Java tutorial
/* * Copyright (C) 2012 Aonyx * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package ch.aonyx.broker.ib.api.contract; import org.apache.commons.lang3.builder.EqualsBuilder; import org.apache.commons.lang3.builder.HashCodeBuilder; import org.apache.commons.lang3.builder.ToStringBuilder; import org.apache.commons.lang3.builder.ToStringStyle; /** * @author Christophe Marcourt * @since 1.0.0 */ public final class UnderlyingCombo { private int contractId; private double delta; private double price; public int getContractId() { return contractId; } public void setContractId(final int contractId) { this.contractId = contractId; } public double getDelta() { return delta; } public void setDelta(final double delta) { this.delta = delta; } public double getPrice() { return price; } public void setPrice(final double price) { this.price = price; } @Override public int hashCode() { return new HashCodeBuilder().append(contractId).append(delta).append(price).toHashCode(); } @Override public boolean equals(final Object obj) { if (obj == null) { return false; } if (obj == this) { return true; } if (obj.getClass() != getClass()) { return false; } final UnderlyingCombo rhs = (UnderlyingCombo) obj; return new EqualsBuilder().append(contractId, rhs.contractId).append(delta, rhs.delta) .append(price, rhs.price).isEquals(); } @Override public String toString() { return ToStringBuilder.reflectionToString(this, ToStringStyle.SHORT_PREFIX_STYLE); } }