Java tutorial
/** * Copyright (C) 2015 - present by OpenGamma Inc. and the OpenGamma group of companies * * Please see distribution for license. */ package com.opengamma.strata.calc.config; import java.util.List; import java.util.Map; import java.util.NoSuchElementException; import java.util.Optional; import java.util.Set; import org.joda.beans.Bean; import org.joda.beans.BeanBuilder; import org.joda.beans.BeanDefinition; import org.joda.beans.ImmutableBean; import org.joda.beans.JodaBeanUtils; import org.joda.beans.MetaProperty; import org.joda.beans.Property; import org.joda.beans.PropertyDefinition; import org.joda.beans.impl.direct.DirectFieldsBeanBuilder; import org.joda.beans.impl.direct.DirectMetaBean; import org.joda.beans.impl.direct.DirectMetaProperty; import org.joda.beans.impl.direct.DirectMetaPropertyMap; import com.google.common.collect.ImmutableList; import com.opengamma.strata.basics.CalculationTarget; import com.opengamma.strata.basics.currency.Currency; import com.opengamma.strata.collect.Guavate; /** * Reporting rules that combine multiple underlying rule sets. * <p> * These rules return the first valid mapping found in the underlying list of rule sets. */ @BeanDefinition(builderScope = "private") final class CompositeReportingRules implements ReportingRules, ImmutableBean { /** * The underlying rule sets. */ @PropertyDefinition(validate = "notNull") private final ImmutableList<ReportingRules> rules; //------------------------------------------------------------------------- /** * Obtains an instance based on the specified rule sets. * * @param rules the rule sets to combine * @return the combined rule sets */ public static CompositeReportingRules of(ReportingRules... rules) { return new CompositeReportingRules(ImmutableList.copyOf(rules)); } //------------------------------------------------------------------------- @Override public Optional<Currency> reportingCurrency(CalculationTarget target) { return rules.stream().map(rule -> rule.reportingCurrency(target)).flatMap(Guavate::stream).findFirst(); } @Override public ReportingRules composedWith(ReportingRules otherRules) { List<ReportingRules> newRules = ImmutableList.<ReportingRules>builder().addAll(rules).add(otherRules) .build(); return new CompositeReportingRules(newRules); } //------------------------- AUTOGENERATED START ------------------------- ///CLOVER:OFF /** * The meta-bean for {@code CompositeReportingRules}. * @return the meta-bean, not null */ public static CompositeReportingRules.Meta meta() { return CompositeReportingRules.Meta.INSTANCE; } static { JodaBeanUtils.registerMetaBean(CompositeReportingRules.Meta.INSTANCE); } private CompositeReportingRules(List<ReportingRules> rules) { JodaBeanUtils.notNull(rules, "rules"); this.rules = ImmutableList.copyOf(rules); } @Override public CompositeReportingRules.Meta metaBean() { return CompositeReportingRules.Meta.INSTANCE; } @Override public <R> Property<R> property(String propertyName) { return metaBean().<R>metaProperty(propertyName).createProperty(this); } @Override public Set<String> propertyNames() { return metaBean().metaPropertyMap().keySet(); } //----------------------------------------------------------------------- /** * Gets the underlying rule sets. * @return the value of the property, not null */ public ImmutableList<ReportingRules> getRules() { return rules; } //----------------------------------------------------------------------- @Override public boolean equals(Object obj) { if (obj == this) { return true; } if (obj != null && obj.getClass() == this.getClass()) { CompositeReportingRules other = (CompositeReportingRules) obj; return JodaBeanUtils.equal(rules, other.rules); } return false; } @Override public int hashCode() { int hash = getClass().hashCode(); hash = hash * 31 + JodaBeanUtils.hashCode(rules); return hash; } @Override public String toString() { StringBuilder buf = new StringBuilder(64); buf.append("CompositeReportingRules{"); buf.append("rules").append('=').append(JodaBeanUtils.toString(rules)); buf.append('}'); return buf.toString(); } //----------------------------------------------------------------------- /** * The meta-bean for {@code CompositeReportingRules}. */ public static final class Meta extends DirectMetaBean { /** * The singleton instance of the meta-bean. */ static final Meta INSTANCE = new Meta(); /** * The meta-property for the {@code rules} property. */ @SuppressWarnings({ "unchecked", "rawtypes" }) private final MetaProperty<ImmutableList<ReportingRules>> rules = DirectMetaProperty.ofImmutable(this, "rules", CompositeReportingRules.class, (Class) ImmutableList.class); /** * The meta-properties. */ private final Map<String, MetaProperty<?>> metaPropertyMap$ = new DirectMetaPropertyMap(this, null, "rules"); /** * Restricted constructor. */ private Meta() { } @Override protected MetaProperty<?> metaPropertyGet(String propertyName) { switch (propertyName.hashCode()) { case 108873975: // rules return rules; } return super.metaPropertyGet(propertyName); } @Override public BeanBuilder<? extends CompositeReportingRules> builder() { return new CompositeReportingRules.Builder(); } @Override public Class<? extends CompositeReportingRules> beanType() { return CompositeReportingRules.class; } @Override public Map<String, MetaProperty<?>> metaPropertyMap() { return metaPropertyMap$; } //----------------------------------------------------------------------- /** * The meta-property for the {@code rules} property. * @return the meta-property, not null */ public MetaProperty<ImmutableList<ReportingRules>> rules() { return rules; } //----------------------------------------------------------------------- @Override protected Object propertyGet(Bean bean, String propertyName, boolean quiet) { switch (propertyName.hashCode()) { case 108873975: // rules return ((CompositeReportingRules) bean).getRules(); } return super.propertyGet(bean, propertyName, quiet); } @Override protected void propertySet(Bean bean, String propertyName, Object newValue, boolean quiet) { metaProperty(propertyName); if (quiet) { return; } throw new UnsupportedOperationException("Property cannot be written: " + propertyName); } } //----------------------------------------------------------------------- /** * The bean-builder for {@code CompositeReportingRules}. */ private static final class Builder extends DirectFieldsBeanBuilder<CompositeReportingRules> { private List<ReportingRules> rules = ImmutableList.of(); /** * Restricted constructor. */ private Builder() { } //----------------------------------------------------------------------- @Override public Object get(String propertyName) { switch (propertyName.hashCode()) { case 108873975: // rules return rules; default: throw new NoSuchElementException("Unknown property: " + propertyName); } } @SuppressWarnings("unchecked") @Override public Builder set(String propertyName, Object newValue) { switch (propertyName.hashCode()) { case 108873975: // rules this.rules = (List<ReportingRules>) newValue; break; default: throw new NoSuchElementException("Unknown property: " + propertyName); } return this; } @Override public Builder set(MetaProperty<?> property, Object value) { super.set(property, value); return this; } @Override public Builder setString(String propertyName, String value) { setString(meta().metaProperty(propertyName), value); return this; } @Override public Builder setString(MetaProperty<?> property, String value) { super.setString(property, value); return this; } @Override public Builder setAll(Map<String, ? extends Object> propertyValueMap) { super.setAll(propertyValueMap); return this; } @Override public CompositeReportingRules build() { return new CompositeReportingRules(rules); } //----------------------------------------------------------------------- @Override public String toString() { StringBuilder buf = new StringBuilder(64); buf.append("CompositeReportingRules.Builder{"); buf.append("rules").append('=').append(JodaBeanUtils.toString(rules)); buf.append('}'); return buf.toString(); } } ///CLOVER:ON //-------------------------- AUTOGENERATED END -------------------------- }