org.drools.core.fluent.impl.SetCommand Maven / Gradle / Ivy
/*
* Copyright 2016 Red Hat, Inc. and/or its affiliates.
*
* 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.drools.core.fluent.impl;
import org.drools.core.command.RequestContextImpl;
import org.drools.core.command.impl.ExecutableCommand;
import org.kie.api.runtime.Context;
import org.kie.api.runtime.builder.Scope;
public class SetCommand implements ExecutableCommand {
private String name;
private Scope scope = Scope.REQUEST;
public SetCommand(String name) {
this.name = name;
}
public SetCommand(String name, Scope scope) {
this.name = name;
this.scope = scope;
}
@Override
public T execute(Context context) {
RequestContextImpl reqContext = (RequestContextImpl)context;
T returned = (T) reqContext.getResult();
if ( scope == Scope.REQUEST ) {
reqContext.set(name, returned);
} else if ( scope == Scope.CONVERSATION ) {
if ( reqContext.getConversationContext() == null ) {
throw new IllegalStateException("No Conversation Context Exists");
}
reqContext.getConversationContext().set(name, returned);
} else if ( scope == Scope.APPLICATION ) {
if ( reqContext.getApplicationContext() == null ) {
throw new IllegalStateException("No Application Context Exists");
}
reqContext.getApplicationContext().set(name, returned);
}
((RequestContextImpl)context).setLastSetOrGet(name);
return returned;
}
@Override
public String toString() {
return "SetCommand{" +
"name='" + name + '\'' +
", scope=" + scope +
'}';
}
}