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BundlesCommandWithConfirmation.java
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BundlesCommandWithConfirmation.java
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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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.apache.karaf.bundle.command;
import java.util.ArrayList;
import java.util.List;
import org.apache.karaf.shell.commands.Option;
import org.apache.karaf.shell.console.MultiException;
import org.osgi.framework.Bundle;
/**
* Command related to bundles requiring read-write access to the bundle (including system bundle).
*/
public abstract class BundlesCommandWithConfirmation extends BundlesCommand {
@Option(name = "--force", aliases = {"-f"}, description = "Forces the command to execute", required = false, multiValued = false)
boolean force;
protected String errorMessage = "Unable to execute command on bundle ";
public BundlesCommandWithConfirmation() {
super(false);
}
protected Object doExecute() throws Exception {
doExecute(force);
return null;
}
protected void doExecute(List<Bundle> bundles) throws Exception {
if (bundles.isEmpty()) {
System.err.println("No bundles specified.");
return;
}
List<Exception> exceptions = new ArrayList<Exception>();
for (Bundle bundle : bundles) {
try {
executeOnBundle(bundle);
} catch (Exception e) {
exceptions.add(new Exception(errorMessage + bundle.getBundleId() + ": " + e.getMessage(), e));
}
}
MultiException.throwIf("Error executing command on bundles", exceptions);
}
protected abstract void executeOnBundle(Bundle bundle) throws Exception;
}