1 files changed, 22 insertions, 0 deletions
diff --git a/dozentenmodul/src/main/java/org/openslx/dozmod/model/ContainerDefinition.java b/dozentenmodul/src/main/java/org/openslx/dozmod/model/ContainerDefinition.java
index 23142b51..99d73c23 100644
--- a/dozentenmodul/src/main/java/org/openslx/dozmod/model/ContainerDefinition.java
+++ b/dozentenmodul/src/main/java/org/openslx/dozmod/model/ContainerDefinition.java
@@ -4,6 +4,9 @@ import org.openslx.dozmod.thrift.cache.MetaDataCache;
 import org.openslx.virtualization.configuration.VirtualizationConfigurationDocker;
 import org.openslx.virtualization.configuration.VirtualizationConfigurationException;
 
+import java.io.File;
+import java.io.FileNotFoundException;
+import java.util.Scanner;
 
 public class ContainerDefinition extends
 		org.openslx.virtualization.configuration.container.ContainerDefinition {
@@ -27,4 +30,23 @@ public class ContainerDefinition extends
 		}
 		return null;
 	}
+
+	public static boolean isValidDockerfile(String dockerfile) {
+		try {
+			File file = new File(dockerfile);
+			if (file.length() == 0)
+				return false;
+
+			Scanner scanner = new Scanner(file);
+			while (scanner.hasNext()) {
+				if(scanner.next().contains("FROM")){
+					return true;
+				}
+			}
+			scanner.close();
+		} catch (FileNotFoundException e) {
+			e.printStackTrace();
+		}
+		return false;
+	}
 }