Add license check plugin and license headers

build.gradle

@@ -8,6 +8,7 @@ plugins {
     id 'net.ltgt.errorprone'            version '4.3.0' apply false
     id 'org.asciidoctor.jvm.convert'    version '4.0.5'
     id 'org.ajoberstar.git-publish'     version '4.2.2'
+    id 'com.github.hierynomus.license'  version '0.16.1' apply false
 }
 
 gradle.rootProject {
@@ -128,6 +129,7 @@ apply from: 'gradle/javadoc.gradle'
 apply from: 'gradle/asciidoctor.gradle'
 apply from: 'gradle/github-pages.gradle'
 apply from: 'gradle/maven-publish.gradle'
+apply from: 'gradle/licenseCheck.gradle'
 
 dependencies {
     testReportAggregation project(':').subprojects

cj-bitcoinj-dsl-gvy/src/main/groovy/org/consensusj/bitcoinj/dsl/groovy/categories/CoinCategory.groovy

@@ -1,3 +1,18 @@
+/*
+ * Copyright 2014-2026 ConsensusJ Developers.
+ *
+ * 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.
+ */
 package org.consensusj.bitcoinj.dsl.groovy.categories
 
 import groovy.transform.CompileStatic

cj-bitcoinj-dsl-gvy/src/main/groovy/org/consensusj/bitcoinj/dsl/groovy/categories/NumberCategory.groovy

@@ -1,3 +1,18 @@
+/*
+ * Copyright 2014-2026 ConsensusJ Developers.
+ *
+ * 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.
+ */
 package org.consensusj.bitcoinj.dsl.groovy.categories
 
 import groovy.transform.CompileStatic

cj-bitcoinj-dsl-gvy/src/main/groovy/org/consensusj/bitcoinj/dsl/groovy/categories/StaticECKeyExtension.groovy

@@ -1,3 +1,18 @@
+/*
+ * Copyright 2014-2026 ConsensusJ Developers.
+ *
+ * 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.
+ */
 package org.consensusj.bitcoinj.dsl.groovy.categories
 
 import org.bitcoinj.base.Base58

cj-bitcoinj-dsl-gvy/src/test/groovy/org/consensusj/bitcoinj/dsl/groovy/categories/CoinCategorySpec.groovy

@@ -1,3 +1,18 @@
+/*
+ * Copyright 2014-2026 ConsensusJ Developers.
+ *
+ * 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.
+ */
 package org.consensusj.bitcoinj.dsl.groovy.categories
 
 import org.bitcoinj.base.Coin

cj-bitcoinj-dsl-gvy/src/test/groovy/org/consensusj/bitcoinj/dsl/groovy/categories/NumberCategorySpec.groovy

@@ -1,3 +1,18 @@
+/*
+ * Copyright 2014-2026 ConsensusJ Developers.
+ *
+ * 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.
+ */
 package org.consensusj.bitcoinj.dsl.groovy.categories
 
 import org.bitcoinj.base.Coin

cj-bitcoinj-dsl-gvy/src/test/groovy/org/consensusj/bitcoinj/dsl/groovy/categories/StaticECKeyExtensionSpec.groovy

@@ -1,3 +1,18 @@
+/*
+ * Copyright 2014-2026 ConsensusJ Developers.
+ *
+ * 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.
+ */
 package org.consensusj.bitcoinj.dsl.groovy.categories
 
 import org.bitcoinj.base.Address

cj-bitcoinj-dsl-js/src/main/java/org/consensusj/bitcoinj/dsl/js/Demo.java

@@ -1,3 +1,18 @@
+/*
+ * Copyright 2014-2026 ConsensusJ Developers.
+ *
+ * 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.
+ */
 package org.consensusj.bitcoinj.dsl.js;
 
 import org.bitcoinj.base.BitcoinNetwork;

cj-bitcoinj-dsl-js/src/main/java/org/consensusj/bitcoinj/dsl/js/ScriptRunner.java

@@ -1,3 +1,18 @@
+/*
+ * Copyright 2014-2026 ConsensusJ Developers.
+ *
+ * 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.
+ */
 package org.consensusj.bitcoinj.dsl.js;
 
 import org.bitcoinj.base.BitcoinNetwork;

cj-bitcoinj-dsl-js/src/main/java/org/consensusj/bitcoinj/dsl/js/package-info.java

@@ -1,3 +1,18 @@
+/*
+ * Copyright 2014-2026 ConsensusJ Developers.
+ *
+ * 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.
+ */
 /**
  * Prototype JavaScript scripting support via (Standalone) <b>Nashorn</b> and ScriptEngineFactory (JSR 223)
  * <p>

cj-bitcoinj-dsl-js/src/main/resources/javascript/demo.js

@@ -1,3 +1,18 @@
+/*
+ * Copyright 2014-2026 ConsensusJ Developers.
+ *
+ * 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.
+ */
 // A simple demo of ConsensusJ ScriptRunner capabilities
 
 // Call a JSON-RPC method with the `client` object

cj-bitcoinj-dsl-js/src/main/resources/javascript/getBlockheight.js

@@ -1,3 +1,18 @@
+/*
+ * Copyright 2014-2026 ConsensusJ Developers.
+ *
+ * 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.
+ */
 var blockheight = client.getBlockCount();
 print("blockheight = ${blockheight}");
 

cj-bitcoinj-dsl-js/src/main/resources/javascript/hello.js

@@ -1 +1,16 @@
+/*
+ * Copyright 2014-2026 ConsensusJ Developers.
+ *
+ * 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.
+ */
 print('Bonjour!');

cj-bitcoinj-dsl-js/src/main/resources/javascript/sendBitcoin.js

@@ -1,3 +1,18 @@
+/*
+ * Copyright 2014-2026 ConsensusJ Developers.
+ *
+ * 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.
+ */
 print("blockheight = ${getBlockCount()}");
 
 var amount = btc(2);

cj-bitcoinj-spock/src/test/groovy/org/consensusj/bitcoinj/spock/AddressSpec.groovy

@@ -1,3 +1,18 @@
+/*
+ * Copyright 2014-2026 ConsensusJ Developers.
+ *
+ * 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.
+ */
 package org.consensusj.bitcoinj.spock
 
 import org.bitcoinj.base.Address

cj-bitcoinj-spock/src/test/groovy/org/consensusj/bitcoinj/spock/CoinSpec.groovy

@@ -1,3 +1,18 @@
+/*
+ * Copyright 2014-2026 ConsensusJ Developers.
+ *
+ * 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.
+ */
 package org.consensusj.bitcoinj.spock
 
 import org.bitcoinj.base.BitcoinNetwork

cj-bitcoinj-spock/src/test/groovy/org/consensusj/bitcoinj/spock/CreateWalletSpec.groovy

@@ -1,3 +1,18 @@
+/*
+ * Copyright 2014-2026 ConsensusJ Developers.
+ *
+ * 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.
+ */
 package org.consensusj.bitcoinj.spock
 
 import org.bitcoinj.base.BitcoinNetwork

cj-bitcoinj-spock/src/test/groovy/org/consensusj/bitcoinj/spock/ECKeySpec.groovy

@@ -1,3 +1,18 @@
+/*
+ * Copyright 2014-2026 ConsensusJ Developers.
+ *
+ * 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.
+ */
 package org.consensusj.bitcoinj.spock
 
 import org.bitcoinj.base.ScriptType

cj-bitcoinj-spock/src/test/groovy/org/consensusj/bitcoinj/spock/TransactionSpec.groovy

@@ -1,3 +1,18 @@
+/*
+ * Copyright 2014-2026 ConsensusJ Developers.
+ *
+ * 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.
+ */
 package org.consensusj.bitcoinj.spock
 
 import org.bitcoinj.base.Address

cj-bitcoinj-spock/src/test/groovy/org/consensusj/bitcoinj/spock/WalletSpec.groovy

@@ -1,3 +1,18 @@
+/*
+ * Copyright 2014-2026 ConsensusJ Developers.
+ *
+ * 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.
+ */
 package org.consensusj.bitcoinj.spock
 
 import org.bitcoinj.base.Address

cj-bitcoinj-spock/src/test/groovy/org/consensusj/bitcoinj/spock/tx/BaseTransactionSpec.groovy

@@ -1,3 +1,18 @@
+/*
+ * Copyright 2014-2026 ConsensusJ Developers.
+ *
+ * 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.
+ */
 package org.consensusj.bitcoinj.spock.tx
 
 import org.bitcoinj.base.BitcoinNetwork