com.liferay.portal.kernel.template.StringTemplateResource.java Source code

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Here is the source code for com.liferay.portal.kernel.template.StringTemplateResource.java

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/**
 * Copyright (c) 2000-present Liferay, Inc. All rights reserved.
 *
 * This library is free software; you can redistribute it and/or modify it under
 * the terms of the GNU Lesser General Public License as published by the Free
 * Software Foundation; either version 2.1 of the License, or (at your option)
 * any later version.
 *
 * This library is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
 * details.
 */

package com.liferay.portal.kernel.template;

import com.liferay.portal.kernel.io.unsync.UnsyncStringReader;
import com.liferay.portal.kernel.util.Validator;

import java.io.IOException;
import java.io.ObjectInput;
import java.io.ObjectOutput;
import java.io.Reader;

/**
 * @author Tina Tian
 */
public class StringTemplateResource implements TemplateResource {

    /**
     * The empty constructor is required by {@link java.io.Externalizable}. Do
     * not use this for any other purpose.
     */
    public StringTemplateResource() {
    }

    public StringTemplateResource(String templateId, String templateContent) {
        if (Validator.isNull(templateId)) {
            throw new IllegalArgumentException("Template ID is null");
        }

        if (Validator.isNull(templateContent)) {
            throw new IllegalArgumentException("Template content is null");
        }

        _templateId = templateId;
        _templateContent = templateContent;
    }

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

        if (!(obj instanceof StringTemplateResource)) {
            return false;
        }

        StringTemplateResource stringTemplateResource = (StringTemplateResource) obj;

        if (_templateId.equals(stringTemplateResource._templateId)
                && _templateContent.equals(stringTemplateResource._templateContent)) {

            return true;
        }

        return false;
    }

    public String getContent() {
        return _templateContent;
    }

    @Override
    public long getLastModified() {
        return _lastModified;
    }

    @Override
    public Reader getReader() {
        return new UnsyncStringReader(_templateContent);
    }

    @Override
    public String getTemplateId() {
        return _templateId;
    }

    @Override
    public int hashCode() {
        return _templateId.hashCode() * 11 + _templateContent.hashCode();
    }

    @Override
    public void readExternal(ObjectInput objectInput) throws IOException {
        _lastModified = objectInput.readLong();
        _templateContent = objectInput.readUTF();
        _templateId = objectInput.readUTF();
    }

    @Override
    public void writeExternal(ObjectOutput objectOutput) throws IOException {
        objectOutput.writeLong(_lastModified);
        objectOutput.writeUTF(_templateContent);
        objectOutput.writeUTF(_templateId);
    }

    private long _lastModified = System.currentTimeMillis();
    private String _templateContent;
    private String _templateId;

}