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HBX-3165: Support zip and jar archives as TEMPLATE_PATH #5614

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Merged
merged 1 commit into from
Oct 14, 2025
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HBX-3165: Support zip and jar archives as TEMPLATE_PATH #5614

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32 changes: 24 additions & 8 deletions orm/src/main/java/org/hibernate/tool/internal/export/common/TemplateHelper.java
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Original file line number Diff line number Diff line change
Expand Up @@ -12,6 +12,9 @@
import java.io.Reader;
import java.io.StringReader;
import java.io.Writer;
import java.net.MalformedURLException;
import java.net.URL;
import java.net.URLClassLoader;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;
Expand All @@ -22,6 +25,7 @@
import freemarker.cache.ClassTemplateLoader;
import freemarker.cache.FileTemplateLoader;
import freemarker.cache.MultiTemplateLoader;
import freemarker.cache.URLTemplateLoader;
import freemarker.cache.TemplateLoader;
import freemarker.ext.beans.BeansWrapperBuilder;
import freemarker.template.Configuration;
Expand Down Expand Up @@ -67,15 +71,27 @@ public void init(File outputDirectory, String[] templatePaths) {

for (int i = 0; i < templatePaths.length; i++) {
File file = new File(templatePaths[i]);
if(file.exists() && file.isDirectory()) {
try {
loaders.add(new FileTemplateLoader(file));
}
catch (IOException e) {
throw new RuntimeException("Problems with templatepath " + file, e);
}
if(file.exists()) {
if (file.isDirectory()) {
try {
loaders.add(new FileTemplateLoader(file));
} catch (IOException e) {
throw new RuntimeException("Problems with templatepath " + file, e);
}
} else if (file.getName().endsWith(".zip") || file.getName().endsWith(".jar")) {
final URLClassLoader classLoaderForZip;
try {
classLoaderForZip = new URLClassLoader(new URL[]{ file.toURI().toURL() }, null);
} catch (MalformedURLException e) {
throw new RuntimeException("template path " + file + " is not a valid zip file", e);
}

loaders.add(new ClassTemplateLoader(classLoaderForZip, "/"));
} else {
log.warn("template path " + file + " is not a directory");
}
} else {
log.warn("template path" + file + " either does not exist or is not a directory");
log.warn("template path " + file + " does not exist");
}
}
loaders.add(new ClassTemplateLoader(this.getClass(),"/")); // the template names are like pojo/Somewhere so have to be a rooted classpathloader
Expand Down