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AxiomStatementBuilder.java
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AxiomStatementBuilder.java
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package com.evolveum.axiom.lang.spi;
import com.evolveum.axiom.concepts.Lazy;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import java.util.function.Supplier;
import com.evolveum.axiom.api.AxiomIdentifier;
import com.evolveum.axiom.lang.api.AxiomBuiltIn;
import com.evolveum.axiom.lang.api.AxiomItemDefinition;
import com.evolveum.axiom.lang.spi.AxiomStatementImpl.Factory;
import com.google.common.collect.HashMultimap;
import com.google.common.collect.Lists;
import com.google.common.collect.Multimap;
import com.google.common.collect.Multimaps;
public class AxiomStatementBuilder<T> implements Lazy.Supplier<AxiomStatement<T>> {
private final AxiomIdentifier identifier;
private final AxiomStatementImpl.Factory<T, ? extends AxiomStatement<T>> factory;
private T value;
public AxiomStatementBuilder(AxiomIdentifier identifier, Factory<T, ? extends AxiomStatement<T>> factory) {
this.identifier = identifier;
this.factory = factory;
}
public AxiomStatementBuilder(AxiomIdentifier identifier) {
this(identifier, AxiomStatementImpl.factory());
}
public T getValue() {
return value;
}
public void setValue(T value) {
this.value = value;
}
private List<Supplier<? extends AxiomStatement<?>>> childList = new ArrayList<>();
private Multimap<AxiomIdentifier, Supplier<? extends AxiomStatement<?>>> children = HashMultimap.create();
public void add(AxiomItemDefinition item, Supplier<? extends AxiomStatement<?>> statement) {
add(item.name(), statement);
}
public void add(AxiomIdentifier type, Supplier<? extends AxiomStatement<?>> statement) {
childList.add(statement);
children.put(type, statement);
}
@Override
public AxiomStatement<T> get() {
return factory.create(identifier, value, buildChildList(), buildChildMap());
}
private Multimap<AxiomIdentifier, AxiomStatement<?>> buildChildMap() {
return Multimaps.transformValues(children, (v) -> v.get());
}
private List<AxiomStatement<?>> buildChildList() {
return Lists.transform(childList, (v) -> v.get());
}
}