com.likethecolor.alchemy.api.entity.AlchemySubject.java Source code

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Here is the source code for com.likethecolor.alchemy.api.entity.AlchemySubject.java

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/**
 * File: AlchemySubject.java
 *
 * Copyright 2012 Dan Brown <dan@likethecolor.com>
 *
 * 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 com.likethecolor.alchemy.api.entity;

import org.apache.commons.lang.builder.ToStringBuilder;
import org.apache.commons.lang.builder.ToStringStyle;

public class AlchemySubject {
    private AlchemyEntity entity;
    private SentimentAlchemyEntity sentiment;
    private String text;

    public AlchemySubject() {
    }

    public AlchemySubject(final AlchemyEntity entity, final String text) {
        setEntity(entity);
        setText(text);
    }

    public void setEntity(final AlchemyEntity entity) {
        this.entity = entity;
    }

    public AlchemyEntity getEntity() {
        if (entity == null) {
            return null;
        }
        return entity.clone();
    }

    public void setSentiment(final SentimentAlchemyEntity sentiment) {
        this.sentiment = sentiment;
    }

    public SentimentAlchemyEntity getSentiment() {
        if (sentiment == null) {
            return null;
        }
        return sentiment.clone();
    }

    public void setText(String text) {
        if (text != null) {
            text = text.trim();
        }
        this.text = text;
    }

    public String getText() {
        return text;
    }

    public AlchemySubject clone() {
        final AlchemySubject clone = new AlchemySubject(getEntity(), getText());
        clone.setSentiment(getSentiment());
        return clone;
    }

    @Override
    public boolean equals(Object o) {
        if (this == o) {
            return true;
        }
        if (o == null || getClass() != o.getClass()) {
            return false;
        }

        AlchemySubject that = (AlchemySubject) o;

        if (entity != null ? !entity.equals(that.entity) : that.entity != null) {
            return false;
        }
        if (sentiment != null ? !sentiment.equals(that.sentiment) : that.sentiment != null) {
            return false;
        }
        if (text != null ? !text.equals(that.text) : that.text != null) {
            return false;
        }

        return true;
    }

    @Override
    public int hashCode() {
        int result = text != null ? text.hashCode() : 0;
        result = 31 * result + (entity != null ? entity.hashCode() : 0);
        return result;
    }

    /**
     * @return string representing this object
     *
     * @see #toString(org.apache.commons.lang.builder.ToStringStyle)
     */
    @Override
    public String toString() {
        return toString(ToStringStyle.DEFAULT_STYLE);
    }

    /**
     * @return string representing this object
     *
     * @see org.apache.commons.lang.builder.ToStringBuilder
     */
    public String toString(final ToStringStyle style) {
        return new ToStringBuilder(this, style).append("entity", entity == null ? null : entity.toString(style))
                .append("sentiment", sentiment == null ? null : sentiment.toString(style)).append("text", getText())
                .toString();
    }
}