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/* Copyright (c) The m-m-m Team, Licensed under the Apache License, Version 2.0
* http://www.apache.org/licenses/LICENSE-2.0 */
package net.sf.mmm.util.value.base;
import java.util.Objects;
import javax.inject.Inject;
import net.sf.mmm.util.value.api.ComposedValueConverter;
/**
* This is an abstract base-implementation for a {@link net.sf.mmm.util.value.api.ValueConverter} that
* performs recursive conversions on the {@link #getComposedValueConverter() owning-converter} for converting
* child values.
*
* @param is the generic {@link #getSourceType() source-type}.
* @param is the generic {@link #getTargetType() target-type}.
*
* @author Joerg Hohwiller (hohwille at users.sourceforge.net)
* @since 1.0.1
*/
public abstract class AbstractRecursiveValueConverter extends AbstractValueConverter {
private ComposedValueConverter composedValueConverter;
/**
* The constructor.
*/
public AbstractRecursiveValueConverter() {
super();
}
/**
* This method gets the {@link ComposedValueConverter} owing this converter. It is required for recursive
* invocations during conversion.
*
* @return the {@link ComposedValueConverter}.
*/
protected ComposedValueConverter getComposedValueConverter() {
return this.composedValueConverter;
}
/**
* This method sets (injects) the {@link #getComposedValueConverter() composedValueConverter}. It has to be
* called before {@link #initialize()} is invoked.
*
* @param composedValueConverter is the {@link ComposedValueConverter} to set.
*/
@Inject
public void setComposedValueConverter(ComposedValueConverter composedValueConverter) {
getInitializationState().requireNotInitilized();
this.composedValueConverter = composedValueConverter;
}
@Override
protected void doInitialize() {
super.doInitialize();
Objects.requireNonNull(this.composedValueConverter, "composedValueConverter");
}
}
