diff --git a/src/main/kotlin/org/domaindrivenarchitecture/provs/server/application/CliArgumentsParser.kt b/src/main/kotlin/org/domaindrivenarchitecture/provs/server/application/CliArgumentsParser.kt
index bae346a..77a866d 100644
--- a/src/main/kotlin/org/domaindrivenarchitecture/provs/server/application/CliArgumentsParser.kt
+++ b/src/main/kotlin/org/domaindrivenarchitecture/provs/server/application/CliArgumentsParser.kt
@@ -7,9 +7,11 @@ import org.domaindrivenarchitecture.provs.configuration.domain.ConfigFileName
 import org.domaindrivenarchitecture.provs.configuration.domain.TargetCliCommand
 import org.domaindrivenarchitecture.provs.server.domain.ServerCliCommand
 import org.domaindrivenarchitecture.provs.server.domain.ServerType
+import org.domaindrivenarchitecture.provs.server.domain.k3s.ApplicationFile
 import org.domaindrivenarchitecture.provs.server.domain.k3s.ApplicationFileName
 import org.domaindrivenarchitecture.provs.server.domain.k3s.K3sCliCommand
 import org.domaindrivenarchitecture.provs.server.domain.k3s.ServerOnlyModule
+import org.domaindrivenarchitecture.provs.server.infrastructure.DefaultApplicationFileRepository
 
 class CliArgumentsParser(name: String) : CliTargetParser(name) {
 
diff --git a/src/main/kotlin/org/domaindrivenarchitecture/provs/server/domain/k3s/ApplicationFile.kt b/src/main/kotlin/org/domaindrivenarchitecture/provs/server/domain/k3s/ApplicationFile.kt
new file mode 100644
index 0000000..419d573
--- /dev/null
+++ b/src/main/kotlin/org/domaindrivenarchitecture/provs/server/domain/k3s/ApplicationFile.kt
@@ -0,0 +1,28 @@
+package org.domaindrivenarchitecture.provs.server.domain.k3s
+
+import org.domaindrivenarchitecture.provs.framework.core.getLocalFileContent
+import java.io.File
+
+data class ApplicationFile(val id: ApplicationFileName, val fileContent: String) {
+
+    fun validate() : List<String> {
+        val output = ArrayList<String>()
+        val specRegex = "Spec.failed".toRegex()
+        val javaRegex = "Exception.in.thread".toRegex()
+
+        if(fileContent.isEmpty()) {
+            output.add("fileContent is empty.")
+        }
+        if (fileContent.contains(specRegex)) {
+            output.add(specRegex.find(fileContent)!!.value)
+        }
+        if (fileContent.contains(javaRegex)) {
+            output.add(javaRegex.find(fileContent)!!.value)
+        }
+
+        return output
+    }
+    fun isValid() : Boolean {
+        return validate().isEmpty()
+    }
+}
diff --git a/src/main/kotlin/org/domaindrivenarchitecture/provs/server/domain/k3s/ApplicationFileName.kt b/src/main/kotlin/org/domaindrivenarchitecture/provs/server/domain/k3s/ApplicationFileName.kt
index 2b89348..368a8c9 100644
--- a/src/main/kotlin/org/domaindrivenarchitecture/provs/server/domain/k3s/ApplicationFileName.kt
+++ b/src/main/kotlin/org/domaindrivenarchitecture/provs/server/domain/k3s/ApplicationFileName.kt
@@ -2,8 +2,8 @@ package org.domaindrivenarchitecture.provs.server.domain.k3s
 
 import java.io.File
 
-data class ApplicationFileName(val fileName: String) {
-    fun fullqualified() : String {
+class ApplicationFileName(val fileName: String) {
+    fun fullyQualifiedName() : String {
         return File(fileName).absoluteFile.absolutePath
     }
-}
+}
\ No newline at end of file
diff --git a/src/main/kotlin/org/domaindrivenarchitecture/provs/server/domain/k3s/ApplicationFileRepository.kt b/src/main/kotlin/org/domaindrivenarchitecture/provs/server/domain/k3s/ApplicationFileRepository.kt
index 775d95f..37fc361 100644
--- a/src/main/kotlin/org/domaindrivenarchitecture/provs/server/domain/k3s/ApplicationFileRepository.kt
+++ b/src/main/kotlin/org/domaindrivenarchitecture/provs/server/domain/k3s/ApplicationFileRepository.kt
@@ -1,7 +1,6 @@
 package org.domaindrivenarchitecture.provs.server.domain.k3s
 
 interface ApplicationFileRepository {
-    fun assertExists(applicationFileName: ApplicationFileName?)
-    fun assertC4kSpecError(applicationFileName: ApplicationFileName?)
-    fun assertC4kJavaException(applicationFileName: ApplicationFileName?)
+    fun getFile() : ApplicationFile
+
 }
\ No newline at end of file
diff --git a/src/main/kotlin/org/domaindrivenarchitecture/provs/server/domain/k3s/K3sService.kt b/src/main/kotlin/org/domaindrivenarchitecture/provs/server/domain/k3s/K3sService.kt
index e8fdd92..d75dc41 100644
--- a/src/main/kotlin/org/domaindrivenarchitecture/provs/server/domain/k3s/K3sService.kt
+++ b/src/main/kotlin/org/domaindrivenarchitecture/provs/server/domain/k3s/K3sService.kt
@@ -14,13 +14,11 @@ fun Prov.provisionK3sCommand(cli: K3sCliCommand) = task {
 
     if (cli.onlyModules == null ) {
         val k3sConfig: K3sConfig = getK3sConfig(cli.configFileName)
-        DefaultApplicationFileRepository().assertExists(cli.applicationFileName)
-        DefaultApplicationFileRepository().assertC4kSpecError(cli.applicationFileName)
-        DefaultApplicationFileRepository().assertC4kJavaException(cli.applicationFileName)
         DefaultConfigFileRepository().assertExists(cli.configFileName)
-
         val k3sConfigReprovision = k3sConfig.copy(reprovision = cli.reprovision || k3sConfig.reprovision)
-        provisionK3s(k3sConfigReprovision, grafanaConfigResolved, cli.applicationFileName)
+
+        val applicationFile = DefaultApplicationFileRepository(cli.applicationFileName).getFile()
+        provisionK3s(k3sConfigReprovision, grafanaConfigResolved, applicationFile)
     } else {
         provisionGrafana(cli.onlyModules, grafanaConfigResolved)
     }
@@ -32,7 +30,7 @@ fun Prov.provisionK3sCommand(cli: K3sCliCommand) = task {
 fun Prov.provisionK3s(
     k3sConfig: K3sConfig,
     grafanaConfigResolved: GrafanaAgentConfigResolved? = null,
-    applicationFileName: ApplicationFileName? = null) = task {
+    applicationFile: ApplicationFile? = null) = task {
 
     if (k3sConfig.reprovision) {
         deprovisionK3sInfra()
@@ -54,10 +52,11 @@ fun Prov.provisionK3s(
         provisionGrafanaAgent(grafanaConfigResolved)
     }
 
-    if (applicationFileName != null) {
-        provisionK3sApplication(applicationFileName)
+    if (applicationFile != null) {
+        provisionK3sApplication(applicationFile)
     }
 
+
     if (!k3sConfig.reprovision) {
         provisionServerCliConvenience()
     }
diff --git a/src/main/kotlin/org/domaindrivenarchitecture/provs/server/infrastructure/DefaultApplicationFileRepository.kt b/src/main/kotlin/org/domaindrivenarchitecture/provs/server/infrastructure/DefaultApplicationFileRepository.kt
index 3af1cc2..4a33d16 100644
--- a/src/main/kotlin/org/domaindrivenarchitecture/provs/server/infrastructure/DefaultApplicationFileRepository.kt
+++ b/src/main/kotlin/org/domaindrivenarchitecture/provs/server/infrastructure/DefaultApplicationFileRepository.kt
@@ -1,41 +1,26 @@
 package org.domaindrivenarchitecture.provs.server.infrastructure
 
+import org.domaindrivenarchitecture.provs.framework.core.getLocalFileContent
 import org.domaindrivenarchitecture.provs.framework.ubuntu.filesystem.base.checkLocalFile
+import org.domaindrivenarchitecture.provs.server.domain.k3s.ApplicationFile
 import org.domaindrivenarchitecture.provs.server.domain.k3s.ApplicationFileName
 import org.domaindrivenarchitecture.provs.server.domain.k3s.ApplicationFileRepository
 import java.io.File
 
-class DefaultApplicationFileRepository : ApplicationFileRepository {
+class DefaultApplicationFileRepository(val applicationFileName: ApplicationFileName?) : ApplicationFileRepository {
 
-    override fun assertExists(applicationFileName: ApplicationFileName?) {
-        if (applicationFileName != null && !checkLocalFile(applicationFileName.fullqualified())) {
-            throw RuntimeException("Application file ${applicationFileName.fileName} not found. Please check if path is correct.")
+    private fun assertExists(applicationFileName: String?) {
+        if (applicationFileName != null && !checkLocalFile(applicationFileName)) {
+            throw RuntimeException("Application file not found. Please check if path is correct.")
         }
     }
+    override fun getFile() : ApplicationFile {
+        assertExists(applicationFileName!!.fullyQualifiedName())
 
-    override fun assertC4kSpecError(applicationFileName: ApplicationFileName?) {
-        if (applicationFileName != null) {
-            val fileContent = File(applicationFileName.fullqualified()).readText()
+        val applicationFileContents =  getLocalFileContent(applicationFileName.fullyQualifiedName())
+        val applicationFile = ApplicationFile(applicationFileName, applicationFileContents)
 
-
-            if (fileContent.contains("Spec.failed".toRegex()) && fileContent.contains("Detected.*[0-9].*error+".toRegex())) {
-                throw RuntimeException("Application file ${applicationFileName.fileName} contains spec errors. Please check your configuration file.")
-            }
-
-        }
+        return if (applicationFile.isValid()) { applicationFile }
+               else { throw RuntimeException("Application file was invalid.") }
     }
-
-    override fun assertC4kJavaException(applicationFileName: ApplicationFileName?) {
-        if (applicationFileName != null) {
-            val fileContent = File(applicationFileName.fullqualified()).readText()
-
-
-            if (fileContent.contains("Exception.in.thread".toRegex())) {
-                throw RuntimeException("Application file ${applicationFileName.fileName} contains java exception. Please check the c4k code for errors.")
-            }
-
-        }
-    }
-
-
 }
diff --git a/src/main/kotlin/org/domaindrivenarchitecture/provs/server/infrastructure/K3s.kt b/src/main/kotlin/org/domaindrivenarchitecture/provs/server/infrastructure/K3s.kt
index 4d57a7b..7d48276 100644
--- a/src/main/kotlin/org/domaindrivenarchitecture/provs/server/infrastructure/K3s.kt
+++ b/src/main/kotlin/org/domaindrivenarchitecture/provs/server/infrastructure/K3s.kt
@@ -5,10 +5,7 @@ import org.domaindrivenarchitecture.provs.framework.core.ProvResult
 import org.domaindrivenarchitecture.provs.framework.core.repeatTaskUntilSuccess
 import org.domaindrivenarchitecture.provs.framework.ubuntu.filesystem.base.*
 import org.domaindrivenarchitecture.provs.server.domain.CertmanagerEndpoint
-import org.domaindrivenarchitecture.provs.server.domain.k3s.ApplicationFileName
-import org.domaindrivenarchitecture.provs.server.domain.k3s.Certmanager
-import org.domaindrivenarchitecture.provs.server.domain.k3s.FileMode
-import org.domaindrivenarchitecture.provs.server.domain.k3s.K3sConfig
+import org.domaindrivenarchitecture.provs.server.domain.k3s.*
 import java.io.File
 
 // -----------------------------------  versions  --------------------------------
@@ -154,9 +151,9 @@ fun Prov.provisionK3sEcho(fqdn: String, endpoint: CertmanagerEndpoint? = null) =
     applyK3sFileFromResourceTemplate(k3sEcho, mapOf("fqdn" to fqdn, "issuer_name" to issuer))
 }
 
-fun Prov.provisionK3sApplication(applicationFileName: ApplicationFileName) = task {
+fun Prov.provisionK3sApplication(applicationFile: ApplicationFile) = task {
     copyFileFromLocal(
-        fullyQualifiedLocalFilename = applicationFileName.fullqualified(),
+        fullyQualifiedLocalFilename = applicationFile.id.fullyQualifiedName(),
         fullyQualifiedFilename = k3sManualManifestsDir + "application.yaml",
         posixFilePermission = "644",
         sudo = true
diff --git a/src/test/kotlin/org/domaindrivenarchitecture/provs/configuration/infrastructure/DefaultConfigFileRepositoryKtTest.kt b/src/test/kotlin/org/domaindrivenarchitecture/provs/configuration/infrastructure/DefaultConfigFileRepositoryKtTest.kt
index e000459..dfd3cb1 100644
--- a/src/test/kotlin/org/domaindrivenarchitecture/provs/configuration/infrastructure/DefaultConfigFileRepositoryKtTest.kt
+++ b/src/test/kotlin/org/domaindrivenarchitecture/provs/configuration/infrastructure/DefaultConfigFileRepositoryKtTest.kt
@@ -1,6 +1,8 @@
 package org.domaindrivenarchitecture.provs.configuration.infrastructure
 
-import org.domaindrivenarchitecture.provs.server.domain.k3s.ApplicationFileName
+import org.domaindrivenarchitecture.provs.configuration.domain.ConfigFileName
+import org.domaindrivenarchitecture.provs.configuration.domain.ConfigFileRepository
+import org.domaindrivenarchitecture.provs.server.domain.k3s.ApplicationFile
 import org.domaindrivenarchitecture.provs.server.domain.k3s.ApplicationFileRepository
 import org.domaindrivenarchitecture.provs.server.infrastructure.DefaultApplicationFileRepository
 import org.junit.jupiter.api.Test
@@ -12,8 +14,8 @@ internal class DefaultConfigFileRepositoryKtTest {
     @Test
     fun assertExistsThrowsRuntimeException() {
         // when
-        val invalidFileName = ApplicationFileName("iDontExist")
-        val repo: ApplicationFileRepository = DefaultApplicationFileRepository()
+        val invalidFileName = ConfigFileName("iDontExist")
+        val repo: ConfigFileRepository = DefaultConfigFileRepository()
 
         // then
         val exception = assertThrows<RuntimeException>(
@@ -31,8 +33,8 @@ internal class DefaultConfigFileRepositoryKtTest {
         val validFileName = "src/test/resources/existing-file"
 
         // when
-        val validFile = ApplicationFileName(File(validFileName).path)
-        val repo: ApplicationFileRepository = DefaultApplicationFileRepository()
+        val validFile = ConfigFileName(File(validFileName).path)
+        val repo: ConfigFileRepository = DefaultConfigFileRepository()
         repo.assertExists(validFile)
 
         // then
diff --git a/src/test/kotlin/org/domaindrivenarchitecture/provs/server/application/CliArgumentParserTest.kt b/src/test/kotlin/org/domaindrivenarchitecture/provs/server/application/CliArgumentParserTest.kt
index f72a20f..469eb55 100644
--- a/src/test/kotlin/org/domaindrivenarchitecture/provs/server/application/CliArgumentParserTest.kt
+++ b/src/test/kotlin/org/domaindrivenarchitecture/provs/server/application/CliArgumentParserTest.kt
@@ -1,6 +1,7 @@
 package org.domaindrivenarchitecture.provs.server.application
 
 import org.domaindrivenarchitecture.provs.configuration.domain.TargetCliCommand
+import org.domaindrivenarchitecture.provs.server.domain.k3s.ApplicationFile
 import org.domaindrivenarchitecture.provs.server.domain.k3s.ApplicationFileName
 import org.domaindrivenarchitecture.provs.server.domain.k3s.K3sCliCommand
 import org.junit.jupiter.api.Assertions.assertEquals
diff --git a/src/test/kotlin/org/domaindrivenarchitecture/provs/server/domain/ApplicationFileKtTest.kt b/src/test/kotlin/org/domaindrivenarchitecture/provs/server/domain/ApplicationFileKtTest.kt
new file mode 100644
index 0000000..68e29c9
--- /dev/null
+++ b/src/test/kotlin/org/domaindrivenarchitecture/provs/server/domain/ApplicationFileKtTest.kt
@@ -0,0 +1,44 @@
+package org.domaindrivenarchitecture.provs.server.domain
+
+import org.domaindrivenarchitecture.provs.configuration.domain.ConfigFileName
+import org.domaindrivenarchitecture.provs.configuration.infrastructure.DefaultConfigFileRepository
+import org.domaindrivenarchitecture.provs.framework.core.getLocalFileContent
+import org.domaindrivenarchitecture.provs.server.domain.k3s.ApplicationFile
+import org.domaindrivenarchitecture.provs.server.domain.k3s.ApplicationFileName
+import org.domaindrivenarchitecture.provs.server.infrastructure.DefaultApplicationFileRepository
+import org.junit.jupiter.api.Assertions.assertEquals
+import org.junit.jupiter.api.Assertions.assertTrue
+import org.junit.jupiter.api.Test
+import org.junit.jupiter.api.assertThrows
+import java.io.File
+
+internal class ApplicationFileKtTest {
+
+    @Test
+    fun assertValidateReturnsSpecErrors() {
+        // given
+        val applicationFileName = ApplicationFileName("src/test/resources/failed-spec.yaml")
+
+        // when
+        val file = ApplicationFile(applicationFileName, getLocalFileContent(applicationFileName.fullyQualifiedName()))
+
+        // then
+        val result = file.validate()
+
+        assertEquals(arrayListOf("Spec failed"), result)
+    }
+
+    @Test
+    fun assertValidateReturnsJavaErrors() {
+        // given
+        val applicationFileName = ApplicationFileName("src/test/resources/java-exception.yaml")
+
+        // when
+        val file = ApplicationFile(applicationFileName, getLocalFileContent(applicationFileName.fullyQualifiedName()))
+
+        // then
+        val result = file.validate()
+
+        assertEquals(arrayListOf("Exception in thread"), result)
+    }
+}
\ No newline at end of file
diff --git a/src/test/kotlin/org/domaindrivenarchitecture/provs/server/infrastructure/DefaultApplicationFileRepositoryKtTest.kt b/src/test/kotlin/org/domaindrivenarchitecture/provs/server/infrastructure/DefaultApplicationFileRepositoryKtTest.kt
index c3973e8..b1d7bdc 100644
--- a/src/test/kotlin/org/domaindrivenarchitecture/provs/server/infrastructure/DefaultApplicationFileRepositoryKtTest.kt
+++ b/src/test/kotlin/org/domaindrivenarchitecture/provs/server/infrastructure/DefaultApplicationFileRepositoryKtTest.kt
@@ -2,6 +2,7 @@ package org.domaindrivenarchitecture.provs.server.infrastructure
 
 import org.domaindrivenarchitecture.provs.configuration.domain.ConfigFileName
 import org.domaindrivenarchitecture.provs.configuration.infrastructure.DefaultConfigFileRepository
+import org.domaindrivenarchitecture.provs.server.domain.k3s.ApplicationFile
 import org.domaindrivenarchitecture.provs.server.domain.k3s.ApplicationFileName
 import org.junit.jupiter.api.Assertions.assertEquals
 import org.junit.jupiter.api.Test
@@ -13,96 +14,32 @@ internal class DefaultApplicationFileRepositoryKtTest {
     @Test
     fun assertExistsThrowsRuntimeException() {
         // when
-        val invalidFileName = ConfigFileName("iDontExist")
-        val repo = DefaultConfigFileRepository()
+        val invalidFileName = ApplicationFileName("iDontExist")
+        val repo = DefaultApplicationFileRepository(invalidFileName)
 
         // then
         val exception = assertThrows<RuntimeException>(
             "Should not find the file."
-        ) { repo.assertExists(invalidFileName) }
+        ) { repo.getFile() }
 
         assertEquals(
-            "Config file iDontExist not found. Please check if path is correct.",
+            "Application file not found. Please check if path is correct.",
             exception.message)
     }
 
     @Test
-    fun assertExistsPasses() {
-        // given
-        val validFileName = "src/test/resources/existing-file"
-
+    fun assertGetFileThrowsRuntimeException() {
         // when
-        val validFile = ConfigFileName(File(validFileName).path)
-        val repo = DefaultConfigFileRepository()
-        repo.assertExists(validFile)
-
-        // then
-        // no exception is thrown
-    }
-
-    @Test
-    fun assertC4kSpecErrorThrows() {
-        // given
-        val applicationFileName = "src/test/resources/failed-spec.yaml"
-
-        // when
-        val failedFile = ApplicationFileName(File(applicationFileName).path)
-        val repo = DefaultApplicationFileRepository()
+        val invalidFileName = ApplicationFileName("src/test/resources/java-exception.yaml")
+        val repo = DefaultApplicationFileRepository(invalidFileName)
 
         // then
         val exception = assertThrows<RuntimeException>(
-            "Should throw because of bad spec."
-        ) { repo.assertC4kSpecError(failedFile) }
+            "Should not find the file."
+        ) { repo.getFile() }
 
         assertEquals(
-            "Application file src/test/resources/failed-spec.yaml contains spec errors. Please check your configuration file.",
+            "Application file was invalid.",
             exception.message)
     }
-
-    @Test
-    fun assertC4kSpecErrorPasses() {
-        // given
-        val validFileName = "src/test/resources/valid.yaml"
-
-        // when
-        val validFile = ApplicationFileName(File(validFileName).path)
-        val repo = DefaultApplicationFileRepository()
-        repo.assertC4kSpecError(validFile)
-
-        // then
-        // no exception is thrown
-    }
-
-    @Test
-    fun assertC4kJavaExceptionThrows() {
-        // given
-        val applicationFileName = "src/test/resources/java-exception.yaml"
-
-        // when
-        val failedFile = ApplicationFileName(File(applicationFileName).path)
-        val repo = DefaultApplicationFileRepository()
-
-        // then
-        val exception = assertThrows<RuntimeException>(
-            "Should throw because of java exception."
-        ) { repo.assertC4kJavaException(failedFile) }
-
-        assertEquals(
-            "Application file src/test/resources/java-exception.yaml contains java exception. Please check the c4k code for errors.",
-            exception.message)
-    }
-
-    @Test
-    fun assertC4kJavaExceptionPasses() {
-        // given
-        val validFileName = "src/test/resources/valid.yaml"
-
-        // when
-        val validFile = ApplicationFileName(File(validFileName).path)
-        val repo = DefaultApplicationFileRepository()
-        repo.assertC4kJavaException(validFile)
-
-        // then
-        // no exception is thrown
-    }
 }
\ No newline at end of file