chore: add license header to all code elements (.java, .py, .sh, .xml)

Author: dschwartz-ftadvisory

allow-list.xml

@@ -1,19 +1,10 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!--
-  ~ Copyright 2025 CLOUDRISK and FT Advisory LLC
-  ~
-  ~ Licensed under the Apache License, Version 2.0 (the "License");
-  ~ you may not use this file except in compliance with the License.
-  ~ You may obtain a copy of the License at
-  ~
-  ~     http://www.apache.org/licenses/LICENSE-2.0
-  ~
-  ~ Unless required by applicable law or agreed to in writing, software
-  ~ distributed under the License is distributed on an "AS IS" BASIS,
-  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-  ~ See the License for the specific language governing permissions and
-  ~ limitations under the License.
-  -->
+
+    Copyright (c) 2023-2026 CLOUDRISK Limited and FT Advisory LLC
+    SPDX-License-Identifier: Apache-2.0
+
+-->
 
 <suppressions xmlns="https://jeremylong.github.io/DependencyCheck/dependency-suppression.1.3.xsd">
 	<suppress>

checkstyle/checkstyle.xml

@@ -1,4 +1,10 @@
 <?xml version="1.0"?>
+<!--
+
+    Copyright (c) 2023-2026 CLOUDRISK Limited and FT Advisory LLC
+    SPDX-License-Identifier: Apache-2.0
+
+-->
 <!DOCTYPE module PUBLIC
           "-//Checkstyle//DTD Checkstyle Configuration 1.3//EN"
           "https://checkstyle.org/dtds/configuration_1_3.dtd">

pom.xml

@@ -1,4 +1,10 @@
 <?xml version="1.0" encoding="UTF-8"?>
+<!--
+
+    Copyright (c) 2023-2026 CLOUDRISK Limited and FT Advisory LLC
+    SPDX-License-Identifier: Apache-2.0
+
+-->
 <project xmlns="http://maven.apache.org/POM/4.0.0"
          xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
@@ -343,6 +349,38 @@
         </pluginManagement>
 
         <plugins>
+            <plugin>
+                <groupId>com.mycila</groupId>
+                <artifactId>license-maven-plugin</artifactId>
+                <version>4.6</version>
+                <configuration>
+                    <licenseSets>
+                        <licenseSet>
+                            <header>src/license/header.txt</header>
+                            <includes>
+                                <include>src/main/java/**/*.java</include>
+                                <include>src/test/java/**/*.java</include>
+                                <include>python-test/**/*.py</include>
+                                <include>python-test/**/*.sh</include>
+                                <include>**/*.xml</include>
+                            </includes>
+                            <excludes>
+                                <exclude>src/generated/**</exclude>
+                            </excludes>
+                        </licenseSet>
+                    </licenseSets>
+                    <strictCheck>true</strictCheck>
+                </configuration>
+                <executions>
+                    <execution>
+                        <id>check-license-headers</id>
+                        <phase>verify</phase>
+                        <goals>
+                            <goal>check</goal>
+                        </goals>
+                    </execution>
+                </executions>
+            </plugin>
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-enforcer-plugin</artifactId>

python-test/cdm-tests/run_cdm_tests.sh

@@ -1,4 +1,9 @@
 #!/bin/bash
+#
+# Copyright (c) 2023-2026 CLOUDRISK Limited and FT Advisory LLC
+# SPDX-License-Identifier: Apache-2.0
+#
+
 type -P python > /dev/null && PYEXE=python || PYEXE=python3
 if ! $PYEXE -c 'import sys; assert sys.version_info >= (3,11)' > /dev/null 2>&1; then
         echo "Found $($PYEXE -V)"

python-test/cdm-tests/setup/build_cdm.sh

@@ -1,4 +1,9 @@
 #!/bin/bash
+#
+# Copyright (c) 2023-2026 CLOUDRISK Limited and FT Advisory LLC
+# SPDX-License-Identifier: Apache-2.0
+#
+
 #
 # utility script - builds CDM using PythonFilesGeneratorTest::generateCDMPythonFromRosetta
 # to use:

python-test/cdm-tests/setup/get_cdm.sh

@@ -1,4 +1,9 @@
 #!/bin/bash
+#
+# Copyright (c) 2023-2026 CLOUDRISK Limited and FT Advisory LLC
+# SPDX-License-Identifier: Apache-2.0
+#
+
 #
 # utility script - pulls the version of CDM specified by its first argument (default to master)
 # supports build_cdm.sh

python-test/cdm-tests/setup_cdm_test_env.sh

@@ -1,4 +1,9 @@
 #!/bin/bash
+#
+# Copyright (c) 2023-2026 CLOUDRISK Limited and FT Advisory LLC
+# SPDX-License-Identifier: Apache-2.0
+#
+
 function error
 {
     echo

python-test/cdm-tests/test_import_trade_state.py

@@ -1,3 +1,8 @@
+#
+# Copyright (c) 2023-2026 CLOUDRISK Limited and FT Advisory LLC
+# SPDX-License-Identifier: Apache-2.0
+#
+
 '''test the generated Python'''
 # pylint: disable=import-outside-toplevel at top, unused-import
 import pytest

python-test/common.sh

@@ -1,4 +1,9 @@
 #!/bin/bash
+#
+# Copyright (c) 2023-2026 CLOUDRISK Limited and FT Advisory LLC
+# SPDX-License-Identifier: Apache-2.0
+#
+
 
 # Function to ensure the generator JAR exists, building it if necessary
 function ensure_jar_exists {

python-test/env-setup/cleanup_python_env.sh

@@ -1,4 +1,9 @@
 #!/bin/bash
+#
+# Copyright (c) 2023-2026 CLOUDRISK Limited and FT Advisory LLC
+# SPDX-License-Identifier: Apache-2.0
+#
+
 function error
 {
     echo