com.opengamma.strata.measure.curve.RootFinderConfig Maven / Gradle / Ivy
/*
* Copyright (C) 2015 - present by OpenGamma Inc. and the OpenGamma group of companies
*
* Please see distribution for license.
*/
package com.opengamma.strata.measure.curve;
import java.io.Serializable;
import java.util.Map;
import java.util.NoSuchElementException;
import org.joda.beans.Bean;
import org.joda.beans.ImmutableBean;
import org.joda.beans.JodaBeanUtils;
import org.joda.beans.MetaBean;
import org.joda.beans.MetaProperty;
import org.joda.beans.gen.BeanDefinition;
import org.joda.beans.gen.ImmutableDefaults;
import org.joda.beans.gen.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.opengamma.strata.collect.ArgChecker;
/**
* Configuration for the root finder used when calibrating curves.
*/
@BeanDefinition
public final class RootFinderConfig implements ImmutableBean, Serializable {
/** The default absolute tolerance for the root finder. */
public static final double DEFAULT_ABSOLUTE_TOLERANCE = 1e-9;
/** The default relative tolerance for the root finder. */
public static final double DEFAULT_RELATIVE_TOLERANCE = 1e-9;
/** The default maximum number of steps for the root finder. */
public static final int DEFAULT_MAXIMUM_STEPS = 1000;
/** The standard configuration. */
private static final RootFinderConfig STANDARD =
new RootFinderConfig(DEFAULT_ABSOLUTE_TOLERANCE, DEFAULT_RELATIVE_TOLERANCE, DEFAULT_MAXIMUM_STEPS);
/** The absolute tolerance for the root finder. */
@PropertyDefinition(validate = "ArgChecker.notNegativeOrZero")
private final double absoluteTolerance;
/** The relative tolerance for the root finder. */
@PropertyDefinition(validate = "ArgChecker.notNegativeOrZero")
private final double relativeTolerance;
/** The maximum number of steps for the root finder. */
@PropertyDefinition(validate = "ArgChecker.notNegativeOrZero")
private final int maximumSteps;
//-------------------------------------------------------------------------
/**
* Returns standard root finder configuration, using the {@code DEFAULT} constants from this class.
*
* @return the standard root finder configuration, using the {@code DEFAULT} constants from this class
*/
public static RootFinderConfig standard() {
return STANDARD;
}
@ImmutableDefaults
private static void applyDefaults(Builder builder) {
builder.absoluteTolerance(DEFAULT_ABSOLUTE_TOLERANCE);
builder.relativeTolerance(DEFAULT_RELATIVE_TOLERANCE);
builder.maximumSteps(DEFAULT_MAXIMUM_STEPS);
}
//------------------------- AUTOGENERATED START -------------------------
/**
* The meta-bean for {@code RootFinderConfig}.
* @return the meta-bean, not null
*/
public static RootFinderConfig.Meta meta() {
return RootFinderConfig.Meta.INSTANCE;
}
static {
MetaBean.register(RootFinderConfig.Meta.INSTANCE);
}
/**
* The serialization version id.
*/
private static final long serialVersionUID = 1L;
/**
* Returns a builder used to create an instance of the bean.
* @return the builder, not null
*/
public static RootFinderConfig.Builder builder() {
return new RootFinderConfig.Builder();
}
private RootFinderConfig(
double absoluteTolerance,
double relativeTolerance,
int maximumSteps) {
ArgChecker.notNegativeOrZero(absoluteTolerance, "absoluteTolerance");
ArgChecker.notNegativeOrZero(relativeTolerance, "relativeTolerance");
ArgChecker.notNegativeOrZero(maximumSteps, "maximumSteps");
this.absoluteTolerance = absoluteTolerance;
this.relativeTolerance = relativeTolerance;
this.maximumSteps = maximumSteps;
}
@Override
public RootFinderConfig.Meta metaBean() {
return RootFinderConfig.Meta.INSTANCE;
}
//-----------------------------------------------------------------------
/**
* Gets the absolute tolerance for the root finder.
* @return the value of the property
*/
public double getAbsoluteTolerance() {
return absoluteTolerance;
}
//-----------------------------------------------------------------------
/**
* Gets the relative tolerance for the root finder.
* @return the value of the property
*/
public double getRelativeTolerance() {
return relativeTolerance;
}
//-----------------------------------------------------------------------
/**
* Gets the maximum number of steps for the root finder.
* @return the value of the property
*/
public int getMaximumSteps() {
return maximumSteps;
}
//-----------------------------------------------------------------------
/**
* Returns a builder that allows this bean to be mutated.
* @return the mutable builder, not null
*/
public Builder toBuilder() {
return new Builder(this);
}
@Override
public boolean equals(Object obj) {
if (obj == this) {
return true;
}
if (obj != null && obj.getClass() == this.getClass()) {
RootFinderConfig other = (RootFinderConfig) obj;
return JodaBeanUtils.equal(absoluteTolerance, other.absoluteTolerance) &&
JodaBeanUtils.equal(relativeTolerance, other.relativeTolerance) &&
(maximumSteps == other.maximumSteps);
}
return false;
}
@Override
public int hashCode() {
int hash = getClass().hashCode();
hash = hash * 31 + JodaBeanUtils.hashCode(absoluteTolerance);
hash = hash * 31 + JodaBeanUtils.hashCode(relativeTolerance);
hash = hash * 31 + JodaBeanUtils.hashCode(maximumSteps);
return hash;
}
@Override
public String toString() {
StringBuilder buf = new StringBuilder(128);
buf.append("RootFinderConfig{");
buf.append("absoluteTolerance").append('=').append(JodaBeanUtils.toString(absoluteTolerance)).append(',').append(' ');
buf.append("relativeTolerance").append('=').append(JodaBeanUtils.toString(relativeTolerance)).append(',').append(' ');
buf.append("maximumSteps").append('=').append(JodaBeanUtils.toString(maximumSteps));
buf.append('}');
return buf.toString();
}
//-----------------------------------------------------------------------
/**
* The meta-bean for {@code RootFinderConfig}.
*/
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 absoluteTolerance} property.
*/
private final MetaProperty absoluteTolerance = DirectMetaProperty.ofImmutable(
this, "absoluteTolerance", RootFinderConfig.class, Double.TYPE);
/**
* The meta-property for the {@code relativeTolerance} property.
*/
private final MetaProperty relativeTolerance = DirectMetaProperty.ofImmutable(
this, "relativeTolerance", RootFinderConfig.class, Double.TYPE);
/**
* The meta-property for the {@code maximumSteps} property.
*/
private final MetaProperty maximumSteps = DirectMetaProperty.ofImmutable(
this, "maximumSteps", RootFinderConfig.class, Integer.TYPE);
/**
* The meta-properties.
*/
private final Map> metaPropertyMap$ = new DirectMetaPropertyMap(
this, null,
"absoluteTolerance",
"relativeTolerance",
"maximumSteps");
/**
* Restricted constructor.
*/
private Meta() {
}
@Override
protected MetaProperty metaPropertyGet(String propertyName) {
switch (propertyName.hashCode()) {
case -402212778: // absoluteTolerance
return absoluteTolerance;
case 1517353633: // relativeTolerance
return relativeTolerance;
case 715849959: // maximumSteps
return maximumSteps;
}
return super.metaPropertyGet(propertyName);
}
@Override
public RootFinderConfig.Builder builder() {
return new RootFinderConfig.Builder();
}
@Override
public Class beanType() {
return RootFinderConfig.class;
}
@Override
public Map> metaPropertyMap() {
return metaPropertyMap$;
}
//-----------------------------------------------------------------------
/**
* The meta-property for the {@code absoluteTolerance} property.
* @return the meta-property, not null
*/
public MetaProperty absoluteTolerance() {
return absoluteTolerance;
}
/**
* The meta-property for the {@code relativeTolerance} property.
* @return the meta-property, not null
*/
public MetaProperty relativeTolerance() {
return relativeTolerance;
}
/**
* The meta-property for the {@code maximumSteps} property.
* @return the meta-property, not null
*/
public MetaProperty maximumSteps() {
return maximumSteps;
}
//-----------------------------------------------------------------------
@Override
protected Object propertyGet(Bean bean, String propertyName, boolean quiet) {
switch (propertyName.hashCode()) {
case -402212778: // absoluteTolerance
return ((RootFinderConfig) bean).getAbsoluteTolerance();
case 1517353633: // relativeTolerance
return ((RootFinderConfig) bean).getRelativeTolerance();
case 715849959: // maximumSteps
return ((RootFinderConfig) bean).getMaximumSteps();
}
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 RootFinderConfig}.
*/
public static final class Builder extends DirectFieldsBeanBuilder {
private double absoluteTolerance;
private double relativeTolerance;
private int maximumSteps;
/**
* Restricted constructor.
*/
private Builder() {
applyDefaults(this);
}
/**
* Restricted copy constructor.
* @param beanToCopy the bean to copy from, not null
*/
private Builder(RootFinderConfig beanToCopy) {
this.absoluteTolerance = beanToCopy.getAbsoluteTolerance();
this.relativeTolerance = beanToCopy.getRelativeTolerance();
this.maximumSteps = beanToCopy.getMaximumSteps();
}
//-----------------------------------------------------------------------
@Override
public Object get(String propertyName) {
switch (propertyName.hashCode()) {
case -402212778: // absoluteTolerance
return absoluteTolerance;
case 1517353633: // relativeTolerance
return relativeTolerance;
case 715849959: // maximumSteps
return maximumSteps;
default:
throw new NoSuchElementException("Unknown property: " + propertyName);
}
}
@Override
public Builder set(String propertyName, Object newValue) {
switch (propertyName.hashCode()) {
case -402212778: // absoluteTolerance
this.absoluteTolerance = (Double) newValue;
break;
case 1517353633: // relativeTolerance
this.relativeTolerance = (Double) newValue;
break;
case 715849959: // maximumSteps
this.maximumSteps = (Integer) 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 RootFinderConfig build() {
return new RootFinderConfig(
absoluteTolerance,
relativeTolerance,
maximumSteps);
}
//-----------------------------------------------------------------------
/**
* Sets the absolute tolerance for the root finder.
* @param absoluteTolerance the new value
* @return this, for chaining, not null
*/
public Builder absoluteTolerance(double absoluteTolerance) {
ArgChecker.notNegativeOrZero(absoluteTolerance, "absoluteTolerance");
this.absoluteTolerance = absoluteTolerance;
return this;
}
/**
* Sets the relative tolerance for the root finder.
* @param relativeTolerance the new value
* @return this, for chaining, not null
*/
public Builder relativeTolerance(double relativeTolerance) {
ArgChecker.notNegativeOrZero(relativeTolerance, "relativeTolerance");
this.relativeTolerance = relativeTolerance;
return this;
}
/**
* Sets the maximum number of steps for the root finder.
* @param maximumSteps the new value
* @return this, for chaining, not null
*/
public Builder maximumSteps(int maximumSteps) {
ArgChecker.notNegativeOrZero(maximumSteps, "maximumSteps");
this.maximumSteps = maximumSteps;
return this;
}
//-----------------------------------------------------------------------
@Override
public String toString() {
StringBuilder buf = new StringBuilder(128);
buf.append("RootFinderConfig.Builder{");
buf.append("absoluteTolerance").append('=').append(JodaBeanUtils.toString(absoluteTolerance)).append(',').append(' ');
buf.append("relativeTolerance").append('=').append(JodaBeanUtils.toString(relativeTolerance)).append(',').append(' ');
buf.append("maximumSteps").append('=').append(JodaBeanUtils.toString(maximumSteps));
buf.append('}');
return buf.toString();
}
}
//-------------------------- AUTOGENERATED END --------------------------
}
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