/**
* Copyright (C) 2014 - present by OpenGamma Inc. and the OpenGamma group of companies
*
* Please see distribution for license.
*/
package com.opengamma.sesame.function;
import java.lang.reflect.Type;
import java.util.Map;
import java.util.NoSuchElementException;
import java.util.Set;
import org.joda.beans.Bean;
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.reflect.TypeToken;
import com.opengamma.util.ArgumentChecker;
/**
* Type information for an array that contains the array class and the class of its elements.
*/
@BeanDefinition
public class ArrayType extends ParameterType implements ImmutableBean {
/** The array type. */
@PropertyDefinition(validate = "notNull")
private final Class<?> _type;
/** The type of the array's elements. */
@PropertyDefinition(validate = "notNull")
private final Class<?> _elementType;
ArrayType(Type type) {
_type = TypeToken.of(ArgumentChecker.notNull(type, "type")).getRawType();
_elementType = ParameterUtils.getElementType(type);
}
@Override
public String getName() {
return _elementType.getSimpleName() + "[]";
}
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/**
* The meta-bean for {@code ArrayType}.
* @return the meta-bean, not null
*/
public static ArrayType.Meta meta() {
return ArrayType.Meta.INSTANCE;
}
static {
JodaBeanUtils.registerMetaBean(ArrayType.Meta.INSTANCE);
}
/**
* Returns a builder used to create an instance of the bean.
* @return the builder, not null
*/
public static ArrayType.Builder builder() {
return new ArrayType.Builder();
}
/**
* Restricted constructor.
* @param builder the builder to copy from, not null
*/
protected ArrayType(ArrayType.Builder builder) {
JodaBeanUtils.notNull(builder._type, "type");
JodaBeanUtils.notNull(builder._elementType, "elementType");
this._type = builder._type;
this._elementType = builder._elementType;
}
@Override
public ArrayType.Meta metaBean() {
return ArrayType.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 array type.
* @return the value of the property, not null
*/
public Class<?> getType() {
return _type;
}
//-----------------------------------------------------------------------
/**
* Gets the type of the array's elements.
* @return the value of the property, not null
*/
public Class<?> getElementType() {
return _elementType;
}
//-----------------------------------------------------------------------
/**
* 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()) {
ArrayType other = (ArrayType) obj;
return JodaBeanUtils.equal(getType(), other.getType()) &&
JodaBeanUtils.equal(getElementType(), other.getElementType());
}
return false;
}
@Override
public int hashCode() {
int hash = getClass().hashCode();
hash = hash * 31 + JodaBeanUtils.hashCode(getType());
hash = hash * 31 + JodaBeanUtils.hashCode(getElementType());
return hash;
}
@Override
public String toString() {
StringBuilder buf = new StringBuilder(96);
buf.append("ArrayType{");
int len = buf.length();
toString(buf);
if (buf.length() > len) {
buf.setLength(buf.length() - 2);
}
buf.append('}');
return buf.toString();
}
protected void toString(StringBuilder buf) {
buf.append("type").append('=').append(JodaBeanUtils.toString(getType())).append(',').append(' ');
buf.append("elementType").append('=').append(JodaBeanUtils.toString(getElementType())).append(',').append(' ');
}
//-----------------------------------------------------------------------
/**
* The meta-bean for {@code ArrayType}.
*/
public static class Meta extends DirectMetaBean {
/**
* The singleton instance of the meta-bean.
*/
static final Meta INSTANCE = new Meta();
/**
* The meta-property for the {@code type} property.
*/
@SuppressWarnings({"unchecked", "rawtypes" })
private final MetaProperty<Class<?>> _type = DirectMetaProperty.ofImmutable(
this, "type", ArrayType.class, (Class) Class.class);
/**
* The meta-property for the {@code elementType} property.
*/
@SuppressWarnings({"unchecked", "rawtypes" })
private final MetaProperty<Class<?>> _elementType = DirectMetaProperty.ofImmutable(
this, "elementType", ArrayType.class, (Class) Class.class);
/**
* The meta-properties.
*/
private final Map<String, MetaProperty<?>> _metaPropertyMap$ = new DirectMetaPropertyMap(
this, null,
"type",
"elementType");
/**
* Restricted constructor.
*/
protected Meta() {
}
@Override
protected MetaProperty<?> metaPropertyGet(String propertyName) {
switch (propertyName.hashCode()) {
case 3575610: // type
return _type;
case 673924182: // elementType
return _elementType;
}
return super.metaPropertyGet(propertyName);
}
@Override
public ArrayType.Builder builder() {
return new ArrayType.Builder();
}
@Override
public Class<? extends ArrayType> beanType() {
return ArrayType.class;
}
@Override
public Map<String, MetaProperty<?>> metaPropertyMap() {
return _metaPropertyMap$;
}
//-----------------------------------------------------------------------
/**
* The meta-property for the {@code type} property.
* @return the meta-property, not null
*/
public final MetaProperty<Class<?>> type() {
return _type;
}
/**
* The meta-property for the {@code elementType} property.
* @return the meta-property, not null
*/
public final MetaProperty<Class<?>> elementType() {
return _elementType;
}
//-----------------------------------------------------------------------
@Override
protected Object propertyGet(Bean bean, String propertyName, boolean quiet) {
switch (propertyName.hashCode()) {
case 3575610: // type
return ((ArrayType) bean).getType();
case 673924182: // elementType
return ((ArrayType) bean).getElementType();
}
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 ArrayType}.
*/
public static class Builder extends DirectFieldsBeanBuilder<ArrayType> {
private Class<?> _type;
private Class<?> _elementType;
/**
* Restricted constructor.
*/
protected Builder() {
}
/**
* Restricted copy constructor.
* @param beanToCopy the bean to copy from, not null
*/
protected Builder(ArrayType beanToCopy) {
this._type = beanToCopy.getType();
this._elementType = beanToCopy.getElementType();
}
//-----------------------------------------------------------------------
@Override
public Object get(String propertyName) {
switch (propertyName.hashCode()) {
case 3575610: // type
return _type;
case 673924182: // elementType
return _elementType;
default:
throw new NoSuchElementException("Unknown property: " + propertyName);
}
}
@Override
public Builder set(String propertyName, Object newValue) {
switch (propertyName.hashCode()) {
case 3575610: // type
this._type = (Class<?>) newValue;
break;
case 673924182: // elementType
this._elementType = (Class<?>) 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 ArrayType build() {
return new ArrayType(this);
}
//-----------------------------------------------------------------------
/**
* Sets the {@code type} property in the builder.
* @param type the new value, not null
* @return this, for chaining, not null
*/
public Builder type(Class<?> type) {
JodaBeanUtils.notNull(type, "type");
this._type = type;
return this;
}
/**
* Sets the {@code elementType} property in the builder.
* @param elementType the new value, not null
* @return this, for chaining, not null
*/
public Builder elementType(Class<?> elementType) {
JodaBeanUtils.notNull(elementType, "elementType");
this._elementType = elementType;
return this;
}
//-----------------------------------------------------------------------
@Override
public String toString() {
StringBuilder buf = new StringBuilder(96);
buf.append("ArrayType.Builder{");
int len = buf.length();
toString(buf);
if (buf.length() > len) {
buf.setLength(buf.length() - 2);
}
buf.append('}');
return buf.toString();
}
protected void toString(StringBuilder buf) {
buf.append("type").append('=').append(JodaBeanUtils.toString(_type)).append(',').append(' ');
buf.append("elementType").append('=').append(JodaBeanUtils.toString(_elementType)).append(',').append(' ');
}
}
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}