io.apicurio.datamodels.cmd.commands.ChangeLicenseCommand Maven / Gradle / Ivy
/*
* Copyright 2019 Red Hat
*
* 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 io.apicurio.datamodels.cmd.commands;
import io.apicurio.datamodels.Library;
import io.apicurio.datamodels.cmd.AbstractCommand;
import io.apicurio.datamodels.cmd.util.ModelUtils;
import io.apicurio.datamodels.compat.LoggerCompat;
import io.apicurio.datamodels.core.models.Document;
/**
* A command used to modify the license information of a document.
* @author [email protected]
*/
public class ChangeLicenseCommand extends AbstractCommand {
public String _newLicenseName;
public String _newLicenseUrl;
public Object _oldLicense;
public boolean _nullInfo;
ChangeLicenseCommand() {
}
ChangeLicenseCommand(String name, String url) {
this._newLicenseName = name;
this._newLicenseUrl = url;
}
/**
* @see io.apicurio.datamodels.cmd.ICommand#execute(io.apicurio.datamodels.core.models.Document)
*/
@Override
public void execute(Document document) {
LoggerCompat.info("[ChangeLicenseCommand] Executing.");
this._oldLicense = null;
this._nullInfo = false;
if (this.isNullOrUndefined(document.info)) {
this._nullInfo = true;
document.info = document.createInfo();
this._oldLicense = null;
} else {
this._oldLicense = null;
if (!this.isNullOrUndefined(document.info.license)) {
this._oldLicense = Library.writeNode(document.info.license);
}
}
document.info.license = document.info.createLicense();
document.info.license.name = this._newLicenseName;
document.info.license.url = this._newLicenseUrl;
}
/**
* @see io.apicurio.datamodels.cmd.ICommand#undo(io.apicurio.datamodels.core.models.Document)
*/
@Override
public void undo(Document document) {
LoggerCompat.info("[ChangeLicenseCommand] Reverting.");
if (this._nullInfo) {
document.info = null;
} else if (ModelUtils.isDefined(this._oldLicense)) {
document.info.license = document.info.createLicense();
Library.readNode(this._oldLicense, document.info.license);
} else {
document.info.license = null;
}
}
}