com.amazonaws.services.simpleemail.model.Content Maven / Gradle / Ivy

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/*
 * Copyright 2010-2016 Amazon.com, Inc. or its affiliates. All Rights
 * Reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License").
 * You may not use this file except in compliance with the License.
 * A copy of the License is located at
 *
 *  http://aws.amazon.com/apache2.0
 *
 * or in the "license" file accompanying this file. This file 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.amazonaws.services.simpleemail.model;

import java.io.Serializable;

/**
 * 
 * Represents textual data, plus an optional character set specification.
 * 
 * 
 * By default, the text must be 7-bit ASCII, due to the constraints of the SMTP
 * protocol. If the text must contain any other characters, then you must also
 * specify a character set. Examples include UTF-8, ISO-8859-1, and Shift_JIS.
 * 
 */
public class Content implements Serializable, Cloneable {

    /**
     * 
     * The textual data of the content.
     * 
     */
    private String data;
    /**
     * 
     * The character set of the content.
     * 
     */
    private String charset;

    /**
     * Default constructor for Content object. Callers should use the setter or
     * fluent setter (with...) methods to initialize the object after creating
     * it.
     */
    public Content() {
    }

    /**
     * Constructs a new Content object. Callers should use the setter or fluent
     * setter (with...) methods to initialize any additional object members.
     * 
     * @param data
     *        The textual data of the content.
     */
    public Content(String data) {
        setData(data);
    }

    /**
     * 
     * The textual data of the content.
     * 
     * 
     * @param data
     *        The textual data of the content.
     */

    public void setData(String data) {
        this.data = data;
    }

    /**
     * 
     * The textual data of the content.
     * 
     * 
     * @return The textual data of the content.
     */

    public String getData() {
        return this.data;
    }

    /**
     * 
     * The textual data of the content.
     * 
     * 
     * @param data
     *        The textual data of the content.
     * @return Returns a reference to this object so that method calls can be
     *         chained together.
     */

    public Content withData(String data) {
        setData(data);
        return this;
    }

    /**
     * 
     * The character set of the content.
     * 
     * 
     * @param charset
     *        The character set of the content.
     */

    public void setCharset(String charset) {
        this.charset = charset;
    }

    /**
     * 
     * The character set of the content.
     * 
     * 
     * @return The character set of the content.
     */

    public String getCharset() {
        return this.charset;
    }

    /**
     * 
     * The character set of the content.
     * 
     * 
     * @param charset
     *        The character set of the content.
     * @return Returns a reference to this object so that method calls can be
     *         chained together.
     */

    public Content withCharset(String charset) {
        setCharset(charset);
        return this;
    }

    /**
     * Returns a string representation of this object; useful for testing and
     * debugging.
     *
     * @return A string representation of this object.
     *
     * @see java.lang.Object#toString()
     */
    @Override
    public String toString() {
        StringBuilder sb = new StringBuilder();
        sb.append("{");
        if (getData() != null)
            sb.append("Data: " + getData() + ",");
        if (getCharset() != null)
            sb.append("Charset: " + getCharset());
        sb.append("}");
        return sb.toString();
    }

    @Override
    public boolean equals(Object obj) {
        if (this == obj)
            return true;
        if (obj == null)
            return false;

        if (obj instanceof Content == false)
            return false;
        Content other = (Content) obj;
        if (other.getData() == null ^ this.getData() == null)
            return false;
        if (other.getData() != null
                && other.getData().equals(this.getData()) == false)
            return false;
        if (other.getCharset() == null ^ this.getCharset() == null)
            return false;
        if (other.getCharset() != null
                && other.getCharset().equals(this.getCharset()) == false)
            return false;
        return true;
    }

    @Override
    public int hashCode() {
        final int prime = 31;
        int hashCode = 1;

        hashCode = prime * hashCode
                + ((getData() == null) ? 0 : getData().hashCode());
        hashCode = prime * hashCode
                + ((getCharset() == null) ? 0 : getCharset().hashCode());
        return hashCode;
    }

    @Override
    public Content clone() {
        try {
            return (Content) super.clone();
        } catch (CloneNotSupportedException e) {
            throw new IllegalStateException(
                    "Got a CloneNotSupportedException from Object.clone() "
                            + "even though we're Cloneable!", e);
        }
    }
}