add copyright information

core/src/main/java/org/bitcoinj/core/Address.java

@@ -2,6 +2,7 @@
  * Copyright 2011 Google Inc.
  * Copyright 2014 Giannis Dzegoutanis
  * Copyright 2015 Andreas Schildbach
+ * Copyright 2018 the bitcoinj-cash developers
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -14,6 +15,9 @@
  * 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.
+ *
+ * This file has been modified by the bitcoinj-cash developers for the bitcoinj-cash project.
+ * The original file was from the bitcoinj project (https://github.com/bitcoinj/bitcoinj).
  */
 
 package org.bitcoinj.core;

core/src/main/java/org/bitcoinj/core/CashAddress.java

@@ -1,8 +1,21 @@
+/*
+ * Copyright 2018 Hash Engineering
+ *
+ * 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.bitcoinj.core;
 
-/**
- * Created by Hash Engineering on 1/19/2018.
- */
+
 public class CashAddress extends Address {
 
     public enum CashAddressType {

core/src/main/java/org/bitcoinj/core/CashAddressFactory.java

@@ -1,3 +1,18 @@
+/*
+ * Copyright 2018 the bitcoinj-cash 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.bitcoinj.core;
 
 import javafx.util.Pair;

core/src/main/java/org/bitcoinj/core/CashAddressHelper.java

@@ -1,3 +1,18 @@
+/*
+ * Copyright 2018 the bitcoinj-cash 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.bitcoinj.core;
 
 import javafx.util.Pair;

core/src/main/java/org/bitcoinj/core/CashAddressValidator.java

@@ -1,3 +1,18 @@
+/*
+ * Copyright 2018 the bitcoinj-cash 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.bitcoinj.core;
 
 public class CashAddressValidator {

core/src/main/java/org/bitcoinj/core/NetworkParameters.java

@@ -1,6 +1,7 @@
 /*
  * Copyright 2011 Google Inc.
  * Copyright 2014 Andreas Schildbach
+ * Copyright 2018 the bitcoinj-cash developers
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -13,6 +14,9 @@
  * 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.
+ *
+ * This file has been modified by the bitcoinj-cash developers for the bitcoinj-cash project.
+ * The original file was from the bitcoinj project (https://github.com/bitcoinj/bitcoinj).
  */
 
 package org.bitcoinj.core;

core/src/main/java/org/bitcoinj/params/MainNetParams.java

@@ -1,6 +1,7 @@
 /*
  * Copyright 2013 Google Inc.
  * Copyright 2015 Andreas Schildbach
+ * Copyright 2018 the bitcoinj-cash developers
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -13,6 +14,9 @@
  * 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.
+ *
+ * This file has been modified by the bitcoinj-cash developers for the bitcoinj-cash project.
+ * The original file was from the bitcoinj project (https://github.com/bitcoinj/bitcoinj).
  */
 
 package org.bitcoinj.params;

core/src/main/java/org/bitcoinj/params/RegTestParams.java

@@ -1,5 +1,6 @@
 /*
  * Copyright 2013 Google Inc.
+ * Copyright 2018 the bitcoinj-cash developers
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -12,6 +13,9 @@
  * 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.
+ *
+ * This file has been modified by the bitcoinj-cash developers for the bitcoinj-cash project.
+ * The original file was from the bitcoinj project (https://github.com/bitcoinj/bitcoinj).
  */
 
 package org.bitcoinj.params;

core/src/main/java/org/bitcoinj/params/TestNet2Params.java

@@ -1,5 +1,6 @@
 /*
  * Copyright 2013 Google Inc.
+ * Copyright 2018 the bitcoinj-cash developers
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -12,6 +13,9 @@
  * 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.
+ *
+ * This file has been modified by the bitcoinj-cash developers for the bitcoinj-cash project.
+ * The original file was from the bitcoinj project (https://github.com/bitcoinj/bitcoinj).
  */
 
 package org.bitcoinj.params;

core/src/main/java/org/bitcoinj/params/TestNet3Params.java

@@ -1,6 +1,7 @@
 /*
  * Copyright 2013 Google Inc.
  * Copyright 2014 Andreas Schildbach
+ * Copyright 2018 the bitcoinj-cash developers
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -13,6 +14,9 @@
  * 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.
+ *
+ * This file has been modified by the bitcoinj-cash developers for the bitcoinj-cash project.
+ * The original file was from the bitcoinj project (https://github.com/bitcoinj/bitcoinj).
  */
 
 package org.bitcoinj.params;

core/src/test/java/org/bitcoinj/core/CashAddressTest.java

@@ -1,3 +1,18 @@
+/*
+ * Copyright 2018 the bitcoinj-cash 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.bitcoinj.core;
 
 import org.bitcoinj.params.MainNetParams;