ParameterizedFunctionConfiguration.java

/**
 * Copyright (C) 2012 - present by OpenGamma Inc. and the OpenGamma group of companies
 *
 * Please see distribution for license.
 */
package com.opengamma.engine.function.config;

import java.util.Collection;
import java.util.List;
import java.util.Map;

import org.joda.beans.Bean;
import org.joda.beans.BeanBuilder;
import org.joda.beans.BeanDefinition;
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.DirectBeanBuilder;
import org.joda.beans.impl.direct.DirectMetaProperty;
import org.joda.beans.impl.direct.DirectMetaPropertyMap;

import com.google.common.collect.Lists;
import com.opengamma.util.ArgumentChecker;

/**
 * Parameterized function configuration representation
 */
@BeanDefinition
public class ParameterizedFunctionConfiguration extends StaticFunctionConfiguration implements FunctionConfiguration {
  
  private static final long serialVersionUID = 1L;
  
  @PropertyDefinition(set = "setClearAddAll")
  private List<String> _parameter = Lists.newArrayList();
  
  /**
   * Creates an instance
   * 
   * @param definitionClassName the definition class name, not null.
   * @param parameter the list of parameters, not null.
   */
  public ParameterizedFunctionConfiguration(final String definitionClassName, final Collection<String> parameter) {
    super(definitionClassName);
    ArgumentChecker.notNull(parameter, "parameters");
    _parameter.addAll(parameter);
  }
  
  /**
   * Constructor for builders
   */
  ParameterizedFunctionConfiguration() {
  }
  
  @Override
  public int compareTo(FunctionConfiguration other) {
    if (other instanceof ParameterizedFunctionConfiguration) {
      final ParameterizedFunctionConfiguration rhs = (ParameterizedFunctionConfiguration) other;
      // Order by class name
      int c = getDefinitionClassName().compareTo(rhs.getDefinitionClassName());
      if (c != 0) {
        return c;
      }
      // Order by parameter lengths
      c = getParameter().size() - rhs.getParameter().size();
      if (c != 0) {
        return c;
      }
      // Order by parameters
      for (int i = 0; i < getParameter().size(); i++) {
        c = getParameter().get(i).compareTo(rhs.getParameter().get(i));
        if (c != 0) {
          return c;
        }
      }
      // Equal? Put a breakpoint here; we don't really want this to be happening.
      //assert false;
      return 0;
    } else if (other instanceof StaticFunctionConfiguration) {
      // Static goes first
      return 1;
    } 
    throw new UnsupportedOperationException("Can't compare " + ParameterizedFunctionConfiguration.class + " and " + other.getClass());
  }

  //------------------------- AUTOGENERATED START -------------------------
  ///CLOVER:OFF
  /**
   * The meta-bean for {@code ParameterizedFunctionConfiguration}.
   * @return the meta-bean, not null
   */
  public static ParameterizedFunctionConfiguration.Meta meta() {
    return ParameterizedFunctionConfiguration.Meta.INSTANCE;
  }

  static {
    JodaBeanUtils.registerMetaBean(ParameterizedFunctionConfiguration.Meta.INSTANCE);
  }

  @Override
  public ParameterizedFunctionConfiguration.Meta metaBean() {
    return ParameterizedFunctionConfiguration.Meta.INSTANCE;
  }

  //-----------------------------------------------------------------------
  /**
   * Gets the parameter.
   * @return the value of the property
   */
  public List<String> getParameter() {
    return _parameter;
  }

  /**
   * Sets the parameter.
   * @param parameter  the new value of the property
   */
  public void setParameter(List<String> parameter) {
    this._parameter.clear();
    this._parameter.addAll(parameter);
  }

  /**
   * Gets the the {@code parameter} property.
   * @return the property, not null
   */
  public final Property<List<String>> parameter() {
    return metaBean().parameter().createProperty(this);
  }

  //-----------------------------------------------------------------------
  @Override
  public ParameterizedFunctionConfiguration clone() {
    return JodaBeanUtils.cloneAlways(this);
  }

  @Override
  public boolean equals(Object obj) {
    if (obj == this) {
      return true;
    }
    if (obj != null && obj.getClass() == this.getClass()) {
      ParameterizedFunctionConfiguration other = (ParameterizedFunctionConfiguration) obj;
      return JodaBeanUtils.equal(getParameter(), other.getParameter()) &&
          super.equals(obj);
    }
    return false;
  }

  @Override
  public int hashCode() {
    int hash = 7;
    hash = hash * 31 + JodaBeanUtils.hashCode(getParameter());
    return hash ^ super.hashCode();
  }

  @Override
  public String toString() {
    StringBuilder buf = new StringBuilder(64);
    buf.append("ParameterizedFunctionConfiguration{");
    int len = buf.length();
    toString(buf);
    if (buf.length() > len) {
      buf.setLength(buf.length() - 2);
    }
    buf.append('}');
    return buf.toString();
  }

  @Override
  protected void toString(StringBuilder buf) {
    super.toString(buf);
    buf.append("parameter").append('=').append(JodaBeanUtils.toString(getParameter())).append(',').append(' ');
  }

  //-----------------------------------------------------------------------
  /**
   * The meta-bean for {@code ParameterizedFunctionConfiguration}.
   */
  public static class Meta extends StaticFunctionConfiguration.Meta {
    /**
     * The singleton instance of the meta-bean.
     */
    static final Meta INSTANCE = new Meta();

    /**
     * The meta-property for the {@code parameter} property.
     */
    @SuppressWarnings({"unchecked", "rawtypes" })
    private final MetaProperty<List<String>> _parameter = DirectMetaProperty.ofReadWrite(
        this, "parameter", ParameterizedFunctionConfiguration.class, (Class) List.class);
    /**
     * The meta-properties.
     */
    private final Map<String, MetaProperty<?>> _metaPropertyMap$ = new DirectMetaPropertyMap(
        this, (DirectMetaPropertyMap) super.metaPropertyMap(),
        "parameter");

    /**
     * Restricted constructor.
     */
    protected Meta() {
    }

    @Override
    protected MetaProperty<?> metaPropertyGet(String propertyName) {
      switch (propertyName.hashCode()) {
        case 1954460585:  // parameter
          return _parameter;
      }
      return super.metaPropertyGet(propertyName);
    }

    @Override
    public BeanBuilder<? extends ParameterizedFunctionConfiguration> builder() {
      return new DirectBeanBuilder<ParameterizedFunctionConfiguration>(new ParameterizedFunctionConfiguration());
    }

    @Override
    public Class<? extends ParameterizedFunctionConfiguration> beanType() {
      return ParameterizedFunctionConfiguration.class;
    }

    @Override
    public Map<String, MetaProperty<?>> metaPropertyMap() {
      return _metaPropertyMap$;
    }

    //-----------------------------------------------------------------------
    /**
     * The meta-property for the {@code parameter} property.
     * @return the meta-property, not null
     */
    public final MetaProperty<List<String>> parameter() {
      return _parameter;
    }

    //-----------------------------------------------------------------------
    @Override
    protected Object propertyGet(Bean bean, String propertyName, boolean quiet) {
      switch (propertyName.hashCode()) {
        case 1954460585:  // parameter
          return ((ParameterizedFunctionConfiguration) bean).getParameter();
      }
      return super.propertyGet(bean, propertyName, quiet);
    }

    @SuppressWarnings("unchecked")
    @Override
    protected void propertySet(Bean bean, String propertyName, Object newValue, boolean quiet) {
      switch (propertyName.hashCode()) {
        case 1954460585:  // parameter
          ((ParameterizedFunctionConfiguration) bean).setParameter((List<String>) newValue);
          return;
      }
      super.propertySet(bean, propertyName, newValue, quiet);
    }

  }

  ///CLOVER:ON
  //-------------------------- AUTOGENERATED END --------------------------
}