org.camunda.bpm.engine.impl.variable.serializer.BooleanValueSerializer Maven / Gradle / Ivy
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* Copyright Camunda Services GmbH and/or licensed to Camunda Services GmbH
* under one or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information regarding copyright
* ownership. Camunda licenses this file to you under the Apache License,
* Version 2.0; 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.camunda.bpm.engine.impl.variable.serializer;
import org.camunda.bpm.engine.variable.Variables;
import org.camunda.bpm.engine.variable.impl.value.UntypedValueImpl;
import org.camunda.bpm.engine.variable.type.ValueType;
import org.camunda.bpm.engine.variable.value.BooleanValue;
/**
* Serializes booleans as long values.
*
* @author Daniel Meyer
*/
public class BooleanValueSerializer extends PrimitiveValueSerializer {
// boolean is modeled as long values
private static final Long TRUE = 1L;
private static final Long FALSE = 0L;
public BooleanValueSerializer() {
super(ValueType.BOOLEAN);
}
public BooleanValue convertToTypedValue(UntypedValueImpl untypedValue) {
return Variables.booleanValue((Boolean) untypedValue.getValue(), untypedValue.isTransient());
}
public BooleanValue readValue(ValueFields valueFields, boolean asTransientValue) {
Boolean boolValue = null;
Long longValue = valueFields.getLongValue();
if(longValue != null) {
boolValue = longValue.equals(TRUE);
}
return Variables.booleanValue(boolValue, asTransientValue);
}
public void writeValue(BooleanValue variableValue, ValueFields valueFields) {
Long longValue = null;
Boolean boolValue = variableValue.getValue();
if(boolValue != null) {
longValue = boolValue ? TRUE : FALSE;
}
valueFields.setLongValue(longValue);
}
}