github.com/srcML/srcML/releases/download/v1.0.0/srcml_1.0.0-1_ubuntu20.04.deb \
-	&& gdebi srcml_1.0.0-1_ubuntu20.04.deb -n
+RUN if [ "${TARGETARCH}" = "arm64" ]; then \
+        wget https://github.com/srcML/srcML/releases/download/v1.1.0/srcml_1.1.0-1_ubuntu24.10_arm64.deb && \
+        gdebi srcml_1.1.0-1_ubuntu24.10_arm64.deb -n; \
+    else \
+        wget https://github.com/srcML/srcML/releases/download/v1.1.0/srcml_1.1.0-1_ubuntu24.04_amd64.deb && \
+        gdebi srcml_1.1.0-1_ubuntu24.04_amd64.deb -n; \
+    fi
 
 # Install cgum
 RUN git clone https://github.com/GumTreeDiff/cgum.git /opt/cgum --depth 1 \

gen.srcml/src/main/java/com/github/gumtreediff/gen/srcml/AbstractSrcmlTreeGenerator.java

@@ -163,6 +163,6 @@ private void setLength(Tree t, StartElement e) {
     public abstract String getLanguage();
 
     public String[] getCommandLine(String file) {
-        return new String[]{SRCML_CMD, "-l", getLanguage(), "--position", file, "--tabs=1"};
+        return new String[]{SRCML_CMD, "--register-ext", "txt=" + getLanguage(), "--position", file, "--tabs=1"};
     }
 }